Senior Electrical Engineer

Senior Electrical Engineer (HV Experience)

Are you an experienced Senior Electrical Engineer looking for your next challenge? Do you have a strong background in high voltage (HV) electrical design, power distribution systems, and project delivery? If so, this could be the perfect opportunity for you.

Our client, a well‑established engineering business, is seeking a Senior Electrical Engineer to join their team in Hemel Hempstead. The successful candidate will have extensive experience in HV systems, electrical design, and delivering projects across industrial, commercial, or utility environments.

• Salary: £50,000 – £60,000 per annum
• Monday to Friday
• Hemel Hempstead

• Design and develop high voltage (HV) electrical systems from concept through to commissioning.
• Produce electrical designs, schematics, single line diagrams, and technical documentation in line with relevant standards and regulations.
• Carry out power system studies, load calculations, cable sizing, and protection coordination studies.
• Support the design and delivery of HV infrastructure including substations, switch gear, transformers, and distribution networks.
• Prepare and review technical specifications, reports, and design documentation.
• Ensure designs comply with BS7671, IEC standards, DNO requirements, and relevant health & safety legislation.
• Work closely with project managers, contractors, and multidisciplinary engineering teams to ensure successful project delivery.
• Support site surveys, FAT/SAT activities, commissioning, and testing of electrical systems.
• Provide technical support during installation and construction phases.
• Liaise with suppliers, customers, and stakeholders throughout the project lifecycle.
• Identify opportunities for continuous improvement and engineering innovation.
• Mentor junior engineers and support technical development within the team.

• 5+ years' experience in a Senior Electrical Engineer, Electrical Design Engineer, or similar position.
• Demonstrable experience working with HV systems (typically 11kV–132kV) is essential.
• Strong knowledge of power distribution, substations, switch gear, transformers, and protection systems.
• Experience producing electrical designs and technical documentation using industry‑standard software.
• Familiarity with power system analysis tools such as ETAP, DIgSILENT Power Factory, or Amtech would be advantageous.
• Good understanding of electrical calculations including load flow, fault level, and cable sizing calculations.
• Knowledge of relevant standards including BS7671, IEC standards, and DNO requirements.
• Experience supporting projects from design through to commissioning and handover.
• Strong understanding of electrical safety and compliance requirements.
• Excellent problem‑solving skills and the ability to work collaboratively across multifunctional teams.
• Degree, HNC, HND, or equivalent qualification in Electrical Engineering or a related discipline.
• Strong communication and organisational skills.