Semco Maritime

Electrical Technician

Join Semco Maritime in Esbjerg as an Electrical Technician working on rigs and special vessels. This role involves cable installation, testing, and troubleshooting with a strong focus on safety. Enjoy a dynamic work environment with travel opportunities and the chance to lead teams as a Working Supervisor.
Semco Maritime
Semco Maritime
Esbjerg, Denmark On-site Full time UTC+01:00

Semco Maritime

Company Overview

Name

Semco Maritime A/S

Headquarters

Esbjerg, Denmark

Founded

1888

Size

Approximately 1,300 employees and a revenue of $296.6 million in 2023 (source: zoominfo.com).

What They Do

Semco Maritime focuses on engineering, construction, and services in both conventional energy, including oil and gas, as well as renewable energy, particularly offshore wind. The company offers specialized solutions such as wind farms, fire suppression systems, telecommunications/IT, and mobilization services. Additionally, they provide engineering studies, projects, installation/commissioning, as well as maintenance and decommissioning of offshore assets, making them a versatile player in the energy sector (source: europeanjobdays.eu). Semco Maritime serves global energy markets and has a geographical presence in Denmark, the UK, Norway, Vietnam, Singapore, Montenegro, West Africa, and the North Sea (source: cbinsights.com). Their products and components support offshore assets, including electrical installations and valve maintenance, and they utilize a portable concept called "shipyard in a box" for flexible setups at customer locations (source: zoominfo.com).

Projects & References

Semco Maritime has completed a number of notable projects, including upgrades of drilling rigs and offshore work in Denmark, Norway, the UK, Singapore, Montenegro, and West Africa over the past 30 years. Among the ongoing major projects is the Mayflower Wind project in the USA, which commenced in January 2020 and is the company's largest order to date (source: semcomaritime.com). The company has also secured important contracts with clients such as TotalEnergies, including a 5-year contract for labor and construction services on Danish North Sea installations (source: zoominfo.com).

Recent Developments

In the past two years, Semco Maritime has secured a 5-year contract with TotalEnergies for Danish North Sea installations, which took effect in November 2022 (source: zoominfo.com). On April 12, 2023, they entered into a strategic partnership with BlueNord ASA, supporting a license application for the Elly-Luke gas field in the Danish North Sea (source: zoominfo.com). Furthermore, David C. Hutchinson was appointed as CEO and UK Country Head for Semco Maritime Ltd. on October 13, 2022, based in Aberdeen to drive growth in the UK (source: zoominfo.com).

Working There

Semco Maritime offers a wide range of roles in project management, engineering, design, construction, service, and maintenance. They have recently advertised positions in the UK, including Service Coordinator and Senior Planning Engineer, indicating active recruitment in Grimsby as well as likely in Esbjerg and Aberdeen (source: europeanjobdays.eu). The company culture emphasizes a cohesive team of highly skilled individuals working in a non-hierarchical environment, providing employees with freedom and responsibility (source: europeanjobdays.eu). Specific benefits are not documented in the available sources.


Last updated on Feb 23, 2026 | Report an issue

Job Description

In our Rig & Marine division, we are seeking an Electrical Technician who takes pride in quality craftsmanship and in getting the job done safely. This role offers numerous intriguing challenges, including yard stays and modification projects that contribute to the green transition within drilling rigs and special vessels. Depending on your experience, you may also act as Working Supervisor / Foreman on selected projects, leading a small team of electricians and cable pullers.

At Semco Maritime safety is a core value, and in this role, you will contribute to maintaining and promoting a strong safety culture while delivering innovative solutions. Above all, your work will make a real change for the global energy sector.

You will join a team of 5 colleagues working both locally and globally on projects within our division. The Rig & Marine division is comprised of 450 colleagues worldwide. This full-time position is based at our headquarters in Esbjerg, Denmark. You should expect between 100-150 travel days per year, with occasional work at our yard or locally in Esbjerg.

"I'm looking for an Electrical Technician who takes pride in the craft. This job is hands-on - pulling cables, terminating, testing and troubleshooting on rigs and special vessels around the world - always with safety first. If you enjoy varied work and being part of a tight-knit team - and perhaps have the ambition to step up as Working Supervisor on our projects - we'd love to hear from you." - Manager, Electrical Engineering, Frederik Vester Pedersen

Your tasks and responsibilities

You will carry out electrical installation and maintenance work on our projects and report progress to your Supervisor or Project Manager. Quality, safety, and good order in tools and materials are essential in this role.

  • Perform electrical installation work such as cable pulling, glanding, termination, and mounting of equipment according to drawings and specifications.
  • Carry out testing, troubleshooting, and commissioning support on electrical systems on drilling rigs and special vessels.
  • Work in accordance with the permit-to-work system and all HSE rules and regulations, contributing to a strong safety culture on site.
  • Register your hours daily and help keep track of materials, tools, and equipment.
  • Cooperate with colleagues and other contractors on site and report progress and any deviations to your Supervisor.
  • When acting as Working Supervisor / Foreman: lead and coordinate the workforce on site, ensure quality and adherence to deadlines, and approve daily timesheets before handover to the Project Manager.

Your qualifications and Skills

We imagine that you are very independent and thrive when things change rapidly - sometimes by the hour. You are passionate about what you do, and you are eager to get things done in the right way while collaborating with various stakeholders.

To succeed in this position, we expect that you have:

  • A background as an electrician, with a minimum of 5 years of experience in the offshore or marine industry is preferred.
  • Experience reading and working from electrical drawings and technical documentation.
  • Proficiency in English, both oral and written, is essential.
  • Experience with fibre optic splicing is an additional advantage.
  • Experience as a Working Supervisor or Foreman - or the ambition to take on that responsibility - is a strong advantage.

We conduct interviews on an ongoing basis, so we encourage you to submit your application promptly via the link provided on the page.

For any inquiries, please feel free to contact Manager, Electrical Engineering, Frederik Vester Pedersen, +45 7916 6420

We are excited to hear from you and potentially welcome you to our team!

Apply now

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About the role

August 5, 2026

August 5, 2026

Full time

On-site

Company

Solar Energy, Wind Energy, Hydropower, Bioenergy, Energy Storage, Tidal and Wave Energy, Geothermal Energy, Hydrogen, EV Charging Infrastructure, Smart Grid

Semco Maritime

semcomaritime.com

  •  Esbjerg, Denmark

Minimum of 5 years in the offshore or marine industry

UTC+01:00