Senior Electrical Engineer - Battery Energy Storage Systems

GrowTech Industries, LLC•Goodyear, AZ

About The Position

GTI is seeking a Senior Electrical Engineer to lead the electrical architecture and schematic development of modular Battery Energy Storage Systems. This role designs electrical distribution, protection schemes, control systems, and equipment interfaces that integrate battery modules, PCS inverters, transformers, switchgear, and monitoring systems.

Requirements

Bachelor’s degree in Electrical Engineering
8+ years of experience designing industrial electrical systems or power infrastructure
Experience with power distribution, protection systems, and electrical schematics
Experience integrating inverters, transformers, switchgear, or energy storage equipment
Strong documentation discipline supporting production engineering environments

Nice To Haves

Experience with battery energy storage systems or microgrid power systems
Familiarity with UL 9540, UL 1741, and energy storage safety frameworks
Experience integrating SCADA, EMS, or energy monitoring systems

Responsibilities

Design electrical architectures for BESS platforms including AC and DC power distribution systems
Develop single line diagrams, wiring diagrams, schematics, and cable schedules
Integrate battery systems, battery management systems (BMS), PCS inverters, transformers, and switchgear
Define grounding strategies, protection schemes, and isolation methods for high-power systems
Support designs aligned with UL 9540 energy storage system certification frameworks
Develop monitoring, alarm, and shutdown logic supporting safe battery operation
Coordinate electrical design with mechanical layouts and enclosure constraints
Support commissioning, FAT testing, and troubleshooting of energy storage systems
Identify electrical risks including fault current, protection coordination, and thermal impacts
Develop production-ready electrical documentation supporting manufacturing and integration