Mechanical Engineer

Day Mechanical Engineer - Mission-Critical Environment | Slough – 50k

The Opportunity

An established and highly respected critical engineering provider is seeking a Day Mechanical Engineer to join a well-resourced and technically strong team in Slough.

This is a stable, long-term role within a mission-critical environment, offering excellent exposure to complex mechanical plant, a supportive team culture, and clear progression opportunities within a growing organisation.

The Role

Working days only, you will be responsible for the operation, maintenance, and reliability of critical mechanical systems supporting a high-availability site. The role requires a proactive, safety-focused engineer who is comfortable working in live environments where uptime is paramount.

This position is ideal for a mechanically biased engineer looking to build or strengthen a career within critical engineering.

What You’ll Be Doing

* Carry out PPM and reactive maintenance on critical mechanical systems

* Maintain and support plant including chillers, AHUs, CRAC units, FCUs, pumps, pressurisation units, and associated HVAC systems

* Respond effectively to faults, alarms, and mechanical failures to minimise risk and downtime

* Ensure all works are completed under permit-to-work and in line with safe systems of work

* Complete detailed maintenance records, reports, and site documentation

* Work closely with electrical engineers and site management to support 24/7 site resilience

* Contribute to continuous improvement and plant reliability

What You’ll Need

* Mechanical qualification (NVQ Level 3 / City & Guilds or equivalent)

* Proven experience within building services or facilities management

* Experience in critical or high-availability environments desirable

* Strong fault-finding skills across HVAC and mechanical plant

* A calm, methodical approach suited to mission-critical operations

Desirable Extras

* Data centre or critical site exposure

* Experience with chilled water systems and large-scale HVAC plant

* Understanding of critical maintenance procedures and compliance

Why Apply?

* Day shift role with no nights

* Salary of £50,000

* Work within a technically challenging, mission-critical environment

* Join a stable, well-established site and engineering team

* Ongoing training and clear internal progression opportunities