126 Senior Wastewater Modeller jobs in the United Kingdom

We have in-depth knowledge of water and wastewater AMP8 frameworks and Environment Agency programmes, and we partner with a wide range of clients including water utilities, engineering consultancies, and Design & Build contractors.

We are currently seeking Wastewater Modellers at all levels - from Graduate through to Principal - to join leading consultancies across the UK.

Locations

Opportunities are available nationwide, with particular demand in:

Exeter, Bristol, Cardiff, Reading, London (and surrounding areas), Haywards Heath, Brighton, Birmingham, Peterborough, Derby, Sheffield, Leeds, Manchester, Warrington, Liverpool, Newcastle, Edinburgh, Glasgow, and Belfast.

Remote working opportunities are also available.

These are permanent positions offering competitive salaries, tailored to individual skills, experience, and expectations.

Role Overview

As a Wastewater Modeller, you will play a key role within our clients' hydraulic modelling teams, supporting major engineering projects across wastewater networks, integrated catchment management, flood alleviation, SuDS, and stormwater management.

Our clients deliver a diverse range of projects for UK water companies, the Environment Agency, Lead Local Authorities, and international partners.

Depending on your level of experience, your responsibilities may include:

• Developing options and solutions, building, calibrating, and verifying complex hydraulic models
• Hydraulic and water quality analysis, including catchment hydraulics and pollutant source assessment
• Integrated catchment modelling - evaluating interactions between sewers, watercourses, and overland flows
• Supporting delivery of Storm Overflow Assessment Framework (SOAF) and Water Framework Directive (WFD) programmes

Candidate Requirements

• Degree in a relevant discipline (e.g. Civil Engineering, Geography, Water & Environmental Engineering, Hydraulics)
• Experience in urban drainage / wastewater network modelling
• Proficiency in hydraulic modelling software such as Infoworks ICM
• Understanding of UK water industry legislation, policy, and regulatory requirements
• Strong analytical, written, and verbal communication skills

For Senior and Principal roles:

• Chartered (ICE / CIWEM) or working towards accreditation
• Proven track record in business development, client and project management, and/or team leadership

What's in it for you?

At Advance TRS, we are committed to helping you achieve your career ambitions. Common motivations for exploring new opportunities include:

• Increased salary - Expert benchmarking to ensure you are paid competitively
• Improved benefits - Access to roles offering enhanced packages (e.g. pension, bonuses, flexible working, medical cover, 9-day fortnights)
• Career progression - Opportunities for training, Chartership mentoring, and leadership development
• Challenging projects - Exposure to flagship frameworks, innovation, and team growth opportunities
• Work-life balance - Flexible hours, hybrid/remote options, or relocation support
• Positive culture - Supportive, inclusive, and collaborative working environments

We work openly and transparently, offering honest advice with a no-pressure approach. All conversations are strictly confidential. If your concerns can be resolved with your current employer, we'll even guide you on how to approach that discussion.

Next Steps

If you'd like to explore current wastewater modelling opportunities suited to your skills and experience, please contact:

Alex Shaw (Lead Principal Consultant) at Advance TRS

We are an equal opportunity employer and value diversity in our company. We do not discriminate on the basis of race, religion, colour, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

