About this opportunity
Enphase Energy, Inc. lists this Field Applications Engineer – Residential and C&I (SoCal San Diego Area) (9799) Engineering opportunity in northern, Kentucky. Review the employer’s description below for duties, qualifications and application requirements.
Job description
Field Applications Engineer – Residential and C&I (SoCal San Diego Area)
United States
Enphase Energy is a global energy technology company and a leading provider of solar, battery, and electric vehicle charging products. Founded in 2006, our innovative microinverter technology revolutionized solar power, making it a safer, more reliable, and scalable energy source. Today, the Enphase Energy System enables users to create, use, save, and sell their own power. Enphase is also one of the most successful and innovative clean energy companies in the world, with more than 80 million products shipped across 160 countries.
Join our dynamic teams designing and developing next-gen energy technologies and help drive a sustainable future!
About the role
The Field Applications Engineer – Residential and C&I Systems is a customer‑facing technical role responsible for supporting the successful design, deployment, commissioning, and operation of Enphase solar, storage, and energy management systems across residential and commercial applications in the Bay Area.
This role serves as the technical authority in the field, working with installers, EPCs, distributors, engineering firms, and internal teams to drive adoption, resolve complex system‑level issues, and ensure customer success. The ideal candidate brings strong power systems fundamentals, hands‑on field experience, and the ability to communicate clearly across a wide range of customer technical skill levels.
Location Requirement
The role is based in the SoCal (Los Angeles) area and will primarily support partners in this region. Candidates must currently reside in the SoCal area or be willing to relocate to be considered
What you will do
Pre‑Sales Technical Support
Provide pre‑sales technical guidance for residential and commercial projects, including:
System architecture and design
Microinverter, battery, and energy management configuration
Design best practices for rooftops, multi‑family, and light‑commercial sites
Partner with Sales to support strategic accounts, regional installers, and C&I opportunities where technical differentiation is critical.
Support proposal development through technical design review, feature clarification, and risk identification.
Support deployments across Residential and C&I Applications
Troubleshoot complex system‑level issues involving:
Single‑phase and three‑phase electrical systems
Power quality, grounding, and isolation
Communications and monitoring (Wi‑Fi, Ethernet, cellular, PLC)
Battery energy storage systems and control behavior
Provide on‑site or remote support for commissioning, system validation, and performance optimization.
Storage & Grid Integration
Support residential and C&I energy storage applications, including:
Backup power and resilience
Self‑consumption and export control
Time‑of‑use optimization and demand reduction
Assist customers with California‑specific grid and interconnection requirements, including NEC, UL9540A, UL 1741 SB, IEEE 1547‑2018, California Rule 21 and Utility requirements (PG&E, SCE, SDGE, and other utilities)
Serve as a regional resource on grid‑support functionality and system behavior in utility‑interactive environments.
On‑Site Support – White Glove Program
Provide on‑site support activities to guide installation partners to install and commission residential and C&I systems.
New Product Launch Support
Work with installation partners to identify, design, install and commission Pilot sites before general product launch
Cross‑Functional Collaboration
Act as the technical bridge between customers and internal Enphase teams, including:
Technical Support
Product Management
Provide structured field feedback based on real‑world installations, customer requirements, and regional constraints.
Support escalation cases where field insight and system‑level understanding are required.
Who you are and What you bring
Bachelor’s degree in Mechanical, Electrical engineering, Power Systems, Renewable Energy, or related technical discipline, or equivalent practical experience.
8+ years of experience in solar PV, energy storage, power electronics, or field applications engineering, spanning residential and/or C&I.
Proven ability to troubleshoot complex, multi‑disciplinary technical issues.
Excellent communication and presentation skills.
Willingness to travel locally within the Bay Area and regionally as needed (~50-70%).
Solid understanding of:
Residential and commercial PV system architectures
Inverters and microinverters
Battery energy storage systems
Power distribution fundamentals (single‑and‑three‑phase)
Networking and monitoring systems
Preferred Qualifications
Experience with Enphase products or similar distributed energy technologies.
Hands‑on background in installation, commissioning, or field service.
Familiarity with California AHJ and utility interconnection processes.
Experience supporting both residential installers and commercial EPCs.
Prior exposure to product feedback loops or cross‑functional technical roles.
NABCEP certification
The base salary range for this position is $94,000 to $145,000 and may vary based on experience, skills, and location. Thispositionis also eligible for bonus, equity, and benefits, with final compensation determinedin accordance withapplicable laws and internal equity.
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Who can apply
Review the original listing for work authorization, qualifications and employer requirements.