Job description
Salary: Up to £55,000 + bonus
Location: Colchester or London (hybrid) + occasional site visits
Benefits: Company vehicle, 28 days holiday (incl. bank holidays)
SERT is recruiting on behalf of a fast-growing renewable energy installation business for a Solar PV & Battery Technical Lead to support the delivery of high-quality, compliant residential systems across the UK.
This role is suited to an experienced solar engineer or electrician looking to step off the tools and move into a technical leadership and design authority position.
The role
You will take ownership of the technical design, specification, and quality assurance of residential solar PV and battery storage systems. Acting as a senior technical point of contact, you will ensure all designs and installations meet MCS standards, BS 7671, G99/G100, DNO requirements, and manufacturer specifications.
Key responsibilities
- Lead end-to-end technical design of residential solar PV and battery systems
- Produce compliant PV layouts, inverter/battery specifications, cable schedules, and single-line diagrams
- Conduct desktop technical assessments using surveys, photos, roof plans and design tools
- Validate roof layouts, shading analysis and system performance estimates
- Ensure full compliance with MCS, G99/G100, and DNO requirements
- Provide technical guidance to installers, project managers and customers
- Support installer vetting, training and QA processes
- Troubleshoot technical issues and refine designs based on installer feedback
- Improve internal technical processes, templates and design standards
- Keep up to date with evolving solar and battery technologies and regulations
Essential experience
- Proven experience designing and specifying solar PV and battery storage systems
- Strong understanding of electrical installation practices and BS 7671
- Experience working to MCS standards
- Confident in interpreting surveys, photos and roof plans
- Strong attention to detail with a methodical approach
- Clear communicator, comfortable advising installers and stakeholders, UK driving licence (for occasional site visits)
Desirable
- 18th Edition Wiring Regulations Experience with PV design software (PVSol, Helioscope, OpenSolar)
- Battery commissioning or manufacturer training (e.g. GivEnergy, Tesla, SolarEdge)
- MCS Solar PV qualification or equivalent
- Experience leading teams or managing technical workflows
Package
- Up to £55,000 basic + bonus
- Company vehicle 28 days holiday (including bank holidays)
- Opportunity to shape technical standards within a scaling renewable business
Apply via SERT for a confidential discussion.