**What if you could do the kind of work the world needs?**
At WSP, you can access our global scale, contribute to landmark projects and connect with the brightest minds in your field to do the best work of your life. You can embrace your curiosity in a culture that celebrates new ideas and diverse perspectives. You can experience a world of opportunity and the chance to shape a career as unique as you.
**A little more about your role.**
We are looking for Wastewater Modellers to join our established team to deliver a variety of projects for several of the UKs largest regulated water companies. Our water team also work alongside a diverse range of other WSP business units, providing great opportunities to be involved in an assortment of exciting projects alongside delivering for our core client base.
These roles will enable you to further develop and use your technical skills, applying your expertise to help us continue driving forward in terms of both technical quality and service efficiency.
You will provide support on hydraulic modelling studies for our core regulated industry water clients using industry standard software (InfoWorks ICM/CS), but we also have teams engaged in a variety of projects utilising TUFLOW, causeway flow, our in house FRM and other hydraulic modelling software depending upon our diverse base of clients needs.
You will be expected to work within the existing team to interrogate / enhance models as well as building new models to assess and understand asset performance.
You will
+ Provide technical input on urban drainage projects and support our wastewater team in delivering current and future projects and help influence our future approaches to efficient delivery
+ Support to development of Feasibility studies and optioneering
+ Use of network models to evaluate and optimise Asset Performance
+ Preparation of reports and supporting drawings
+ Definition of work needed by field investigation teams
+ Developing and maintaining excellent client relationships at all levels, coordinating and facilitating project meetings internally and with clients
+ Contribute to the learning of the wider team through knowledge sharing exercises
+ Promote the WSP brand through appropriate industry forums and conferences
You will work as part of an award-winning water team within a larger team of over 600 professionals across the UK, supported by our Global Water Team. We are currently engaged with an expanding portfolio of clients, including Severn Trent Water, Northern Ireland Water, Welsh Water, Southern Water, Wessex Water, United Utilities, Uisce Éireann, Southern Water, and Scottish Water Horizons. The opportunity for progression is a real possibility, combining your technical and industry knowledge with the right behaviours to encourage and develop others.
**What we will be looking for you to demonstrate.**
+ A degree in a relevant discipline (engineering, environmental science, geography)
+ A chartered membership of a relevant professional institution (e.g. ICE/CIWEM), or are working towards chartership
+ Sound knowledge and experience in urban drainage modelling and an ability to check the technical outputs of others prior to issue
+ Extensive experience of hydraulic modelling, using industry-standard software, specifically, InfoWorks ICM or similar
+ Familiarity with any industry-standard geographical information system (e.g. ArcGIS, QGIS, MapInfo)
**Imagine a better future for you and a better future for us all.**
Join our close-knit community of talented individuals who share your passion for making a positive impact. Our global team includes more than 69,000 employees, working together to make a difference in communities both close to home and around the world.
**With us, you can. Apply today.**
We are one of the world's leading engineering and professional services firms. Our 72,800 passionate people are united by the common purpose of creating positive, long-lasting impacts on the communities we serve through a culture of innovation, integrity, and inclusion. With over 9,000 professionals across the UK and Ireland, we are dedicated to our local communities and propelled by international brainpower.
**WHAT'S IN IT FOR YOU?**
**Work-life balance**
At WSP, we understand that work is just one aspect of your life. It's important to make time for you, your family, friends, interests and your community.
Our hybrid working policy offers the flexibility to work from home two days a week, while also providing opportunities to collaborate in our modern offices across the UK.
**Inclusivity & Belonging**
We welcome applicants with varied backgrounds and experiences. We enable rewarding careers by encouraging people to bring their whole and authentic selves to work so that our work represents the fullest spectrum of society. We celebrate integrity and treat people with respect, supporting each other and embracing a culture of inclusion and belonging at WSP. We have our employee resource groups bring together employees and allies with different backgrounds to promote our culture of inclusivity.
**Health & Wellbeing**
We are committed to supporting our people, giving you the tools to make improvements to your health and wellbeing through our Thrive programme.
Our Virtual GP service gives you access to an NHS or Irish Medical Council GP at a time and place that suits you - giving you peace of mind and quick access to medical advice when you need it most. We also provide reasonable workplace adjustments for those in need. Additionally, you can benefit from the Gymflex scheme, which offers up to 40% off annual gym memberships through our WSP flexible benefits program, as well as a comprehensive menopause support package.
**Flex your time**
To enhance work-life balance, WSP offers the "WSP My Hour," allowing you to take one hour each day for personal activities, with the flexibility to make up the time earlier or later that day.
We also provide part-time and flexible working arrangements, the option to purchase additional leave, and the ability to use your bank holiday entitlement to suit you.
**Your development**
We understand the importance of development and training to you. That's why we foster a supportive environment that invests in your growth, whether through training, mentoring, or Chartership.
**#WeAreWSP**
_Here at WSP we positively encourage applications from suitably qualified and eligible candidates regardless of sex, race, disability, age, sexual orientation, gender reassignment, religion or belief, marital status, pregnancy or maternity/paternity. As a Disability Confident leader, we will interview all disabled applicants who meet the essential criteria, please let us know if you require any workplace adjustments in support of your application._

