Automotive System Engineer (BMS)

Volto Consulting; Glendale (WI); On-site; USD 110,000 - 140,000; Full time

Job summary

Volto Consulting is seeking an Automotive System Engineer (BMS) in Glendale, WI, on-site. The role focuses on designing and maintaining the system architecture for Li-Ion battery systems, SCAP modules, and BMS, including interfaces, topology, and allocation of requirements to hardware and software.

Collaboration across engineering teams is essential to ensure regulatory compliance and traceability. The ideal candidate has extensive experience in automotive system architecture, BMS, and

Qualifications

• 6+ years in automotive system architecture or BMS-related roles
• Experience with Lithium-Ion Battery Systems and Super Capacitors
• Knowledge of ASPICE SYS.3 process area and system architecture reviews

Responsibilities

• Develop and maintain system architectural design for Li-Ion battery systems, SCAP, and BMS per requirements.
• Define system elements, interfaces, and allocation of requirements to hardware/software/diagnostics.
• Collaborate with software, hardware, validation, safety, cybersecurity, and mechanical teams.
• Perform architecture reviews, trade-off studies, and ensure traceability to requirements.

Skills

Automotive system architecture

BMS architecture

System decomposition

ASPICE SYS.3

Requirements allocation

Tools

Cameo

Job description

Job Title: Automotive System Engineer (BMS)

Location: Glendale, WI 53217 (100% On-site)

Contract

Role Descriptions:

Develop and maintain the system architectural design for Lithium-Ion Battery Systems, Super Capacitor Modules (SCAP), and Battery Management Systems (BMS) based on approved system requirements. Define system elements, subsystems, logical and physical architecture, interfaces, communication topology, operational modes, and allocation of requirements to hardware, software, mechanical, diagnostics, functional safety, and cybersecurity domains. Establish and document system decomposition including battery pack, battery module, cell monitoring units, BMS controller, contactor system, sensing elements, thermal management system, and Super Capacitor integration. Define internal and external interfaces, interface control specifications, and system interaction models. Perform architectural trade-off studies, feasibility assessments, and technology evaluations to support product development decisions. Ensure architectural consistency, scalability, reuse, and compliance with customer requirements, regulatory standards, and organizational guidelines. Maintain bidirectional traceability between system requirements and architectural elements. Collaborate with software, hardware, validation, functional safety, cybersecurity, and mechanical engineering teams to ensure complete and effective allocation of system requirements. Conduct architecture reviews, impact assessments, and change management activities. Ensure Automotive SPICE SYS.3 compliant work products, reviews, baselines, and configuration management for all system architectural deliverables.

Essential Skills:

Strong expertise in automotive system architecture development and system decomposition. In-depth knowledge of Lithium-Ion Battery Systems, Super Capacitor Modules, and Battery Management System (BMS) architecture. Experience defining system elements, interfaces, communication networks, functional allocation, and requirement allocation to hardware and software. Strong understanding of battery functions including SOC, SOH, SOP, cell balancing, thermal management, contactor control, diagnostics, fault handling, charging/discharging management, and power distribution. Hands‑on experience with ASPICE SYS.3 process area, architecture modeling, architectural analysis, and design reviews. Strong understanding of requirement traceability, system integration considerations, and architecture governance. Excellent analytical, problem‑solving, and cross‑functional collaboration skills.

Desirable Skills:

Knowledge of ISO 26262 Functional Safety architecture concepts including safety mechanisms, safety‑related allocation, and technical safety concept integration. Exposure to ISO/SAE 21434 cybersecurity architecture and secure system design principles. Experience with low‑voltage (12V/24V/48V) and high‑voltage battery systems. Exposure to Sodium‑Ion battery technologies, hybrid energy storage systems, and Super Capacitor applications. Familiarity with AUTOSAR architecture, Model‑Based Systems Engineering (MBSE), and electrification programs for automotive OEMs and Tier‑1 suppliers.

Keyword:

ASPICE SYS.3, System Architectural Design, System Architecture, BMS Architecture, Battery Management System, Lithium‑Ion Battery, Li‑Ion, Super Capacitor, SCAP, Energy Storage System, System Decomposition, Interface Design, Requirement Allocation, Functional Allocation, Hardware Software Partitioning, Logical Architecture, Physical Architecture, SysML, UML, MBSE, AUTOSAR, Functional Safety, Cybersecurity.

Skills:

Systems Engineering, Cameo, BMS, Li‑Ion, Super Capacitors, Na‑Ion

Experience Required:

6+ Years (Minimum 4 years of experience in Automotive System Architecture, Battery Management Systems, Lithium‑Ion Battery Systems, Super Capacitor Systems, or Energy Storage Products)

Skills: EIS - Model Based Systems Engineering Experience Required: 4-