We are seeking a highly skilled Electrical Engineer with HV (High Voltage) and SLD (Single Line Diagram) expertise to support the design, delivery and commissioning of renewable and HVAC‑integrated electrical systems. You will play a key role in ensuring safe, compliant, and efficient electrical infrastructure across Solar PV, heat pump, and multi‑technology decarbonisation projects.

This role is ideal for an engineer who thrives in a fast‑growing, sustainability‑driven environment and enjoys working on complex, multi‑disciplinary installations.

Key Responsibilities

Design & Engineering

Produce, review and update Single Line Diagrams (SLDs) for LV and HV systems.

Design electrical systems for Solar PV, ASHP, GSHP, HVAC and integrated renewable solutions.

Conduct HV/LV load assessments, fault‑level calculations and protection coordination.

Specify switchgear, transformers, inverters, cabling and protection devices.

Ensure designs comply with BS7671, G99/G100, DNO requirements and relevant HV standards. Project Delivery

Provide electrical engineering support throughout project lifecycle—from feasibility to commissioning.

Liaise with DNOs/IDNOs for grid applications, export limitations and HV connections.

Conduct site surveys, risk assessments and method statements.

Support installation teams with technical guidance and issue resolution.

Oversee testing, inspection and commissioning of electrical systems. Compliance & Safety

Ensure all electrical works meet statutory, regulatory and internal compliance standards.

Maintain documentation for accreditations, certifications and audit requirements.

Champion safe systems of work, including HV switching procedures and permit‑to‑work processes. Collaboration & Stakeholder Engagement

Work closely with internal design, operations, and compliance teams.

Engage with clients, consultants and contractors to ensure technical clarity and project success.

Contribute to continuous improvement of engineering processes and standards. Skills & Experience Required

Essential

Degree or HNC/HND in Electrical Engineering (or equivalent).

Proven experience with HV systems, including switching, protection and distribution.

Strong capability in producing and interpreting SLDs.

Experience in renewable energy systems (Solar PV, heat pumps, or similar).

Working knowledge of BS7671, G99/G100, HV codes of practice and DNO processes.

Competent in electrical design software (e.g., AutoCAD, Amtech/Trimble).

Full UK driving licence. Desirable

Experience in commercial/industrial decarbonisation projects.

Authorised Person (AP) or Senior Authorised Person (SAP) HV status.

Knowledge of HVAC electrical integration.

Experience working with local authorities, FM providers or utility companies.

ECS/CSCS, SMSTS/SSSTS or similar site qualifications. What We Offer

Opportunity to work with the UK’s leading commercial renewable‑energy provider.

Involvement in award‑winning national decarbonisation projects.

Professional development and progression within a growing engineering team.

Competitive salary, vehicle allowance, pension and benefits.

Supportive, sustainability‑focused culture