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Addition Linkedin · Posted 6d ago

Network Engineer

United Kingdom

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Indexed description

Network Engineer

Introduction

Join a leading organisation delivering critical technology solutions within the defence sector. As a Network Engineer, you'll play a key role in supporting secure, high-performance network infrastructure across a range of complex projects, helping to keep essential communications and systems running smoothly.

Role Overview

Location: Portsmouth (Hybrid – minimum 3 days on site)

Package: Competitive salary + excellent benefits

Industry: Defence Technology / IT Infrastructure

What You’ll Be Doing

  • Support and maintain secure network infrastructure across multiple technical projects.
  • Investigate, troubleshoot and resolve network and systems issues to minimise downtime.
  • Configure, implement and support new network solutions and technologies.
  • Work closely with technical teams and project managers to deliver high-quality project outcomes.
  • Maintain and improve network performance, reliability and security.
  • Contribute to continuous improvement initiatives, technical documentation and best practice.
  • Share knowledge with colleagues and provide practical solutions to technical challenges.
  • Ensure work is delivered within a structured, ITIL-based environment.

Main Skills Needed

  • Previous experience working as a Network Engineer within a professional IT environment.
  • Strong networking knowledge, including routing, switching and network troubleshooting.
  • Experience supporting Juniper SRX environments, including VPNs, VLANs and cyber patching.
  • Familiarity with virtualised infrastructure, particularly VMware ESXi.
  • Understanding of Microsoft, Windows and Linux environments.
  • Ability to investigate complex technical issues and deliver effective solutions.
  • Degree in Engineering, Computer Science or equivalent commercial IT experience.
  • Eligible to obtain SC Security Clearance.

What’s in It for You

  • Matched pension contribution with life assurance.
  • Generous annual leave, with the option to buy additional holiday.
  • Health Cash Plan, Private Medical and Dental Insurance options.
  • Access to a wide range of employee discounts and lifestyle benefits.
  • Opportunities to support charities and local community initiatives through volunteering.
  • Collaborative, supportive environment with genuine opportunities for learning and career development.
  • Work on meaningful projects that support critical national infrastructure and advanced technology programmes.

Call to Action

Curious? Apply now — or grab five minutes with us to hear more.

We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, colour, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

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