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JOB REQUIREMENTS: You\'ve discovered something special. A company that cares. Cares about leading the way in construction, engineering, manufacturing and renewable energy. Cares about redefining how energy is designed, applied and consumed. Cares about thoughtfully growing to meet market demands. And - as \"one of the Healthiest 100 Workplaces in America\" - is focused on the mind/body/soul of team members through our Culture of Care . Faith Technologies Inc. (FTI) is searching for a Senior Battery Systems Engineer to join our R&D organization and drive innovation in stationary energy storage solutions for our Product Engineering team located in either Phoenix, AZ or Menasha, WI. This role will focus on the design, development, and validation of advanced battery systems for UPS, C&I, and BESS applications. You will lead system-level testing, create validation plans, and collaborate across disciplines to ensure performance, reliability, and safety of integrated battery systems. About the Product Engineering Team Our Product Engineering Team sits at the intersection of innovation and execution, transforming ideas into real-world products and solutions for Excellerate Products(tm), a division of Faith Technologies Incorporated (FTI). From early concept through full-scale production, our engineers design Data Center power distribution products, Electric Vehicle charging skids, switchboards and more! With a strong focus on quality, manufacturability, and customer outcomes, we ensure every product is engineered to perform in the real world-safely, reliably, and at scale. To learn more about our products and services, visit our website: Excellerate Products - Smarter Power Solutions - FTI. MINIMUM REQUIREMENTS * Bachelor\'s degree in electrical, Mechanical, Chemical, or related engineering discipline. * 5+ years of experience in battery system design, architecture, testing, or integration for stationary applications (UPS, BESS, C&I). * Strong knowledge of lithium-ion chemistries, battery architectures, and failure modes. * Hands-on experience with battery testing and validation protocols. * Familiarity with compliance standards and safety regulations for stationary battery systems. * Excellent communication skills for cross-functional collaboration and stakeholder engagement. * Strong communication skills to provide clear recommendations and guidelines to stakeholders, technical development teams, and testing teams PREFFERED REQUIREMENTS * Master\'s degree in electrical, Mechanical, or Chemical Engineering. * Experience with DFMEA, root cause analysis, and reliability engineering. * Knowledge of aging analysis, end-of-life behavior, and thermal management strategies. * Experience with performance modeling tools (MATLAB/Simulink, Simscape) and FEA/CFD for thermal and structural analysis. Travel: 5-10% Work Schedule: This position works between the hours of 7 AM and 5 PM, Monday- Friday. However, work may be performed at any time on any day of the week to meet business needs. Work Location: This role requires work to be done Onsite from our Menasha, WI or Phoenix, AZ office. Our onsite roles include a high level of workplace and schedule flexibility to support a healthy work-life balance. KEY RESPONSIBILITIES * Participate in system-level testing of integrated battery systems for UPS, microgrid, EV charging, and data center applications. * Develop test plans and protocols to validate battery performance, life, and reliability at cell, module, and pack levels. * Conduct and document DFMEA and failure mode analysis for battery systems. * Define system-level requirements for size, performance, cost, and compliance for stationary battery systems. * Maintain technical documentation, including specifica To view the full job description please use the link below. https://www.aplitrak.com/?adid=YmJnZW5lcmljLjIxMzI3Ljg3NzBAZmFpdGh0ZWNoY29tcC5hcGxpdHJhay5jb20 ***** AP LICATION INSTRUCTIONS: Apply Online: https://www.aplitrak.com/?adid=YmJnZW5lcmljLjIxMzI3Ljg3NzBAZmFpdGh0ZWNoY29tcC5hcGxpdHJhay5jb20 Qualified females, minorities, and special disabled veterans and other veterans are encouraged to apply.