Senior Authorised Person - Mechanical

Global Commissioning; Dublin; On-site; EUR 90,000 - 120,000; Full time

Job summary

Global Commissioning is seeking a Senior Authorised Person (SAP) – Mechanical to join our team delivering high-risk commissioning across mission-critical facilities. You will lead Mechanical SAP activities and ensure safe isolation, testing, commissioning and reinstatement in compliance.

Collaboration with client stakeholders, contractors and commissioning teams is essential, as is delivering RAMS, permits, and FPT support while promoting a strong safety culture.

Qualifications

• Experience as Mechanical SAP or SAP lead in commissioning or maintenance.
• Strong knowledge of mechanical isolations and hazardous energy control.
• Experience working in data centres or critical facilities.

Responsibilities

• Manage and enforce Mechanical Safe Systems of Work (SSoW).
• Control mechanical isolations, LOTO, drain-downs, pressure relief and reinstatement.
• Issue and manage Permits to Work and safety documentation.
• Review and approve RAMS for mechanical works.
• Support commissioning, testing, and handover activities.
• Coordinate contractors, vendors, commissioning teams and client stakeholders.
• Lead high-risk mechanical operations while promoting safety culture.

Skills

Mechanical SAP

Leadership

Stakeholder management

HVAC knowledge

Education

Degree in Mechanical Engineering

CSCS / Safe Pass

SMSTS or SSSTS

Job description

Senior Authorised Person (SAP) – Mechanical

Dublin, Ireland

Mission Critical Infrastructure | Data Centres & Power Generation

Global Commissioning is seeking an experienced Senior Authorised Person (SAP) – Mechanical to join our growing team supporting complex, high-risk commissioning and operational projects across mission-critical facilities.

As the Mechanical SAP, you will be responsible for the safe control of hazardous energy and the implementation of Mechanical Safe Systems of Work (SSoW) across critical infrastructure environments. You will play a key role in ensuring mechanical systems are isolated, tested, commissioned, and reinstated safely and compliantly.

Key Responsibilities

• Manage and enforce Mechanical Safe Systems of Work (SSoW)


• Control mechanical isolations, LOTO, drain-downs, pressure relief and reinstatement activities


• Issue and manage Permits to Work and associated safety documentation


• Review and approve RAMS for mechanical works


• Support commissioning, testing, and handover activities across critical systems


• Coordinate contractors, vendors, commissioning teams and client stakeholders


• Lead high-risk mechanical operations while promoting a strong safety culture

What We're Looking For

• Experience in Mechanical AP/SAP, commissioning, or maintenance leadership roles


• Strong experience with mechanical isolations, LOTO, and hazardous energy control


• Knowledge of HVAC, chilled water, fuel systems, compressed air, fire suppression, and power generation plant


• Experience working in data centres, power generation, pharmaceutical, or other critical environments


• CSCS / Safe Pass and SMSTS or SSSTS certification


• Excellent stakeholder management and leadership skills


• HNC, HND, or Degree in Mechanical Engineering or Building Services


• Formal Mechanical AP/SAP training


• Experience supporting commissioning and Functional Performance Testing (FPT)

If you're an experienced Mechanical SAP looking to work on major mission-critical projects with a growing international commissioning business, we'd love to hear from you.

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