5,676 Mechanical Engineering jobs in the United Kingdom

Job title: Principal Mechanical Engineer

Location: Portsmouth Naval Base – We offer a range of hybrid and flexible working arrangements – please speak to your recruiter about the options for this particular role.

Salary: Up to £60,000 (dependent on skills and experience)

What you’ll be doing:

• Lead and conduct early lifecycle engineering activities, including technical investigations, root cause analysis and feasibility studies. Apply engineering theory/technical knowledge to support findings and recommendations

• Define equipment/system technical requirements and acceptance routes. Apply and manage requirements to drive the development of design solutions for marine mechanical equipment and systems

• Undertake design substantiation via calculation for marine mechanical systems and equipment. This shall include mechanical simulation/analysis in the areas of structures, fluids and heat transfer, incorporating appropriate optimisation and verification/validation (acceptance) routines

• Manage technical risk, safety, requirements compliance and design maturity to align with design review gate requirements. Present to engineering design review panels

• Produce design/analysis/technical reports, system/equipment specifications, scopes of work and undertake assessment of supplier responses

• Liaise with MOD establishments, test facilities, sub-contractors, suppliers and customers as required to satisfy the needs of a project

Your skills and experiences:

• Be qualified to degree level, or equivalent, in mechanical engineering or similar STEM subject

• Ideally professionally registered (CEng) through a relevant professional engineering institution such as the IET, IMechE, IMarEST etc or defined plan to get there. Proactive continuation of professional development

• Have experience in application of marine/mechanical engineering in complex industrial/military applications

• Competent in assessing mechanical solutions from first principles in support of recognised toolsets

• Awareness of project management principles with an ability to consider time, scheduling, cost, and quality factors

• Have an awareness of Systems Engineering and the benefits it brings to complex engineering projects

• Experienced in applying defence and marine standards, including DefStan, classification society rules, ISO, and relevant regulatory frameworks (MCA, IMO)

Benefits:

As well as a competitive pension scheme, BAE Systems also offers share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts – you may also be eligible for an annual incentive.

The Warship Technical Authority team:

The Warship Technical Authority (WTA) – Principal Mechanical Engineer will deliver professional engineering services to Warship Support in the areas of Naval Marine Mechanical Equipment and Systems

The Principal Mechanical Engineer will be required to undertake and routinely lead others in activities across the breadth of the engineering lifecycle to support in-service Naval Marine Platforms. They will be responsible for providing mechanical engineering capability across a broad set of challenges to meet the needs of specific Naval platforms, the WTA team and the customer programme

Why BAE Systems?

This is a place where you’ll be able to make a real difference. You’ll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you’ll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc.) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments.

Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks.

Closing Date: 13^th September 2025.

We reserve the right to close this vacancy early if we receive sufficient applications for the role. Therefore, if you are interested, please submit your application as early as possible.

#LI-TP1 #LI-Hybrid

Job Title: Senior/Principal Platform Systems Mechanical Engineer

Location: Barrow-in-Furness. This position will require full time on-site presence

Salary: Competitive

What you’ll be doing:

• Developing the package of design evidence required to justify a safe, effective design and generate customer confidence in the design solution
• Specifying and assisting in the build of prototypes, products and systems suitable for testing
• Providing timely corrective actions on all assigned defects and issues
• Ensuring that commitments are agreed, reviewed and met
• Mentoring junior engineers regarding technical matters
• Making presentations effectively to technical and management audiences and within this, be able to identify and keep abreast of novel technical concepts and markets
• Author/co-author technical reports, papers, articles, patents and presentations as required

Your skills and experiences:

• Educated to Degree level in Engineering, Mechanical or Science Subjects
• Be able to design documentation with the ability to present these to customers and wider groups
• Have the ability to solve complex engineering calculations
• Have an Engineering Lifecycle background
• Be proficient in CAD, MS Office and be comfortable with other IT applications

Benefits:

As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts – you may also be eligible for an annual incentive.

The T&C Engineering Support team:

Being a part of the team, you will have a great opportunity to be involved in the planning and reactive support to ensure that the engineering aspects of testing and commissioning activities are undertaken in a safe and appropriate way whilst ensuring design intent are maintained. It’s a fantastic opportunity to be a part of some of our most complex projects to date and to have great a opportunity for career development. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria

Why BAE Systems?

