Senior / Principal Power Systems Engineer (HV) South West, UK (Hybrid Working Available) £40k - £55k + package Overview We are working with a leading engineering consultancy in the built environment, currently looking to appoint a Senior or Principal Power Systems Engineer to join their growing HV team in the South West. This is an exciting opportunity to join a highly regarded team delivering infrastructure and mission‑critical projects, including large‑scale data centres across the UK and Europe. You'll be part of a collaborative, technically strong environment with a real focus on innovation, quality, and professional development. The Role You will play a key role in delivering power systems analysis and design across HV, MV, and LV networks for complex projects. Key Responsibilities

Delivering technical analysis and design calculations for electrical systems, including load assessments, utility connections, generators, UPS, and renewable technologies Designing HV/LV substations and network connections Producing design deliverables including specifications, drawings, and reports Carrying out detailed studies such as:

Load flow Fault level analysis Protection coordination G5/5 harmonic studies Earthing and Earth Potential Rise (EPR) studies

Collaborating with internal teams, clients, and external stakeholders Supporting project delivery, including resource planning and commercial awareness (WIP, invoicing) Mentoring and supporting junior engineers and graduates

About you

Proven experience as a Power Systems / HV Engineer within a consultancy or design environment OR Charted experience. Strong background in HV substation design and power systems studies Experience using tools such as ETAP, Amtech, DIgSILENT, or similar Knowledge of protection systems, CT calculations, and arc flash studies Earthing design and EPR analysis Power quality and G99 / harmonic assessments Ability to produce technical reports, schematics, and detailed designs Experience working with clients, contractors, and multidisciplinary teams A proactive mindset with an interest in mentoring and knowledge sharing

Desirable

Experience in data centres or mission‑critical environments Knowledge of network resilience and failure mode analysis Working knowledge in lighting design or building design

Benefits

Work on high‑profile, complex infrastructure projects Join a collaborative and forward‑thinking engineering team Strong opportunities for career progression to Principal level Flexible and supportive working environment

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