Shift Technician / Deputy Data Centre Lead – Data Centre
Location: Croydon, South London
Salary: Up to £62,000 + Benefits
Shift Pattern: Shift Based
Requirement: HVAP (High Voltage Authorised Person)
The Opportunity
We are recruiting an experienced Shift Technician / Senior Critical Facilities Engineer to join the engineering team at a major financial-services data centre in Croydon.
This is a senior position within the shift team, effectively operating as the 2IC for the data centre. You’ll support site leadership with the safe, reliable and efficient operation of a mission-critical facility while remaining technically hands‑on.
The position would suit an experienced HVAP engineer looking to take on greater responsibility without moving away from engineering.
Key Responsibilities
- Operate and maintain critical electrical and mechanical infrastructure within a live data centre.
- Act as HV Authorised Person (HVAP), supporting HV switching, isolations and safe systems of work.
- Operate as the 2IC within the engineering team, supporting the site’s engineering leadership.
- Provide technical guidance and support to shift engineers.
- Coordinate specialist subcontractors and engineering activities.
- Carry out planned and reactive maintenance across:
- HV/LV electrical distribution
- UPS systems
- Generators
- Switchgear
- Critical cooling / HVAC
- CRAC/CRAH systems
- BMS and associated infrastructure
- Respond to alarms, incidents and equipment failures within a mission‑critical environment.
- Manage RAMS, permits, isolations and safe systems of work.
- Support incident investigations, root‑cause analysis and technical reporting.
- Ensure engineering activities meet all relevant H&S, compliance and operational standards.
- Support continuous improvement across site operations and maintenance.
What We’re Looking For
- HVAP / HV Authorised Person experience – essential.
- Strong electrical engineering background with relevant technical qualifications.
- Experience within data centres, critical environments or other mission‑critical facilities.
- Strong knowledge of HV/LV systems, UPS, generators and switchgear.
- Good working understanding of HVAC and critical cooling systems.
- Previous experience as a Senior Shift Engineer, Lead Technician, Shift Lead or similar is highly desirable.
- Comfortable acting as the technical escalation point during incidents.
- Strong understanding of permits, isolations, RAMS and safe systems of work.
- Ability to work effectively in an environment where resilience and uptime are critical.
Package
Up to £62,000 basic salary + comprehensive benefits package
A strong opportunity for an experienced HVAP Shift Technician to step into a senior, deputy/2IC-level positionwithin a major London data centre while remaining hands‑on with critical engineering infrastructure
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