Network Engineer

Location: Huntingdon, Cambridgeshire

Clearance Level - High 'DV' Developed Vetting

UNLEASH YOUR POTENTIAL

Everything we do is built on a commitment to do the right thing for our customers, our people and our community. Our mission and our values guide the way we do business. The foundations of our Leidos culture are our Values, Beliefs and Expectations by which we select, recognise and reward employees. They create the environment that drives us toward our mission.

We are seeking an Agile Change (SAFe) Network Engineer to modernize our network infrastructure using Lean-Agile methodologies. You will design, build, and maintain scalable network systems within a Scaled Agile Framework (SAFe).

You will collaborate closely with cross-functional Agile Release Trains (ARTs) to deliver continuous network value, automate deployments, and align infrastructure with evolving business needs within a secure customer environment. This is a 4-5 days per week, on-site role, requiring a DV and open to UK nationals only.

Your Role and Key Responsibilities

Agile & SAFe Alignment

• Participate in PI Planning: Actively engage in Program Increment (PI) planning events to estimate, track, and commit to network-related features and stories.

• Support Sprint Ceremonies: Attend daily stand-ups, backlog refinement sessions, sprint planning, and system demos.

• Manage Network Backlog: Collaborate with Product Owners to prioritize technical debt, network enablers, and infrastructure upgrades.

• Enable Continuous Delivery: Apply SAFe principles to build a Continuous Delivery Pipeline for network infrastructure.

Network Engineering & Automation

• Design & Implement Systems: Core network architecture development including LAN, WAN, WLAN, and Cloud environments.

• Network Infrastructure as Code (IaC): Develop automation scripts using Ansible, Terraform, or Python to automate routing, switching, and firewall deployments.

• Maintain Network Security: Implement robust security policies, access controls, and encryption standards across all environments.

• Optimize Performance: Monitor network health, troubleshoot complex infrastructure bottlenecks, and resolve system anomalies.

Collaboration & Governance

• Cross-Functional Support: Partner with DevOps, Software Engineering, and Security teams to integrate network requirements into the CI/CD pipeline.

• Document Network Architecture: Maintain accurate, up-to-date documentation of network topologies, enabler stories, and standard operating procedures.

• Mentor Team Members: Share Agile engineering practices and network automation knowledge with junior peers.

Qualifications & Skills

Technical Requirements

• Education: Bachelor’s degree in Computer Science, Information Technology, or a related field (or equivalent experience).

• Network Engineering: 4+ years of experience with enterprise routing, switching, firewalls (e.g., Cisco, Fortinet, Juniper, Palo Alto).

• Network Automation: Proven experience with Python, Ansible, Terraform, or Git workflow processes.

• Certifications (Preferred): CCNA/CCNP, JNCIA/JNCIP.

Agile & Framework Requirements

• SAFe Experience: 2+ years working within a Scaled Agile Framework (SAFe) environment.

• Agile Tooling: Proficiency with Jira, Confluence, Azure DevOps, or similar Agile project management software.

• Certifications (Preferred): Certified SAFe Agilist (SA), SAFe DevOps, or SAFe Practitioner (SP).

Soft Skills

• Communication: Ability to explain complex technical network infrastructure concepts to non-technical stakeholders.

• Problem-Solving: Strong analytical mindset to quickly unblock network dependencies within a fast-paced sprint environment.

• Adaptability: Eagerness to embrace shifting priorities and continuous learning in a DevOps-focused landscape.

Are you ready to make an impact? Begin your journey of a flourishing and meaningful career, share your CV with us today!

What we do for you:
At Leidos we are PASSIONATE about customer success, UNITED as a team and INSPIRED to make a difference. We offer meaningful and engaging careers, a collaborative culture, and support for your career goals, all while nurturing a healthy work-life balance.

We provide an employment package that attracts, develops and retains only the best in talent. Our reward scheme includes:
Contributory Pension Scheme
Private Medical Insurance
33 days Annual Leave (including public and privilege holidays)
Access to Flexible benefits (including life assurance, health schemes, gym memberships, annual buy and sell holidays and a cycle to work scheme)
Flexi-TIme

Commitment to Diversity:

We welcome applications from every part of the community and are committed to a truly diverse and inclusive culture.  We foster a sense of belonging, welcoming all perspectives and contributions, and providing equal access to opportunities and resources for everyone.  If you have a disability or need any reasonable adjustments during the application and selection stages please let us know, and we will respond in a way that best fits your needs.

Who We Are:

Leidos UK & EUROPE – we work to make the world safer, healthier, and more efficient through technology, engineering and science.

Leidos is a growing company delivering innovative technology and solutions focused on safeguarding critical capabilities and transformation in frontline services, our work in the United Kingdom includes addressing some of the most complex problems in defence, healthcare, government, safety and security, and transportation.

What Makes Us Different:

Purpose: you can use your passion and abilities at Leidos to keep the people you care about safe. We are at the forefront of machine learning, AI, cyber security and solutions. Using your skills in the technology frontline by helping to build a safer world.  You can inspire change.

Collaboration: having flexibility to do your job is one of our core benefits, enabling you to become part of our extraordinary team.  We have been empowering our people to work flexibly for years.  Whether you work from home, the office or on customer sites, we will give you the digital tools and the flexibility to work smarter and align your needs and ours.          

People: Leidos empowers people from every background to be themselves and gives you the tools to learn new skills by enabling growth whilst developing. We believe that extraordinary people need opportunities to grow, to be inspired and to inspire others. At Leidos, we invest in technical academies, career rotations and a career development plans that enhance your future.

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:

Pay Range:

£44,700.00-£57,300.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.