120 Network Security jobs in the United Kingdom
Security Architect Consultant
Posted 3 days ago
Job Viewed
Job Description
Company Description
We believe in the power of ingenuity to build a positive human future.
As strategies, technologies, and innovation collide, we create opportunity from complexity.
Our teams of interdisciplinary experts combine innovative thinking and breakthrough technologies to progress further, faster. Our clients adapt and transform, and together we achieve enduring results.
We are over 4,000 strategists, innovators, designers, consultants, digital experts, scientists, engineers, and technologists. And we have deep expertise in consumer and manufacturing, defence and security, energy and utilities, financial services, government and public services, health and life sciences, and transport.
Our teams operate globally from offices across the UK, Ireland, US, Nordics, and Netherlands.
PA. Bringing Ingenuity to Life.
Job DescriptionWe believe in the power of ingenuity to build a positive human future. We challenge where it matters and own the outcome. We combine strategic thinking, customer-centric service design, and agile engineering practices to accelerate innovation in a tech-driven world.
Why consider joining our Digital & Data community?
- Join our Digital & Data team working alongside product, design and a wide range of other experts and cross-disciplinary teams to bring ideas to life through innovative software solutions.
- Grow a flexible and unique career within a trust-based, inclusive environment that values excellence, innovation, and curiosity. You have the option to progress with us on a technical career track. No need to go onto the Partner career track if this doesn’t align with what you want to do.
- Hybrid working - our approach is to be in the office or on client site a minimum of 2 days per week.
- Work on a broad variety of projects and tech stacks for clients across seven sectors - no project is ever the same
- Join other experts within our supportive and collaborative tech community through knowledge-sharing and peer-level support, coaching and mentoring
- Deepen your expertise through our a culture of learning and growth – you’ll have budget to take courses (technical and non-technical training), plus gain certifications
What you can expect
- Defining end-to-end security architecture and delivering solutions for projects or programs, creating Conceptual, Logical, and Implementation Architecture views.
- Designing secure system architectures using patterns and principles to manage business and security risks.
- Reviewing and enhancing clients' current security measures by applying innovative security architecture solutions.
- Work to agile best practices and cross-functionally with multiple teams and stakeholders. You’ll be using your technical skills to problem solve with our clients, as well as working on internal projects
- Live in-person whiteboarding sessions to problem solve as a team, alongside asynchronous communication on Teams
- Hybrid working with the team on client site or in our office a minimum of two days per week. However, the actual time you spend and where you spend it will vary by role or assignment, including up to 5 days per week on a client site.
- An environment that deeply cares about its valuesValues | PA Consulting
Essential requirements
Even if you don’t meet every requirement below, feel free to still apply as we are often hiring for similar roles which your background might be better suited to.
- You have a solid foundation in information security.
- You hold relevant certifications (e.g., CISSP, CISM, IISP/CCP, TOGAF, SABSA).
- You bring a background of delivering security solutions for large-scale infrastructure or integration projects.
- You thrive in problem-solving and analytical thinking
- You enjoy collaborating with multiple stakeholders in a fast-paced environment
Assessment process ️
Please note that the interview stages may be subject to change based on the specific requirements of the role.
- Quick call with one of our Tech Recruiters – to discuss your application, the role and PA
- Round 1: Either a competency or technical interview (60 mins)
- Round 2: Either a competency or technical interview, whichever you didn’t do at first round (60 mins)
- Final round : Meeting with a PA leader - a mini case study and discussion around your client-centricity (60 mins)
Life At PA encompasses our peoples' experience at PA. It's about how we enrich peoples’ working lives by giving them access to unique people and growth opportunities and purpose led meaningful work.
Our purpose guides how we work with our clients and our teams, and support our communities, to deliver insight and impact, solving the world’s most complex challenges. We're focused on building a workplace that values human difference and diverse mindsets, and a culture of inclusion and equality that unlocks the potential in our people so everyone can be their best self.
Find out more about Life at PA here .