**What if you could do the kind of work the world needs?**
At WSP, you can access our global scale, contribute to landmark projects and connect with the brightest minds in your field to do the best work of your life. You can embrace your curiosity in a culture that celebrates new ideas and diverse perspectives. You can experience a world of opportunity and the chance to shape a career as unique as you.
**A little more about your role.**
We are looking for Wastewater Modellers to join our established team to deliver a variety of projects for several of the UKs largest regulated water companies. Our water team also work alongside a diverse range of other WSP business units, providing great opportunities to be involved in an assortment of exciting projects alongside delivering for our core client base.
These roles will enable you to further develop and use your technical skills, applying your expertise to help us continue driving forward in terms of both technical quality and service efficiency.
You will provide support on hydraulic modelling studies for our core regulated industry water clients using industry standard software (InfoWorks ICM/CS), but we also have teams engaged in a variety of projects utilising TUFLOW, causeway flow, our in house FRM and other hydraulic modelling software depending upon our diverse base of clients needs.
You will be expected to work within the existing team to interrogate / enhance models as well as building new models to assess and understand asset performance.
You will
+ Provide technical input on urban drainage projects and support our wastewater team in delivering current and future projects and help influence our future approaches to efficient delivery
+ Support to development of Feasibility studies and optioneering
+ Use of network models to evaluate and optimise Asset Performance
+ Preparation of reports and supporting drawings
+ Definition of work needed by field investigation teams
+ Developing and maintaining excellent client relationships at all levels, coordinating and facilitating project meetings internally and with clients
+ Contribute to the learning of the wider team through knowledge sharing exercises
+ Promote the WSP brand through appropriate industry forums and conferences
You will work as part of an award-winning water team within a larger team of over 600 professionals across the UK, supported by our Global Water Team. We are currently engaged with an expanding portfolio of clients, including Severn Trent Water, Northern Ireland Water, Welsh Water, Southern Water, Wessex Water, United Utilities, Uisce Éireann, Southern Water, and Scottish Water Horizons. The opportunity for progression is a real possibility, combining your technical and industry knowledge with the right behaviours to encourage and develop others.
**What we will be looking for you to demonstrate.**
+ A degree in a relevant discipline (engineering, environmental science, geography)
+ A chartered membership of a relevant professional institution (e.g. ICE/CIWEM), or are working towards chartership
+ Sound knowledge and experience in urban drainage modelling and an ability to check the technical outputs of others prior to issue
+ Extensive experience of hydraulic modelling, using industry-standard software, specifically, InfoWorks ICM or similar
+ Familiarity with any industry-standard geographical information system (e.g. ArcGIS, QGIS, MapInfo)
**Imagine a better future for you and a better future for us all.**
Join our close-knit community of talented individuals who share your passion for making a positive impact. Our global team includes more than 69,000 employees, working together to make a difference in communities both close to home and around the world.
**With us, you can. Apply today.**
We are one of the world's leading engineering and professional services firms. Our 72,800 passionate people are united by the common purpose of creating positive, long-lasting impacts on the communities we serve through a culture of innovation, integrity, and inclusion. With over 9,000 professionals across the UK and Ireland, we are dedicated to our local communities and propelled by international brainpower.
**WHAT'S IN IT FOR YOU?**
**Work-life balance**
At WSP, we understand that work is just one aspect of your life. It's important to make time for you, your family, friends, interests and your community.
Our hybrid working policy offers the flexibility to work from home two days a week, while also providing opportunities to collaborate in our modern offices across the UK.
**Inclusivity & Belonging**
We welcome applicants with varied backgrounds and experiences. We enable rewarding careers by encouraging people to bring their whole and authentic selves to work so that our work represents the fullest spectrum of society. We celebrate integrity and treat people with respect, supporting each other and embracing a culture of inclusion and belonging at WSP. We have our employee resource groups bring together employees and allies with different backgrounds to promote our culture of inclusivity.
**Health & Wellbeing**
We are committed to supporting our people, giving you the tools to make improvements to your health and wellbeing through our Thrive programme.
Our Virtual GP service gives you access to an NHS or Irish Medical Council GP at a time and place that suits you - giving you peace of mind and quick access to medical advice when you need it most. We also provide reasonable workplace adjustments for those in need. Additionally, you can benefit from the Gymflex scheme, which offers up to 40% off annual gym memberships through our WSP flexible benefits program, as well as a comprehensive menopause support package.
**Flex your time**
To enhance work-life balance, WSP offers the "WSP My Hour," allowing you to take one hour each day for personal activities, with the flexibility to make up the time earlier or later that day.
We also provide part-time and flexible working arrangements, the option to purchase additional leave, and the ability to use your bank holiday entitlement to suit you.
**Your development**
We understand the importance of development and training to you. That's why we foster a supportive environment that invests in your growth, whether through training, mentoring, or Chartership.
**#WeAreWSP**
_Here at WSP we positively encourage applications from suitably qualified and eligible candidates regardless of sex, race, disability, age, sexual orientation, gender reassignment, religion or belief, marital status, pregnancy or maternity/paternity. As a Disability Confident leader, we will interview all disabled applicants who meet the essential criteria, please let us know if you require any workplace adjustments in support of your application._

