We are seeking an experienced Commissioning (Cx) Manager to join a data centre project in Madrid, Spain. You will lead Level 3 (L3) witnessing across all electrical and mechanical power strings, then carry out point-to-graphics (P2G) verification on the Building Management System (BMS) for each asset.

The role suits a hands‑on Cx professional who can attend site on agreed dates, witness testing independently and report clearly to the project team.

Key responsibilities

- Attend site on agreed programme dates to witness Level 3 functional testing across all power strings.
- Verify each asset operates to design intent, specification and approved test scripts.
- Carry out point‑to‑graphics (P2G) checks on the BMS for every asset, confirming points, alarms and graphics match the field equipment.
- Witness and support integrated testing activities,



including the heat load testing of the data halls where required.
- Record, track and close out defects and observations with contractors and the wider Cx team.
- Review and sign off L3 test scripts, completed records and P2G checklists.
- Produce clear daily and end‑of‑visit reports for the project team.
- Work safely in live and energised environments, following site permit‑to‑work and LOTO procedures.

Systems in scope

L3 witnessing and BMS P2G cover the following assets across all power strings:

Electrical – HV/MV Ring Main Units (RMU), Transformers (Tx)

Electrical – LV distribution Automatic

📌 Commissioning Manager (Madrid)
🏢 Pentagon Technical Services
📍 Madrid