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.

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 Equipment Manufacturer (OEM) vendor specialists and mechanical sub-contractors during site acceptance testing, equipment runs, and system sign-offs.
- Safety & Permit-to-Work (PTW):
Enforce strict site health and safety standards; raise and manage hot work, confined space entry, and mechanical isolation permit

📌 Mechanical Supervisor (Huelva)
🏢 Silverback
📍 Huelva