**What if you could do the kind of work the world needs?**
At WSP, you can access our global scale, contribute to landmark projects and connect with the brightest minds in your field to do the best work of your life. You can embrace your curiosity in a culture that celebrates new ideas and diverse perspectives. You can experience a world of opportunity and the chance to shape a career as unique as you.
**A little more about your role.**
We are looking for Wastewater Modellers to join our established team to deliver a variety of projects for several of the UKs largest regulated water companies. Our water team also work alongside a diverse range of other WSP business units, providing great opportunities to be involved in an assortment of exciting projects alongside delivering for our core client base. These roles will enable you to further develop and use your technical skills, applying your expertise to help us continue driving forward in terms of both technical quality and service efficiency.
You will be part of an award-winning water team within a network of 350 professionals across the UK, supported by our Global Water Team. You'll have the chance to shape the direction of a high-performing, growing team, working with clients such as Severn Trent, Scottish Water Horizons, Welsh Water, and Southern Water. There is a real opportunity for progression by combining your technical and industry knowledge with the right behaviours to encourage and develop others
You will provide support on hydraulic modelling studies for our core regulated industry water clients using industry standard software (InfoWorks ICM/CS), but we also have teams engaged in a variety of projects utilising TUFLOW, causeway flow, our in house FRM and other hydraulic modelling software depending upon our diverse base of clients needs. You will be expected to work within the existing team to interrogate / enhance models as well as building new models to assess and understand asset performance.
You will
+ Provide technical input on urban drainage projects and support our wastewater team in delivering current and future projects and help influence our future approaches to efficient delivery
+ Support to development of Feasibility studies and optioneering
+ Use of network models to evaluate and optimise Asset Performance
+ Preparation of reports and supporting drawings
+ Definition of work needed by field investigation teams
+ Developing and maintaining excellent client relationships at all levels, coordinating and facilitating project meetings internally and with clients
+ Contribute to the learning of the wider team through knowledge sharing exercises
+ Promote the WSP brand through appropriate industry forums and conferences
**What we will be looking for you to demonstrate.**
+ A degree in a relevant discipline (engineering, environmental science, geography)
+ A chartered membership of a relevant professional institution (e.g. ICE/CIWEM), or are working towards chartership
+ Sound knowledge and experience in urban drainage modelling and an ability to check the technical outputs of others prior to issue
+ Extensive experience of hydraulic modelling, using industry-standard software, specifically, InfoWorks ICM or similar
+ Familiarity with any industry-standard geographical information system (e.g. ArcGIS, QGIS, MapInfo)
**Imagine a better future for you and a better future for us all.**
Join our close-knit community of talented individuals who share your passion for making a positive impact. Our global team includes more than 69,000 employees, working together to make a difference in communities both close to home and around the world.
**With us, you can. Apply today.**
We are one of the world's leading engineering and professional services firms. Our 72,800 passionate people are united by the common purpose of creating positive, long-lasting impacts on the communities we serve through a culture of innovation, integrity, and inclusion. With over 9,000 professionals across the UK and Ireland, we are dedicated to our local communities and propelled by international brainpower.
**WHAT'S IN IT FOR YOU?**
**Work-life balance**
At WSP, we understand that work is just one aspect of your life. It's important to make time for you, your family, friends, interests and your community.
Our hybrid working policy offers the flexibility to work from home two days a week, while also providing opportunities to collaborate in our modern offices across the UK.
**Inclusivity & Belonging**
We welcome applicants with varied backgrounds and experiences. We enable rewarding careers by encouraging people to bring their whole and authentic selves to work so that our work represents the fullest spectrum of society. We celebrate integrity and treat people with respect, supporting each other and embracing a culture of inclusion and belonging at WSP. We have our employee resource groups bring together employees and allies with different backgrounds to promote our culture of inclusivity.
**Health & Wellbeing**
We are committed to supporting our people, giving you the tools to make improvements to your health and wellbeing through our Thrive programme.
Our Virtual GP service gives you access to an NHS or Irish Medical Council GP at a time and place that suits you - giving you peace of mind and quick access to medical advice when you need it most. We also provide reasonable workplace adjustments for those in need. Additionally, you can benefit from the Gymflex scheme, which offers up to 40% off annual gym memberships through our WSP flexible benefits program, as well as a comprehensive menopause support package.
**Flex your time**
To enhance work-life balance, WSP offers the "WSP My Hour," allowing you to take one hour each day for personal activities, with the flexibility to make up the time earlier or later that day.
We also provide part-time and flexible working arrangements, the option to purchase additional leave, and the ability to use your bank holiday entitlement to suit you.
**Your development**
We understand the importance of development and training to you. That's why we foster a supportive environment that invests in your growth, whether through training, mentoring, or Chartership.
**#WeAreWSP**
_Here at WSP we positively encourage applications from suitably qualified and eligible candidates regardless of sex, race, disability, age, sexual orientation, gender reassignment, religion or belief, marital status, pregnancy or maternity/paternity. As a Disability Confident leader, we will interview all disabled applicants who meet the essential criteria, please let us know if you require any workplace adjustments in support of your application._