We are dedicated to supporting the physical, emotional, social and financial well-being of our people. Check out some of our extensive benefits:
- Health and lifestyle perks accompanying private healthcare for you and your family
- 25 days annual leave (plus a bonus half day on Christmas Eve) with the opportunity to buy 5 additional days
- Generous company pension scheme
- Opportunity to get involved with community and charity-based initiatives
- Annual performance-based bonus
- PA share ownership
- Tax efficient benefits (cycle to work, give as you earn)
We’re committed to advancing equality.We recruit, retain, reward and develop our people based solely on their abilities and contributions and without reference to their age, background, disability, genetic information, parental or family status, religion or belief, race, ethnicity, nationality, sex, sexual orientation, gender identity (or expression), political belief veteran status, or other by any other range of human difference brought about by identity and experience. We welcome applications from underrepresented groups.
Adjustments or accommodations - Should you need any adjustments or accommodations to the recruitment process, at either application or interview, please contact us on
#LI-IC2
#J-18808-LjbffrNetwork Security Engineer
Posted 3 days ago
Job Viewed
Job Description
Team purpose
We are here to change lives through better sight and hearing by delivering outstanding value, being loved by every customer and creating the place where all colleagues are proud to belong as we grow our business.
The Network Platform team will own and develop (with the Enterprise Architecture team) the strategic network roadmap. Delivering changes, product development and maintenance required to achieve the objectives of the roadmaps. The team will also provide support and technical expertise in the case of a major incident. They work closely with third-party partners to deliver a safe, resilient, robust Network Platform and continuously review the industry and market, testing new concepts and technologies that can add value.
Your purpose
The Network Security Engineer supports the Lead Network Security Engineer in delivering the Network Security Roadmap. This role supports the implementation of Infosec-driven initiatives and acts as the second line of escalation for Network Security Incidents and ad hoc service and portfolio support requests. This role is accountable for establishing and maintaining secure network configurations, including firewalls, routers, switches, and VPNs, and periodically reviewing firewall rules and user access to the network. The Network Security Engineer focuses on continuous improvement through automation and tooling, working with Security Operations to monitor and analyse network traffic for malicious activity or potential breaches. Additionally, this role implements network access controls, enforces robust patch management for network devices, and works with network security partners to identify network vulnerabilities, planning and implementing upgrades to ensure the highest standards of network security.
This role is required to participate in an on-call rota for out-of-hours escalations for the Global Network Team.
Your role
Support Network Security Roadmap: Assist in delivering the Network Security Roadmap.
Subject Matter Expertise: Provide network subject matter expertise on Infosec-driven initiatives.
Incident Escalation: Second line of escalation for network security incidents, as well as specific security Service and Portfolio Requests i.e. Meraki configuration and firewall changes.
On Call Rota: Participate in on-call rota and occasionally work out of regular business hours to facilitate change management and incident resolution.
Secure Network Configurations: Establish and maintain secure network configurations including Cisco Meraki and Palo Alto firewalls, routers, switches, and VPNs.
Firewall and Access Review: Periodically review firewall rules and user access to the network.
Continuous Improvement: Focus on continuous improvement through automation and tooling.
Monitoring and Analysis: Collaborate with Security Operations to monitor and analyse network traffic for malicious activity or potential breaches.
Access Controls: Implement network access controls to ensure only authorised users and devices can access specific network segments.
Vulnerability and Patch Management: Identify and manage the remediation of network vulnerabilities and upgrades to ensure the highest standards of network security. This includes vulnerability management of the store Meraki estate. Perform robust patch management for network devices.
IT Values Commitment: Champion and commit to performing the role within recognised Values & Behaviours.
What you'll bring
Advanced Expertise in network solutions including MPLS, Internet, Cloud services, Firewalls, Routers, switches, Palo Alto, Meraki, and Cisco services.
Bachelor's degree in relevant field and/or industry recognised certifications i.e. Cisco Certified Network Associate (CCNA).
Proficiency in establishing secure network configurations, including firewalls, routers, switches, and VPNs.
Experience with network access controls, vulnerability and patch management.
Experience in implementing network-security solutions.
Excellent verbal and written communication skills to articulate technical concepts to both technical and non-technical stakeholders.
Expertise in monitoring and analysing network performance and incidents.
