JOB SUMMARY

Ofgem leads the way for the energy industry and requires secure, resilient, and future-ready network infrastructure to support our critical mission. We’re looking for a Senior Network Engineer to join us and help us transform our IT infrastructure with cutting-edge solutions and expert management.
Ofgem is Great Britain’s independent energy regulator. We’re at the forefront of change across the energy sector, driving toward Net Zero whilst protecting energy consumers - especially vulnerable people.
We’re offering a permanent role where you’ll play a central part in evolving our network infrastructure. This is an opportunity to work with next generation networking technologies, including Microsoft Azure Cloud Network Services and Secure Access Service Edge (SASE) architecture. You’ll be empowered to make a real impact, supporting a robust and innovative infrastructure that will shape Ofgem’s digital journey.
This role sits within a close-knit, agile team that values flexibility, collaboration, and continuous learning, and you will work alongside experienced colleagues who will support your development and growth. As a Senior Network Engineer, you’ll experience a dynamic work environment with opportunities to develop your skills across multiple areas in networking and security.
We’re looking for someone with end-to-end knowledge of server infrastructure and expertise in troubleshooting network issues. You’ll be a confident, self-starting professional who can work independently within an agile, small team. Experience with firewalls is essential, and candidates should have the ability to achieve and maintain SC clearance.
At Ofgem, we pride ourselves on offering exceptional flexible working options. With only 20% of your time required in the office, you’ll have the freedom to balance your work environment to suit your needs. We empower you to make the space your own, ensuring you have the flexibility to thrive both personally and professionally. You’ll also be part of a supportive culture that values work-life balance, providing a fantastic opportunity to grow within a dynamic and collaborative team.
We have a critical purpose to support and regulate the energy industry and a vital part of that involves building and maintaining an advanced, secure network infrastructure. By bringing your skills to this role, you’ll be helping to ensure stability, security, and connectivity in a rapidly changing environment.
Read on and find out more.

ESSENTIAL CRITERIA

We are looking for knowledge and experience in the following technologies:

• (Lead criteria) Layer 2 and layer 3 switched and routed networks, preferably using Cisco hardware, preferably educated to CCNA and CCNP knowledge level (Routing and Switching).
• (Lead criteria) Network security, including on-premises, cloud and hybrid deployments. Implementation and configuration of SD-WAN networks, network monitoring, and network optimisation.
• Cloud environments, specifically Azure, e.g. Transit Gateway, Azure Firewall.
• Windows/ Linux Server Operating systems.
• Routing protocols, in particular OSPF, EIGRP and BGP.
• Configuration and management of remote access technologies.
• WAN technologies, ideally MPLS and IPSEC VPN.

NATIONALITY REQUIREMENTS

This job is broadly open to the following groups:

• UK nationals
• nationals of the Republic of Ireland
• nationals of Commonwealth countries who have the right to work in the UK
• nationals of the EU, Switzerland, Norway, Iceland or Liechtenstein and family members of those nationalities with settled or pre-settled status under the European Union Settlement Scheme (EUSS)
• nationals of the EU, Switzerland, Norway, Iceland or Liechtenstein and family members of those nationalities who have made a valid application for settled or pre-settled status under the European Union Settlement Scheme (EUSS)
• individuals with limited leave to remain or indefinite leave to remain who were eligible to apply for EUSS on or before 31 December 2020
• Turkish nationals, and certain family members of Turkish nationals, who have accrued the right to work in the Civil Service

Further information on nationality requirements

KEY RESPONSIBILITIES

• We are looking for an experienced Senior Network Engineer to provide vital Information Technology network services to Ofgem. You will be responsible for day-to-day network infrastructure support and strategic and tactical enhancements. These include migrating core services to the cloud (Azure) and upgrading on-premises network technology.
• In-depth knowledge of networking concepts and protocols, including TCP/IP, VLANs, routing, and switching configuration and development of Secure Access Service Edge (SASE) architecture and supporting IT Network Infrastructure.
• Identification and Implementation of technical improvements and upgrades to the network infrastructure.
• Working closely with the CTO function and support teams to enhance, manage and maintain the existing network covering development, staging and live environments. You will be responsible for supporting our remote working, existing core network implementation and configuration alongside end-to-end troubleshooting.
• Hands-on support with the Microsoft Azure Cloud Network Services (e.g. Front Door, WAF and Virtual Cloud Networking) and experience of Windows/Linux server network infrastructure.
• Troubleshoot complex incidents and project escalations, and the ability to learn new skills/technologies both on-the-fly and with Support via colleagues or training.
• Leading and communicating insights and vendor & framework best practices with peers and stakeholders on these service improvements.
• Documenting our Networking Services, project documentation, and incident remediation or information for security purposes.