HV Battery ESS (Energy Storage System) BMS Diagnostics ...

Position Overview:Our eMobility Team is growing and we have a great opportunity for HV Battery ESS (Energy Storage System) BMS Diagnostics & Software Validation Engineer.The engineer in this position will help define the requirements for the BMS (Battery Management System) and help validate the BMS against them on a test bench and concept & development vehicles. The engineer in this role ensures that the BMS can detect and correct or otherwise take appropriate action on these faults under a wide variety of conditions. This is a hybrid position based in our Rochester Hills, MI, Lisle, IL or San Antonio, TX locations.Responsibilities:Designing, developing, and documenting production/system validation practicesDeveloping BMS diagnostics requirements, determining sensing requirements, setting maturity and clearing thresholds, and implementing in softwareCascading test specifications from system to BMS; delivery of software test plans & procedures for BMS testingCascading sensor requirements necessary to meet diagnostic goals to HW teamPerforming BMS software integration tests on system bench and concept/development vehiclesValidation against requirements, assessment of results, and creating reportsAssist in software and algorithm debuggingProvide input to DFMEAsConduct research on new tools, best practices, and procedures for BMS test quality & efficiency improvementsWork with suppliers, our TRATON partners, and other Navistar teams to achieve program goals on-time and with high qualityMinimum Requirements:Bachelor''s degree in Engineering or Engineering TechnologyAt least 5 years of experience in product design/developmentORMaster''s degree in Engineering or Engineering TechnologyAt least 3 years of experience in product design/developmentORPhD in Engineering or Engineering TechnologyAdditional Requirements:Qualified candidates, excluding current Navistar employees, must be legally authorized on an unrestricted basis (US Citizen, Legal Permanent Resident, Refugee or Asylee) to be employed in the United States. Navistar does not anticipate providing employment related work sponsorship for this position (e.g., H-1B status)Desired Skills:Engineering degreeHands-on experience with various controller (BMS preferred) testing including diagnostics, algorithms verification, and regression testingHands-on experience with diagnostic protocols such as UDS or similarHands-on experience with CAN HW & SW Test tools such as CANanalyzer, CANoe, Canape, INCABasic programing skills in Python, C, CAPLExperience in manual and automated testing methodsWorking experience with relevant industry standards such as SAE J1939, J1772, ISO15118, ISO 26262, etc.Experience designing tests and writing detailed test plansWorking experience in following automotive product development processes and product production launches preferredWorking experience with HV Energy Storage Systems for mobile applications preferredExperience or familiarity with engineering tools and software, for example: Matlab, Polarian, AUROS, XFMEADFSS green or black-belt certification preferredCompany Overview:Navistar is a purpose-driven company, reimagining how to deliver what matters to create more cohesive relationships, build higher-performing teams and find solutions where others don''t.Navistar is the Lisle, Illinois-based parent company of International® brand commercial trucks and engines, IC Bus® brand school and commercial buses, all-makes OnCommand® Connection advanced connectivity services, aftermarket parts brands Fleetrite®, ReNEWed® and Diamond Advantage® and Brazilian manufacturer of engines and gensets MWM Motores Diesel e Geradores.With a history of innovation dating back to 1831, Navistar has more than 12,000 employees worldwide and is part of TRATON SE, a global champion of the truck and transport services industry.Accelerating the Impact of Sustainable Mobility:Visit us at to discover more about our organizationNavistar is an Equal Opportunity Employer. We evaluate qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, veteran status, and other legally protected characteristics.ridewithnavistarJob Posting: LI-POST

Created: 2025-10-04