Senior BESS Engineer

ENTRUST • Englewood, CO

1d

About The Position

The Senior BESS Engineer provides technical leadership and subject-matter expertise for battery energy storage projects across utility-scale and commercial markets. This role is responsible for independent engineering judgment, client advisory support, and mentoring/training junior engineers, while ensuring designs meet regulatory, safety, and performance requirements. This position works closely with clients, utilities, EPCs, OEMs, and internal multi-disciplinary teams to deliver high-quality, compliant, and constructible BESS solutions.

Requirements

• 7–12+ years of electrical or power engineering experience
• 5+ years of direct experience with BESS, renewables, or utility-scale power projects
• Experience working in an engineering consulting, EPC, or utility advisory role
• Strong knowledge of medium- and high-voltage systems and substation-connected assets
• Proven experience with battery technologies (e.g., Li-ion / LFP), PCS, EMS, and protection systems
• Proficiency with tools such as ETAP, SKM, PSCAD, PowerWorld, AutoCAD, or equivalent

Responsibilities

• Act as a trusted advisor to clients, providing engineering recommendations, risk assessments, and design alternatives
• Lead the design of utility-scale and/or C&I BESS including batteries, PCS/inverters, MV/LV equipment, transformers, protection, grounding, and auxiliary systems
• Develop and review one-line diagrams, layouts, control schematics, grounding plans, and specifications
• Support interconnection applications, utility coordination, and technical negotiations
• Evaluate battery performance, degradation, thermal behavior, and system lifecycle considerations
• Review OEM and EPC technical submittals, compliance matrices, and FAT/SAT documentation
• Ensure compliance with NEC, NFPA 855, UL 9540 / 9540A, IEEE, IEC, and AHJ requirements
• Support fire protection coordination, hazard mitigation strategies, and safety narratives
• Participate in or lead technical risk reviews and HAZOP-style assessments
• Support RFP responses, proposals, and engineering cost estimates
• Coordinate across civil, structural, protection & controls, and SCADA disciplines

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: No Education Listed