Senior Testing & Commissioning Engineer Offshore Substations

Senior Testing & Commissioning Engineer – Offshore Substations

Who we are

Elia Grid International (EGI) is a global engineering consultancy company, part of Elia Group (Belgium) and 50Hertz (Germany), specialising in complex power system challenges. Our goal is to provide high-quality solutions for the challenges of the energy transition. Our multidisciplinary team of experts offer strategic, technical, and regulatory advice in all fields related to power transmission, as well as a range of specialist solutions to a diverse and international client base in the power sector.

Elia Grid International has offices in Belgium, Germany, the United Arab Emirates (UAE), the Kingdom of Saudi Arabia (KSA), Malaysia, Canada and the US.

Your function

EGI is looking for an experienced Testing & Commissioning Engineer to support the delivery of offshore substation projects through complex functional testing, Factory Acceptance Tests (FATs), and commissioning activities. The role covers both shipyard and offshore phases and requires expertise in testing primary systems, secondary systems, and infrastructure systems.

Typical activities involve (but are not limited to):

• Visual inspection of systems based on project documentation and technical guidelines.


• Verification of documentation, drawings, and circuit diagrams for completeness and consistency with actual installation.


• Inspection of terminal connections.


• Execution of walk-through and protection tests in accordance with project guidelines.


• Support of complex system tests (e.g., HV testing, 380 V measurements, etc.).


• Execution of complex functional tests, particularly source-sink tests.

Your responsibilities will be decided based on your competencies and expertise and will be discussed during your interviews with managers.

Your profile

Required Qualifications

• Degree in Electrical Engineering; or similar.


• Technician qualification in Electrical Engineering or a comparable field.


• Fitness for business travel.

Required Technical Skills

• Practical and theoretical knowledge of control and telecontrol technology.


• Expertise in primary and secondary systems in high-voltage installations.


• Knowledge of standards and regulations (e.g., IEC, DIN, BGV).


• Knowledge of construction and engineering guidelines.


• Basics of electrical engineering and measurement technology.


• Understanding of communication protocols and bus systems.


• Advanced knowledge of measurement methods.


• Ability to analyse IP and serial protocols.


• Proficiency in parameterization, evaluation, and testing software.


• Ability to read circuit diagrams and functional schematics.

Certifications & Training

Shipyard Requirements

• Valid SCC certificate (Safety Certificate Contractors).


• Qualification as an electrical skilled person (minimum EuP).

Offshore Requirements

• Valid offshore medical certificate.


• Sea survival training.


• Working at Heights certification.


• First Aid certification.


• Fire awareness training.


• Manual handling training.

What we offer

• Permanent contract or freelance position;


• Attractive salary package and an extensive array of fringe benefits;


• Exciting, professional and international environment in a fast-growing company;


• Unique training, personal development and growth opportunities.

At EGI, we value diversity and inclusion. We are firmly committed to promoting gender equality in all aspects of our organization, from recruitment to professional development. We believe that diverse teams are more creative, innovative, and high-performing. Join us to contribute to an environment where everyone has equal opportunities for growth and fulfilment.

Choose EGI and help us guide the worldwide power sector into a future of clean and sustainable energy, smarter and more flexible grids, decentralized production and HVDC systems that span across seas and land to interconnect countries, regions, and different energy markets for the benefit of generations to come.

Location & Travel Requirements

Location: Northern Germany

This role is based in Northern Germany and involves regular assignments during both shipyard and offshore project phases. The position requires flexibility, a willingness to travel extensively, and the ability to work in rotational schedules depending on project needs.

Shipyard Phase

• 12-day rotation cycle


• Travel on the Monday of the first week


• Work Monday to Saturday during Week 1


• Work Monday to Friday during Week 2, with departure on Friday


• Followed by one full week off to compensate for overtime worked during the assignment

Offshore Phase

• Typically operated on a 7-day rotation schedule


• Travel to the offshore platform at the start of the assignment and return at the end of the rotation


• Overtime compensation is provided between offshore assignments


• Depending on project requirements, the offshore rotation may be extended to 14 consecutive days

The role requires frequent travel and extended stays at shipyards, offshore platforms, and other project locations.

Want to know more about us?

Check our website and our LinkedIn page for last news and updates.