This is a place where you will be able to make a real difference. You’ll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you’ll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc.) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments.

Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically leave 5 to 10 years of continuous residency in the UK depending in the vetting level required for the role, to allow for meaningful security vetting checks.

Closing Date: 3^rd October 2025

We reserve the right to close this vacancy early if we receive sufficient applications for the role. Therefore, if you are interested, please submit your application as early as possible.

#LI-MS1

#LI-Onsite

Job title: Principal Mechanical Engineer (Platform Equipment)

Location: Coventry (Hybrid). We offer a range of hybrid and flexible working arrangements – please speak to your recruiter about the options for this role

Salary: Negotiable depending on experience

What you’ll be doing:

• Develop design solutions to meet agreed time, cost, and quality targets

• Define and manage requirements, acceptance criteria, and performance activities to meet contractual obligations

• Support design, build, integration, installation, and commissioning activities to meet contractual obligations

• Produce technical documentation, diagrams, specifications, calculations, and design justifications for reviews

• Ensure compliance with safety, environmental, contractual, and company standards

• Lead or contribute to design reviews, customer presentations, and supplier acceptance activities

• Review and manager supplier documentation, ensuring accurate capture and record-keeping

• Support bids, proposals, project planning, and Certificate of Design activities with clear technical input

Your skills and experiences:

Essential:

• Technical report writing skills

• Demonstrable experience in the delivery of mechanical systems through the development lifecycle

• Comprehensive experience of applying technical expertise across the full engineering lifecycle

• In-depth knowledge and experience specifying mechanical equipment and components (hydraulic systems, winch equipment, heat exchangers, electric motor driven systems etc)

Desirable:

• BEng (Hons) / MEng or equivalent in a relevant STEM degree

• CEng or capable of achieving CEng

Benefits:

As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts – you may also be eligible for an annual incentive.

The Combat System Team:

As a Principal Engineer, you will be working on an innovative new submarine engineering programme, you’ll be tackling projects never attempted before. You’ll have the opportunity to work across a wide variety of submarine Combat System subsystems, gaining experience with a broad and diverse range of technologies. We offer relocation support across all Submarine roles, subject to meeting eligibility criteria

Why BAE Systems?

This is a place where you will be able to make a real difference. You’ll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you’ll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc.) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments.

Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically leave 5 to 10 years of continuous residency in the UK depending in the vetting level required for the role, to allow for meaningful security vetting checks.

Closing Date: 22^nd September 2025

We reserve the right to close this vacancy early if we receive sufficient applications for the role. Therefore, if you are interested, please submit your application as early as possible.

#LI-MS1

#LI-Hybrid

Job title: Principal Mechanical Engineer

Location: Portsmouth Naval Base – We offer a range of hybrid and flexible working arrangements – please speak to your recruiter about the options for this particular role.

Salary: Up to £60,000 (dependent on skills and experience)

What you’ll be doing:

• Lead and conduct early lifecycle engineering activities, including technical investigations, root cause analysis and feasibility studies. Apply engineering theory/technical knowledge to support findings and recommendations

• Define equipment/system technical requirements and acceptance routes. Apply and manage requirements to drive the development of design solutions for marine mechanical equipment and systems

• Undertake design substantiation via calculation for marine mechanical systems and equipment. This shall include mechanical simulation/analysis in the areas of structures, fluids and heat transfer, incorporating appropriate optimisation and verification/validation (acceptance) routines

• Manage technical risk, safety, requirements compliance and design maturity to align with design review gate requirements. Present to engineering design review panels

• Produce design/analysis/technical reports, system/equipment specifications, scopes of work and undertake assessment of supplier responses

• Liaise with MOD establishments, test facilities, sub-contractors, suppliers and customers as required to satisfy the needs of a project

Your skills and experiences:

• Be qualified to degree level, or equivalent, in mechanical engineering or similar STEM subject

• Ideally professionally registered (CEng) through a relevant professional engineering institution such as the IET, IMechE, IMarEST etc or defined plan to get there. Proactive continuation of professional development

• Have experience in application of marine/mechanical engineering in complex industrial/military applications

• Competent in assessing mechanical solutions from first principles in support of recognised toolsets

• Awareness of project management principles with an ability to consider time, scheduling, cost, and quality factors

• Have an awareness of Systems Engineering and the benefits it brings to complex engineering projects

• Experienced in applying defence and marine standards, including DefStan, classification society rules, ISO, and relevant regulatory frameworks (MCA, IMO)

Benefits:

As well as a competitive pension scheme, BAE Systems also offers share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts – you may also be eligible for an annual incentive.

