BMS Systems Architect & Technical Lead

Actalent; Ann Arbor (MI); On-site; USD 85,962,000 - 100,289,000; Full time

Benefits offered by this job

Medical, dental & vision

401(k)

Life Insurance

Disability insurance

HSA

Time Off/Leave

Job summary

Actalent in Ann Arbor, MI is seeking a Principal BMS Engineer who defines technical direction, owns system-level architecture decisions, and ensures regulatory and functional safety compliance across firmware, electronics, algorithms, and system integration.

In this role, you will own and steward multi-generation BMS platforms, define system-level technical direction, and guide cross-functional architectural decisions to ensure BMS solutions are robust, scalable, and aligned with current and

Qualifications

• Master’s degree in Electrical Engineering, Computer Science, or Computer Engineering preferred; or Bachelor’s degree in a related field with relevant certifications or graduate-level coursework.
• 15+ years of embedded systems work experience.
• 7+ years of experience with battery or relevant energy systems preferred.

Responsibilities

• Serve as technical authority for BMS architecture, including firmware, electronics, sensing, controls, and system integration.
• Define and maintain system-level BMS architecture, design patterns, and technical standards across multiple product lines.
• Lead technical trade studies for safety, performance, cost, manufacturability, and long-term maintainability.
• Establish best practices for embedded firmware architecture, hardware abstraction, diagnostics, and fault handling.
• Provide expert-level guidance on embedded firmware design, real-time systems, and safety-critical software.
• Lead development and review of core BMS algorithms, including SOC, SOH, SOE, cell balancing, protection, diagnostics, and degradation monitoring.
• Own interpretation and application of relevant safety and compliance standards (e.g., UL, IEC, ISO, functional safety guidance) as they relate to BMS design.
• Drive system-level requirements decomposition, traceability, and verification strategy.
• Lead DFMEA, FTA, and system-level risk assessments; ensure mitigation strategies are implemented and verified.
• Guide development of end-of-line test strategies, diagnostic coverage, and service tools.
• Ensure BMS designs are manufacturable, testable, and serviceable at scale.
• Support long-term sustainment, reliability improvements, and continuous improvement initiatives.
• Other duties as assigned by management.

Skills

BMS firmware

System-level design

Embedded communication protocols (SPI,

I2C, CAN, CANOpen, J1939, UDS)

Education

Master’s degree in Electrical Engineering, Computer Science, or Computer Engineering preferred; or Bachelor’s degree with relevant certifications / coursework

Job description

Actalent in Ann Arbor, MI is seeking a Principal BMS Engineer who defines technical direction, owns system-level architecture decisions, and ensures regulatory and functional safety compliance across firmware, electronics, algorithms, and system integration.

In this role, you will own and steward multi-generation BMS platforms, define system-level technical direction, and guide cross-functional architectural decisions to ensure BMS solutions are robust, scalable, and aligned with current and