Commissioning Engineers & Commissioning Managers (Spain) About the project The project is entering its commissioning phase and we need experienced people on site now to take systems from construction completion through to handover. You will work alongside the client, main contractor and specialist subcontractors to deliver a safe, fully tested and documented facility on programme Commissioning Engineers deliver hands-on testing of their assigned systems. We are hiring across electrical, mechanical and controls disciplines.
• Review design documents, drawings and vendor information for assigned systems.
• Prepare and review test procedures, method statements and checklists.
• Witness and carry out installation checks, pre-commissioning and cold / hot commissioning.
• Perform functional performance tests and support integrated systems testing (IST).
• Typical systems: HV/LV switchgear, transformers, UPS, generators, protection relays, HVAC, chillers, pumps, BMS/SCADA/PLC controls [tailor to project].




• Coordinate vendors and subcontractors during testing and resolve technical issues.
• Record results accurately and raise, track and close punch items.
• Work safely under permit-to-work and LOTO procedures at all times.
• Compile test packs and handover documentation for your systems. Requirements
• 3–5+ years of hands-on commissioning experience in your discipline.
• Experience on large-scale projects through to handover.
• Solid knowledge of pre-commissioning, functional testing and IST, and of LOTO and permit-to-work systems.
• Confident using test equipment for your discipline (e.g. insulation resistance testers, relay test sets, power quality analysers, flow and pressure instruments).
• Experience with commissioning software (e.g. Procore, Autodesk Construction Cloud, Facility Grid or similar).
• Good written English for test records and reports.
• Right to work in the EU / Spain.
• Available immediately or within 1–2 weeks.

📌 Commissioning Engineer (España)
🏢 Pentagon Technical Services
📍 España