Previous experience participating in on-call rotations and managing out-of-hours incidents effectively.
Strong analytical skills to assess complex technical problems and develop effective solutions.
Expertise in troubleshooting and resolving network security-related issues.
Ability to work closely with cross-functional teams, including architecture, infosec and regional implementation teams.
Dedication to performing the role within recognised values and behaviours.
Network Security Engineer
Posted 3 days ago
Job Viewed
Job Description
Summer-Browning Associates is currently supporting our public sector client, who is seeking a Network Security Engineer for an initial twelve-month assignment with the option to extend.
Location: Hybrid working - Kidlington or Southampton
About the role: You will be responsible for day-to-day operation and control of all aspects of the client's sites and local area communications network infrastructure including Voice.
The ideal candidate will hold Active SC and have a strong background in delivery Network & Security support, with the following skills and experience:
- Experience with Checkpoint, Fortinet, Cisco & Solarwinds.
- Knowledge of IT and Voice Networks.
- Holds a recognised IT Networking qualification, or equivalent experience.
- Knowledge of Networking protocols & standards.
Network Security Consultant
Posted 3 days ago
Job Viewed
Job Description
Description
The Network Security Consultant will provide delivery leadership within the Professional Services consultancy team primarily aligned to clients in the USA region. This client-facing role includes the following responsibilities.
Personal/General
Maintain day to day records of project work to allow accurate billing and reporting of consultancy time;
- Maintain effective network of business contacts within Verizon and their partner community; li>Maintain and grow their own knowledge to ensure this maintains fully relevant to the network security services practice and its clients;
- Have strong presentation and written/verbal communications skills at multiple levels of an organization;
- Have a minimum of 5+ years of network security consulting, design and delivery experience.
As a Network Security Consultant you will bring –
Technical expertise with very strong skills in most of the technologies below:
- < i>Firewalls: Checkpoint, Juniper, Palo Alto, Cisco ASA/FTD, Fortinet;
- Proxy Services: Bluecoat (forward/reverse proxy), Zscaler;
- Load Balancers: F5 (LTM/GTM);
- IDP/IPS: FirePower/Sourcefire IPS/IDS, McAfee
- Identity & Access Management: Cisco ISE, Aruba Clearpass policy manager;
- Routing & Switching : (CCNP/CCNA level), and good knowledge of SD-WAN deployments;
- Good understanding of key technologies such as: VRF, dynamic routing (EIGRP/BGP/OSPF), MPLS, DMVPN, GRE, IPSec VPN
- Remote Access VPN: GlobalProtect, Pulse Secure, Cisco AnyConnect;
- Knowledge of Cloud deployments (Azure/AWS/GCP);
- Experience with building, maintaining, reviewing all configurations/settings/policies on chosen technologies;
- Experience of multi-vendor, managed outsourcing environments;
- Experience working with operational environments following ITIL frameworks;
- Excellent documentation and presentation skills;
- Excellent troubleshooting skills (technical and non-technical);
- Ability to review processes and procedures – and improve them; < i>Experience participating in network & system security projects to provide:
- Business requirements analysis and support for Solutions Architects;
- Production of detailed infrastructure designs including physical and virtual aspects of security components;
- Migration of complex legacy infrastructures to new managed security services platforms;
- Understanding and demonstrable experience working in an Agile environment and actively participating in a Scrum team;
- Experience using Jira to help define user stories, tasks and associated estimates.
It is likely that you will have gained some of the following professional qualifications:
- CCNA/CCNP (Enterprise/Security/Data Center);
CISSP or equivalent; - Palo Alto (PCNSA/PCNSE);
- Checkpoint (CCSA/CCSE);
- Fortinet (NSE)
Network Security Engineer
Posted today
Job Viewed
Job Description
Network Security Engineer (SEA – Security Engineering Authority, Firewall, Checkpoint, Juniper, F5)
6 Month Contract
West Midlands (Hybrid)
£(Apply online only)/day (Outside IR35)
SEA – Security Engineering Authority Senior Network Security Designer/ Lead Engineer needed with active SC Security Clearance Firewall Specialist . 6 Month Contract based in Warwick (Hybrid). Start ASAP in September/October.
