Commissioning Engineer

Lumen Search; Dublin; On-site; EUR 40,000 - 65,000; Full time

Job summary

Lumen Search is seeking a Commissioning Engineer to join the Dublin team, delivering commissioning for building services across data centres, pharmaceutical, commercial and residential sectors.

You will work closely with project teams, design consultants, and contractors to ensure systems are tested, verified and handed over per design and safety requirements, with clear reporting on performance and optimisation opportunities.

Qualifications

• Degree in Mechanical, Electrical, or Building Services Engineering.
• 1–2 years’ commissioning experience in relevant sectors.
• Strong knowledge of mechanical or electrical building services.
• Full driving licence and access to a vehicle.

Responsibilities

• Provide commissioning guidance and technical input.
• Oversee commissioning of MEP systems (ventilation, controls, lighting, water).
• Prepare commissioning documentation (test plans, procedures, reporting tools).
• Coordinate between contractors, design consultants, and owners.
• Review test results to confirm design and operational performance.
• Ensure critical systems operate under automated control.
• Conduct on-site witnessing and inspections for standards.
• Deliver reports at project completion with performance recommendations.

Skills

Commissioning experience

MEP systems knowledge

Communication skills

Organisational skills

Problem solving

Education

Degree in Mechanical/Electrical/Building Services Engineering

Job description

Our client is a leading M&E Consultancy delivering projects across Data Centres, Pharmaceutical, Commercial, and Residential sectors. They are now seeking a Commissioning Engineer to join their Dublin team, supporting the successful delivery and handover of building services systems.

The Role:

The Commissioning Engineer will be responsible for providing commissioning expertise and ensuring building services systems are tested, verified, and handed over in line with design, safety, and operational requirements. The role will involve close collaboration with the project team, design consultants, contractors, and building owners.

Key responsibilities include:

• Supporting the project team with commissioning guidance and technical input.
• Overseeing the commissioning of mechanical, electrical, and building services systems, such as ventilation, controls, lighting, and water services.
• Preparing commissioning documentation, including test plans, procedures, and reporting tools.
• Acting as a point of coordination between contractors, design consultants, and building owners throughout the commissioning phase.
• Reviewing and validating test results to ensure systems are performing to design and operational requirements.
• Ensuring all critical systems - including environmental controls, fire safety, electrical distribution, and vertical transport - operate correctly under automated control.
• Carrying out on-site witnessing and inspections to confirm compliance with commissioning standards.
• Delivering clear reports at project completion, outlining system performance and recommendations for optimisation.

Requirements:

• Degree in Mechanical, Electrical, or Building Services Engineering.
• 1-2 years’ experience commissioning building services in commercial, residential, pharmaceutical, or data centre projects.
• Strong technical understanding of Mechanical or Electrical building services systems.
• Full driving licence and access to a vehicle.
• Excellent organisational, problem-solving, and communication skills.