The Warship Technical Authority team:

The Warship Technical Authority (WTA) – Principal Mechanical Engineer will deliver professional engineering services to Warship Support in the areas of Naval Marine Mechanical Equipment and Systems

The Principal Mechanical Engineer will be required to undertake and routinely lead others in activities across the breadth of the engineering lifecycle to support in-service Naval Marine Platforms. They will be responsible for providing mechanical engineering capability across a broad set of challenges to meet the needs of specific Naval platforms, the WTA team and the customer programme

Why BAE Systems?

This is a place where you’ll be able to make a real difference. You’ll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you’ll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc.) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments.

Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks.

Closing Date: 13^th September 2025.

We reserve the right to close this vacancy early if we receive sufficient applications for the role. Therefore, if you are interested, please submit your application as early as possible.

#LI-TP1 #LI-Hybrid

Job Title: Senior/Principal Platform Systems Mechanical Engineer

Location: Barrow-in-Furness. This position will require full time on-site presence

Salary: Competitive

What you’ll be doing:

• Developing the package of design evidence required to justify a safe, effective design and generate customer confidence in the design solution
• Specifying and assisting in the build of prototypes, products and systems suitable for testing
• Providing timely corrective actions on all assigned defects and issues
• Ensuring that commitments are agreed, reviewed and met
• Mentoring junior engineers regarding technical matters
• Making presentations effectively to technical and management audiences and within this, be able to identify and keep abreast of novel technical concepts and markets
• Author/co-author technical reports, papers, articles, patents and presentations as required

Your skills and experiences:

• Educated to Degree level in Engineering, Mechanical or Science Subjects
• Be able to design documentation with the ability to present these to customers and wider groups
• Have the ability to solve complex engineering calculations
• Have an Engineering Lifecycle background
• Be proficient in CAD, MS Office and be comfortable with other IT applications

Benefits:

As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts – you may also be eligible for an annual incentive.

The T&C Engineering Support team:

Being a part of the team, you will have a great opportunity to be involved in the planning and reactive support to ensure that the engineering aspects of testing and commissioning activities are undertaken in a safe and appropriate way whilst ensuring design intent are maintained. It’s a fantastic opportunity to be a part of some of our most complex projects to date and to have great a opportunity for career development. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria

Why BAE Systems?

This is a place where you will be able to make a real difference. You’ll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you’ll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc.) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments.

Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically leave 5 to 10 years of continuous residency in the UK depending in the vetting level required for the role, to allow for meaningful security vetting checks.

Closing Date: 3^rd October 2025

We reserve the right to close this vacancy early if we receive sufficient applications for the role. Therefore, if you are interested, please submit your application as early as possible.

#LI-MS1

#LI-Onsite

Job title: Principal Mechanical Engineer – Cranes

Location: Barrow-in-Furness or Bristol. We offer a range of hybrid and flexible working arrangements – please speak to your recruiter about the options for this role

Salary: Circa £52,000 (Dependent on experience)

What you’ll be doing:

• Provide technical advice and guidance to the wider business with respect to related issues to ensure compliance with legislation, regulations and standards

• Responsible for reviewing crane related proposals to ensure that the equipment / facilities are designed, constructed, commissioned, operated and maintained in accordance with the appropriate processes and standards

• Review crane and structural related calculations as an Independent Technical Assessor (ITA) and give clear and concise feedback to stakeholders

• Production of technical reports, technical memos and process documents related to cranes and ensuring that they are appropriately classified, authorised and maintained under configuration control

• Point of contact as SME for issues regarding standards for site mechanical lifting systems

• Ability to chair and lead improvements (policy, equipment, capabilities) with the LOLER risk cell set up to ensure compliance with relevant regulations

Your skills and experiences:

• BEng or MEng in Mechanical Engineering

• Experience working with cranes and lifting equipment from a design / specification perspective with a good knowledge of crane related British / European standards

• Working knowledge of Lifting Operations & Lifting Equipment (LOLER) regulations and the ability to confirm operational compliance

• Knowledge of all aspects of EOT cranes including controls and safety features to comply with legislation

• Registered with an Engineering professional institute and have the ability to achieve chartered status

Benefits:

As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts – you may also be eligible for an annual incentive.