Network Security Lead Engineer / Security Engineering Authority SEA (Firewall Specialist – Checkpoint, Juniper, F5, Bluecoat)
The vast majority of work is expected to be remote. There may be occasional travel to customer sites to Data Centres in West/South England. Once or twice a month on average.
Working with a global IT Consultancy on large-scale network solutions projects for a Telecoms end client.
Key skills, experience + tasks will include:
- Technical Ownership of a Telecoms end client's Network Security Infrastructure estate, processes, documentation + lifecycle management . li>Design of customer networks including input into High-Level and Low-Level design (HLD/LLD).
- Network Security Engineer / Security Engineering Authority SEA (Firewall Specialist – Checkpoint, Juniper, F5, Bluecoat) < i>Acting as the technical point of contact for all Network Security related projects, changes and modifications, including firewall rules base.
- Point of escalation and link to vendor support for Network Security infrastructure incidents.
- Technical Environment: Strong experience Checkpoint, Juniper, Bluecoat, F5 , Cisco networking, Cisco IPT / QoS / 802.1x, switches, wireless, Inflobox DNS, SSL VPN, DMVPN, IPsec, WAN, routing protocols.
- Technical support, change management (physical/remote), customer inventory management, EOL, hardware, software.
- Ensures designs and implementations comply with enterprise security policies, standards, and regulatory requirements.
- SC Security Clearance is essential for this contract.
Network Security Engineer
Posted 3 days ago
Job Viewed
Job Description
Team purpose
We are here to change lives through better sight and hearing by delivering outstanding value, being loved by every customer and creating the place where all colleagues are proud to belong as we grow our business.
The Network Platform team will own and develop (with the Enterprise Architecture team) the strategic network roadmap. Delivering changes, product development and maintenance required to achieve the objectives of the roadmaps. The team will also provide support and technical expertise in the case of a major incident. They work closely with third-party partners to deliver a safe, resilient, robust Network Platform and continuously review the industry and market, testing new concepts and technologies that can add value.
Your purpose
The Network Security Engineer supports the Lead Network Security Engineer in delivering the Network Security Roadmap. This role supports the implementation of Infosec-driven initiatives and acts as the second line of escalation for Network Security Incidents and ad hoc service and portfolio support requests. This role is accountable for establishing and maintaining secure network configurations, including firewalls, routers, switches, and VPNs, and periodically reviewing firewall rules and user access to the network. The Network Security Engineer focuses on continuous improvement through automation and tooling, working with Security Operations to monitor and analyse network traffic for malicious activity or potential breaches. Additionally, this role implements network access controls, enforces robust patch management for network devices, and works with network security partners to identify network vulnerabilities, planning and implementing upgrades to ensure the highest standards of network security.
This role is required to participate in an on-call rota for out-of-hours escalations for the Global Network Team.
Your role
Support Network Security Roadmap: Assist in delivering the Network Security Roadmap.
Subject Matter Expertise: Provide network subject matter expertise on Infosec-driven initiatives.
Incident Escalation: Second line of escalation for network security incidents, as well as specific security Service and Portfolio Requests i.e. Meraki configuration and firewall changes.
On Call Rota: Participate in on-call rota and occasionally work out of regular business hours to facilitate change management and incident resolution.
Secure Network Configurations: Establish and maintain secure network configurations including Cisco Meraki and Palo Alto firewalls, routers, switches, and VPNs.
Firewall and Access Review: Periodically review firewall rules and user access to the network.
Continuous Improvement: Focus on continuous improvement through automation and tooling.
Monitoring and Analysis: Collaborate with Security Operations to monitor and analyse network traffic for malicious activity or potential breaches.
Access Controls: Implement network access controls to ensure only authorised users and devices can access specific network segments.
Vulnerability and Patch Management: Identify and manage the remediation of network vulnerabilities and upgrades to ensure the highest standards of network security. This includes vulnerability management of the store Meraki estate. Perform robust patch management for network devices.
IT Values Commitment: Champion and commit to performing the role within recognised Values & Behaviours.
