Senior Solar & BESS Technical Lead

Allen & York Ltd; Dartford; On-site; GBP 100,000 - 125,000; Full time

Job summary

A leading UK renewable energy company is seeking a Senior Solar & BESS Technical Lead to drive design, optimisation, and delivery of high-quality systems. The role involves managing the technical lifecycle from feasibility to handover, requiring substantial experience in solar PV design and BESS integration. Ideal candidates will have strong design expertise and leadership skills, ensuring compliance with relevant standards while overseeing project success.

Qualifications

• 5-7 years' solar PV design experience, with at least 2 years in a senior/lead role.
• Proven expertise in BESS integration and design.
• Effective communicator and proven team leader.

Responsibilities

• Lead PV solar and BESS system design and production layout.
• Conduct site assessments and yield estimations.
• Oversee system sizing, energy modelling, and battery optimisation.
• Ensure compliance with relevant standards and regulations.

Skills

Solar PV design experience

BESS integration expertise

Proficient with PV*Sol and AutoCAD

Understanding of UK electrical/safety regulations

Effective communication

Team leadership

Education

Qualifications in Electrical Engineering or Renewable Energy

Tools

PV*Sol

AutoCAD

Job description

Senior Solar & BESS Technical Lead
Location: Office-based with site visits (occasional travel) - Dartford
Salary: Competitive

About the Role
We're working with a leading UK renewable energy company to find an experienced Senior Technical Lead to drive the design, optimisation, and delivery of high-quality Solar PV and Battery Energy Storage Systems (BESS) across both commercial and domestic projects.

In this role, you'll take charge of the full technical lifecycle from feasibility studies to pre-construction handover ensuring robust, cost-effective, and compliant solutions that set the standard in UK renewable energy.

Key Responsibilities

• Lead PV solar and BESS system design, producing layouts, SLDs, and schematics using PV*Sol, AutoCAD, and similar tools.

• Conduct site assessments, irradiance/shading analysis, and yield estimations.

• Manage grid connection design and liaise with DNOs/IDNOs for G99/G100 applications.

• Ensure full compliance with BS/IEC standards, Building Regulations, and electrical safety codes.

• Oversee system sizing, energy modelling, and battery optimisation.

• Review designs from junior engineers and external contractors.

• Prepare BOMs, specifications, risk assessments, and O&M manuals.

• Support bids and tenders with accurate technical and cost input.

• Provide technical leadership through design, construction, and commissioning.

• Keep ahead of UK renewable energy regulations and industry innovations.

What We're Looking For

• 5-7 years' solar PV design experience, with at least 2 years in a senior/lead role.

• Proven BESS integration and design expertise.

• Proficient with PV*Sol, AutoCAD, G99/G100, and ENA EREC standards.

• Strong understanding of UK electrical/safety regulations, CDM 2015, and BS/IEC standards.

• Effective communicator and proven team leader.

• Qualifications in Electrical Engineering, Renewable Energy, or equivalent.

• Familiarity with MCS, G98/G99, and solar monitoring systems.

Desirable:

• Degree or Chartered Engineer status.

• Experience with planning/permitting processes.

• Previous bidding or sales support involvement.

About us: Allen & York have been matching purposeful people with purpose-led organisations for 30 years. We partner with our clients and candidates on roles that build an understanding of climate change, promote sustainability and create inclusive and responsible organisations, working towards a sustainable world for us all. Committed to inclusiveness in the workplace, we aim to increase diversity across all areas and therefore welcome applications from all qualified candidates, regardless of their ethnicity, race, gender, religious beliefs, sexual orientation, age, or whether or not they have a disability. Let's help build a better world, together.