SAP (Senior Authorised Person)

Turner Townsend; City of Westminster; On-site; GBP 80,000 - 100,000; Full time

Job summary

A leading engineering consultancy is seeking an MV/HV Commissioning Engineer for a site-based role in London & South West. The successful candidate will implement electrical safety rules, advise on high-voltage installations, and oversee commissioning of grid connections. Applicants should have substantial experience in high-voltage electricity, preferably offshore, and relevant electrical qualifications. The contract is for 6 months with a competitive salary between £650 and £800 per day, depending on experience.

Qualifications

• Several years of operation and commissioning experience within high-voltage electricity.
• Extensive working experience with onshore substation systems.
• Complete and up-to-date GWO and HUET certifications.

Responsibilities

• Implement the client’s Electrical Safety Rules on site, ensuring safe systems of work.
• Advise on high-voltage electrical installations to wind turbine generators.
• Oversee the safe commissioning of grid connections and onshore substations.
• Manage and execute electrical works complying with regulations and specifications.

Skills

Operation and commissioning experience in high-voltage electricity

Offshore experience

Electrical qualification related to authorisation scope

GWO and HUET certification

Job description

Job Overview
Position: MV/HV Commissioning Engineer
Location: London & South West (site-based, regional travel)
Salary: £650 – £800 per day, depending on experience
Contract: 6‑month rolling (start ASAP or November 2025)

Responsibilities

• Implementation of the client’s Electrical Safety Rules on site, including the safe system of work.
• Advise operationally on high‑voltage electrical installations to wind turbine generators (WTG), offshore substations, and both HV submarine and onshore cables.
• Oversee safe commissioning of grid connections, onshore substations and associated MV/HV/LV plant and equipment.
• Oversee all MV/HV/LV electrical operational activities to ensure safety, security and integrity of the HV network.
• Act as the Senior Authorised Person for HV/MV/LV systems.
• Plan, manage, prepare and execute electrical works, ensuring compliance with all relevant regulations and project specifications.

Qualifications

• Several years of operation and commissioning experience within the field of high‑voltage electricity; offshore experience preferable.
• Extensive working experience within onshore substation systems.
• Appropriate electrical qualification and background related to the authorisation scope.
• Complete and up‑to‑date GWO and HUET, with CA‑EBS when required by site (climbing gear person weight limit – 120 kg/264 lb).