Mechanical Data Centre Shift Engineer

Job Overview Power the systems that power the world.

We are seeking an experienced High Voltage Authorised Person (HVAP) to join a state-of-the-art data centre supporting business-critical infrastructure within a high-performance, zero-tolerance environment.

As a Data Centre HVAP Technician, you will act as a key guardian of electrical safety and operational continuity. Working closely with the Building Engineering Supervisor and Engineering Shift Leader, you will take ownership of high-voltage operations, planned maintenance, and incident response across critical electrical infrastructure.

This continental shift role offers autonomy, technical , and exposure to advanced mission-critical systems where precision, compliance, and safety are paramount.

Key Responsibilities Critical Engineering & Operations
Deliver planned preventative and reactive maintenance across electrical and associated building systems in line with SLAs.
Act as the site HV Authorised Person, undertaking safe switching operations, isolations, and control of high-risk activities.
Prepare, review, and execute switching schedules, SOPs, and EOPs in accordance with approved Safe Systems of Work.
Respond promptly to BMS alarms and unplanned events, diagnosing faults and restoring services with minimal disruption.
Support operational resilience by maintaining system uptime and protecting critical infrastructure integrity.Safety, Compliance & Control
Manage and administer the Permit to Work (PTW) system, ensuring all documentation and control measures are correctly implemented.
Prepare, review, and implement Risk Assessments and Method Statements (RAMS).
Maintain evaporative cooling and domestic water systems in compliance with L8 regulations.
Supervise subcontractors and specialist vendors, ensuring safe delivery of works in line with statutory and site requirements.
Maintain strict adherence to health, safety, and environmental legislation.Operational Support & Reporting
Support incident management during faults, outages, and emergency scenarios.
Ensure availability and tracking of critical spares and essential materials.
Accurately complete maintenance records and technical reports using REALM or equivalent CAFM systems.
Build strong working relationships with internal teams and client representatives.
Maintain a safe, professional working environment with a strong customer focus.Development & Continuous Improvement
Enhance technical capability through structured training and professional development.
Demonstrate ownership and accountability in maintaining high operational standards.
Contribute to continuous improvement initiatives to strengthen safety, compliance, and reliability.Essential Requirements
Current HV Authorisation (Authorised Person status).
Up-to-date Wiring Regulations certification.
NVQ Level 3 (or equivalent) in a relevant engineering discipline.
Emergency First Aid at Work certification.
Proven experience managing faults or incidents within mission-critical or high-availability environments.
Strong knowledge of health & safety legislation relating to maintenance operations.
Excellent communication skills with a professional and confident approach.
High attention to detail with strong numeracy and literacy skills.
Self-motivated, dependable, and committed to safe systems of work.
Ability to work independently and collaboratively under pressure.
Physically capable of accessing plant areas, including use of vertical access equipment.
Flexible and adaptable to continental shift patterns.Desirable
Manual Handling certification.
PASMA and IPAF qualifications.
Knowledge of integrated systems including Fire, PMS, and BMS platforms.
Strong sense of accountability and operational ownership within critical environments.Why Join Us? This role goes beyond routine maintenance — you will help safeguard the infrastructure that keeps global businesses running.

You will work with advanced electrical systems, benefit from clearly defined development pathways, and be part of a professional, safety-driven team where quality, reliability, and technical excellence are the standard.
If you are an experienced HV Authorised Person looking to operate at the highest level within a mission-critical environment, we welcome your application