MV/HV Commissioning Engineer (Offshore Wind) (m/f/d)

Stellenbeschreibung:

MV/HV Commissioning Engineer (Offshore Wind) (m/f/d)

We are seeking experienced MV/HV Commissioning Engineers to join the Commissioning Management team for offshore wind projects. You will play a key role in delivering commissioning activities for substations and wind turbines, ensuring compliance with Client HV Safety Rules and project timelines.

Contract Type: Freelance
Duration: - 30 October 2026
Working Hours: 12 hours/day, 84 hours/week (14 days on / 14 days off )

Key Responsibilities

Act as Client's Engineer, driving commissioning activities on-site to meet project schedules.
Witness and sign off Stage 1 & Stage 2 commissioning for substations and wind turbines.
Perform switching operations (66 kV - 155 kV) at offshore substations, export cables, and wind turbines.
Manage the Permit to Work (PTW) system, including permit requests and approvals.
Diagnose and troubleshoot faults on offshore HV equipment.
Prepare switching plans and HV switching schedules.
Ensure accurate "As Built" drawings and commissioning records from contractors.
Provide technical support to Senior Authorised Persons and M&E Engineers.
Liaise with Engineering and Quality teams to resolve outstanding issues.
Weekly reporting on progress and issues to the Client Commissioning Manager.

Required Qualifications & Certifications

Relevant technical education (Electrical Engineering Degree/HNC or equivalent).
Certified according to VDE as Switching Operator (Schaltberechtigter) or eligible for certification.
GWO Basic Safety Training
GWO Enhanced First Aid Training (Ersthelfer Offshore DGUV)
Helicopter Underwater Escape Training (HUET)
Offshore medical fitness certificate

Experience & Skills

Proven experience as Electrical Commissioning Engineer on MV/HV assets.
Knowledge of commissioning LV/MV/HV switchgear and associated components.
Familiarity with Siemens/GE protection relays and IEC61850/Goose communications (desirable).
Experience with SCADA systems and BMS systems (desirable).
Strong understanding of HV Safety Rules.
Excellent planning, coordination, and problem-solving skills.
Fluent in English (written and spoken).

Working Conditions

Offshore rotation: 14 days on / 14 days off.
Based primarily on Jack‑Up or Commissioning Vessel after installation; limited onshore work before load‑out.

SThree_Germany is acting as an Employment Business in relation to this vacancy.