Pure Power Engineering

Battery Energy Storage System (BESS) Design Engineer

Pure Power Engineering

full-time

Posted on:

Origin:  • 🇺🇸 United States

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Salary

💰 $120,000 - $160,000 per year

Job Level

Mid-LevelSenior

About the role

  • Lead the electrical design of BESS projects, including one-line diagrams, system layout, load flow, and control schematics
  • Ensure designs comply with applicable codes and standards such as NEC 706, UL 9540, NFPA 855, IEEE 1547, and local AHJ permitting requirements
  • Model system behavior for performance, lifecycle, and resiliency scenarios using industry tools
  • Support interconnection efforts by developing utility-compliant designs and interfacing with utility engineers as needed
  • Collaborate with solar PV engineering teams to optimize hybrid systems and coordinate control strategies
  • Serve as the internal escalation point for technical challenges related to BESS across projects
  • Participate in client-facing technical meetings to explain design decisions and system performance expectations
  • Contribute to technical proposals, project scope development, and preliminary design packages
  • Maintain up-to-date knowledge of BESS technologies, codes, and industry trends
  • Conduct technical reviews of peer work to ensure quality and compliance
  • Assist with field support and site assessments on an as-needed basis
  • Other tasks as assigned

Requirements

  • Bachelor's degree in Electrical Engineering or related field (Master’s degree preferred)
  • Minimum 5 years of experience in the solar, storage, or microgrid industry, including at least 3 years specifically focused on BESS design and integration
  • Demonstrated expertise in BESS design, modeling, interconnection, and compliance with AHJ/utility requirements
  • Proficiency with AutoCAD, modeling tools (e.g., HOMER, PSCAD, ETAP), and control system concepts
  • Deep understanding of energy storage applications including peak shaving, time-of-use shifting, demand management, and resiliency
  • Familiarity with microgrid design, including PV+storage+genset configurations and control architectures
  • Strong communication skills with the ability to interface with clients, utilities, and cross-functional engineering teams