Is your CV ready If so, and you are confident this is the role for you, make sure to apply asap. Data Centre Senior Shift Technician Location: Onsite - Slough Salary: £60,000 Shift Pattern: Continental Shift Pattern We are looking for a Data Centre Senior Shift Technician to join the Critical Environments team at a Data Centre in Croydon. This is a key operational role within a 24/7 critical environment, responsible for ensuring business-critical systems operate safely, reliably, and in line with strict SLA and KPI requirements. Key Responsibilities:

Deliver planned preventative maintenance (PPM) and reactive maintenance across mechanical and electrical systems

Maintain all critical building systems including UPS, generators, HV/LV systems, PDUs, CRAC units, and BMS

Respond to alarms, faults, and breakdowns, ensuring rapid and effective resolution

Act as an HV Authorised Person in line with contract requirements

Ensure environmental conditions (temperature & humidity) are maintained at all times

Complete all maintenance documentation, shift logs, and reports accurately and on time

Prepare and adhere to RAMS and Permit to Work systems

Supervise subcontractors, ensuring compliance with H&S and site procedures

Promote a professional image and maintain strong working relationships with client representatives

Support Shift Manager duties when required and provide shift cover as needed

Requirements:

City & Guilds / NVQ Level 3 in Mechanical, Electrical or Building Services Engineering

HV Authorised Person xehkeey (or able to achieve)

18th Edition Wiring Regulations (BS7671)

Proven experience working in critical environments (data centres essential)

Strong working knowledge of generators, UPS, HVAC, BMS, and electrical distribution systems

Excellent understanding of health & safety procedures

Strong communication skills and ability to remain calm under pressure

If you're an experienced Data Centre Technician and want immediate consideration please send your CV to