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Location
In office (Leixlip)

Confirmed on the employer's own hiring board on Nov 9, 2026. First seen by Alion on Sep 30, 2026.

Overview
Company
Impact
Profile match
At Mercury we build and manage complex engineering projects across a range of key sectors, including Hyper-scale Data Centres.

Mercury is the European leader in construction solutions.

We build and manage complex engineering & construction projects for the world’s leading corporations. Our solutions help deliver technologies and life changing advancements that connect people, communities, and businesses, giving them the power to achieve incredible things. Our people have the courage to be innovative. Their determination and sharp focus enable us to deliver with certainty, time and time again.

We deliver our clients’ visions through leading edge construction solutions across multiple sectors, including Enterprise Data Centres, Advanced Technology & Life Sciences, Hyperscale Data Centres, Fire Protection.

At Mercury, it is our duty to encourage and back our people to realise their vision of themselves. We place them at the heart of what we do, providing challenging opportunities to develop within a great team in a supportive environment that allows them to reach their full potential.

Key Responsibilities of the Role:

  • Pipe bending, pipe joining, pipe fitting, inspection and testing, fault diagnosis. Identification of materials, rothernberger brazing, installing and maintaining; fuel storage and distribution systems, fire control systems, natural and LPG systems, cold water storage tanks, heating systems, sanitation systems, cold and mains water services, watermains, hot water cylinders and calorifiers, hot water services flues and verification, compressed air systems, steam pipework
  • Pre-commissiong of plumbing and mechanical services, pre-commissioning of air handling units
  • Knowledge of industrial and process gases and liquids, medical gases, electrical controls for central heating and air conditioning systems, hot and cold-water services, plumbing systems, solid fuel and oil fired boiler/ burner units pumps, air conditioning systems, roof work
  • Reading drawings and specifications, planning, basic electricity, bracket fabrication, oxy-acetylene welding and cutting, bronze welding, soldering, manual metal arc welding, tungsten inert gas welding, setting out, measuring, transferring levels, use and care of tools, safety, scaffolding, rigging

Essential Criteria for the Role:

  • National Craft Certificate
  • Safe Pass
  • Manual Handling

Desirable Criteria:

  • Excellent communication skills
  • Ability to work well under pressure and within a strict deadline environment
  • Ability to drive a large scale project
  • A construction background

Mercury is an equal opportunities employer .

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