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IT Network Engineer Level 1

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Southeastern Railway

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Location:
United Kingdom , London

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Contract Type:
Not provided

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Salary:

65000.00 GBP / Year

Job Description:

Are you looking for a career where your expertise keeps one of the UK’s busiest rail networks connected, secure, and moving every day? We are seeking an IT Network Engineer (Level 1) with experience of operating, maintaining and implementing Fortinet SD-WAN to join our team based from our Head Office in London Bridge. This role offers hybrid working with a requirement for 3 days in the office/on-site. You will join a small, dedicated team responsible for keeping Southeastern’s mission-critical network running smoothly across over 200 sites in the South East — including stations, depots, offices, and data centres. Our train operations depend on this network, so reliability and performance are key. As we transition from a legacy setup to a modern Fortinet SD-WAN infrastructure, you’ll play a vital role in shaping the future of our connectivity. This is your chance to be part of a major transformation journey.

Job Responsibility:

  • Maintaining and improving Southeastern’s network infrastructure to ensure high availability, integrity, and optimal performance
  • Working closely with network delivery and support partners to maximise uptime and proactively resolve issues
  • Leading and supporting IT projects, ensuring network requirements are met, capacity is planned, and services are successfully introduced
  • Driving continuous service improvements by applying best practices and innovative solutions to enhance network reliability and security

Requirements:

  • Experience of operating, maintaining and implementing Fortinet SD-WAN (essential)
  • CCNA Enterprise <> CCNP (R+S/Wireless) / Security accreditation or equivalent (essential)
  • Experience working with service providers (essential)
  • Experience working with suppliers (essential)
  • NOC experience – with desire to be more hands on/project based
What we offer:
  • a final salary pension
  • 25 days annual leave allowance (plus bank holidays)
  • free rail travel across our networks

Additional Information:

Job Posted:
January 04, 2026

Expiration:
January 14, 2026

Employment Type:
Fulltime
Work Type:
Hybrid work
Job Link Share:

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