Company Profile Our client is a leading global provider of integrated facilities and corporate real estate management, currently seeking a skilled HVAC Mechanical Data Centre Technician to join their high-performing team based in London Docklands.

Purpose of the Role As an HVAC Mechanical Technician, you will support the delivery of both planned and reactive maintenance activities within a mission-critical data centre environment. Working closely with the Engineering Supervisor and day team, you will ensure that all tasks are carried out in line with health & safety legislation, site policies, and operational procedures. You will play a key role in maintaining plant and HVAC systems to the highest standards, contributing to the facility's reliability, safety, and compliance.

Key Responsibilities
Perform routine maintenance on building plant, systems, and equipment in line with SLAs and client expectations.
Respond promptly to BMS alarms and undertake emergency repairs where necessary.
Operate within the Permit to Work system, ensuring controls are properly implemented.
Prepare and follow switching schedules, Standard Operating Procedures (SOPs), and Emergency Operating Procedures (EOPs).
Ensure availability of suitable critical spares to maintain uptime across essential systems.
Prepare Method Statements and Risk Assessments for all in-house activities to ensure safe working.
Supervise subcontractors and ensure adherence to all contractual and safety requirements.
Maintain positive relationships with site staff and client representatives, promoting excellent customer service.
Ensure all work is compliant with site policies, health & safety standards, and statutory obligations.
Support incident response and fault resolution for any unplanned events on-site.
Contribute to a strong team culture through training, collaboration, and continuous improvement.
Ensure work packs and documentation are accurate, including reviewing subcontractor RAMS.
Maintain a professional appearance and conduct, representing the company to clients and visitors.Required Experience & Skillset
NVQ Level 3 (or equivalent) in an HVAC discipline.
Current Wiring Regulations certification.
Emergency First Aid at Work qualification.
Demonstrable experience in a similar technical role within a critical environment (preferably data centres).
Strong understanding of health & safety obligations related to engineering maintenance.
HV experience and manual handling training (advantageous).
Knowledge of interlinked systems, including Fire, PMS, and BMS.
Hands-on experience with:

Critical mechanical plant: chilled water systems, pumps, motors, ACUs, adiabatic coolers
HVAC systems: CRAC units, split systems, air- and water-cooled chillers, dry air coolers
Real-time incident and fault management experience in business-critical environments.
PASMA & IPAF certifications preferred.
Ability to ascend/descend vertical access equipment safely.
High level of personal integrity, with a proactive and accountable attitude.
Strong organisational and communication skills; able to work independently and as part of a team.
Flexible regarding working hours, including the ability to support occasional shift or on-call requirements