Sr. Solar Systems Design Engineer Renewable Energy
Location: Irvine, CA - relocation is offered
Employment Type: Full-Time
Industry: Renewable Energy, Solar + Energy Storage
Compensation: $110000-$140000
About the Role
Were seeking a Senior Solar Systems Design Engineer with at least 5 years of experience to lead the engineering and design of solar + storage systems for commercial and industrial projects. This is a high-impact role working on technically complex projects featuring cutting-edge technology, including Tesla Megapacks and advanced inverter systems.
This is more than a design position its a growth opportunity. If youre a high performer who can lead cross-functional projects, communicate effectively across teams, and deliver innovative solutions, youll have the potential to advance into a leadership role.
Key Responsibilities
- Conduct site walks and evaluate feasibility for PV + ESS projects.
 - Gather and analyze site data (electrical, structural, environmental).
 - Lead detailed system designs, including site plans, SLDs, conduit schedules, and interconnection packages.
 - Use tools like PVSyst, Helioscope, HOMER, and SAM for modeling and performance estimates.
 - Ensure designs meet NEC, CEC, UL, IEEE, and utility standards.
 - Coordinate with project managers, utilities, permitting authorities, and construction teams.
 - Support permitting, interconnection, and commissioning activities.
 - Set and refine internal CAD standards; oversee drafting workflows.
 - Drive continuous improvement of design templates and engineering processes.
 
Qualifications
- B.S. in Electrical Engineering or related field.
 - 5+ years of experience designing solar PV and energy storage systems.
 - Proficiency in AutoCAD, PVSyst, and one-line diagram development.
 - Familiarity with DC/AC coupled systems and energy storage integration (Tesla, Fluence, PCS, etc.).
 - Strong knowledge of NEC 690/705/706, UL 1741-SA, IEEE 1547.
 - Experience with IOU interconnection processes (PG&E, SCE, SDG&E, etc.).
 - Excellent documentation and communication skills.
 - EIT or NABCEP certification a plus.
 - 1+ year of team leadership or mentoring experience preferred.
 
Why is This a Great Opportunity
- Work on high-profile, innovative renewable energy projects.
 - Collaborate with a forward-thinking, mission-driven engineering team.
 - Opportunity for career advancement into leadership.
 - Competitive salary, full benefits, and professional growth support.