SilverBack is the go-to specialised technical recruiter of mobile, scarce talent for international
new-industry construction projects. We don't just fill vacancies, we build careers. We believe our
candidates are just as important as our clients, and when you partner with us, you get a
dedicated team that champions your professional growth.
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Currently, we are recruiting for a Commissioning Mechanical Supervisor (m/w/d) for a major
industrial project in Huelva, Spain.
This role is critical to ensuring the safe, efficient, and quality-driven pre-commissioning and
commissioning of all static and rotating mechanical equipment on site. As Commissioning
Mechanical Supervisor, you will lead field execution, oversee equipment run-ins and alignments,
manage system walkdowns, and work closely with Construction, QA/QC, Vendor
Representatives, and Completions teams to transition mechanical subsystems smoothly into
operation.




Key Responsibilities
- Mechanical Commissioning & Execution: Supervise day-to-day mechanical pre-commissioning and commissioning activities, including uncoupled motor runs, equipment alignment, shaft rotation checks, lubrication, and vibration monitoring.
- Static & Rotating Equipment: Oversee the preparation and trial operation of rotating equipment (pumps, fans, blowers, compressors) and static equipment (vessels, heat exchangers, filters) to verify operational readiness.
- System Walkdowns & Punch Listing: Lead multidisciplinary mechanical walkdowns identify, log, and manage punch list items to drive systems toward Mechanical Completion (MC) and Ready for Commissioning (RFC).
- Vendor & Sub-contractor Interface: Coordinate closely with Original Equipmen Manufacturer (OEM) vendor specialists and mechanical sub-contractors.
- Safety & Permit-to-Work (PTW): Enforce strict site health and safety standards; raise

📌 Commissioning Mechanical Supervisor (Sevilla)
🏢 Silverback
📍 Sevilla