Senior Solutions Engineer – Systems Integration

AES • Louisville, CO

1d • Hybrid

About The Position

The Senior Solutions Engineer – Systems Integration serves as a technical owner for how BESS subsystems come together electrically and functionally in the field, ensuring safe, reliable, and performant operation across diverse project environments. This role is crucial for a Fortune 500 company leading the global energy revolution and committed to shaping a future through innovation and collaboration. The company has operations spanning 14 countries and is dedicated to meeting Paris Agreement goals by 2050, with innovative solutions like 24/7 carbon-free energy for data centers.

Requirements

• Bachelor’s degree in Electrical Engineering, Mechanical Engineering, Systems Engineering, or related discipline.
• 7+ years of experience in BESS or complex electromechanical system development and integration.
• Strong experience with electrical systems, energy storage, controls, and power electronics.
• Experience working across multiple OEMs and integrators.
• Proven ability to support fielded systems and post‑installation troubleshooting.
• Familiarity with BESS standards such as UL 9540 / 9540A and applicable electrical codes.
• Experience with BESS safety standards and compliance, including UL 9540 / 9540A NFPA 855, NFPA 110 / 111, NFPA 72, NFPA 68 / 69.
• Willingness to travel to factories and project sites (≈25%).

Nice To Haves

• Master’s degree in Electrical, Mechanical, or Systems Engineering.
• Experience with utility‑scale BESS deployments.
• Hands‑on experience with battery and electrical test equipment.

Responsibilities

• Lead end‑to‑end systems engineering for BESS products from requirements definition through deployment and operation.
• Develop and maintain system‑level requirements, interface control documents (ICDs), specifications, and compliance matrices.
• Integrate multiple subsystems including energy storage, PCS, safety, controls, and communications.
• Review and approve BESS electrical and controls designs, including schematics, wiring diagrams, BOMs, and integration documentation.
• Interpret and apply applicable BESS safety codes and standards (UL, IEC, NFPA, IFC, etc).
• Support prototype builds, certification testing, and production transition, ensuring system‑level validation and qualification plans are aligned with applicable BESS codes, standards, and project requirements.
• Mentor junior engineers and contribute to continuous improvement of BESS integration practices.
• Serve as a technical authority for BESS system architecture and integration into utility‑scale projects.
• Troubleshoot complex electrical, controls, and system‑level issues on deployed BESS assets.
• Perform root cause analysis for field failures and drive corrective and preventive actions.
• Serve as a technical representative supporting the full product lifecycle by participating in permitting and local jurisdiction discussions, managing integration risks, and enabling long‑term operational performance improvements.
• Deliver technical guidance and training to internal and external teams related to BESS safety and emergency response.

Benefits

• medical, dental, and vision coverage
• life insurance
• 401(k) eligibility
• paid time off (including vacation, sick leave time, and parental leave)

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Number of Employees: 1,001-5,000 employees