IT Network Engineer Level 1

Southeastern Railway; London; Hybrid; GBP 40,000 - 55,000; Full time

Job summary

A major UK railway operator is seeking an IT Network Engineer (Level 1) to maintain and enhance network infrastructure. This role, based in London, offers hybrid working with three days in the office. The ideal candidate will have extensive experience with Fortinet SD-WAN and relevant certifications. Join a team committed to safety and continuous improvement that carries over 500,000 passengers daily.

Benefits

Final salary pension

25 days annual leave plus bank holidays

Free rail travel across networks

Qualifications

• Experience operating, maintaining, and implementing Fortinet SD-WAN.
• CCNA Enterprise, CCNP (R+S/Wireless), or Security accreditation or equivalent.
• Experience working with service providers and suppliers.

Responsibilities

• Maintain and enhance network infrastructure for optimal performance.
• Collaborate with network delivery and support partners.
• Lead and support IT projects related to network.

Skills

Fortinet SD-WAN experience

NOC experience

Collaboration with service providers

Collaboration with suppliers

Education

CCNA Enterprise, CCNP (R+S/Wireless), or equivalent

Job description

Job Introduction

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 in operating, maintaining, and implementing Fortinet SD-WAN to join our team based at our Head Office in London Bridge.

This role offers hybrid working with a requirement for 3 days in the office/on-site.

2025 marks the 200th anniversary of the first passenger rail journey, celebrating our proud history and bright future.

Can you move people? Apply now.

What you’ll do

• Maintain and enhance Southeastern’s network infrastructure, ensuring high availability, integrity, and optimal performance.
• Collaborate with network delivery and support partners to maximize uptime and proactively address issues.
• Lead and support IT projects, ensuring network requirements are understood, capacity is planned, and services are successfully introduced.
• Drive service improvements by applying best practices and innovative solutions to strengthen network reliability and security.

The Experience You’ll Need

To be considered, demonstrate the following in your application:

• Experience operating, maintaining, and implementing Fortinet SD-WAN (essential)
• CCNA Enterprise, CCNP (R+S/Wireless), or Security accreditation or equivalent (essential)
• Experience working with service providers (essential)
• Experience working with suppliers (essential)
• NOC experience with a desire to be more hands-on or project-based

We support Armed Forces Covenant and Disability Confident Scheme applicants. If you meet the minimum criteria and apply under these schemes, you will be offered an interview. Find out more here.

Other Things To Know

• This vacancy may close early if we receive many applications. Apply early.
• All offers are subject to references, right to work verification, criminal record check, and medical assessment. No work visa sponsorship is available.
• If unsuccessful, please wait six months before reapplying.

Find out more about our recruitment process and tips to help you apply.

What You’ll Get In Return

Along with your salary, benefits include:

• A final salary pension
• 25 days annual leave plus bank holidays
• Free rail travel across our networks

Feel secure and fulfilled in your career. See our full range of benefits.

A Bit About Southeastern

We’re one of Britain’s busiest train operators, serving London, Kent, and East Sussex, with over 1,700 trains daily, carrying 500,000+ passengers across 180 stations.

Our work is about more than transportation; it’s about creating positive moments for our passengers and making our railway a great place to work. Recognized as a ‘Great Place to Work’ (2023 National Rail Awards) and endorsed as a WORK180 Employer for Women.

Our team reflects the communities we serve, committed to safety and continuous improvement. Learn more about our railway.