Senior Systems Integration Engineer, Battery Energy Storage System

General Motors

Senior Systems Integration Engineer at GM focusing on battery energy storage system integration. Leading technical development and cross-functional collaboration for launch-ready products.

Posted 6/9/2026full-timeWarren • Missouri • 🇺🇸 United StatesSenior💰 $106,600 - $163,400 per yearWebsite

About the role

Key responsibilities & impact

Own system requirements and interface definition from concept through launch to ensure the product performs as intended in the customer application.
Define and maintain key product interfaces across mechanical, thermal, fluid, electrical, and communication systems.
Evaluate product performance against requirements using analysis, modeling, and development testing.
Drive technical tradeoff studies and engineering decisions across subsystems, including cells, modules, structures, thermal management, sensing, bussing, electronics, controls, and power conversion interfaces.
Work closely with cross-functional partners across systems, manufacturing, validation, supply chain, quality, controls, power electronics, and program management to deliver launch-ready products.
Understand applicable codes, standards, regulations, and certification requirements, and ensure requirements and designs align accordingly.
Guide designs through development gates with strong technical rigor and clear evidence that requirements have been achieved.
Identify system-level technical risks early, develop mitigation plans, and lead issue resolution to keep programs on track.
Benchmark BESS products and relevant adjacent industries to identify opportunities in architecture, technology, and development approach.
Help define and improve BESS engineering processes, tools, standards, and templates to support future program growth.
Contribute as a technical leader on an evolving team where speed, sound judgment, and hands-on problem-solving matter.

Requirements

What you’ll need

Proven success leading the technical development of battery systems or closely related electrified products.
Demonstrated ability to build and manage system requirements and interface definitions from the ground up.
Strong understanding of BESS subsystems, including cells, modules, structures, thermal management, sensing, bussing, battery management systems, controls, power conversion interfaces, and safety systems.
Experience evaluating product performance through analysis, modeling, and development testing to support technical decision-making.
Experience analyzing high-voltage electrical systems.
Ability to lead through influence across cross-functional teams and align stakeholders around technical direction.
Strong communication skills with the ability to distill complex technical topics for leadership and cross-functional decision-making.
Demonstrated data-driven decision-making grounded in first principles.
Bachelor of Science in Engineering.
5+ years of product engineering experience.

Benefits

Comp & perks

GM offers a variety of health and wellbeing benefit programs.
Benefit options include medical, dental, vision, Health Savings Account, Flexible Spending Accounts, retirement savings plan, sickness and accident benefits, life insurance, paid vacation & holidays, tuition assistance programs, employee assistance program, GM vehicle discounts and more.

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

battery systemssystem requirementsinterface definitionsproduct performance evaluationanalysismodelingdevelopment testinghigh-voltage electrical systemsthermal managementbattery management systems

Soft Skills

leadershipcross-functional collaborationcommunicationdata-driven decision-makingproblem-solvinginfluencestakeholder alignmenttechnical rigorrisk identificationissue resolution

Certifications

Bachelor of Science in Engineering