SOLAR Senior Commercial Design Engineer, Remote U.S

Senior Commercial Design Engineer

Senior individual contributor role within GRID Alternatives’ commercial design team, reporting to the Commercial Design Manager. Adds value by delivering high-quality, code-compliant designs for multifamily and light commercial projects generally ranging from 50 kW to 500 kW, primarily rooftop solar with opportunities in carport solar, battery-enabled microgrids, and EVSE infrastructure.

• Produce complete design packages for utility and AHJ submittals for commercial solar and solar‑plus‑storage projects, generally ranging from 50 kW to 500 kW.
• Develop CAD layouts, electrical diagrams, stringing plans, calculations, elevations, details, and bills of materials based on project requirements.
• Support early‑stage project development through technical input for project costing and estimating.
• Serve as a key technical resource within the commercial design team, assisting with design questions, code interpretation, and troubleshooting.
• Perform quality assurance reviews of colleagues’ work to ensure accuracy, constructability, and code compliance.
• Clearly communicate design intent, assumptions, and constraints to internal teams and external partners, including project managers, construction teams, utilities, and AHJs.
• Provide technical guidance and mentorship to junior designers through reviews, feedback, and informal training.
• Contribute ideas and feedback on design standards, templates, tools, and workflows in partnership with the Commercial Design Manager and peers.
• Coordinate with external engineering vendors as needed to support project delivery.

• 5+ years of experience designing grid‑tied commercial and/or multifamily solar projects, including solar‑plus‑storage.
• Deep understanding of commercial PV system design, component selection, and production modeling.
• Strong proficiency in AutoCAD and Excel, with experience using tools such as Helio Scope, Aurora, PV Watts, NREL SAM, PVsyst, or similar.
• Experience producing utility‑ and AHJ‑ready plansets, including calculations, details, and as‑built documentation.

• Ability to clearly explain technical concepts and design decisions to a range of audiences.
• A collaborative working style that values shared problem‑solving, consensus‑building, and alignment across disciplines.
• Comfort giving and receiving feedback in service of team goals and project outcomes.

• Strong attention to detail and a quality‑focused mindset.
• Ability to exercise sound technical judgment while working within established standards, processes, and decision frameworks.
• Curiosity and interest in improving tools, templates, and workflows.
• Openness to feedback from peers, construction teams, and managers.
• Interest in mentoring and supporting junior designers as part of a collaborative team.

The compensation range for this fulltime, exempt position is $90,000–$100,000. The base pay that will actually be offered will vary depending on job‑related knowledge, skills, location, experience and will take into account internal equity.

Medical, dental, vision/eye care insurance; 5 weeks paid time off (PTO); 13 paid holidays; commuter checks; 403b retirement plan; employee assistance program (EAP); flexible spending account (FSA); health savings account (HSA); STD; LTD; and AD&D insurance.

Ideal candidate will be based in the United States (remote). The position may require up to 25% out‑of‑town travel to regional offices and special projects. Availability to work nights and weekends may be required very rarely. GRID Alternatives may provide vehicles for work travel and/or travel reimbursement for personal vehicle use. Applicants must hold a valid driver’s license and have a good driving record.

Hired California candidates must be able to pass a screening for drugs that are illegal in the state of California, including amphetamine, cocaine metabolite, opiates, and PCP.

If you require reasonable accommodation in completing this application, interviewing, completing any pre‑employment testing, or otherwise participating in the employee selection process, please direct your inquiries to: (Use the "Apply for this Job" box below).

GRID Alternatives provides equal employment opportunities to all employees and applicants for employment without regard to race, color, religion, sex, sexual orientation, national origin, age, disability, or genetics. Because we value EID at GRID Alternatives, we encourage folks from all backgrounds to apply, even if you do not meet all of the preferred qualifications. Every member of GRID Alternatives must be dedicated to participating in the organization’s equity, inclusion, and diversity (EID) work.