Senior Solar & Storage Systems Engineer for C&I

Renogy Europe; Ontario (CA); Sur place; USD 140 000 - 200 000; Plein temps

Résumé du poste

Renogy X in Ontario, California seeks a hands-on senior engineer to lead solar, battery storage, and integrated energy solutions for commercial and industrial projects. You will develop solutions from customer requirements and site data to sizing, equipment selection, and proposal-ready packages.

The role involves collaboration with teams in China, external engineers, manufacturers, sales, and project management, with success measured by quality, practicality, and timely delivery of technical

Qualifications

• Bachelor's degree in electrical engineering or related discipline.
• 8+ years of relevant experience in electrical engineering, solar, energy storage, or EPC.
• Strong knowledge of California electrical and fire safety requirements, permitting, and utility interconnection.
• Experience with commercial electrical distribution, transformers, switchgear, inverters, PCS, batteries, and controls.
• Ability to produce and review preliminary single‑line diagrams, system sizing calculations, equipment schedules, and bills of materials.
• Experience coordinating with overseas engineering resources.

Responsabilités

• Independently assess utility bills, interval load data, site conditions, electrical infrastructure, and customer operating requirements.
• Perform preliminary PV and battery sizing, load and backup assessments, and equipment capacity calculations.
• Develop system architectures, preliminary single‑line diagrams, equipment configurations, bills of materials, and technical scopes of work.
• Define operating strategies for self‑consumption, demand management, export control, and backup power.
• Prepare customer‑ready technical proposals with clear assumptions, limitations, and equipment recommendations.
• Select and evaluate batteries, inverters, PCS, transformers, switchgear, protection equipment, and EMS platforms.
• Verify compatibility across equipment, electrical interfaces, communications, and control functions.
• Develop practical solutions for grid‑connected systems, off‑grid, microgrids, and EV charging integration.
• Obtain and validate technical information directly with manufacturers.
• Review detailed drawings, calculations, equipment specifications, and installation scopes.
• Independently evaluate EPC quotations and identify missing scope or unsuitable equipment.
• Coordinate detailed design with China and external engineering partners.
• Arrange licensed engineering review and stamping where required.
• Apply electrical, building, fire safety and interconnection requirements during solution development.
• Identify permitting, equipment certification, siting, and interconnection constraints.
• Prepare technical responses to comments from utilities and authorities.
• Lead technical discussions with customers and explain design choices.

Connaissances

Electrical engineering

Solar energy

Energy storage

C&I EPC delivery

System sizing calculations

Single-line diagrams

Overseas coordination

Formation

Bachelor's degree in electrical engineering or related discipline

Outils

Electrical drafting software

Solar modeling tools

Engineering calculation tools

Description du poste

Renogy X in Ontario, California seeks a hands-on senior engineer to lead solar, battery storage, and integrated energy solutions for commercial and industrial projects. You will develop solutions from customer requirements and site data to sizing, equipment selection, and proposal-ready packages.

The role involves collaboration with teams in China, external engineers, manufacturers, sales, and project management, with success measured by quality, practicality, and timely delivery of technical