The water industry is on the cusp of an unprecedented period of investment, and at Stantec, we're at the forefront of this transformation. We're not just designing infrastructure; we're building a more resilient future for communities across the South West and Wales. We're looking for passionate **Wastewater Modellers** to join us in Bristol, Cardiff, or Exeter to help us deliver on this vital mission.
Imagine a day where your work directly impacts a community. As a Wastewater Modeller, you'll be at the heart of our urban drainage projects, tackling complex challenges like:
+ **Preventing urban flooding:** Your models will help identify and mitigate flood risks, protecting homes and businesses.
+ **Improving water quality:** You'll play a key role in reducing pollution and ensuring our rivers and coastlines are cleaner and healthier.
+ **Supporting sustainable growth:** You'll help our clients plan for future population growth, ensuring our water systems can meet the demand.
You'll join a talented and collaborative team where your expertise will be valued and your ideas encouraged. We believe in providing our people with the tools and support they need to succeed, and that's why we offer:
+ **Meaningful work:** Contribute to projects that make a tangible difference in people's lives and the environment.
+ **Professional growth:** We're committed to your career development, offering opportunities for training, mentorship, and specialisation within your field.
+ **A supportive culture:** Our team-oriented environment fosters collaboration and innovation. We believe the best solutions come from working together.
You can find out more about our work in the water sector here: Stantec H2O+U - UK with further information about local framework appointments here:
Stantec appointed to Dŵr Cymru Welsh Water's AMP8 Engineering Consultancy Framework
Stantec awarded two lots on South West Water's AMP 8 Engineering Consultancy Framework
**About You**
We would love to hear from you if you share our ambition for innovation & the environment.
We expect that you will be degree qualified (or equivalent) in a relevant subject and be an active member of your chosen professional institution. You will have previous experience delivering successful projects within an urban drainage environment and demonstrate technical experience covering a wide range of urban drainage management activities, including proficiency with InfoWorks ICM.
Most importantly, you'll embody our values and ethos of client focus and service excellence.
**Why Join Us**
This is an exciting time to join Stantec, with the opportunity to tackle challenging new projects across the region and growth plans extending throughout the AMP cycle. In addition, all employees have access to our company wide benefits, including:
+ Become part of a renowned UDM team, at the forefront of innovation & the development of new smart applications
+ Individualised development plan alongside company wide org structure highlighting pathway for progression, ensuring you always know where your career is heading
+ Private medical insurance, group income protection & life assurance included as standard
+ Flexi-working and hybrid working pattern to help you to find the right work life balance for you
+ Culture of inclusivity, where we celebrate diversity and put "doing what's right" at the forefront of everything we do
+ Award winning consultancy with a commitment to achieving our ambitious environmental goals
Find out more about why Stantec could be the right next step for you here!
#ukwater #UKUDM
**About Stantec**
The Stantec community unites more than 31,000 employees working in over 450 locations across 6 continents. We have been working with our clients and communities in the UK for over 150 years. We plan, design, deliver and manage the development and infrastructure needed to support the creation of sustainable, healthy and prosperous communities.
Our teams provide effective and relevant solutions, translating our clients' vision into valued consents, deliverable plans for projects and programmes, and efficient designs for delivery, based on technical excellence and deep market insights. We deal with today's challenges, but also keep a fairer, better tomorrow in sight, looking at how we deliver clean growth, support radical changes in our economy and meet the needs of future communities.
Stantec provides equal employment opportunities to all qualified employees and applicants for future and current employment and prohibit discrimination on the grounds of race, colour, religion, sex, national origin, age, marital status, genetic information, disability, sexual orientation, gender identity or gender expression. We prohibit discrimination in decisions concerning recruitment, hiring, referral, promotion, compensation, fringe benefits, job training, terminations or any other condition of employment. Stantec is in compliance with laws and regulations and ensures equitable opportunities in all aspects of employment.
Building an inspired, inclusive work environment that attracts, supports, and develops world-class talent is a crucial key to our success. If you are excited by this role but worry that your experience doesn't exactly align, we encourage you to apply.
At Stantec we want you to perform your best at every stage of the recruitment process and are committed to ensuring it is accessible to all. If you need any support or require adjustments to be made then please contact careers.UK& we will talk to you about how we can support you.
**ReqID:** 7748

