Solar Systems Design Engineer

NPAworldwide is hiring a Senior Solar Systems Design Engineer in Irvine, CA, for full-time work in the renewable energy sector. The role requires over 5 years of experience in designing solar and energy storage systems for commercial projects. Responsibilities include conducting site evaluations, leading system designs, and ensuring compliance with standards. The position offers growth opportunities for high performers capable of leading cross-functional teams.
Sr. Solar Systems Design Engineer - Renewable Energy

Location: Irvine, CA
Employment Type: Full-Time
Industry: Renewable Energy, Solar + Energy Storage

About the Role

We're 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 - it's a growth opportunity. If you're a high performer who can lead cross-functional projects, communicate effectively across teams, and deliver innovative solutions, you'll 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.