Mechanical Fitter

Mercury GmbH; Leixlip; On-site; EUR 48,000 - 64,000; Full time

Job summary

Mercury is seeking a skilled technician for pipe fitting, testing and commissioning of plumbing and mechanical services across diverse sectors. The role involves pre-commissioning of HVAC systems, boiler and water services, and ensuring safe, high‑quality installations.

Strong reading of drawings and welding skills are essential.

Qualifications

• National Craft Certificate or equivalent required.
• Safe Pass required.
• Ability to work under pressure and meet deadlines.
• Experience in plumbing and mechanical services preferred.
• Driver's license and ability to manage large-scale projects.

Responsibilities

• Pipe bending, joining, fitting, inspection and testing; material identification, brazing, fuel and water systems, fire and heating services.
• Pre-commissioning of plumbing and mechanical services and air handling units.
• Knowledge of industrial gases and liquids, medical gases, electrical controls for HVAC; boiler/pumps; welding and brazing.
• Reading drawings, planning, basic electricity, welding and metalworking; safety and scaffolding.

Skills

Ability to work under pressure

Project drive

Education

National Craft Certificate

Safe Pass

Tools

Oxy-acetylene welding

TIG welding

Bronze welding

Job description

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
• 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.