Commissioning Supervisor - Mechanical

Mansource B.V.; Antwerpen; Hybride; EUR 83 000 - 124 000; Plein temps

Avantages offerts par ce poste

Housing provided

Transport provided

Résumé du poste

Mansource B.V. is seeking a Commissioning Supervisor - Mechanical to oversee the mechanical systems from Mechanical Completion through pre-commissioning, commissioning, start-up and final handover to Operations at Antwerp.

The role requires hands-on leadership, coordination with Construction, Operations, and Engineering teams, and strict adherence to HSE, PTW, LOTO and SIMOPS policies during large-scale plant start-ups and greenfield projects.

Qualifications

• Extensive hands-on experience in Mechanical Commissioning & Start-Up within petrochemical facilities.
• Proven ability to take systems from Mechanical Completion through handover to Operations.
• Strong practical knowledge of mechanical systems, rotating and static equipment, piping, valves.

Responsabilités

• Supervise mechanical systems and equipment from Mechanical Completion through commissioning and handover.
• Coordinate system walkdowns, equipment checks, punch-list follow-up, and readiness verification.
• Review commissioning dossiers, boundaries, and test packs; ensure accurate documentation.
• Coordinate pre-commissioning activities including flushing, cleaning, pressure testing, and reinstatement.
• Support commissioning and start-up of mechanical equipment, utilities, and process systems.
• Collaborate with Construction, Operations, Engineering, Process, E&I, and commissioning teams.
• Supervise contractors and field personnel; ensure safety via HSE, PTW, LOTO and SIMOPS.

Connaissances

Mechanical commissioning

Start-Up

HSE & Permit-to-Work

Contractor coordination

Field leadership

Description du poste

Profile Commissioning Supervisor - Mechanical

Do you have hands-on experience taking mechanical systems from Mechanical Completion through commissioning, start-up, and handover to Operations? Are you ready to support a major greenfield petrochemical project in Antwerp?

We are looking for a Commissioning Supervisor - Mechanical to supervise mechanical systems and equipment during pre-commissioning, commissioning, start-up, and final handover to Operations.

Tasks & responsibilities:

• Supervise mechanical systems and equipment from Mechanical Completion through pre-commissioning, commissioning, start-up, and handover.
• Coordinate and perform system walkdowns, equipment checks, punch-list follow-up, and readiness verification.
• Review mechanical completion documentation, system boundaries, test packs, and commissioning dossiers.
• Coordinate mechanical pre-commissioning activities, including flushing, cleaning, pressure testing, leak testing, reinstatement, and system preparation.
• Support the commissioning and start-up of mechanical equipment, utilities, and process systems.
• Work closely with Construction, Operations, Engineering, Process, E&I, and commissioning teams.
• Coordinate with Construction and Engineering on outstanding mechanical issues, punch items, and technical queries.
• Supervise contractors and field personnel during commissioning and start-up activities.
• Ensure safe execution in line with HSE, Permit-to-Work, LOTO, and SIMOPS requirements.
• Maintain accurate commissioning records, punch lists, system status updates, and handover documentation.
• Support progressive system handover from Construction/Commissioning to Operations.
• Where required, take responsibility for mechanical commissioning activities across multiple plant areas or the complete facility.

Requirements Commissioning Supervisor - Mechanical

• Extensive hands-on experience in Mechanical Commissioning & Start-Up within petrochemical, ethylene/olefins, refinery, Oil & Gas, or comparable process facilities.
• Proven experience taking mechanical systems and equipment from Mechanical Completion through commissioning and actual plant start-up to Operations handover.
• Strong practical knowledge of mechanical systems, rotating equipment, static equipment, piping systems, valves, and associated plant equipment.
• Strong understanding of mechanical completion, system boundaries, walkdowns, punch listing, test packs, and commissioning procedures.
• Experience supporting or supervising actual plant start-ups, preferably on large-scale greenfield projects.
• Ability to coordinate effectively with Construction, Operations, Engineering, Process, E&I, and other commissioning disciplines.
• Strong field leadership and contractor coordination skills.
• Good knowledge of HSE, Permit-to-Work, LOTO, and SIMOPS requirements.
• Experience with major petrochemical projects, steam crackers, or ethylene/olefins plants is a strong advantage.
• Good command of English
• EU work eligibility and availability to mobilise to Antwerp by 1 November 2026.

Project Details

• Location: Antwerp
• Industry: Petrochemical / Ethylene / Olefins
• Project phase: Commissioning & Start-Up
• Start date: 1 November 2026
• Duration: Approximately 12 months
• Contract: Freelance or payroll
• Housing and transport: Provided