FTI

Senior Engineer, Battery Systems

FTI

full-time

Posted on:

Location Type: Office

Location: Menasha • Wisconsin • 🇺🇸 United States

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Job Level

Senior

About the role

  • Lead 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 specifications, selection analysis, and simulation reports
  • Collaborate with simulation, thermal, and mechanical engineers to define modeling requirements and validate battery architectures
  • Partner with controls and software teams to establish guidelines for BMS design and integration
  • Evaluate and benchmark new chemistries and competitive technologies to ensure best-in-class performance
  • Support verification and validation activities by defining DVP&R for battery system testing
  • Ensure compliance with industry standards (UL 9540A, UL 1973) and lead risk assessments for product safety

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
  • Master’s degree in electrical, Mechanical, or Chemical Engineering (preferred)
  • Experience with DFMEA, root cause analysis, and reliability engineering (preferred)
  • Knowledge of aging analysis, end-of-life behavior, and thermal management strategies (preferred)
  • Experience with performance modeling tools (MATLAB/Simulink, Simscape) and FEA/CFD for thermal and structural analysis (preferred)
Benefits
  • Industry-leading benefits as an investment in the lives of team members and their families
  • Competitive, merit-based compensation
  • Career path development
  • Flexible and robust benefits package
  • Opportunities for continued education and career development

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard skills
battery system designbattery testingDFMEAfailure mode analysisreliability engineeringperformance modelingaging analysisthermal managementvalidation protocolslithium-ion chemistries
Soft skills
communication skillscross-functional collaborationstakeholder engagementclear recommendationsguidelines establishment