Position Overview International Corporation, a leading North American truck manufacturer with great products, a strong market position and best-in-class distribution network, has an exciting new opportunity for a High Voltage Battery Senior Electrical System Engineer to join our EV Battery team. This is currently a hybrid position working 3 days in office and 2 days work from home a week at Rochester Hills, MI, or Elmendorf, near San Antonio, TX, Lisle, IL. (International reserves the right to update the current hybrid working status at any time) The High Voltage Battery Senior Electrical System Engineer will help lead development of an externally sourced energy storage system (ESS) solution in addition to working on future internal solutions for the electrification of International commercial vehicles. The High Voltage Battery Sr Electrical System Engineer ensures that the ESS integrates with and functions optimally with the vehicle propulsion and auxiliary systems. Responsibilities Defining and leading Pack requirements and system interactions Support Pack sizing, DFMEA, mechanical, fitment, and thermal system interactions Support battery functional safety, battery controls and specifications Creation and maintenance of complete Design Requirement Documents for HV Energy Storage Systems identifying and taking into account requirements that flow-down from of governmental, regional, industry, and internal International standards, Centers of Excellence, and lessons-learned Creation and maintenance of relevant system interface documents Review of supplier DFMEAs and co-development of HV ESS Functional Safety requirements and system DFMEAs with the Vehicle Performance Integration team, create representative ESS solution usage cases for performance and life assessment Perform preliminary (course/static) ESS sizing estimates for power and energy utilizing supplier and internal test data Generate static power capability maps and energy walks for ESS variants Lead internal and external work-streams to achieve timely execution of program deliverables with good quality Utilize engineering tools and processes to successfully develop and validate hardware and software of the ESS in collaboration with suppliers and internal departments Provide support during vehicle production launch Understanding of components in the battery distribution unit, such as fuses, contactors, pre-charge resistors, to meet ESS life, durability, and safety requirements Interaction with sensors used in HV RESS, including cell-monitoring sense circuity, associated ASICs, current, temperature, and gas sensors Generate electrical requirements for RESS Design Requirements Documents Performing system level stack-ups of sensing errors, communication resolution, interconnection resistances, and environmental effects Develop excel-based tools to facilitate quick assessment and visualize impact of changes Provide electrical inputs to the RESS modeling engineer DoE to properly validate/verify RESS electrical components via CAE and physical testing Responsible for the electrical portion of the RESS DVP&R, including resource planning, authoring test procedures, and assessment of results Lead or assist in root-cause analysis (8D) and suggest corrective actions of RESS electricals Author and maintain RESS electrical interface requirement documents Work with vehicle electrical wiring team to optimize RESS HV architecture and interfaces. Integrate the RESS solution into test-benches and development vehicles. Must be able to collaborate and work well in teams, including across brands and time-zones Minimum Requirements Bachelor’s degree in Engineering or Engineering Technology At least 8 years of experience in product design/development At least 1 year leading others in engineer/design activities OR Master’s degree in Engineering or Engineering Technology At least 6 years of experience in product design/development At least 1 year leading others in engineer/design activities OR PhD in Engineering or Engineering Technology At least 3 years of experience in product design/development At least 1 year leading others in engineer/design activities Additional Requirements Qualified candidates, excluding current International Motors employees, must be legally authorized on an unrestricted basis (US Citizen, Legal Permanent Resident, Refugee or Asylee) to be employed in the United States. International Motors does not anticipate providing employment related work sponsorship for this position (e.g., H-1B status) Desired Skills Automotive related engineering degree Electrical or experience highly desired Experience or education in (Electrical, Systems, Mechanical) Strong understanding of basic electrical concepts and computations applicable to batteries Working experience with HV Energy Storage Systems for commercial or automotive applications Working experience with relevant industry standards such as SAE J1939, J1772, ISO15118, ISO 26262, etc. Designing, developing, documenting, and maintaining Battery Management practices Developing Battery Management requirements, determining sensing requirements, setting maturity and clearing thresholds, and implementing in software Cascading specifications from system to the BMS; Working knowledge of thermodynamics, EMC/EMI, grounding best practices Working knowledge of circuit modeling & simulation (MATLAB/Simulink, xSpice, or similar) Working knowledge of on/off vehicle DAQ systems Must be able to perform electrical and statistical calculations to support component sizing (current at power, voltage at power, etc.) Hands on experience with power-electronics and electrified propulsion systems Experience with physical testing of electrical components Hands-on experience working on HV lithium-ion batteries Familiar with design-for-serviceability concepts Working knowledge of HV battery management systems, cell balancing, HV isolation monitoring Working experience in following automotive product development processes and product production launches preferred Experience or familiarity with engineering tools and software, for example: CANalyzer, Matlab, Polarian, AUROS, XFMEA DFSS green or black-belt certification preferred Benefits and Compensation International provides a competitive total rewards package commensurate with applicable skills, knowledge, and experience and consistent with internal and external market practices. The annual salary range for this role is 120K-170K Company Overview At International Motors, LLC* (“International”), we’ve never backed away from forging our own path. Our openness and ability to meet customers where they are, combined with our curious mindset is what defines us as a company. And as individuals. With big changes ahead for the commercial vehicle industry, and people counting on us to keep things moving, we say: bring on the journey. ABOUT INTERNATIONAL From a one-man company built on the world-changing invention of the McCormick reaper in 1831, to the 15,000-person-strong company we are today, few companies can lay claim to a history like International. Based in Lisle, Illinois, International Motors, LLC* creates solutions that deliver greater uptime and productivity to our customers throughout the full operation of our commercial vehicles. We build International® trucks and engines and IC Bus® school and commercial buses that are as tough and as smart as the people who drive them. We also develop Fleetrite® aftermarket parts. In everything we do, our vision is to accelerate the impact of sustainable mobility to create the cleaner, safer world we all deserve. As of 2021, we joined Scania, MAN and Volkswagen Truck & Bus in TRATON GROUP, a global champion of the truck and transport services industry. To learn more, visit www.International.com. *International Motors, LLC is d/b/a International Motors USA in Illinois, Missouri, New Jersey, Ohio, Texas, and Utah. EEO Statement International 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. 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