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Staff Applications Engineer-Power Systems

Amperesand - San Francisco, CA, United States - In-office - posted 2026-10-12

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Salary: USD 160,000 - 220,000 / annual

Amperesand is building next-generation power infrastructure systems for data centers, EV charging platforms, and future energy applications. The company combines advanced power electronics, embedded controls, and scalable energy architectures to modernize how power is converted, controlled, and deployed at scale. As Staff Applications Engineer for Power Systems, you will be the primary technical authority for customer site designs and the lead interface between Amperesand and customer facility teams. You will own site-level system design and continuous optimization, utilizing advanced power system modeling tools (ETAP, SKM, or equivalent) to analyze and optimize full electrical systems surrounding Amperesand products. Key responsibilities include: - Model, analyze, and optimize complete electrical systems using industry-standard power system modeling tools - Size and optimize neighboring electrical infrastructure and identify opportunities for in-house design - Lead protection device studies, ensuring coordination of relays, breakers, fuses, and optimizing fault ride-through capabilities - Develop and maintain standardized EPC packages, including CAD blocks and single-line diagrams that accelerate adoption of Amperesand products - Study and develop optimized reference architectures that maximize the positive impacts of Amperesand product applications - Author technical whitepapers and develop reference architectures - Partner with Sales, Customer Success, Product, Engineering, and Compliance teams to land projects and ensure deployment excellence - Provide occasional on-site oversight of product deployment to ensure installation and integration success - Set direction and strategy for opportunities in your domain of ownership - Serve as senior technical liaison across internal and external stakeholders in customer-facing settings You will enjoy high levels of autonomy, responsibility, and leadership visibility. The role is based in San Francisco or Reno with occasional travel between U.S. offices. REQUIREMENTS: - Bachelor's degree in Electrical Engineering and/or experience as a licensed Professional Electrical Engineer (P.E.); active license not required - 7+ years of experience in power systems engineering with demonstrated depth in ETAP or SKM (or equivalent) modeling and analysis, including protection device coordination - Proficiency with CAD tools for creating and maintaining layouts, single-line diagrams, and termination details - Experience developing single-line diagrams, power distribution architectures, and technical documentation for MW-scale or utility-interactive power systems - Familiarity with relevant electrical codes and standards (NEC, IEEE, UL) as applied to grid-tie or renewable energy installations - Experience working directly with or for EPCs, contractors, or customer engineering teams on technical deliverables - Strong communication skills and ability to serve as senior technical liaison across internal and external stakeholders - Ability to travel to customer/project sites as needed NICE TO HAVE: - Startup experience - Experience with grid-tie inverters, battery storage, or large-scale power electronics - Cross-functional experience with sales, product management, and product design/engineering teams

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