The Site Specialist Engineering Team:

We are seeking a Principal Mechanical Engineer with expertise in Electrical Overhead Travelling (EOT) cranes to join our Site Specialist Engineering (SSE) team in Barrow-in-Furness. This multi-disciplinary team sets engineering standards and requirements for site equipment, systems, and facilities, ensuring compliance with legislation and internal processes. In this role, you will act as a Subject Matter Expert, providing technical guidance and support on lifting systems across projects and maintenance activities. We offer relocation support across all Submarine roles, subject to meeting eligibility criteria

Why BAE Systems?

This is a place where you will be able to make a real difference. You’ll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you’ll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc.) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments.

Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically leave 5 to 10 years of continuous residency in the UK depending in the vetting level required for the role, to allow for meaningful security vetting checks.

Closing Date: 19^th September 2025

We reserve the right to close this vacancy early if we receive sufficient applications for the role. Therefore, if you are interested, please submit your application as early as possible.

#LI-MS1

#LI-Hybrid

Job title: Principal Mechanical Engineer

Location: Portsmouth Naval Base – We offer a range of hybrid and flexible working arrangements – please speak to your recruiter about the options for this particular role.

Salary: Up to £60,000 (dependent on skills and experience)

What you’ll be doing:

• Lead and conduct early lifecycle engineering activities, including technical investigations, root cause analysis and feasibility studies. Apply engineering theory/technical knowledge to support findings and recommendations

• Define equipment/system technical requirements and acceptance routes. Apply and manage requirements to drive the development of design solutions for marine mechanical equipment and systems

• Undertake design substantiation via calculation for marine mechanical systems and equipment. This shall include mechanical simulation/analysis in the areas of structures, fluids and heat transfer, incorporating appropriate optimisation and verification/validation (acceptance) routines

• Manage technical risk, safety, requirements compliance and design maturity to align with design review gate requirements. Present to engineering design review panels

• Produce design/analysis/technical reports, system/equipment specifications, scopes of work and undertake assessment of supplier responses

• Liaise with MOD establishments, test facilities, sub-contractors, suppliers and customers as required to satisfy the needs of a project

Your skills and experiences:

• Be qualified to degree level, or equivalent, in mechanical engineering or similar STEM subject

• Ideally professionally registered (CEng) through a relevant professional engineering institution such as the IET, IMechE, IMarEST etc or defined plan to get there. Proactive continuation of professional development

• Have experience in application of marine/mechanical engineering in complex industrial/military applications

• Competent in assessing mechanical solutions from first principles in support of recognised toolsets

• Awareness of project management principles with an ability to consider time, scheduling, cost, and quality factors

• Have an awareness of Systems Engineering and the benefits it brings to complex engineering projects

• Experienced in applying defence and marine standards, including DefStan, classification society rules, ISO, and relevant regulatory frameworks (MCA, IMO)

Benefits:

As well as a competitive pension scheme, BAE Systems also offers share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts – you may also be eligible for an annual incentive.

The Warship Technical Authority team:

The Warship Technical Authority (WTA) – Principal Mechanical Engineer will deliver professional engineering services to Warship Support in the areas of Naval Marine Mechanical Equipment and Systems

The Principal Mechanical Engineer will be required to undertake and routinely lead others in activities across the breadth of the engineering lifecycle to support in-service Naval Marine Platforms. They will be responsible for providing mechanical engineering capability across a broad set of challenges to meet the needs of specific Naval platforms, the WTA team and the customer programme

Why BAE Systems?

This is a place where you’ll be able to make a real difference. You’ll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you’ll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc.) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments.

Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks.

Closing Date: 13^th September 2025.

We reserve the right to close this vacancy early if we receive sufficient applications for the role. Therefore, if you are interested, please submit your application as early as possible.

