Senior Solar Engineer

About the role

The Senior Solar Engineer will join DonJed Energy’s Lagos office on a contract basis, leading the design and technical delivery of solar power projects from concept through commissioning. You will work closely with project managers, procurement and installation teams to ensure high‑quality, reliable solar installations for Nigerian clients.

Key responsibilities

• Conduct site assessments and gather data for solar PV system design.
• Create detailed PV and electrical designs, including single‑line diagrams, cable sizing, protection schemes and grid‑interconnection layouts.
• Select appropriate equipment and components, preparing system layouts and technical specifications.
• Validate performance simulations and ensure compliance with Nigerian electrical and safety standards.
• Troubleshoot system issues, optimise performance and support commissioning activities.
• Mentor junior engineers and produce technical documentation for proposals and client meetings.

Required profile

• Bachelor’s degree or higher in Electrical Engineering, Renewable Energy Engineering or a related field.
• Minimum 5 years of experience in solar engineering with a proven record of delivering projects.
• Familiarity with Nigerian electrical codes, safety standards and permitting processes.
• Professional certifications such as COREN or renewable‑energy credentials are a plus.

Required skills

• PV system sizing and component selection.
• Electrical design including single‑line diagrams, cable sizing and protection design.
• Grid‑interconnection requirements.
• Use of PVsyst, Helioscope and AutoCAD (or equivalent) for design and simulation.
• Interpretation of engineering drawings and technical specifications.