We are seeking a highly skilled and motivated Battery Energy Storage System (BESS) Design Engineer to serve as a subject matter expert (SME) across our portfolio of commercial, industrial, utility-scale, and microgrid projects (100kW to 100MW). This role blends hands-on technical design with cross-functional collaboration, guiding the development and integration of BESS as standalone systems or in conjunction with solar PV and other distributed energy resources.

This is an individual contributor and technical lead position ideal for an engineer who enjoys deep technical work, solving complex challenges, and serving as a go-to expert within the organization.

About Pure Power

Pure Power is an engineering firm specializing in designing big, challenging, and high-profile Solar PV systems. As a full-service engineering firm, we create the electrical and structural drawings and calculation packages for bidding, permits, and construction, as well as supporting the lead up to the full engineering drawings, primarily interconnection support and electrical/structural feasibility studies. An essential aspect of our design is the structural analysis of buildings and structures that support the solar PV system.

Those that join the company have an opportunity to:

Work in a fast growing, exciting, & innovative industry.
Have a career with purpose and impact on the environment.
Contribute to the best and largest firm in the solar industry with a great reputation built over the past 10 years.
Take pride that our services really are the best in the industry. There is no “fake it until you make it" here!

Key Responsibilities

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.

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Pure Power Engineering Inc

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Battery Energy Storage System (BESS) Design Engineer