Mechanical Commissioning Technician

LotusWorks; Leixlip; On-site; EUR 42,000 - 52,000; Full time

Benefits offered by this job

VHI Healthcare Cover

Life Assurance

Pension Contribution

Training And Educational Assistance

Annual GP Check-Up

Extra Annual Leave

Healthcare Screening

Recognition Rewards

Job summary

LotusWorks is seeking a Mechanical Commissioning Technician for a state‑of‑the‑art semiconductor facility in Leixlip, Co. Kildare. You will de‑commission and commission mechanical systems, support tool start‑ups, and work closely with operations, engineering and safety teams to achieve safe, timely handovers.

Ideal candidates have 2+ years in commissioning environments, a strong HVAC background, and the ability to troubleshoot live systems while maintaining highest safety standards.

Qualifications

• 2+ years in mechanical maintenance, startup, or commissioning environments.
• Strong knowledge of HVAC and refrigeration systems.
• Able to troubleshoot and work safely on live systems.

Responsibilities

• Commissioning and de-commissioning of live mechanical systems (AHUs, chillers, boilers, pumps).
• Support tool start-up activities, inspections, and testing for handover.
• Coordinate with multi-disciplinary teams to meet milestones and safety standards.
• Maintain documentation and ensure QA/QC during commissioning work.

Skills

2+ years commissioning

HVAC & refrigeration

Troubleshooting

Independent & team player

MS 365 documentation

Communication skills

Education

Time-served mechanical trades or Degree in Mechanical Engineering

Job description

LotusWorks is an Engineering Services provider specializing in managing Commissioning, Construction Services, Calibration, Operations & Maintenance scopes of work within global manufacturing facilities. LotusWorks operates globally across EMEA and North America partnering with the world's leading manufacturers across the Semiconductor, Pharmaceutical & Biologics, Medical Device and Data Center sectors. Our team of Engineering and Technical professionals is immersed in cutting-edge technologies and innovations. LotusWorks is committed to a diverse and inclusive workplace, integral to our people-first approach.

As a Mechanical Commissioning Technician working with the LotusWorks team, you will be based on a client site within the Semiconductor sector at a state-of-the-art facility in Leixlip, Co. Kildare.

You will be responsible for both decommissioning and commissioning of facilities equipment across utility and process systems, supporting the safe start-up, testing, and handover of mechanical systems in a live, high-tech manufacturing environment. You will be responsible for the mechanical connection and installation of process tools, supporting tool start‑up activities during a semiconductor facility ramp‑up. The role operates in a fast‑paced, schedule‑driven environment and requires close coordination with multiple trades and project teams.

Responsibilities

• This position is responsible for the commissioning and de-commissioning of a range of Mechanical associated Live Systems, including but not limited to those listed below:
  • Air Handling Units (AHUs)
  • Chillers and Boilers
  • Compressed Air Systems
  • Scrubbed Exhaust and General Exhaust Systems
  • Water Treatment Systems
  • Industrial Waste Systems (IWS)
  • Process equipment and associated mechanical services
  • Tool hook‑up and turn‑on readiness activities
  • Associated piping, fittings, and mechanical interfaces
• Work as a Mechanical Technician as part of a wider multi-disciplinary team supporting commissioning and de-commissioning activities.
• Demonstrate ownership and initiative in a high‑paced, schedule‑driven environment.
• Deliver assigned tasks in line with project milestones and safety requirements.
• Carry out all duties in a manner that poses no risk to personnel safety or facility operations.
• Work with trades to ensure equipment is installed in a safe, compliant, and approved manner.
• Follow detailed installation and tool turn‑on documentation.
• Monitor contractor installation workmanship to ensure compliance with specifications.
• Track mechanical installation activities against the project schedule.
• Support tool start‑up activities, including inspections, pressure testing, and verification prior to handover.
• Witness tests and inspections carried out on mechanical systems and connections.
• Generate Before Action Reviews (BARs) and execute documentation to support decommissioning activities on live systems in line with site procedures.
• Generate and execute commissioning documentation including OATs and FATs (Operational and Functional Acceptance Tests).
• Work with Operations and Engineering teams to develop testing protocols and system start‑up procedures.
• Commission mechanical equipment including pumps, fans, motors, compressors, boilers, chillers, and air handlers.
• Troubleshoot and resolve system and equipment issues safely and efficiently.
• Work to tight timelines while maintaining strict safety and quality standards
• Carry out QA/QC walk‑downs of mechanical systems and equipment.
• Ensure documentation complies with client quality and commissioning requirements.
• Generate, execute, and maintain commissioning documentation in a controlled and organised manner.
• Record test results and system performance data.
• Support the closure of identified field issues and verify that all corrective actions have been effectively implemented
• Interact and respond to Project and Commissioning Leads direction.
• Attend daily meetings and provide accurate status updates on assigned systems and activities.
• Co‑ordinate with commissioning, operations, engineering, and safety teams to support system readiness.
• Communicate clearly and professionally with peers, supervisors, and client stakeholders.
• Execute all works in strict accordance with site safety protocols, procedures, permits, and approved documentation.
• The role involves the commissioning and de-commissioning of multiple Live Systems, executed with unwavering adherence to COHE (Control of Hazardous Energy) procedures to ensure the highest standards of safety and operational control.
• Maintain exceptional attention to safety standards, particularly when working on live monitoring and FMS systems.
• Identify, report, and mitigate risks associated with Mechanical commissioning & de-commissioning activities.
• Any other duties or responsibilities that may be assigned to you in your role.

Skills Required

• Ideally a minimum of 2 years’ industry experience with a mechanical maintenance and /or start up mechanical process, Installation or commissioning environments.
• Strong working knowledge of industrial HVAC and refrigeration systems, including fans, pumps, and associated equipment.
• Excellent troubleshooting and problem-solving skills.
• Ability to work independently and as part of a team in a dynamic, fast-paced environment.
• Proficient in Microsoft 365 suite applications, with the ability to produce accurate documentation and support operational tasks.
• Strong communication, documentation, and interpersonal skills.
• Flexibility and accountability in approach to work.

Education / Licenses / Certifications

• Time‑served mechanical trades qualification or a Degree in Mechanical Engineering with relevant experience.
• Proof of education, licenses, and certifications will be required where applicable

Benefits

• VHI Healthcare Cover
• Life Assurance
• Pension Contribution
• Training And Educational Assistance
• Annual GP Check‑Up
• Extra Annual Leave
• Healthcare Screening
• Recognition Rewards

LotusWorks is an equal opportunity employer and prohibits discrimination and harassment of any kind. We are committed to creating a diverse and inclusive workplace where all employees feel valued, respected, and empowered.