3rd Line Data Engineer (London, GB, E1 8EP)
London · Posted 10D AGO
Job Req ID: 60678
Posting Date: 12/10/2026
Function: Service
Location: London, Sheffield, Belfast, Birmingham or Manchester (3 days on site)
Salary: Competitive
Please note, to be an eligible candidate you must either hold or be eligible for SC (Security Clearance) & NPPV 3 government clearances for this role.
About the role
This role delivers 24x7 support and managed data services that keep our customers connected and running at their best. You’ll work with industry-leading technologies and proven processes to provide reliable, high-quality services that make a real impact. It’s a great fit for an experienced engineer who enjoys solving problems, taking ownership, and delivering results in a fast-paced environment.
What you’ll be doing
• Resolve incidents, service requests, changes, and problems across the Data Services portfolio in line with SLAs
• Manage and communicate customer issues effectively, including escalation to vendors and stakeholder updates
• Collaborate across teams to deliver timely resolutions and maintain service quality
• Support continuous improvement through knowledge sharing, training, and development of tools and processes
• Contribute to 24x7 service delivery, including on-call support, proactive infrastructure maintenance, and SME responsibilities
Essential Skills / Experience
• ITIL Foundation certified (or equivalent) with an excellent understanding of incident management and its relationship with change, problem, and other ITIL practices.
• Knowledge of networking technologies, supported by relevant certifications such as CCNA, CCNP, or equivalent, as well as experience working across multi-vendor data, voice, and security environments, including technologies from Cisco, Fortinet, Palo Alto, HPE, and Juniper.
• Proficient in ITSM and diagnostic tools such as ServiceNow, NGSD, NetBrain, TSNA, Ansible, and ThousandEyes to support service delivery and troubleshooting.
Desirable Skills / Experience
• Excellent communication, stakeholder management, and customer service skills, with the ability to work collaboratively and deliver against SLA commitments.
• Proactive and adaptable approach, with strong prioritisation, ownership, and problem-solving skills in fast-paced operational environments.
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.
With over 180 years of heritage, BT Business has brought together our best people and capabilities into a B2B powerhouse serving 1.2 million business customers in the UK
We’re a leader for secure connectivity and collaboration platforms for businesses of all shapes and sizes, from big household names and government departments, right through to sole traders and new start-ups. But it’s not just the technology that matters, it’s what it can do to help them build stronger, smarter, more secure businesses.
We are Customer-First Challengers, who are Committed, Clear and Connected. We value diversity and inclusion and believe in making a positive impact. We connect for good by championing digital inclusion and equipping people, businesses, and communities with digital skills to thrive.
As a member of our team, you will be part of an organisation that celebrates difference, fosters innovation and provides you with opportunities to be your best. With millions of businesses relying on us daily, joining BT means you can be part of a diverse and multi-skilled team that makes a significant impact to society.