Overview
Solar PV & Battery Technical Lead (Residential Design & QA)
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 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.
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