The water industry is on the cusp of an unprecedented period of investment, and at Stantec, we're at the forefront of this transformation. We're not just designing infrastructure; we're building a more resilient future for communities across the South West and Wales. We're looking for passionate **Wastewater Modellers** to join us in Bristol, Cardiff, or Exeter to help us deliver on this vital mission.
Imagine a day where your work directly impacts a community. As a Wastewater Modeller, you'll be at the heart of our urban drainage projects, tackling complex challenges like:
+ **Preventing urban flooding:** Your models will help identify and mitigate flood risks, protecting homes and businesses.
+ **Improving water quality:** You'll play a key role in reducing pollution and ensuring our rivers and coastlines are cleaner and healthier.
+ **Supporting sustainable growth:** You'll help our clients plan for future population growth, ensuring our water systems can meet the demand.
You'll join a talented and collaborative team where your expertise will be valued and your ideas encouraged. We believe in providing our people with the tools and support they need to succeed, and that's why we offer:
+ **Meaningful work:** Contribute to projects that make a tangible difference in people's lives and the environment.
+ **Professional growth:** We're committed to your career development, offering opportunities for training, mentorship, and specialisation within your field.
+ **A supportive culture:** Our team-oriented environment fosters collaboration and innovation. We believe the best solutions come from working together.
You can find out more about our work in the water sector here: Stantec H2O+U - UK with further information about local framework appointments here:
Stantec appointed to Dŵr Cymru Welsh Water's AMP8 Engineering Consultancy Framework
Stantec awarded two lots on South West Water's AMP 8 Engineering Consultancy Framework
**About You**
We would love to hear from you if you share our ambition for innovation & the environment.
We expect that you will be degree qualified (or equivalent) in a relevant subject and be an active member of your chosen professional institution. You will have previous experience delivering successful projects within an urban drainage environment and demonstrate technical experience covering a wide range of urban drainage management activities, including proficiency with InfoWorks ICM.
Most importantly, you'll embody our values and ethos of client focus and service excellence.
**Why Join Us**
This is an exciting time to join Stantec, with the opportunity to tackle challenging new projects across the region and growth plans extending throughout the AMP cycle. In addition, all employees have access to our company wide benefits, including:
+ Become part of a renowned UDM team, at the forefront of innovation & the development of new smart applications
+ Individualised development plan alongside company wide org structure highlighting pathway for progression, ensuring you always know where your career is heading
+ Private medical insurance, group income protection & life assurance included as standard
+ Flexi-working and hybrid working pattern to help you to find the right work life balance for you
+ Culture of inclusivity, where we celebrate diversity and put "doing what's right" at the forefront of everything we do
+ Award winning consultancy with a commitment to achieving our ambitious environmental goals
Find out more about why Stantec could be the right next step for you here!
#ukwater #UKUDM
**About Stantec**
The Stantec community unites more than 31,000 employees working in over 450 locations across 6 continents. We have been working with our clients and communities in the UK for over 150 years. We plan, design, deliver and manage the development and infrastructure needed to support the creation of sustainable, healthy and prosperous communities.
Our teams provide effective and relevant solutions, translating our clients' vision into valued consents, deliverable plans for projects and programmes, and efficient designs for delivery, based on technical excellence and deep market insights. We deal with today's challenges, but also keep a fairer, better tomorrow in sight, looking at how we deliver clean growth, support radical changes in our economy and meet the needs of future communities.
Stantec provides equal employment opportunities to all qualified employees and applicants for future and current employment and prohibit discrimination on the grounds of race, colour, religion, sex, national origin, age, marital status, genetic information, disability, sexual orientation, gender identity or gender expression. We prohibit discrimination in decisions concerning recruitment, hiring, referral, promotion, compensation, fringe benefits, job training, terminations or any other condition of employment. Stantec is in compliance with laws and regulations and ensures equitable opportunities in all aspects of employment.
Building an inspired, inclusive work environment that attracts, supports, and develops world-class talent is a crucial key to our success. If you are excited by this role but worry that your experience doesn't exactly align, we encourage you to apply.
At Stantec we want you to perform your best at every stage of the recruitment process and are committed to ensuring it is accessible to all. If you need any support or require adjustments to be made then please contact careers.UK& we will talk to you about how we can support you.
**ReqID:** 7748

The water industry is on the cusp of an unprecedented period of investment, and at Stantec, we're at the forefront of this transformation. We're not just designing infrastructure; we're building a more resilient future for communities across the South West and Wales. We're looking for passionate **Wastewater Modellers** to join us in Bristol, Cardiff, or Exeter to help us deliver on this vital mission.
Imagine a day where your work directly impacts a community. As a Wastewater Modeller, you'll be at the heart of our urban drainage projects, tackling complex challenges like:
+ **Preventing urban flooding:** Your models will help identify and mitigate flood risks, protecting homes and businesses.
+ **Improving water quality:** You'll play a key role in reducing pollution and ensuring our rivers and coastlines are cleaner and healthier.
+ **Supporting sustainable growth:** You'll help our clients plan for future population growth, ensuring our water systems can meet the demand.
You'll join a talented and collaborative team where your expertise will be valued and your ideas encouraged. We believe in providing our people with the tools and support they need to succeed, and that's why we offer:
+ **Meaningful work:** Contribute to projects that make a tangible difference in people's lives and the environment.
+ **Professional growth:** We're committed to your career development, offering opportunities for training, mentorship, and specialisation within your field.
+ **A supportive culture:** Our team-oriented environment fosters collaboration and innovation. We believe the best solutions come from working together.
You can find out more about our work in the water sector here: Stantec H2O+U - UK with further information about local framework appointments here:
Stantec appointed to Dŵr Cymru Welsh Water's AMP8 Engineering Consultancy Framework
Stantec awarded two lots on South West Water's AMP 8 Engineering Consultancy Framework
**About You**
We would love to hear from you if you share our ambition for innovation & the environment.
We expect that you will be degree qualified (or equivalent) in a relevant subject and be an active member of your chosen professional institution. You will have previous experience delivering successful projects within an urban drainage environment and demonstrate technical experience covering a wide range of urban drainage management activities, including proficiency with InfoWorks ICM.
Most importantly, you'll embody our values and ethos of client focus and service excellence.
**Why Join Us**
This is an exciting time to join Stantec, with the opportunity to tackle challenging new projects across the region and growth plans extending throughout the AMP cycle. In addition, all employees have access to our company wide benefits, including:
+ Become part of a renowned UDM team, at the forefront of innovation & the development of new smart applications
+ Individualised development plan alongside company wide org structure highlighting pathway for progression, ensuring you always know where your career is heading
+ Private medical insurance, group income protection & life assurance included as standard
+ Flexi-working and hybrid working pattern to help you to find the right work life balance for you
+ Culture of inclusivity, where we celebrate diversity and put "doing what's right" at the forefront of everything we do
+ Award winning consultancy with a commitment to achieving our ambitious environmental goals
Find out more about why Stantec could be the right next step for you here!
#ukwater #UKUDM
**About Stantec**
The Stantec community unites more than 31,000 employees working in over 450 locations across 6 continents. We have been working with our clients and communities in the UK for over 150 years. We plan, design, deliver and manage the development and infrastructure needed to support the creation of sustainable, healthy and prosperous communities.
Our teams provide effective and relevant solutions, translating our clients' vision into valued consents, deliverable plans for projects and programmes, and efficient designs for delivery, based on technical excellence and deep market insights. We deal with today's challenges, but also keep a fairer, better tomorrow in sight, looking at how we deliver clean growth, support radical changes in our economy and meet the needs of future communities.
Stantec provides equal employment opportunities to all qualified employees and applicants for future and current employment and prohibit discrimination on the grounds of race, colour, religion, sex, national origin, age, marital status, genetic information, disability, sexual orientation, gender identity or gender expression. We prohibit discrimination in decisions concerning recruitment, hiring, referral, promotion, compensation, fringe benefits, job training, terminations or any other condition of employment. Stantec is in compliance with laws and regulations and ensures equitable opportunities in all aspects of employment.
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**ReqID:** 7748

