Senior Network Lab Engineer

Job Req ID: 64031

Posting Date: 27/10/2026

Function: Service

Location: Birmingham Snowhill (3 days a week)

Salary: Competitive + excellent benefits

About the role

Join the wider Service Architecture & AI team and play a key role in supporting and maintaining the HMRC network, with a particular focus on monitoring, alerting and automation capabilities. You’ll use your network engineering expertise to investigate and resolve complex incidents, maintain and develop lab environments, and identify improvements that make services more efficient and effective. This is an opportunity to take real technical ownership, working with internal teams, service management and third-party partners to enhance and evolve a critical network environment and to gain experience in developing network automation and tooling.

The successful candidate must be eligible for, and able to obtain and maintain, SC UK Government Security Clearance.

What you’ll be doing

• Provide network and lab support across the HMRC network estate, supporting multiple monitoring and automation products and network virtualisation technologies such as EVE-NG and CML.
• Lead technical investigations allocated by the Tooling Manager, applying effective troubleshooting and problem-solving to support resolution.
• Support the transition of new project implementations and designs into live service, ensuring solutions are ready for operational support.
• Act as a Technical Authority, reviewing proposed network changes to maintain quality, identify risk and support effective implementation.
• Drive Continual Service Improvement, working collaboratively with HMRC and supplier teams while adhering to relevant BT and HMRC policies, standards and directives.

Essential Skills / Experience

• Experience in an enterprise network engineering/support environment, with hands-on expertise in network troubleshooting, packet analysis and Root Cause Analysis (RCA).
• CCNP qualified, with solid technical knowledge of enterprise networking and experience supporting and configuring complex network environments.
• Experience providing technical leadership, taking ownership of technical issues and working autonomously and collaboratively to resolve complex network problems

Desirable Skills / Experience

• Experience with Network Performance Monitoring and Diagnostics (NPMD) tooling, such as Netscout, including the support and configuration of monitoring solutions.
• Exposure to network automation and scripting, including Python, PowerShell or cURL, and technologies such as Ansible, GitLab and CI/CD pipelines.

Our Package

Tailored benefits make a real difference. That’s why we offer a comprehensive range to support your growth, wellbeing, and everyday life. You can design the package to suit you and your lifestyle. Your core benefits include:

• 10% on target annual bonus
• Access to an online private GP 24/7 for you and your immediate family
• Market-leading paid carers leave with up to 2 weeks off
• Equalized maternity, paternity, and adoption leave – 18 weeks’ full pay and 8 weeks’ half pay
• Discounted EE and BT products, including mobile and broadband
• Market leading Pension scheme – 5% from you and 10% from us
• Holiday purchase scheme

You can select additional benefits, including healthcare, dental, gym memberships and more when you’re ready.

Flexible Working
This role offers a 3 together, 2 wherever working model. This means you are required to be at your contractual location 3 days a week with 2 flexible days per week.

Join us at a pivotal moment for BT Business. We are executing a multi-year transformation to restore growth, modernise at scale and unlock new markets beyond connectivity. Our ambition is clear – return to sustainable revenue and EBITDA growth, strengthen our market position, and deliver meaningful shareholder value through disciplined execution and bold reinvention.

We are fundamentally reshaping the business – simplifying our portfolio, digitising our customer experience and building market-leading capability across cyber, AI and managed services, all powered by the UK’s leading fixed and mobile networks. This is a shift from a legacy connectivity provider to a modern, solutions-led, AI-first business that can truly differentiate in a competitive and fast-moving market.

With execution momentum building and a clear path to growth, the opportunity now is to scale what works, accelerate performance and fully realise our potential. This is about delivering against ambitious financial outcomes while transforming how we operate – creating a business that is simpler, faster, more innovative and easier to do business with.

If you want to be part of the team shaping the turnaround of a multi-billion-pound business – and building a stronger, more competitive BT for the future – this is your moment.