Commissioning Engineer

About the role Balfour Beatty Power T&D are seeking an experienced High Voltage substation Commissioning Engineer to join our dynamic team. You will be responsible for the testing, commissioning, and troubleshooting of high voltage (HV) electrical systems, ensuring their safe and efficient function and readiness for operational service. This is an exciting opportunity for an individual with strong technical expertise, a safety-first mindset, and a passion for working with high voltage systems in a variety of settings such as substations throughout the UK. What you'll be doing Commissioning & Testing: Lead the commissioning of high voltage electrical equipment and systems (up to 400kV and beyond), including transformers, switchgear, protection relays, cables, and substation auxiliary equipment. Troubleshooting: Diagnose and resolve technical issues related to HV systems, ensuring timely rectification within budget. Documentation: Prepare and maintain commissioning reports, test results, technical documentation, risk assessments/method statements. Standards Compliance: Ensure that all systems meet relevant design, technical and safety standards. Collaboration: Work closely with both client and internal design/commissioning engineers, project managers and site teams to ensure successful project delivery. Safety Focus: Adhere to and promote strict health & safety and environmental protocols during all operations, including CDM and client Safety Rules. Who we're looking for Education: Bachelor's degree in electrical engineering preferred, HNC in electrical engineering being the minimum requirement. Experience: Minimum 5 years of demonstratable experience in commissioning high voltage equipment and systems (including up to 400kV). Technical Knowledge: Demonstratable experience on: Power transformers Current/voltage transformers Circuit breakers, disconnectors LVAC board/Diesel Generator schemes Substation Control Systems Protection and Control Systems Practical experience in: Commissioning Switching Programmes Multiple relay application and test software Omicron CMC software Primary/secondary injection testing Certifications: National Grid TP141 would be highly desirable along with SSE and National Grid operational authorisations. Communication: Excellent verbal and written communication skills, with the ability to present technical concepts to non-technical stakeholders. Problem‑Solving: Strong analytical and troubleshooting skills in high‑pressure environments. Travel: Willingness to travel to various project sites around the UK as required. Why work for us We don't just build infrastructure - we build careers . With Balfour Beatty, you'll benefit from: Competitive salary + bonus opportunities 25 days' annual leave + bank holidays Up to 7% employer pension contribution Professional fees paid + clear chartership pathways Smart working with up to 40% remote flexibility Life assurance, EAP, and family-friendly policies Training & development with access to industry-leading tools and qualifications Opportunities to make a difference through volunteering and sustainability initiatives About us Balfour Beatty's Power Transmission & Distribution teams work with regional, national and international electricity network owners and operators to provide technical engineering solutions across the full spectrum of the electricity grid, including overhead lines, cabling, substations and distribution networks. From scoping and feasibility, to design, construction and on‑going maintenance, our in‑house experts, flexible resources and industry-leading innovations support customers in the development of some of the UK's most ambitious power transmission and distribution projects. Diversity and inclusion At Balfour Beatty we believe that diversity and inclusion are essential components of any successful, happy workplace. Through our Value Everyone Diversity and Inclusion Strategy and Action Plan, we are growing our diverse workforce and developing our inclusive culture where everyone is able to thrive and reach their full potential, regardless of their identity or background. To find out how we are making this a reality, visit . We are looking to continually improve our resourcing process and ensure that it is fair and inclusive for all. If you have any feedback on the process, please share this with us at: #J-18808-Ljbffr