HV Substation Tech: Testing & Offshore Commissioning

Semco Maritime A/S; Esbjerg; On-site; DKK 776,000 - 873,000; Full time

Benefits offered by this job

Retirement match 3%

Medical, dental, vision insurance (100

Paid vacation 10-15 days

Holiday pay 8 hours

Job summary

Semco Maritime A/S is seeking an experienced technician for high- and medium-voltage work on onshore and offshore assets, including substations and wind turbines in the New Bedford area. You will test and maintain switchgear, transformers, and protection systems, conduct relay tests, and support energization with on-site troubleshooting.

The role emphasizes hands-on MV/HV electrical work, documentable test experience, and collaboration with project teams.

Qualifications

• HV power work experience with switching equipment preferred.
• Experience with substations, transformers, and protection systems.
• Ability to document and report test results clearly and accurately.

Responsibilities

• Test and maintain switchgear, transformers, and protection systems on substations and wind turbines.
• Perform relay testing and verification and coordinate breaker timing.
• Assist commissioning during energization and troubleshoot issues on assets.
• Provide SME input to project management based on field findings.

Skills

HV switching experience

Relay testing

MV/HV electrical work

Education

Journeyman or Master Electrician License

IBEW apprenticeship

NETA Level II+

Electrical Engineering Technology degree

Tools

Relay test equipment

Doble

TTR

Insulation resistance testers

Job description

Semco Maritime A/S is seeking an experienced technician for high- and medium-voltage work on onshore and offshore assets, including substations and wind turbines in the New Bedford area. You will test and maintain switchgear, transformers, and protection systems, conduct relay tests, and support energization with on-site troubleshooting.

The role emphasizes hands-on MV/HV electrical work, documentable test experience, and collaboration with project teams.