Company

As a Service Technician (m/f/d), you will be part of the Operations Offshore & HVDC 2GW team, which ensures that operational requirements are considered during the planning, construction, and commissioning phases of the offshore grid connection system. The team also supports the transition of the facilities into operation and contributes to their ongoing development.

In preparation for the operational phase, you will ensure that existing maintenance strategies are applied or adapted as needed to guarantee the long-term availability and technical integrity of the facilities.

For this position, you will work and live abroad (3-5 years) in the yard location Cadiz/Algeciras, Spain from most likely end of 2026 on.

Your contribution to TenneT

As part of your onboarding on existing grid connection systems, you will get to know our technical facilities and working methods, as well as offshore-specific roles that are essential for operations and emergency response (e.g., fire fighting, offshore first aid). You will apply the gained insights and your technical expertise directly to the 2GW projects, playing a key role in preparing for the operational phase.

• You take on tasks related to the integration of operational procedures and systems to prepare for the future operational phase, ensuring a smooth transition into operations
• This includes independently handling documentation and condition assessments of the facilities, as well as overseeing and ensuring quality control
• As a Service Technician in Operations (m/f/d), you are independently responsible for troubleshooting, inspection, and maintenance work on specific process engineering systems of the grid connection systems—both on offshore platforms and in converter stations at onshore substations
• This also includes performing isolations on the mechanical systems and setting up safe work environments. You are also responsible for supervising, ensuring quality control, and instructing service providers during maintenance activities
• Additionally, you participate in on-call services for initial fault response, including on weekends and public holidays.
• A key part of your role is to fully internalize and embody our safety culture (HSE) within the TenneT teams and in interactions with our contractors

Your profile and background

• You have completed vocational training as a ship mechanic, industrial mechanic, or HVAC technician (m/f/d), or hold a comparable qualification. Additionally, you have completed further training as a master craftsman or technician (m/f/d), or an equivalent qualification
• Ideally, you bring relevant experience in maritime operational technology
• You demonstrate flexibility and multifunctional readiness to support colleagues during multi-day stays on offshore platforms
• Your working style is characterized by strong teamwork, initiative, and a high level of commitment. You also show a strong willingness to learn and continuously participate in training and development activities
• You have excellent verbal and written communication skills in both German and English, and you are confident in using MS Office applications
• A Class B driver’s license and willingness to travel complete your profile

Our recruiting process

Our offer

We are family friendly and flexible

Health - your basis

Modern working environment

Attractive remuneration and social benefits

Personal development

This will be our challenge

The Grid Field Operations Offshore & HVDC (GOG) unit is responsible for the operation, maintenance and repair of our offshore facilities (platforms and converter stations) and other HVDC transmission facilities (offshore-onshore connection lines). We also carry out base load projects (cat. 1-3) for all offshore facilities.

The Grid Field Operations 2GW division is currently being established in order to contribute operational experience during the construction phase of the facilities and to optimally prepare for the operational phase.

Additional information

• Starting from November 2025
• The weekly working time is 37 hours; during offshore rotations, working hours may vary
• The position is permanent
• For this position, you will work and live abroad (3–5 years) at the yard location in Cadiz/Algeciras, Spain, most likely starting at the end of 2026
• Your offshore suitability according to the AWMF standard will be assessed by one of our company doctors

The position may be taken offline early, so don’t hesitate to apply

Salary

55400 € - 78100 €

IDE, AI and more about TenneT

As a signatory to the Diversity Charter Germany, we at TenneT are convinced that we can only drive the energy transition forward innovatively with different perspectives and experiences. Therefore, we welcome all applicants - regardless of gender identity, religion, sexual orientation, ethnic background, disability or age. TenneT aims to increase the proportion of women in positions where they are underrepresented. For this reason, we expressly encourage qualified women to apply. We also welcome applications from people without German citizenship.


We welcome applications from people with disabilities. If you indicate your (severe) disability in your application, we will forward your application to our representative for disabled persons so that they can support your application in accordance with paragraph 178 SGB IX.
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Since we use AI as part of our recruiting process, we would like to create transparency and clarity at this point. The AI serves exclusively as a supporting and recommending tool to make our processes even faster and more efficient. At no time are automated decisions made.
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TenneT is a leading European grid operator. We are committed to providing a secure and reliable supply of electricity 24 hours a day, 365 days a year, while helping to drive the energy transition in our pursuit of a brighter energy future – more sustainable, reliable and affordable than ever before. In our role as the first cross-border Transmission System Operator (TSO) we design, build, maintain and operate over 25,000 kilometres of high-voltage electricity grid in the Netherlands and large parts of Germany, and facilitate the European energy market through our 17 interconnectors to neighbouring countries. We are one of the largest investors in national and international onshore and offshore electricity grids, with a turnover of EUR 9.2 billion and a total asset value of EUR 45 billion. Every day our 8,300 employees take ownership, show courage and make and maintain connections to ensure that the supply and demand of electricity is balanced for over 43 million people.

Lighting the way ahead together