At a Glance
- Tasks: Test and commission high voltage electrical systems, ensuring they operate safely and efficiently.
- Company: Fast-growing company in South Wales focused on high voltage infrastructure projects.
- Benefits: Competitive salary, company vehicle, career progression, and a supportive culture.
- Other info: Dynamic work environment with opportunities for personal and professional growth.
- Why this job: Join a close-knit team and make a real impact on the future of power systems.
- Qualifications: HNC/HND or Degree in Electrical Engineering; 3+ years in high voltage commissioning.
The predicted salary is between 40000 - 50000 € per year.
We’re a small but fast‑growing company based in South Wales working on exciting high voltage infrastructure projects across the UK. As part of our continued growth, we’re looking for a High Voltage Commissioning Engineer to join our close‑knit, supportive team.
About the Role
As a High Voltage Commissioning Engineer, you will play a critical role in the testing and commissioning of electrical systems from 11kV up to 132kV. You will work on a range of grid connections, substations, renewable energy projects, and industrial installations.
Responsibilities
- Preparation and execution of commissioning plans and procedures
- Functional testing of HV equipment including transformers, switchgear, protection relays, and SCADA systems
- Fault finding and diagnostics
- Site documentation and reporting
- Liaising with clients, DNOs, ICPs, and project managers
Essential Qualifications & Certifications
- HNC/HND or Degree in Electrical Engineering or related discipline
- Senior Authorised Person (SAP) or demonstrable experience working under an SAP on HV networks
- G99/G59 testing and commissioning knowledge
- National Grid Person/BESC certification (or willingness to obtain)
- First Aid at Work & Manual Handling (current or valid)
Required Experience & Expertise
- Minimum 3+ years’ hands‑on experience in high voltage commissioning (11kV–132kV)
- Experience working on DNO, ICP, IDNO, or private HV networks
- Familiarity with protection relay configuration and secondary injection testing (e.g. Omicron, Megger)
- Sound knowledge of commissioning procedures, electrical safety regulations, and risk assessment
- Ability to interpret technical drawings and schematics
- Strong documentation, reporting, and communication skills
- Comfortable working independently and as part of a team, with a solution‑driven approach
What We Offer
- Competitive salary based on experience
- Company vehicle and fuel card
- Opportunities for career progression as the company grows
- A company culture that genuinely looks after its people
Join us and play a key role in building the future of high voltage power systems while working in an environment where your contribution is truly valued.
High Voltage Commissioning Engineer in Wales employer: Unity Power Ltd
Join our dynamic team in South Wales, where we prioritise a supportive work culture and offer exciting opportunities in high voltage infrastructure projects. As a High Voltage Commissioning Engineer, you'll benefit from competitive salaries, a company vehicle, and clear pathways for career progression, all while contributing to meaningful projects that shape the future of energy. We value each team member's input and foster an environment where your skills and growth are truly recognised.
StudySmarter Expert Advice🤫
We think this is how you could land High Voltage Commissioning Engineer in Wales
✨Tip Number 1
Network like a pro! Attend industry events, join online forums, and connect with professionals on LinkedIn. The more people you know in the high voltage sector, the better your chances of landing that dream job.
✨Tip Number 2
Show off your skills! Prepare a portfolio showcasing your past projects and experiences related to high voltage commissioning. This will give potential employers a clear picture of what you can bring to their team.
✨Tip Number 3
Practice makes perfect! Get ready for interviews by rehearsing common questions and scenarios specific to high voltage systems. We recommend doing mock interviews with friends or mentors to boost your confidence.
✨Tip Number 4
Apply through our website! It’s the best way to ensure your application gets noticed. Plus, it shows you’re genuinely interested in joining our supportive team and contributing to exciting projects across the UK.
We think you need these skills to ace High Voltage Commissioning Engineer in Wales
Some tips for your application 🫡
Tailor Your CV:Make sure your CV reflects the skills and experience that match the High Voltage Commissioning Engineer role. Highlight your hands-on experience with HV systems and any relevant certifications to catch our eye!
Craft a Compelling Cover Letter:Your cover letter is your chance to shine! Share why you're passionate about high voltage projects and how your background makes you a perfect fit for our supportive team. Keep it engaging and personal!
Showcase Your Technical Skills:We love seeing candidates who can demonstrate their technical expertise. Mention specific projects you've worked on, especially those involving G99/G59 testing or protection relay configuration. It’ll help us see your practical knowledge!
Apply Through Our Website:Don’t forget to apply through our website! It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it shows you’re keen to join our growing company!
How to prepare for a job interview at Unity Power Ltd
✨Know Your High Voltage Systems
Make sure you brush up on your knowledge of high voltage systems, especially the equipment you'll be working with like transformers and switchgear. Be ready to discuss your hands-on experience and any specific projects you've worked on that relate to the role.
✨Prepare for Technical Questions
Expect technical questions about G99/G59 testing and commissioning. Review relevant procedures and regulations, and be prepared to explain how you've applied this knowledge in past roles. This will show your expertise and confidence in the field.
✨Showcase Your Problem-Solving Skills
Be ready to share examples of fault finding and diagnostics you've performed. Highlight your approach to troubleshooting and how you’ve successfully resolved issues in previous projects. This will demonstrate your solution-driven mindset.
✨Communicate Effectively
Since liaising with clients and project managers is key, practice articulating your thoughts clearly. Prepare to discuss how you document and report site activities, as strong communication skills are essential for this role.
