Data Centre HVAP Technician : Mission:Critical Environment
; London, UK
; Full:Time Permanent
; Competitive Salary + Benefits + Training and Development
HVAP Technician Jobs in London : Data Centre and 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 and 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 and 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 and 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 and Safety legislation
Review subcontractor RAMS and ensure all work packs contain the required safety documentation prior to approval
Compliance and 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 and 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 and Site Responsibilities
Build and maintain strong working relationships with colleagues, contractors, and client representatives
Promote a safe and healthy working environment in line with