Our Water technical specialist client is seeking a Principal Wastewater Modeller on a fully remote basis in a permanent role, supporting a range of projects.

Our client is a leading water sector technical specialist, delivering innovative and sustainable solutions to complex water and wastewater challenges worldwide. With a strong reputation for technical excellence, they support utilities, municipalities, and private sector clients in achieving efficient, resilient, and future-proof water systems.

We are seeking a Principal Wastewater Modeller to join this growing, forward-thinking team. You will lead complex wastewater modelling projects, provide technical oversight, and help shape strategic modelling approaches for clients across the UK and internationally.

While the role is fully remote within the UK, there will be opportunities for occasional international travel to the USA (a few times annually) to support global project delivery and collaboration.

Key Responsibilities

• Lead the delivery of wastewater modelling projects, ensuring high technical standards and client satisfaction.
• Develop, calibrate, and analyse hydraulic and hydrological models for wastewater and sewer networks.
• Provide strategic technical input to feasibility studies, master planning, and network optimisation.
• Mentor and guide junior and senior modellers, sharing best practices and fostering technical excellence.
• Liaise with clients, stakeholders, and multidisciplinary teams to deliver integrated solutions.
• Drive innovation in modelling methodologies, tools, and workflows, with an emphasis on digital transformation and process optimisation .
• Contribute to winning new work through proposals, bids, and thought leadership.

Skills/experience/qualifications

• Extensive experience in wastewater network modelling (e.g. using InfoWorks ICM, SWMM, or equivalent).
• Strong understanding of UK wastewater infrastructure, regulatory frameworks, and industry best practices.
• Proven track record in leading projects and teams, ideally in a consultancy or utility environment.
• Experience or strong interest in digital transformation and technology-driven optimisation within the water sector is advantageous.
• Excellent communication and client-facing skills.
• Ability to work independently in a remote setting while collaborating effectively with distributed teams.
• Willingness to travel internationally on occasion.
• Experience in sustainable urban drainage systems (SuDS) and integrated catchment modelling.
• Exposure to international water projects.

Benefits

• Competitive salary range of 55,000 - 75,000 per annum, dependent on experience.
• Excellent company benefits including pension, private health cover, and generous leave.
• Flexible working arrangements - fully remote within the UK - or hybrid with occasional office attendance
• Career progression within a technically driven, global team.
• International travel

**Company Description**

**Job Description**

**Start here. Grow here.**

Are you ready to join a team of talented modellers to help shape the future of the water industry?

Join our dynamic and multidisciplinary Water Team as a Senior Wastewater Hydraulic Modeller. You can be based in one of our UK or Ireland offices whilst also taking advantage of our flexible hybrid working model.

You will be a key player in delivering impactful water projects across the UK and internationally. We enable the development of significant flood alleviation schemes, pollution reduction, and infrastructure projects, and this variety will be fundamental to your **continuous professional growth** . A unique aspect of our approach is that our modelling team is **fully integrated** with the wider project teams, ensuring that our modellers work closely alongside experts in other areas to develop comprehensive solutions.

As an **industry leader** in Blue-Green infrastructure and nature-based solutions, we work with both public and private sector clients such as Severn Trent, Anglian Water, Northern Ireland Water, the Environment Agency, LLFAs and other infrastructure providers. We deliver Flood Risk Assessments, Drainage Strategies, Outline Business Cases, hydraulic models, and detailed designs. **We shape industry standards** by advising and developing guidance that benchmarks best practices, keeping AECOM **at the forefront** of the water industry. This position offers an exceptional opportunity to support a talented, diverse team committed to innovation, collaboration, and efficiency.

