Battery Management System (BMS) Manager

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Job description

Rise above. Are you ready to take human possibility to a new dimension with us?

Supernal is an Advanced Air Mobility (AAM) company that's developing an electric vertical take-off and landing (eVTOL) vehicle and the ground-to-air ecosystem to support the emerging industry. By creating a sustainable, integrated, and human-centered ecosystem, we are committed to taking a thoughtful and responsible approach to entering the AAM market with a product that meets the high level of safety and reliability in today's air transportation system.

The future of mobility starts with people. We believe in creative thinking and collaboration to help build a better mobility experience for everyone, improving people's ability to move - whether for work or play. Join our dynamic team as we strive to be a part of something greater where potential powers tomorrow!

Supernal provides an inviting open-space workplace designed to foster collaboration, which aligns with one of our core values. This position is required to work on-site 5 days a week.

What we do:

The Battery Management Systems (BMS) Manager focuses on managing engineers involved in the architecting, design & development of Battery Management System hardware and high voltage (BMS HW and HV) electrical interface systems at the Module level and Pack level from concept to completion for our Energy Storage Systems (ESS). This position is responsible for managing HW resources. The BMS Manager will work with the SW team to get the resources needed for BMS development. BMS manager delivers detailed HW & SW design, design analysis, prototype verification, and production support for testers and product manufacturability. The role works closely with other Algo /Cell Engineers in the Battery team and other cross-functional team members to develop HW/ SW requirements and to support integration testing at the Powertrain, ESS system, or Cell module level.

What you can do:

• Manage HW engineers responsible for the overall architecture and validation of high voltage BMS systems at module and system levels, including power distribution unit (PDU) control interfaces
• Responsible for functional safety and redundancy architecture of HV BMS
• Responsible for interface definition development between peer sub-systems
• Develop architectures for HV BMS for new and innovative ESS solutions
• Ensure requirement traceability between BMS and other higher and lower-level systems as required by aviation certification requirements
• Responsible for developing and maintaining design processes within the BMS team
• Review team deliverables and is responsible for timely and quality delivery of designs and documents for ESS/ Aircraft integration
• Responsible for resolving development issues, directing resources, and driving them through RCCA processes
• Partner with PMO organization to implement build plan
• Up to 10% of domestic and international travel
• Other duties as assigned

What you can contribute:

• Bachelor's degree in electrical or electronics engineering required; Master's or PhD degree preferred
• Minimum of ten (10) years of demonstrated experience in BMS hardware, PDU for large battery pack development, and successfully ramping up in production (an equivalent combination of education and experience may be considered for this role)
• Experience in HV battery management system and HW & SW development
• Experience in designing various communication interfaces like CAN, Iso SPI, Ethernet, and their aviation-specific variants
• Experience in directing engineers to conduct and document tolerance analysis, part stress analysis, safety hazard analysis, FMEA, and FTA, functional safety, and software verification
• Proficiency in architecting and designing analog & mixed signal high voltage systems using the latest cell monitors and master BMS microcontrollers for HW and SW
• Proficiency in HW simulation tools like PSpice and modeling tools like MATLAB, SIMULINK
• Proficiency in lithium-based cell chemistries, their protection requirements, and gauging challenges
• Knowledge of aviation standards for design, testing, and certification like DO254, DO178C, and DO160; System design standards like ARP 7454 and APR4761
• Knowledge of battery estimation Algorithm implementation in SW for BMS applications
• Proficiency in HV circuit design, protection, and safety aspects as applicable to HV batteries
• Knowledge of HV DC/DC, Contactors, and fuses selection for HV ESS applications with an understanding of HV safety and protection methods
• Ability to develop processes to design HW & SW to meet aerospace requirements
• Excellent skills required in technical communication and reliance on data for issue resolution and decision-making
• Excellent verbal and written communication skills
• Proactive delivery of communication and follow-up
• Excellent organizational skills and attention to detail
• Must have the ability to independently prioritize and accomplish work within time constraints
• Proficiency with MS Office Suite, specifically for data analysis, document creation, and reporting

You may also be able to contribute:

• Battery design for aviation applications preferred

Base pay offered may vary depending on skills, experience, job-related knowledge and location. This position is also eligible for a bonus as part of total compensation. The pay range for this position is: $204,200 - $260,700 USD

Click HERE or visit: to view our benefits!

Any offer of employment is conditioned upon the successful completion of a background check. We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, citizenship, sex, gender, gender expression, sexual orientation, age, marital status, veteran status, disability status or any other category or class protected under applicable federal, state or local law. Individuals with disabilities may request a reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodation at:

This position may include access to certain technology and/or software source code subject to U.S. export controls laws and regulations. If an export authorization from an applicable US regulatory agency is required in connection with your employment, your employment is contingent upon Supernal's receipt of such regulatory authorization(s) and your continued compliance with all conditions and limitations pursuant to such authorization(s).

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