OSS HV / MV Commissioning Supervisor

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Job ID 15870
Offshore Wind

Offshore Sub Station HV/ MV Commissioning Supervisor required for leading Offshore Wind Farm developer based in France.


  • To assist the Offshore Sub Station Commissioning Team in supervising/performing all Commissioning related tasks


  • Prepare, attend and lead toolbox talks, site and/or asset inductions
  • Ensure Commissioning activities are in compliance with project's HSE rules
  • Comment relevant HSE and OSS Commissioning documentation
  • Review and comment FAT, HAT, SAT, SIT procedures
  • Attend, coordinate and execute FAT, HAT, SAT, SIT
  • Perform site walk-downs and checks of all the whole OSS HV/MV equipment
  • Review and comment on test reports, Checklists and other Commissioning related documentation
  • Issue inspection, walk-down, Daily Progress Reports
  • Ensure that outstanding work is executed and quality issues are reported
  • Register, review and supervise resolution of the HV/MV Punch List items (Non Conformance, major or minor punch items) on the OSS
  • When required, escalate technical arbitration/ solution validation to the Commissioning Engineers
  • Escalate all decisions related to Commissioning quality/delay/cost impacts to the OSS Package Manager & Wind Farm Commissioning Manager
  • Review of PTWs and RAMS related to MV/HV systems
  • Prepare, review, comment HV/MV switching schedules
  • Shadow contractor's Commissioning Team during energization
  • Perform MV/HV switching activities and operate MV/HV equipment
  • Apply and remove LOTO and work acc.to Mechanical and Electrical Safety Rules
  • Act as an Employer on-site representative
  • Prepare end of shift handover report
  • Assist Commissioning Team with cross package activities
  • Perform cargo operations
  • Ad-hoc tasks (both onshore and offshore)
  • Prepare and facilitate handover of the Works between installation, Commissioning and O&M
  • Contribute actively to evaluation of the project and capture lessons learnt
  • General maintenance and inspections of OSS HV/MV systems
  • Assist O&M when required


  • Working right for EU.
  • Strong experience in HV/MV
  • Commissioning and maintenance
  • Previous experience like Senior
  • Authorized Person up to 225kV
  • Qualified to operate equipment with voltage level up to 225kV
  • Strong experience in switching operations and electrical systems
  • Excellent understanding of electrical networks and C&P
  • Recommended 1 year of experience in similar position
  • Adaptable, and ready to work with an international Team
  • Ability to communicate proficiently in the English and/or French language
  • Able to perform basic tasks on MS Office

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