_Hereu2019s what youu2019ll do:_
**Deliver:** Build hydraulic models and perform verification of sewer networks; run integrated model development, support with the scoping and planning of projects including flow survey verification, and development of catchment scale strategic solutions for flooding and pollution risks.
**Expertise:** Deliver technical innovation including application of new technologies; problem solve for our clients and develop scopes and tender responses.
**Documentation:** Prepare and deliver technical reports, presentations, and documentation to communicate modelling findings effectively using strong communication skills.
**Lead:** Mentor and support other team members as part of their professional development and foster positive client relationships.
**Quality:** Act as a checker of hydraulic models, calculations and technical reports, to ensure a quality team delivery, and compliance with modelling specifications.

If you're passionate about innovation and turning bold ideas into reality, AECOM welcomes you. Join our team, where we don't just construct infrastructure but also uplift communities and enhance lives. Why not give our AECOM Water page on LinkedIn a follow to stay updated on the impactful projects we're working on and see firsthand the difference we're making in the industry!

**Come grow with us.**

Become part of our dynamic Water business, which boasts around 700 experts across the UK & Ireland. Collaborate with top-tier engineers and consultants to deliver a variety of captivating projects, from small initiatives to large-scale ventures, all the way from concept to completion.

At AECOM, youu2019ll thrive in an inclusive and forward-thinking environment where your contributions are valued - and let's not forget about the perks! You'll enjoy a range of core and personalised benefits designed to support your future and well-being, customised to fit your lifestyle. Take advantage of career development opportunities, technical practice networks, AECOM University, volunteering days and our flexible hybrid working model to ensure a work-life balance that suits your lifestyle. We recognise that everyoneu2019s circumstances are different, so weu2019re happy to discuss part-time or flexible working arrangements that suit you.

**Qualifications**

**Ready to push the limits of whatu2019s possible?**

_Hereu2019s what weu2019re looking for:_
A bacheloru2019s degree in Environmental Science, GIS, Geography, Civil Engineering, or a similar subject.
Experience in Hydraulic Modelling GIS or Data Analysis, in particular ArcGIS or MapInfo.
Knowledge of Hydraulic Modelling or Asset management, in particular Innovyze ICM or InfoAsset.
Proven experience in water consultancy.

**Additional Information**

We celebrate diversity, including neurodiversity, and believe it enriches our team. We welcome applications from all backgrounds and abilities. If you are an applicant with a disability that requires reasonable accommodation to complete the application process, please contact us at At AECOM, we value everyone's unique contributions and perspectives.

Interested in the role or curious about life at AECOM? Follow us on LinkedIn, Facebook, Instagram, and YouTube to explore our AECOM voices, employee stories, latest projects, and much more!

For further information about the role, reach out to the recruiter on LinkedIn u2013 **Katie Scales.**

**About AECOM**

AECOM is the worldu2019s trusted infrastructure consulting firm, delivering professional services throughout the project lifecycle u2013 from advisory, planning, design and engineering to program and construction management. On projects spanning transportation, buildings, water, new energy and the environment, our public- and private-sector clients trust us to solve their most complex challenges. Our teams are driven by a common purpose to deliver a better world through our unrivaled technical and digital expertise, a culture of equity, diversity and inclusion, and a commitment to environmental, social and governance priorities. AECOM is a Fortune 500 firm and its Professional Services business had revenue of $14.4 billion in fiscal year 2023. See how we are delivering sustainable legacies for generations to come at aecom.com and @AECOM.

**Freedom to Grow in a World of Opportunity**

You will have the flexibility you need to do your best work with hybrid work options. Whether youu2019re working from an AECOM office, remote location or at a client site, you will be working in a dynamic environment where your integrity, entrepreneurial spirit and pioneering mindset are championed.

You will help us foster a safe and respectful workplace, where we invite everyone to bring their whole selves to work using their unique talents, backgrounds and expertise to create transformational outcomes for our clients.

AECOM provides a wide array of compensation, benefits and well-being programs to meet the diverse needs of our employees and their families. Weu2019re the worldu2019s trusted global infrastructure firm, and weu2019re in this together u2013 your growth and success are ours too.

Join us, and youu2019ll get all the benefits of being a part of a global, publicly traded firm u2013 access to industry-leading technology and thinking and transformational work with big impact and work flexibility. As an Equal Opportunity Employer, we believe in each personu2019s potential, and weu2019ll help you reach yours.

We are a Disability Confident Employer and will offer an interview to applicants who have a disability or long-term condition, who meet the minimum/essential criteria for the role. Please let us know using this email address if you would like to apply through the Disability Confident Interview Scheme.

All your information will be kept confidential according to EEO guidelines.

**ReqID:** J

**Business Line:** Water

**Business Group:** DCS

**Strategic Business Unit:** Europe & India

**Career Area:** Engineering

**Work Location Model:** Hybrid

**Legal Entity:** AECOM Limited