Data Centre Support Engineer

Onnec; Slough; On-site; GBP 32,000 - 42,000; Full time

Job summary

ONNEC Group in Slough, Berkshire, invites applications for a Data Centre Support Engineer. This hands-on role supports IMACD services, fault resolution, installations, decommissions and ongoing maintenance in a 24x7x366 data centre environment.

You will work with client teams, maintain documentation, follow procedures, and participate in shift handovers, nights and weekends. Experience in data centre environments and IT certifications are preferred.

Qualifications

• Experience in a data centre environment (IMACD / hardware deployment).
• Knowledge of structured cabling (copper and fibre) and data centre standards.
• Experience with ticketing and asset management systems.
• Attention to detail with ability to follow processes and procedures.
• Willingness to work nights and weekends on a 24x7 rota.
• CompTIA A+/Network+ or equivalent IT certifications.
• Experience in banking or enterprise IT environments.

Responsibilities

• Deliver IMACD services, including installations, moves, upgrades, refreshes, and decommissions of IT infrastructure.
• Rack, stack, and decommission servers, network hardware, and associated equipment within data centre environments.
• Install, manage, label, trace, and recover structured cabling in line with client standards.
• Provide first-line hardware and infrastructure support, including component swaps, diagnostics, and assisted fault resolution.
• Support incident and change management processes by following approved procedures and escalation paths.
• Maintain accurate documentation, asset records, work orders, and ticket updates within client and ONNEC systems.
• Carry out technology space inspections and ensure housekeeping and safety standards are maintained.
• Escort and supervise third-party vendors and client teams within secure technology areas.
• Ensure full compliance with health & safety, quality, and client-specific operational requirements.
• Participate in shift handovers, 24x7 rota coverage, and out-of-hours or weekend activities as required.

Skills

Data centre experience

Structured cabling knowledge

Ticketing systems

Asset management

Attention to detail

Independent worker

Shift flexibility

MS Office proficiency

IT certifications

Job description

• Location: Slough, Berkshire, United Kingdom

ONNEC Group are a leading independent technology partner and global integrator, with over 30 years experience, and a 800+ team of global experts, specialising in providing end-to-end connectivity solutions that propel organisations everywhere.

From structured cabling to managed services, our end-to-end services give infrastructure that can be completely replied on. Design. Build. Deploy. Optimise. We offer a complete solution for business connectivity.

We are a rapidly growing organisation and finding and retaining the highest calibre of people is fundamental to us for the success of our business, we work hard to create a challenging, supportive and satisfying working environment for all our employees. ONNEC has successfully achieved the Investors in Diversity Foundational Award for our commitment to equality, diversity and inclusion in the workplace.

ONNEC is seeking a Data Centre Support Engineer to deliver high-quality infrastructure support within a critical data centre environment. This is a hands-on role supporting IMACD services, fault resolution, installations, decommissions and ongoing maintenance, working closely with client teams to ensure service excellence and SLA compliance.

The role operates on a shift pattern within a 24x7x366 environment and reports to the Data Centre Supervisor.

What you'll be doing as our Data Centre Support Engineer:

• Deliver IMACD services, including installations, moves, upgrades, refreshes, and decommissions of IT infrastructure
• Rack, stack, and decommission servers, network hardware, and associated equipment within data centre environments
• Install, manage, label, trace, and recover structured cabling (copper and fibre) in line with client standards
• Provide first-line hardware and infrastructure support, including component swaps, diagnostics, and assisted fault resolution
• Support incident and change management processes by following approved procedures and escalation paths
• Maintain accurate documentation, asset records, work orders, and ticket updates within client and ONNEC systems
• Carry out technology space inspections and ensure housekeeping and safety standards are maintained
• Escort and supervise third-party vendors and client teams working within secure technology areas
• Ensure full compliance with health & safety, quality, and client-specific operational requirements
• Participate in shift handovers, 24x7 rota coverage, and out-of-hours or weekend activities as required

What we're looking for in our Data Centre Support Engineer:

• Experience working in a data centre environment (IMACD / hardware deployment)
• Knowledge of structured cabling (copper and fibre) and data centre standards
• Experience with ticketing and asset management systems
• Strong attention to detail with the ability to follow processes and procedures
• Ability to work independently and as part of a team in a fast-paced environment
• Flexible approach to shift work, including nights and weekends
• Competent in MS Office (Outlook, Word, Excel)
• CompTIA A+, Network+ or similar IT certifications
• Experience within a banking or enterprise IT environment