What you'll bring
Advanced Expertise in network solutions including MPLS, Internet, Cloud services, Firewalls, Routers, switches, Palo Alto, Meraki, and Cisco services.
Bachelor's degree in relevant field and/or industry recognised certifications i.e. Cisco Certified Network Associate (CCNA).
Proficiency in establishing secure network configurations, including firewalls, routers, switches, and VPNs.
Experience with network access controls, vulnerability and patch management.
Experience in implementing network-security solutions.
Excellent verbal and written communication skills to articulate technical concepts to both technical and non-technical stakeholders.
Expertise in monitoring and analysing network performance and incidents.
Previous experience participating in on-call rotations and managing out-of-hours incidents effectively.
Strong analytical skills to assess complex technical problems and develop effective solutions.
Expertise in troubleshooting and resolving network security-related issues.
Ability to work closely with cross-functional teams, including architecture, infosec and regional implementation teams.
Dedication to performing the role within recognised values and behaviours.
Network Security Engineer
Posted 3 days ago
Job Viewed
Job Description
Summer-Browning Associates is currently supporting our public sector client, who is seeking a Network Security Engineer for an initial twelve-month assignment with the option to extend.
Location: Hybrid working - Kidlington or Southampton
About the role: You will be responsible for day-to-day operation and control of all aspects of the client's sites and local area communications network infrastructure including Voice.
The ideal candidate will hold Active SC and have a strong background in delivery Network & Security support, with the following skills and experience:
- Experience with Checkpoint, Fortinet, Cisco & Solarwinds.
- Knowledge of IT and Voice Networks.
- Holds a recognised IT Networking qualification, or equivalent experience.
- Knowledge of Networking protocols & standards.
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Network Security Consultant
Posted 3 days ago
Job Viewed
Job Description
Description
The Network Security Consultant will provide delivery leadership within the Professional Services consultancy team primarily aligned to clients in the USA region. This client-facing role includes the following responsibilities.
Personal/General
Maintain day to day records of project work to allow accurate billing and reporting of consultancy time;
- Maintain effective network of business contacts within Verizon and their partner community; li>Maintain and grow their own knowledge to ensure this maintains fully relevant to the network security services practice and its clients;
- Have strong presentation and written/verbal communications skills at multiple levels of an organization;
- Have a minimum of 5+ years of network security consulting, design and delivery experience.
As a Network Security Consultant you will bring –
Technical expertise with very strong skills in most of the technologies below:
- < i>Firewalls: Checkpoint, Juniper, Palo Alto, Cisco ASA/FTD, Fortinet;
- Proxy Services: Bluecoat (forward/reverse proxy), Zscaler;
- Load Balancers: F5 (LTM/GTM);
- IDP/IPS: FirePower/Sourcefire IPS/IDS, McAfee
- Identity & Access Management: Cisco ISE, Aruba Clearpass policy manager;
- Routing & Switching : (CCNP/CCNA level), and good knowledge of SD-WAN deployments;
- Good understanding of key technologies such as: VRF, dynamic routing (EIGRP/BGP/OSPF), MPLS, DMVPN, GRE, IPSec VPN
- Remote Access VPN: GlobalProtect, Pulse Secure, Cisco AnyConnect;
- Knowledge of Cloud deployments (Azure/AWS/GCP);
- Experience with building, maintaining, reviewing all configurations/settings/policies on chosen technologies;
- Experience of multi-vendor, managed outsourcing environments;
- Experience working with operational environments following ITIL frameworks;
- Excellent documentation and presentation skills;
- Excellent troubleshooting skills (technical and non-technical);
- Ability to review processes and procedures – and improve them; < i>Experience participating in network & system security projects to provide:
- Business requirements analysis and support for Solutions Architects;
- Production of detailed infrastructure designs including physical and virtual aspects of security components;
- Migration of complex legacy infrastructures to new managed security services platforms;
- Understanding and demonstrable experience working in an Agile environment and actively participating in a Scrum team;
- Experience using Jira to help define user stories, tasks and associated estimates.
