Network Engineer

00139 LEIDOS INNOVATIONS UK LTD.; Farnborough; On-site; GBP 48,000 - 61,000; Full time

Benefits offered by this job

Contributory Pension

Private Medical Insurance

33 days annual leave

Flexible benefits

Flexible working

Job summary

Leidos UK is seeking a Senior Network Engineer to join the delivery team in Farnborough. You will design and implement scalable data centre and campus networks, applying automation to improve efficiency and reliability.

You will lead network management and acceptance, set design standards, and collaborate with customer teams to ensure services meet business needs across multiple lines of business. A strong background in Cisco, Palo Alto and F5, plus monitoring tools, is required.

Qualifications

• Experience in data centre and campus networking technologies including Cisco, Palo Alto, F5 and encryption.
• Strong understanding of routing protocols (static and dynamic) in data centre, campus and WANs.
• Experience with L2/L3 networking and routing.
• Experience managing high availability data centre networks supporting critical workloads on Windows, Linux and SAN.
• Experience with monitoring/management tools such as Solarwinds, FMC and Panorama.
• Good knowledge of Windows Server environments (AD, DNS, DHCP, GPO) and Linux (RHEL) server infrastructures.
• Excellent analysis and problem-solving skills and strong written/verbal communication.

Responsibilities

• Provide Network Engineering skills and produce solution designs as part of the senior delivery team.
• Work with partner delivery teams to design and implement modern, scalable Network using automation.
• Lead on all Network management and acceptance aspects including setting standards and providing deep technical expertise to Leidos programme teams.
• Utilise verification and validation concepts to produce relevant Network Designs across multiple subject areas.
• Collaborate with customers on all aspects of Network management including assurance and integration of Network services to meet business needs.
• Recognise and exploit business opportunity by leveraging engineering and design best practice.
• Communicate effectively across organisational, technical and political boundaries.

Skills

Data centre networking

Campus networking

Routing protocols

L2/L3 networking

Windows Server

Linux (RHEL)

SAN

Monitoring tools

Cisco

Palo Alto

F5

Encryption

Solarwinds

FMC

Panorama

Tools

Solarwinds

FMC

Panorama

Job description

Key Responsibilities

• Provide Network Engineering skills and produce solution designs as part of the senior delivery team
• Work with partner delivery teams to design and implement modern, scalable Network using a range of new and emerging technologies including automation
• Lead on all Network management and acceptance aspects including setting standards and providing your deep technical expertise to Leidos programme teams
• Utilise the concepts and principles of verification and validation to produce relevant Network Designs across multiple subject areas
• Collaborate with customers on all aspects of Network management including the assurance and integration of Network services to meet the needs of multiple lines of business
• Recognise and exploit business opportunity by leveraging engineering and design best practice
• Communicate effectively across organisational, technical and political boundaries, understanding the context

Favourable If You have

• Strong knowledge and demonstrable experience of data centre and campus networking technologies: Cisco (routing, switching, firewalls), Palo Alto (Next Gen firewalls), F5 (global and local load balancing), encryption;
• Strong understanding of routing protocols (static and dynamic) in data centre, campus and wide area networks;
• Experience and knowledge of networking – L2/3 networking and routing
• Strong experience of operating high availability data centre networks supporting critical workloads on Windows, Linux and SAN including technical refresh of large numbers of devices;
• Strong experience of monitoring and management tooling including Solarwinds, FMC, Panorama;
• Have good general knowledge of Windows Server Environments, (including OS build, AD, DNS, DHCP and GPO) and Linux (RHEL) data centre server infrastructures;
• Have excellent analysis and problem solving skills, taking ownership of complex incidents ensuring these are resolved to the satisfaction of the customer;
• Possess excellent written and verbal communication skills.

Clearance Requirements

Clearance to Start BPSS Clearance for Role SC You must be willing to undergo SC or DV clearance dependent upon the security requirements for the role

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)
• Flexible Working Scheme

Flexible Working Scheme 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.

Pay Range

£47,600.00-£61,000.00

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.

Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $17.2 billion for the fiscal year ended January 2, 2026. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available here.

Securing Your Data

Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a Leidos.com email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to [e-mail].

Commitment and Diversity

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.