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RES

33kv Senior Authorised Person (m/w/d)

Become a 33kV Senior Authorised Person with RES in the UK. This site-based role involves operation and maintenance of renewable energy assets. Enjoy a competitive benefits package and opportunities for personal and professional growth.
RES
RES
  Hybrid   Full Time  UTC+00:00

RES

Company Overview

RES

Hertfordshire, United Kingdom

1981

Business Model

Renewable Energy

RES specializes in the development, construction, and operation of renewable energy projects, including wind, solar, and energy storage solutions. They are involved in all stages of project lifecycle, from initial feasibility studies to ongoing asset management.

Their revenue streams primarily come from project development, construction services, and operational management of renewable energy assets. Additionally, they engage in consultancy services related to renewable energy projects.

Locations & Geography

RES operates in multiple countries, including the United Kingdom, United States, Canada, Australia, and several countries across Europe. Their global presence allows them to leverage diverse markets and renewable energy opportunities.

Company Culture

Their mission is to deliver sustainable energy solutions that benefit the environment and society. They value innovation, integrity, and collaboration, striving to create a positive impact through their projects.

RES fosters a dynamic and inclusive work environment that encourages teamwork and professional growth. They prioritize employee well-being and promote a culture of safety and respect.

They are committed to employee development through various training programs and career advancement opportunities. RES encourages continuous learning and supports employees in achieving their professional goals.

Activities & Projects

RES is currently involved in several notable projects, including the development of large-scale wind farms and solar energy installations across the UK and Europe. Their projects aim to enhance renewable energy capacity and contribute to carbon reduction goals.

They are at the forefront of renewable energy innovations, focusing on integrating advanced technologies in energy storage and grid management. Their commitment to research and development drives the evolution of sustainable energy solutions.

RES implements sustainability practices throughout their operations, including minimizing environmental impact and promoting biodiversity. They actively engage with local communities to ensure that their projects align with environmental and social standards.

Career Opportunities

Typical job openings at RES include roles in project management, engineering, environmental consultancy, and operations. They seek individuals who are passionate about renewable energy and committed to making a difference.

RES offers a competitive benefits package that includes health insurance, retirement plans, and opportunities for professional development. They also promote work-life balance through flexible working arrangements.

Contact Information

LinkedIn

res-group.com

Careers at RES


Last updated on 2025-09-06 | Report an issue

Do you want to work to make Power for Good?

We're the world's largest independent renewable energy company, guided by a simple yet powerful vision to create a future where everyone has access to affordable, zero carbon energy.

We know that achieving our ambitions would be impossible without our people. Because we're tackling some of the world's toughest problems, we need the very best people to help us. They're our most important asset so that's why we continually invest in them.

RES is a family with a diverse workforce, and we are dedicated to the personal and professional growth of our people, no matter what stage of their careers they're at. We can promise you rewarding work which makes a real impact, the chance to learn from inspiring colleagues from across a growing, global network and opportunities to grow personally and professionally.

Our competitive package offers a wide range of benefits and rewards.

The position

RES currently provides High Voltage Operations and Maintenance (HV O&M) Services to renewable energy assets in the UK & Ireland. Due to increased demand from our clients, we are seeking an HV Senior Authorised Person (33kV) to grow and improve this service.

The SAP is a site-based role performing Operation & Maintenance duties on utility-scale solar/wind and battery storage sites and home/office working for other duties.

Candidate must currently hold, or have recently held, 11 - 33kV SAP status. Experience operating and maintaining utility-scale renewable sites/equipment or DNO assets, would be desirable.

You will need to be located near/travel to operational plants and have a full driving licence.

This is a permanent role and will require availability for weekend and on-call duties, including overnight callouts.

Accountabilities

The responsibilities of the HV SAP's include:

  • Always adherence to health and safety requirements and help to maintain and improve safety standards
  • Achieve and maintain Senior Authorised Person status.
  • Carry out basic protection testing on HV related equipment. Complex protection relay testing is desirable.
  • Undertaking troubleshooting and fault-finding on RES controlled plant/equipment.
  • Carrying out inductions for sub-contractors and deliver Competent Person Training.
  • Induct and manage in-house staff and sub-contractors, ensure their safe working, and undertake quality checks on their work.
  • Keeping in close communication with the O&M office
  • Liaising with external stakeholders such as DNO and asset owner
  • Reacting to emergencies, site outages and changing circumstances
  • Occasionally working away from home for training courses or to cover RES controlled sites in other geographical areas where required.
  • Other duties commensurate with the role
  • Become fully conversant and make sure that all works are undertaken in accordance with the RES Electrical & Mechanical Safety Rules and Safety Rule Instructions, this will include but is not limited to:
  • Preparing, issuing and cancelling safety documents
  • Carrying out switching, isolation and earthing duties
  • Acting as Control Engineer
  • Preparing switching schedules
  • Managing the interface between system boundaries with site and DNO as required
  • Producing and reviewing method statements and risk assessments
  • Producing maintenance plans for HV equipment
  • Maintaining the asset register
  • Management and/or delivery of planned and unplanned maintenance activities on electrical equipment
  • Producing final reports

Knowledge

Essential:

  • HV Safe Systems of Work
  • Knowledge of the key legislation underpinning UK high voltage electrical asset operation and maintenance
  • Detailed knowledge of UK industry HV electrical safety rules
  • Detailed knowledge of HV equipment
  • HV maintenance practices including HSG230

Desirable:

  • Knowledge of solar and Wind farm assets
  • Earthing system installation and test. Protection system installation and test.

Skills

Essential:

  • Strong approach to safe working practices
  • Able to operate and maintain various types of HV plant/equipment.
  • Excellent communication skills
  • Good people skills
  • Ability to coordinate multiple activities whilst ensuring safety and quality are maintained
  • Ability to identify problems, conduct analysis and develop solutions

Desirable:

  • Able to use equipment for testing and fault finding on HV plant/equipment

Experience

Essential:

  • SAP Experience (11- 33kV)
  • Operation and maintenance of HV Equipment
  • Experience in fault finding on HV plant and equipment.
  • Commissioning HV plant and equipment.
  • Basic HV protection testing

Desirable:

  • SAP Experience at 11 - 33kV for DNO's and renewables
  • Complex Protection relay testing and commissioning.

Qualifications

Essential:

  • Full UK driving licence
  • Previously held SAP authorisation under high voltage electrical safety rules
  • Electrical Engineering HND or equivalent industry experience
  • IOSH Managing Safely or CITB SMSTS or equivalent

Desirable:

  • Holds or previously held SAP authorisations under DNO Safety Rules

At RES, we celebrate differences as we know it makes our company a great place to work. Encouraging applicants with different backgrounds, ideas and points of view, we create teams who work together to solve complex problems and design practical solutions for our clients. Our multiple perspectives come from many sources including the diverse ethnicity, culture, gender, nationality, age, sex, sexual orientation, gender identity and expression, disability, marital status, parental status, education, social background and life experience of our people.

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About the role

November 17, 2025

Full Time

Company

November 17, 2025

Hybrid

RES

res-group.com

  •  Bristol, United Kingdom
  •  Exeter, United Kingdom
  •  Bridgwater, United Kingdom
  •  Taunton, United Kingdom

Senior level with specific SAP experience required

UTC+00:00

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