Lead Network Engineer - Secure Infrastructure in Salisbury

Lead Network Engineer - Secure Infrastructure in Salisbury

Salisbury Full-Time 60000 - 65000 £ / year (est.) No working from home possible
Sopra Steria Limited

At a Glance

  • Tasks: Join a team modernising enterprise networks through automation and solve complex networking challenges.
  • Company: Sopra Steria, a leader in digital solutions for national security.
  • Benefits: Up to £65,000 salary, car allowance, private medical, and generous leave options.
  • Other info: Work in a supportive environment with opportunities for professional growth.
  • Why this job: Make a real impact on critical defence activities while developing your skills.
  • Qualifications: Experience with Cisco technologies and automation tools like Ansible or Python.

The predicted salary is between 60000 - 65000 £ per year.

Are you a Network Engineer who enjoys solving complex problems and wants to play a key role in modernising enterprise networks through automation? You'll be joining a dedicated network team based in Salisbury, working as part of a wider platform engineering function within a highly secure environment. This Senior Network Engineer role offers the opportunity to work on cutting‑edge network platforms that support critical defence activities, while developing your skills as the organisation moves towards a more automated and software‑driven approach. You'll collaborate closely with colleagues and customers, contributing to meaningful work where reliability, security and continuous improvement are key.

Responsibilities

  • Assist with the design, build, deployment and support of enterprise network platforms.
  • Drive adoption of automation using tools such as Ansible and Terraform.
  • Support operational requirements within a fast‑paced, secure environment.
  • Investigate complex issues, produce root‑cause analysis and implement solutions.
  • Proactively monitor and maintain production systems while managing escalations.
  • Mentor colleagues and contribute to service improvement and innovation.

Qualifications

  • Experience with Cisco networking technologies including routing, switching, firewalls and wireless.
  • Strong understanding of networking fundamentals including TCP/IP, VLANs, DHCP, DNS and ACLs.
  • Experience with automation or scripting using tools such as Ansible, Python, Bash or PowerShell.
  • Knowledge of routing protocols such as BGP and network segmentation using VRFs.
  • CCNA certification with CCNP achieved or in progress.
  • Ability to produce technical documentation, designs and root‑cause analysis reports.

Preferred Experience

  • Exposure to cloud networking principles in Azure or AWS.
  • Experience working within an ITIL environment.
  • Knowledge of software‑defined networking technologies such as Cisco ACI or VMware NSX.

Employment Details

  • Employment Type: Full‑time, Permanent.
  • Location: Salisbury – expectation to work onsite three days per week.
  • Security Clearance Level: Developed Vetting (DV) or eligibility for DV clearance.
  • Salary: Up to £65,000, depending on experience.
  • Benefits: £5,400 car allowance, 25 days annual leave with option to buy additional days, private medical, life assurance, pension and a generous flexible benefits fund.

How to Apply

If you are interested in this role but not sure if your skills and experience match exactly, we encourage you to apply.

Company Background

Sopra Steria's Aerospace, Defence and Security business designs, develops and deploys digital solutions to Central Government clients, supporting national security. The team values professional development, coaching, mentoring and a culture of inclusion and pride in customer outcomes.

Sopra Steria Limited

Contact Details:

Sopra Steria Limited Recruitment Team

We think you need these skills to ace Lead Network Engineer - Secure Infrastructure in Salisbury

Network Design
Network Deployment
Cisco Networking Technologies
Routing and Switching
Firewalls
Wireless Networking
TCP/IP