Maintenance Engineer

Ten11; Croydon; On-site; GBP 51,000 - 69,000; Full time

Job summary

Ten11 is recruiting an experienced Maintenance Engineer / Data Centre Shift Engineer for a major data centre in Croydon, South London. You will operate and maintain critical electrical and mechanical infrastructure to maximise uptime and resilience.

This hands-on role requires strong fault-finding skills and the ability to work to RAMS and safe systems of work, within a live data centre environment. Key systems include HV/LV distribution, UPS, Generators, Switchgear, HVAC and BMS.

Qualifications

• Experience in data centres or critical facilities.
• Knowledge of UPS, generators, LV distribution, switchgear.
• Experience with planned and reactive maintenance.
• Comfortable with shift work and operating in live data centre environments.

Responsibilities

• Operate and maintain critical electrical and mechanical infrastructure within a live data centre.
• Carry out planned preventative and reactive maintenance across HV/LV distribution, UPS, generators, switchgear, HVAC, BMS and related infra.
• Monitor plant and equipment to maximise availability and resilience.
• Respond to alarms and faults, escalating as required.
• Fault finding and first-line diagnosis across electrical and mechanical systems.
• Work under permits-to-work and RAMS, and supervise subcontractors on site.

Skills

Electrical engineering

Mechanical engineering

Data centre experience

Fault finding

BMS knowledge

HV/LV distribution knowledge

Education

Relevant technical qualifications

Job description

Maintenance Engineer / Data Centre Shift Engineer | Croydon, South London | £60,000 + Benefits | Continental / Shift Based | HV/LV electrical distribution, UPS systems, Generators, Switchgear, HVAC, BMS

The Opportunity

We are recruiting an experienced Data Centre Shift Engineer / Critical Facilities Engineer to join the engineering team at a major financial-services data centre in Croydon.

Working as part of an established shift team, you'll be responsible for the day-to-day operation, maintenance and reliability of critical electrical and mechanical infrastructure, ensuring the facility maintains the highest levels of uptime and resilience.

This is a hands-on engineering position suited to someone with experience in data centres, critical environments or similarly high-availability facilities.

Key Responsibilities

• Operate and maintain critical electrical and mechanical infrastructure within a live data centre.
• Carry out planned preventative and reactive maintenance across:
• HV/LV electrical distribution, UPS systems, Generators, Switchgear, Critical cooling / HVAC, CRAC/CRAH systems, BMS and associated infrastructure
• Monitor plant and equipment to ensure maximum availability and resilience.
• Respond to alarms, faults and critical incidents, escalating where required.
• Carry out fault finding and first-line diagnosis across electrical and mechanical systems.
• Work under site permit-to-work and safe systems of work.
• Support HV/LV switching and isolation activities alongside authorised personnel.
• Review and work in accordance with RAMS, permits and operational procedures.
• Coordinate and supervise specialist subcontractors completing works on site.
• Complete shift reports, maintenance records and technical documentation.
• Ensure all work meets relevant H&S, compliance and operational standards.
• Support continuous improvement and reliability initiatives across the facility.

What We're Looking For

• Strong electrical or mechanical engineering background with relevant technical qualifications.
• Previous experience within data centres, critical environments or other mission-critical facilities is highly desirable.
• Good knowledge of critical infrastructure including UPS, generators, LV distribution and switchgear.
• Understanding of HV systems would be advantageous.
• Working knowledge of HVAC, cooling systems and BMS.
• Experience with planned and reactive maintenance.
• Strong fault-finding and problem-solving capabilities.
• Good understanding of permits, isolations, RAMS and safe systems of work.
• Comfortable working within a shift environment where uptime, safety and resilience are critical.

Maintenance Engineer / Data Centre Shift Engineer | Croydon, South London | £60,000 + Benefits | Continental / Shift Based | HV/LV electrical distribution, UPS systems, Generators, Switchgear, HVAC, BMS