Senior Network Tooling Engineer

As a Senior Network Tooling Engineer, you’ll shape and enhance the monitoring, alerting, and automation capabilities that underpin critical HMRC network services. You’ll play a key role in evolving tooling and lab environments - driving efficiency, resolving complex incidents, and collaborating with a wide range of technical stakeholders to deliver continuous improvements. This is a great opportunity for a proactive engineer who enjoys innovation, solving complex challenges, and making a meaningful impact across a large-scale, high-profile network estate.

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

What you’ll be doing

• Act as a key player in supporting and enhancing tooling, networks, and lab environments across the HMRC estate, ensuring seamless monitoring and automation performance.
• Configure, deploy, and manage virtualised environments (including VMware vCenter), driving stability, scalability, and effective troubleshooting across complex systems.
• Bring network simulations to life using virtualisation tools such as EVE-NG or CML to support testing, innovation, and continuous improvement.
• Lead technical investigations and provide expert oversight on changes, ensuring quality, minimising risk, and enabling smooth transition of new services into live support.
• Collaborate closely with HMRC and supplier teams to drive continual service improvement while ensuring alignment with BT and HMRC standards, policies, and best practice.

• Experience supporting and configuring network monitoring and automation tooling, with an understanding of platforms such as Netscout, Riverbed, or similar
• Confidence in network troubleshooting and packet analysis across enterprise environments (LAN, WAN, VLAN, WLAN)
• Familiarity with scripting and automation using technologies such as Python, PowerShell, or similar, alongside exposure to CI/CD and tools like Ansible or GitLab
• Knowledge of virtualised environments and infrastructure, including administration and support of platforms such as VMware, Hyper-V, Active Directory, or databases (SQL/Oracle)
• Ability to investigate, diagnose, and resolve complex issues using structured troubleshooting and root cause analysis approaches

Desirable Skills / Experience

• Effective communication and collaboration skills, with the ability to build relationships, work across teams, and contribute to technical leadership and service improvement initiatives

Pulled from the full job description

• Gym membership
• Company pension, 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.

BT Group is the UK’s leading communications group and the holding company behind some of the country’s most recognised brands - including BT, EE, Openreach and Plusnet. Our purpose is as simple as it is ambitious: we connect for good. Our customers include consumers, small, medium and large businesses, public sector organisations and other communications providers.

BT Group’s role is about setting direction, unlocking value and creating the conditions for our brands and businesses to thrive.

Having come through the most capital-intensive phase of our fibre investment, our focus now is on what comes next - simplifying how we operate, using technology and AI to work smarter, and organising ourselves to serve customers better and grow sustainably. Group teams shape strategy, policy, brand, capital allocation and transformation, helping the whole organisation perform at its best.

We have a singular culture that unites all our people: we are customer-first challengers, who are committed, clear and connected. These behaviours unite us as one team to deliver for our colleagues, our customers, our stakeholders and the country. Joining BT Group means working at the heart of a business that matters to the UK, with the opportunity to shape decisions, influence outcomes and help set the future course of one of the country’s most important companies.

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