24/7 Data Centre Mechanical Specialist (Dublin)

PACC Offshore Services Holdings Limited; Dublin; On-site; EUR 60,000 - 90,000; Full time

Job summary

PACC Offshore Services Holdings Limited in Dublin seeks a Technical Specialist (Mechanical) to provide hands-on support in a live data centre environment. You will lead maintenance, coordinate subcontractors, and train site staff to ensure continuous uptime and safety across critical facilities.

The role requires a strong mechanical background in HVAC, AHU and chilled water systems, with experience in mission-critical environments and strong communication under pressure.

Qualifications

• Trade qualification or degree in Mechanical or Electrical Engineering.
• Strong mechanical background in HVAC, AHU, chilled water systems.
• F-Gas registration desirable.
• Experience in live data centres or mission-critical facilities preferred.
• Proficient in Microsoft Office tools.

Responsibilities

• Maintain continuous uptime of critical systems through hands-on technical support.
• Lead scheduled and reactive maintenance activities; ensure compliance via the DFM platform.
• Coordinate maintenance and activities within the Data Centre, prioritising tasks.
• Review RAMS, manage work permits and safety documentation.
• Oversee day-to-day operations and live activities across the facility.
• Supervise contractors ensuring adherence to site procedures and safety standards.
• Deliver technical training to site staff and run readiness drills.
• Assist in creation/review of SOPs, EOPs, MOPs; participate in drills.
• Maintain records of shift activity, work orders, and system performance.
• Promote health and safety compliance and PPE usage.
• Support emergency response and commissioning works as required.

Skills

Mechanical Eng

HVAC

AHU

Chilled water

BMS/SCADA

Safety compliance

Education

Degree in Mechanical or Electrical Engineering

Tools

Excel

Word

PowerPoint

Job description

PACC Offshore Services Holdings Limited in Dublin seeks a Technical Specialist (Mechanical) to provide hands-on support in a live data centre environment. You will lead maintenance, coordinate subcontractors, and train site staff to ensure continuous uptime and safety across critical facilities.

The role requires a strong mechanical background in HVAC, AHU and chilled water systems, with experience in mission-critical environments and strong communication under pressure.