Data Centre HVAP (Must Have or Lapsed) Technician

Data Centre HVAP Technician – Mission-Critical Environment

📍 London, UK
💼 Full-Time | Permanent
💰 Competitive Salary + Benefits + Training & Development

HVAP Technician Jobs in London – Data Centre & Critical Facilities Engineering

We are seeking an experienced Data Centre HVAP Technician to join a high-performing engineering team within a live, mission-critical environment.

This is an excellent opportunity for a qualified High Voltage Authorised Person (HVAP) to work within a technically advanced data centre environment, supporting critical infrastructure, operational resilience, and electrical safety across essential systems.

Working closely with Engineering Supervisors, Shift Leaders, and client representatives, you will play a key role in maintaining uptime, compliance, and the safe operation of HV/LV infrastructure within a high-availability environment.

Purpose of the Role

As the Data Centre HVAP Technician, you will be responsible for supervising and delivering both Planned Preventative Maintenance (PPM) and reactive maintenance activities across critical building systems and infrastructure.

You will ensure:

Full compliance with site procedures and operational standards
Safe execution of HV switching operations and isolations
Effective management of Permit to Work (PTW) systems
Compliance with Safe Systems of Work (SSoW) and Health & Safety regulations
Reliable operation and resilience of mission-critical infrastructure

This role offers exposure to advanced electrical systems, critical power infrastructure, and high-performance data centre operations.

Key Responsibilities
Operations & Maintenance
Deliver Planned Preventative Maintenance (PPM) and reactive maintenance across critical plant, electrical systems, and building infrastructure
Ensure all maintenance activities meet or exceed agreed Service Level Agreements (SLAs)
Respond promptly to BMS alarms and carry out emergency fault response and repairs where required
Support operational uptime and resilience across all critical systems
Maintain evaporative cooling and domestic water systems in compliance with ACoP L8 (Legionella) requirements
Manage the availability and control of critical spare parts to support maintenance and incident response activities
HV Operations & Safe Systems of Work
Act as the site High Voltage Authorised Person (HVAP)
Carry out HV switching operations, isolations, and electrical safety procedures
Develop, review, and implement switching schedules, SOPs, and EOPs
Implement, manage, and enforce Permit to Work (PTW) procedures
Ensure all engineering activities are completed in accordance with:
Safe Systems of Work (SSoW)
Company procedures
Statutory regulations
Health & Safety legislation
Review subcontractor RAMS and ensure all work packs contain the required safety documentation prior to approval
Compliance & Documentation
Maintain accurate maintenance records and engineering documentation using REALM task sheets and CAFM systems
Prepare Method Statements and Risk Assessments (RAMS) for in-house engineering activities
Ensure all compliance records, maintenance logs, and operational reports are completed accurately and on time
Support audits, inspections, and continuous improvement initiatives
Contractor & Incident Management
Supervise engineering subcontractors and specialist vendors, ensuring compliance with contractual obligations and site procedures
Provide technical and operational support during unplanned incidents, outages, or critical system failures
Coordinate effectively with engineering teams, contractors, and client stakeholders during maintenance and incident response activities
Support emergency response and operational escalation procedures where required
Client & Site Responsibilities
Build and maintain strong working relationships with colleagues, contractors, and client representatives
Promote a safe and healthy working environment in line with company and client policies
Present a professional image while delivering a high standard of customer service
Demonstrate ownership and accountability for site safety, operational performance, and compliance
Commit to ongoing professional development and technical upskilling
Skills & Experience Required
Qualifications & Certifications
Current High Voltage Authorised Person (HVAP) status (essential)
Current Wiring Regulations certification
NVQ Level 3 (or equivalent) in Electrical Engineering or a related discipline
Emergency First Aid at Work certification
Manual Handling certification (advantageous)
PASMA and IPAF certifications (preferred)
Experience
Proven experience managing live incidents and faults within:
Data centres
Critical facilities
Mission-critical environments
High-availability operational sites
Previous experience within a similar HVAP or critical engineering role
Strong understanding of Health & Safety obligations within live operational environments
Knowledge of interlinked critical systems including:
Fire systems
PMS (Power Monitoring Systems)
BMS (Building Management Systems)
Critical power infrastructure
HV/LV electrical systems
Candidate Profile

We are looking for someone who is:

Technically strong with excellent fault-finding and troubleshooting capability
Safety-focused with exceptional attention to detail
Professional, self-motivated, and accountable
Able to work independently and collaboratively within engineering teams
Highly organised with the ability to prioritise effectively under pressure
Confident and professional within client-facing environments
Flexible in supporting operational and shift requirements
Why Join Us?
Work within a highly resilient, mission-critical data centre environment
Play a key role in maintaining operational uptime and infrastructure reliability
Gain exposure to advanced HV infrastructure and critical systems
Access ongoing technical training and professional development
Join a collaborative, safety-first engineering team focused on operational excellence
Develop long-term career opportunities within the rapidly growing critical engineering sector