Overview
Site 400kV SAP – HV Service – Full-Time, Permanent. United Kingdom, Home Based with travel to sites.
The role is a Site 400kV Senior Authorised Person responsible for ensuring the safe operation, maintenance and compliance of high-voltage electrical systems up to 400kV within the onshore renewables sector. As a technical expert, you will provide guidance, operational support and safety leadership, working closely with Operations and Project Management to implement robust HV safety processes.
What You’ll Be Doing- Provide technical oversight of HV service activities, ensuring efficient planning, execution and high-quality reporting.
- Support the Lead 400kV SAP with new site connections and first energisation, including site visits, technical documentation and pre-energisation checks.
- Ensure compliance with technical requirements, escalate risks, and produce reports on asset condition and performance.
- Champion HSEQ standards on-site, driving safety improvements and collaborating with project teams for safe execution of HV work.
- Perform SAP duties up to 400kV, including outage planning, switching and safety documentation; liaise with control centres and operators.
- Act as Authorising Engineer when required and mentor SAPs progressing toward authorisation.
- Lead customer engagement through meetings and communications, supporting commercial oversight, cost management and budgeting.
- Hands-on experience as a Senior Authorised Person on 400kV systems, particularly in grid connections and commissioning.
- Significant practical experience performing SAP duties on 400kV systems.
- In-depth knowledge of HV safety standards and UK Electricity at Work Regulations.
- Strong problem-solving and analytical skills.
- Excellent communication skills with the ability to manage client relationships and lead technical discussions.
- Comfortable producing formal reports and documentation.
- Proven track record in HSEQ compliance and operational excellence.
- Degree in Electrical Engineering or equivalent preferred.
- Competitive salary and benefits package aligned with experience (Private Medical Insurance, Company Pension, Life Assurance, etc.).
- Clear pathways for career development and organisational visibility.
- Inclusive and supportive culture that values individual contributions.
- Meaningful work with impact across safety, innovation, and global operations.
James Fisher is a global engineering services company with over 50 years of experience delivering complex offshore energy projects in challenging environments. We operate across Energy, Defence and Maritime Transport, leveraging technology and deep expertise to support the full lifecycle of our customers’ assets. In the Energy Division, we provide safe, efficient solutions across oil & gas and renewables—from well support and full-field decommissioning to integrated services for offshore wind and subsea inspection, repair and maintenance.
Visit our website at Home | James Fisher and Sons plc. For more information about our values and behaviours, follow the link:
About us | James Fisher and Sons plc.
If this sounds like the ideal next step in your career, then click ‘apply’ now!
Due to the volume of applications, we may close vacancies early. We are committed to taking positive action on diversity and strongly encourage applications from all backgrounds. We are proud to be a Disability Confident employer.
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