Senior Mechanical Engineer

Senior Mechanical Engineer – Permanent – Watford, UK -  Data Centres - £40,000.00 - £50,000.00 p/a

We are currently supporting a specialist engineering and project delivery company supporting mission-critical construction and infrastructure projects across complex technical environments. The organisation provides installation, coordination and engineering expertise to help deliver high-quality projects safely, efficiently and on schedule.

We are looking for Senior Mechanical Engineer to join our client’s team and support their current project in Watford.

What you’ll do:

• Design, analyse, and develop Rear Door Heat Exchanger (RDHx) systems, including chilled water distribution, piping layouts, control strategies, and rack integration; produce detailed engineering drawings and documentation from concept through to deployment
• Lead thermal modelling and performance analysis for high-density racks; validate RDHx capacity against IT loads and environmental conditions
• Research emerging liquid cooling technologies (e.g., direct-to-chip, immersion, hybrid systems) and recommend improvements or enhancements to RDHx solutions
• Develop and present multiple cooling design strategies (rack-level and row-level); collaborate with stakeholders to define optimal deployment approaches

What you’ll need:

• Extensive mechanical engineering design experience, with a strong focus on data centre cooling or HVAC systems
• Proven experience designing or implementing liquid cooling solutions, preferably RDHx or other rack-level cooling technologies is preferred
• Strong experience with chilled water systems, heat exchangers, and fluid distribution systems
• Experience with 3D CAD and drafting tools (e.g., SolidWorks or equivalent) Familiarity with Building Management Systems (BMS) and Data Centre

Be part of a project driving innovation in data centre operations. Apply today!

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