Lead Network Engineer

Sopra Steria; Salisbury; Hybrid; GBP 65,000 - 90,000; Full time

Job summary

Sopra Steria in the United Kingdom seeks an experienced Network Engineer (Deployable Services) to support JMNIAN—ensuring secure, high-availability networking for UK Defence and allied operations. You’ll design, implement and secure complex networks while collaborating with defence stakeholders and international partners.

This hybrid role requires DV clearance, with three days on-site in Salisbury and two days remote.

Qualifications

• Strong networking engineering experience in enterprise, defence, service provider or data centre environments.
• CCNP certification (or equivalent).
• Significant firewall engineering experience.
• Palo Alto PCNSE certification (or equivalent).
• Experience with multi-vendor networking technologies.

Responsibilities

• Maintain and support the JMNIAN network and international network gateways.
• Deliver network design changes and architectural improvements.
• Analyse network monitoring data.
• Manage network security controls, including perimeter security and internet-facing policies.
• Support software-defined networking and inter-enclave firewall solutions.
• Develop automation and tooling.
• Create and maintain technical documentation using tools such as Atlassian Confluence.

Skills

Strong networking

Firewall engineering

Multi-vendor networking

SDN experience

Automation scripting

Documentation tooling

Education

CCNP certification

Palo Alto PCNSE certification

Tools

Confluence

Job description

Are you an experienced Network Engineer looking to work at the forefront of secure, mission-critical defence networks?

We're seeking a Network Engineer (Deployable Services) to support the operation, enhancement and security of the Joint Military Network Integration and Information Assurance Network (JMNIAN). You'll play a key role in maintaining and evolving complex, high-availability network infrastructure that supports UK Defence and international coalition operations.

Working within a specialist delivery team, you'll design, implement and support secure networking solutions, collaborate with defence stakeholders and international partners, and help deliver critical networking capabilities across a highly secure environment.

This is an opportunity to work on some of the most secure and strategically important networking platforms in Defence. You'll collaborate with highly skilled specialists, contribute to international initiatives, and play a direct role in delivering resilient, secure communications capabilities.

Hybrid: 3 days Salisbury 2 days home working.

You do need to hold current DV Clearance.

What you will be doing:

• Maintain and support the JMNIAN network and international network gateways.
• Deliver network design changes and architectural improvements.
• Analyse network monitoring data.
• Manage network security controls, including perimeter security and internet-facing policies.
• Support software-defined networking and inter-enclave firewall solutions.
• Develop automation and tooling.
• Create and maintain technical documentation using tools such as Atlassian Confluence.

What you will bring:

• ?Strong networking engineering experience within enterprise, defence, service provider or data centre environments.
• CCNP certification (or equivalent experience).
• Significant firewall engineering experience.
• Palo Alto PCNSE certification (or equivalent experience).
• Experience with multi-vendor networking technologies.