#LI-TP1 #LI-Hybrid

Job Title: Senior/Principal Platform Systems Mechanical Engineer

Location: Barrow-in-Furness. This position will require full time on-site presence

Salary: Competitive

What you’ll be doing:

• Developing the package of design evidence required to justify a safe, effective design and generate customer confidence in the design solution
• Specifying and assisting in the build of prototypes, products and systems suitable for testing
• Providing timely corrective actions on all assigned defects and issues
• Ensuring that commitments are agreed, reviewed and met
• Mentoring junior engineers regarding technical matters
• Making presentations effectively to technical and management audiences and within this, be able to identify and keep abreast of novel technical concepts and markets
• Author/co-author technical reports, papers, articles, patents and presentations as required

Your skills and experiences:

• Educated to Degree level in Engineering, Mechanical or Science Subjects
• Be able to design documentation with the ability to present these to customers and wider groups
• Have the ability to solve complex engineering calculations
• Have an Engineering Lifecycle background
• Be proficient in CAD, MS Office and be comfortable with other IT applications

Benefits:

As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts – you may also be eligible for an annual incentive.

The T&C Engineering Support team:

Being a part of the team, you will have a great opportunity to be involved in the planning and reactive support to ensure that the engineering aspects of testing and commissioning activities are undertaken in a safe and appropriate way whilst ensuring design intent are maintained. It’s a fantastic opportunity to be a part of some of our most complex projects to date and to have great a opportunity for career development. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria

Why BAE Systems?

This is a place where you will be able to make a real difference. You’ll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you’ll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc.) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments.

Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically leave 5 to 10 years of continuous residency in the UK depending in the vetting level required for the role, to allow for meaningful security vetting checks.

Closing Date: 3^rd October 2025

We reserve the right to close this vacancy early if we receive sufficient applications for the role. Therefore, if you are interested, please submit your application as early as possible.

#LI-MS1

#LI-Onsite

Job Title: Senior/Principal Platform Systems Mechanical Engineer

Location: Barrow-in-Furness. This position will require full time on-site presence

Salary: Competitive

What you’ll be doing:

• Developing the package of design evidence required to justify a safe, effective design and generate customer confidence in the design solution
• Specifying and assisting in the build of prototypes, products and systems suitable for testing
• Providing timely corrective actions on all assigned defects and issues
• Ensuring that commitments are agreed, reviewed and met
• Mentoring junior engineers regarding technical matters
• Making presentations effectively to technical and management audiences and within this, be able to identify and keep abreast of novel technical concepts and markets
• Author/co-author technical reports, papers, articles, patents and presentations as required

Your skills and experiences:

• Educated to Degree level in Engineering, Mechanical or Science Subjects
• Be able to design documentation with the ability to present these to customers and wider groups
• Have the ability to solve complex engineering calculations
• Have an Engineering Lifecycle background
• Be proficient in CAD, MS Office and be comfortable with other IT applications

Benefits:

As well as a competitive pension scheme, BAE Systems also offers employee share plans, an extensive range of flexible discounted health, wellbeing and lifestyle benefits, including a green car scheme, private health plans and shopping discounts – you may also be eligible for an annual incentive.

The T&C Engineering Support team:

Being a part of the team, you will have a great opportunity to be involved in the planning and reactive support to ensure that the engineering aspects of testing and commissioning activities are undertaken in a safe and appropriate way whilst ensuring design intent are maintained. It’s a fantastic opportunity to be a part of some of our most complex projects to date and to have great a opportunity for career development. We offer relocation support packages across all Submarines roles, subject to meeting eligibility criteria

Why BAE Systems?

This is a place where you will be able to make a real difference. You’ll be part of an inclusive culture that values diversity of thought, rewards integrity, and merit, and where you’ll be empowered to fulfil your potential. We welcome people from all backgrounds and want to make sure that our recruitment processes are as inclusive as possible. If you have a disability or health condition (for example dyslexia, autism, an anxiety disorder etc.) that may affect your performance in certain assessment types, please speak to your recruiter about potential reasonable adjustments.

Please be aware that many roles at BAE Systems are subject to both security and export control restrictions. These restrictions mean that factors such as your nationality, any nationalities you may have previously held, and your place of birth can restrict the roles you are eligible to perform within the organisation. All applicants must as a minimum achieve Baseline Personnel Security Standard. Many roles also require higher levels of National Security Vetting where applicants must typically leave 5 to 10 years of continuous residency in the UK depending in the vetting level required for the role, to allow for meaningful security vetting checks.

Closing Date: 3^rd October 2025

We reserve the right to close this vacancy early if we receive sufficient applications for the role. Therefore, if you are interested, please submit your application as early as possible.

#LI-MS1

#LI-Onsite