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Data Centre Technician (Critical Infrastructure / M&E) Docklands, London | Full-Time, Permanent | Competitive Salary + Benefits + TrainingOverview We are seeking a Data Centre Technician to join a high-performing engineering team within a mission-critical data centre in Docklands, London.
This is a hands-on Electrical & Mechanical (M&E) role, ideal for candidates with experience in data centres, critical environments, facilities management, or building services.
You will play a key role in maintaining uptime, resilience, and operational performance across critical infrastructure, including UPS systems, generators, HVAC, and BMS-controlled environments.
Key Responsibilities Operations & Incident Response
- Respond to critical alarms, faults, and system alerts within a live data centre environment
- Monitor environmental conditions (temperature, humidity) to ensure optimal performance
- Carry out fault finding, diagnostics, and troubleshooting on electrical and mechanical systems
- Perform switching operations, start-up and shutdown procedures on critical plant (UPS, generators, HVAC)
- Follow change control procedures, SOPs, MOPs, and EOPs
- Support incident management, emergency response, and client communication
- Deliver Planned Preventative Maintenance (PPM) and reactive maintenance in line with SLAs
- Maintain and optimise critical infrastructure systems for reliability and efficiency
- Monitor and respond to alarms via BMS (Building Management Systems) / EMS
- Conduct technical inspections, audits, and compliance checks
- Identify and support continuous improvement and energy efficiency initiatives
- Operate within a strict Permit to Work (PTW) system
- Review RAMS (Risk Assessments & Method Statements)
- Accurately log all work in CMMS / CAFM systems
- Produce technical reports on asset performance (UPS, generators, plant systems)
- Ensure full compliance with Health & Safety regulations and statutory requirements
- Work closely with Technical Managers, engineers, and shift teams
- Support and mentor junior engineers and apprentices
- Coordinate with vendors, contractors, and stakeholders
- Contribute to a culture of continuous improvement and operational excellence
- Electrical apprenticeship, NVQ / City & Guilds or equivalent qualification
- Experience in data centres, mission-critical environments, facilities management, or building services
- Strong knowledge of:
- Electrical systems (LV/HV)
- UPS systems and standby generators
- HVAC / cooling systems (CRAC/CRAH preferred)
- Experience with BMS / EMS systems
- Proven fault finding and maintenance experience on critical infrastructure
- Strong understanding of Health & Safety and compliance procedures
- Ability to work independently and under pressure in a live environment
- Experience within mission-critical / high-availability environments
- Knowledge of data centre operations and uptime requirements
- Familiarity with cGxP or regulated environments
- Experience with CMMS / CAFM systems
- Work in a state-of-the-art data centre supporting critical infrastructure
- Gain exposure to advanced electrical and mechanical systems
- Access to structured training, certifications, and career progression
- Join a high-performing, collaborative engineering team
- Be part of an environment focused on reliability, precision, and technical excellence
- Keyword-rich for job boards: “Data Centre”, “Critical Infrastructure”, “M&E”, “UPS”, “HVAC”, “BMS”, “PPM”, “CMMS”
- ATS-friendly formatting
- Cleaner structure → easier for candidates to scan
- Stronger search ranking + recruiter appeal