It is likely that you will have gained some of the following professional qualifications:
- CCNA/CCNP (Enterprise/Security/Data Center);
CISSP or equivalent; - Palo Alto (PCNSA/PCNSE);
- Checkpoint (CCSA/CCSE);
- Fortinet (NSE)
Network Security Engineer
Posted 4 days ago
Job Viewed
Job Description
Meta's Network Security team is seeking an experienced engineer to help secure our global Data Centers, network Backbone, Optical Infrastructure, and Edge PoPs. We do this by working extensively across the Meta family of products, including Instagram, WhatsApp, and AI where we identify and solve security problems across network infrastructure. You will be responsible for building, implementing, and operationally supporting the organization to develop security controls and services that will protect network infrastructure which helps serve traffic for over 3 billion users worldwide. We are looking for engineers with experience in managing complex issues that require problem-solving to drive security and innovation, who will research and develop new solutions to help protect our infrastructure and our users through a defense in-depth approach. The team thrives in finding security issues and eradicating them and makes life hard for bad actors. With focuses that range from large scale Distributed Denial of Service (DDoS), routing security, security tool development, defense against internal and external attacks there's lots of room to push your skill set in deploying network security controls at scale.
**Required Skills:**
Network Security Engineer Responsibilities:
1. Identifying risks across network infrastructure that would lead to the exposure of sensitive data, unauthorized access, or loss of availability and prioritizing remediation efforts to address gaps
2. Influence security direction of the network, including management software and infrastructure to protect the network integrity of Meta platforms
3. Conceptualize and lead efforts towards building sustainable and scalable network layer security controls and tooling
4. Mentor and champion security practices through cross functional work with engineering teams throughout Meta
5. Keep Meta's safe through active operation and defense of critical network infrastructure
**Minimum Qualifications:**
Minimum Qualifications:
6. Engineering degree, or a related technical discipline, or equivalent work experience
7. Experience coding in higher-level languages (e.g. Python, Rust, Go, C++)
8. Experience in configuration and maintenance of network platforms such as firewalls, routers, switches, load balancers, and proxies
9. Experience learning software, frameworks and APIs
**Preferred Qualifications:**
Preferred Qualifications:
10. Understanding of implementation and scaling of access controls across both host and network layers.
11. Understanding of threat models to better protect against attacks or detect new vectors.
12. Experience leading network efforts to investigate, prevent, and mitigate security incidents.
13. Experience evaluating and testing new vendor platforms and in house network initiatives for security issues.
14. Experience leveraging layered security models to defend critical network infrastructure.
**Industry:** Internet
Network Security Engineer
Posted 1 day ago
Job Viewed
Job Description
Your day-to-day activities will involve monitoring network traffic for suspicious activity, analyzing security logs, and responding to security incidents in a timely and effective manner. You will conduct vulnerability assessments and penetration testing to identify potential weaknesses and recommend remediation strategies. Developing and updating security policies, procedures, and documentation will also be a key part of your role. Collaboration with IT operations teams to ensure security best practices are integrated into all network deployments and changes is essential. You will also stay abreast of the latest security threats, technologies, and industry best practices to proactively enhance our client's security posture.
We are looking for a candidate with a strong technical background in network engineering and cybersecurity. Excellent analytical and problem-solving skills are required, along with the ability to troubleshoot complex security issues. The ideal candidate will possess certifications such as CISSP, CCNA Security, or equivalent. You should be adept at working independently, managing your time effectively, and contributing to a collaborative remote team environment. This role offers an exciting opportunity to work with cutting-edge security technologies and make a significant impact on protecting critical telecommunications infrastructure. Your expertise will be vital in maintaining a secure and reliable network for our client's operations.
Qualifications:
- Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or a related field.
- Minimum of 5 years of experience in network security engineering or a similar role.
- Strong understanding of network protocols, TCP/IP, and network security principles.
- Hands-on experience with firewalls (e.g., Palo Alto, Cisco ASA), VPNs, IDS/IPS, and SIEM solutions.
- Experience with vulnerability assessment and penetration testing tools.
- Relevant security certifications (e.g., CISSP, CCNA Security, GIAC).
- Excellent analytical and problem-solving skills.
- Ability to work effectively in a remote setting.