Global Commissioning
Manufacturing
SeniorAuthorisedPerson-Mechanical
Neural analysis suggests this role is
optimal for Senior candidates.
“Senior Authorised Person - Mechanical at Global Commissioning. Skills: Mechanical systems control, Hazardous energy control, Commissioning. Act as Senior Authorised Person. Manage mechanical systems”
Industry & Context.
Decision making under pressure; Fault conditions
What They're Looking For.
Must Have
Mechanical trade apprenticeship, Recognised mechanical qualification, CSCS / Safe Pass, SMSTS or SSSTS, 5+ years mechanical commissioning, 5+ years maintenance supervision, 5+ years Mechanical Authorised Person, 5+ years Senior Authorised Person, Manage multiple contractors, Coordinate complex mechanical systems
Nice to Have
HNC in Mechanical Engineering, HND in Mechanical Engineering, BEng (Hons) in Mechanical Engineering, HNC in Building Services Engineering, HND in Building Services Engineering, BEng (Hons) in Building Services Engineering, Certified Mechanical AP/SAP training, Experience in data centres, Experience in power generation, Experience in pharmaceutical, Experience in offshore, Experience in critical infrastructure, Mechanical AP experience, Mechanical Maintenance Supervisor experience, Plant Shift Leader experience, Lead Commissioning Engineer experience
What You'll Do.
Act as Senior Authorised Person
Manage mechanical systems
Enforce Safe Systems of Work
Implement mechanical isolations
Control mechanical isolations
Implement lock-out/tag-out
Control lock-out/tag-out
Implement drain-downs
Implement pressure relief
Control pressure relief
Implement safe reinstatement
Control safe reinstatement
Issue mechanical Permits to Work
Manage mechanical Permits to Work
Suspend mechanical Permits to Work
Cancel mechanical Permits to Work
Review Risk Assessments
Approve Risk Assessments
Review Method Statements
Approve Method Statements
Oversee pre-functional testing
Oversee pressure testing
Oversee chemical cleaning
Oversee commissioning readiness
Attend commissioning meetings
Contribute to commissioning meetings
Attend coordination meetings
Contribute to coordination meetings
Attend safety meetings
Contribute to safety meetings
Coordinate mechanical commissioning
Support Functional Performance Testing
Carry out final inspections
Carry out white glove reviews
Ensure compliance with safety procedures
Ensure compliance with mechanical standards
Ensure compliance with legislation
Maintain communication with contractors
Maintain communication with vendors
Maintain communication with client stakeholders
Support incident response
Support emergency situations
Support high-risk operations
Provide leadership to mechanical teams
Provide supervision to mechanical teams
Provide leadership to contractors
Provide supervision to contractors
Provide leadership to subcontractors
Provide supervision to subcontractors
Manage high-risk mechanical activities
Promote safety culture
Promote hazard identification
How You'll Work.
Team & Collaboration
Mechanical and electrical APs; Client and vendor commissioning managers; Health & safety teams; Electrical teams; Controls teams; Contractors; Vendors; Client stakeholders
Communication Scope
Stakeholder communication
Process & Methodology
Commissioning management
Full Job Description
## Description Role Overview The Senior Authorised Person – Mechanical (SAP) is responsible for the safe control of hazardous energy (COHE) for mechanical and electro‑mechanical systems on site. The role focuses on the implementation, management, and governance of mechanical Safe Systems of Work (SSoW) across complex, high‑risk environments such as data centres and multi‑fuel power generation facilities. The SAP will coordinate closely with mechanical and electrical Authorised Persons, vendors, client and vendor commissioning managers, and health & safety teams to ensure all mechanical activities are planned, executed, and reinstated safely and compliantly. Systems under the SAP’s control may include, but are not limited to: - Multi‑fuel generating plant - Diesel fire pumps and sprinkler systems - Fuel oil, lubricating oil, oily water, and urea systems - Treated water and compressed air systems - Cooling systems (HVAC, chilled water) - Exhaust and air inlet/outlet systems - Fire suppression systems - Natural gas systems Key Responsibilities · Act as the Senior Authorised Person for mechanical systems, managing and enforcing Global Commissioning’s Safe Systems of Work. · Implement and control mechanical isolations, lock‑out/tag‑out (LOTO), drain‑downs, pressure relief, testing, and safe reinstatement. · Issue, manage, suspend, and cancel mechanical Permits to Work and associated safety documentation. · Review and approve Risk Assessments and Method Statements (RAMS) for mechanical works. · Oversee pre‑functional testing, pressure testing, flushing, chemical cleaning, and commissioning readiness activities. · Attend and contribute to commissioning, coordination, and safety meetings. · Coordinate mechanical commissioning activities with electrical and controls teams. · Attend and support Functional Performance Testing (FPT) of critical systems. · Carry out final inspections and “white glove” reviews prior to system handover.
Applying for this Senior Authorised Person - Mechanical role?
Most applicants get filtered before a human reads their resume. See if yours makes the cut.
How to Apply on Lever
- Lever uses a streamlined one-page form — apply in under 5 minutes.
- LinkedIn import works well; review parsed data before submitting.
- The cover letter field is optional but visible to reviewers — use it to differentiate.
- Referral codes from employees can significantly boost visibility of your application.
ANONYMOUS · UNFILTERED
What do employees actually say about Global Commissioning?
Real rants from real employees. Read before you apply.