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  1. Home
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  5. Senior Engineer, Battery Systems
FTI logo

Senior Engineer, Battery Systems

Not Disclosed•Full-TimeOn-site

location_onMenasha Post Office, Racine Street, Menasha, Winnebago County, Wisconsin, 54952, United States

Apply Now

Faith Technologies Inc. (FTI) is a company that cares, leading the way in construction, engineering, manufacturing, and renewable energy. We are dedicated to redefining how energy is designed, applied, and consumed while thoughtfully growing to meet market demands. Recognized as one of the Healthiest 100 Workplaces in America, our Culture of Care focuses on the mind, body, and soul of our team members.

The Senior Battery Systems Engineer will join our R&D organization to drive innovation in stationary energy storage solutions for the Product Engineering team. This role is located onsite in either Phoenix, AZ or Menasha, WI. You will lead system-level testing, create validation plans, and collaborate across disciplines to ensure the performance, reliability, and safety of integrated battery systems for UPS, C&I, and BESS applications.

Our Product Engineering Team sits at the intersection of innovation and execution, transforming ideas into real-world products for Excellerate Products, a division of 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.

If you are energized by new challenges, FTI provides opportunities to redefine what's possible for your future. Once you join, you are officially in the driver's seat of your career. FTI is a 'merit to the core' organization that recognizes and rewards top performers, offering competitive, merit-based compensation, career path development, and a flexible, robust benefits package. We provide industry-leading benefits as an investment in the lives of team members and their families.

This position requires onsite work between the hours of 7 AM and 5 PM, Monday through Friday, though flexibility exists to meet business needs. Travel is expected at 5-10%. Applicants must be authorized to work for any employer in the U.S. We are unable to sponsor or take over sponsorship of an employment Visa at this time, other than the TN1 Visa for Canadians.

Faith Technologies, Inc. is an Equal Opportunity Employer – veterans/disabled.

Work location

Work model: On-site

location_on

Menasha Post Office, Racine Street, Menasha, Winnebago County, Wisconsin, 54952, United States

Menasha, Wisconsin

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Skills, education and keywords

Skills: Battery System Design, Battery Testing, Validation Protocols, Lithium-Ion Chemistries, Battery Architectures, Failure Modes, Dfmea, Root Cause Analysis, Reliability Engineering, Aging Analysis.

Education: Bachelor's degree in electrical, Mechanical, Chemical, or related engineering discipline required; Master's degree in electrical, Mechanical, or Chemical Engineering preferred.

Frequently asked questions about Senior Engineer, Battery Systems at FTI

What does a Senior Engineer, Battery Systems at FTI do?expand_more
A Senior Engineer, Battery Systems at FTI is responsible for the following: 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; and Define system-level requirements for size, performance, cost, and compliance for stationary battery systems.
What are the requirements for this Senior Engineer, Battery Systems role?expand_more
FTI is looking for candidates who meet the following 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; Master's degree in electrical, Mechanical, or Chemical Engineering (preferred); Authorized to work for ANY employer in the U.S.; and TN1 Visa (Canadian) sponsorship available.
Where is the Senior Engineer, Battery Systems role at FTI located?

Key Responsibilities

  • check_circleParticipate in system-level testing of integrated battery systems for UPS, microgrid, EV charging, and data center applications
  • check_circleDevelop test plans and protocols to validate battery performance, life, and reliability at cell, module, and pack levels
  • check_circleConduct and document DFMEA and failure mode analysis for battery systems
  • check_circleDefine system-level requirements for size, performance, cost, and compliance for stationary battery systems
  • check_circleMaintain technical documentation, including specifications, selection analysis, and simulation reports
  • check_circleCollaborate with simulation, thermal, and mechanical engineers to define modeling requirements and validate battery architectures
  • check_circlePartner with controls and software teams to establish guidelines for BMS design and integration
  • check_circleEvaluate and benchmark new chemistries and competitive technologies to ensure best-in-class performance
  • check_circleSupport verification and validation activities by defining DVP&R for battery system testing
  • check_circleEnsure compliance with industry standards (UL 9540A, UL 1973) and lead risk assessments for product safety

Requirements

  • verifiedBachelor's degree in electrical, Mechanical, Chemical, or related engineering discipline
  • verified5+ years of experience in battery system design, architecture, testing, or integration for stationary applications
  • verifiedMaster's degree in electrical, Mechanical, or Chemical Engineering (preferred)
  • verifiedAuthorized to work for ANY employer in the U.S.
  • verifiedTN1 Visa (Canadian) sponsorship available

Nice to Have

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.

FTI cover image
FTI logo
Company

FTI

Industry

Construction

Headquarters

Menasha, WI

Open Roles

5

Faith Technologies Incorporated (FTI) leads the way in construction, engineering, manufacturing and renewable energy.

FTI, headquartered in Menasha, Wisconsin, operates within the construction and energy sectors as a multifaceted organization combining expertise in engineering, manufacturing, and renewable energy. The company delivers comprehensive solutions across the project lifecycle, ranging from initial assessment and engineering design to manufacturing, installation, operations, and ongoing optimization. FTI also supports project development through capital asset management services tailored to meet specific financial and operational needs. The organization executes its mission through three distinct brand divisions. EnTech Solutions focuses on distributed energy capabilities, eMobility charging infrastructure, and sustainable fuel technologies for clients seeking reliable clean energy. Excellerate specializes in national manufacturing of electrical assemblies and modular solutions, including EV charging systems, offering both stock and custom-engineered products designed to enhance safety and productivity. Faith Technologies provides specialized services in electrical planning, engineering, design, and installation, driving industry change through strategic consulting and continuous technological investment. By integrating these specialized capabilities, FTI serves partners and teams across various sectors with a focus on innovation and practical application of energy concepts. The company maintains a presence that supports end-to-end project delivery, ensuring solutions address current demands while preparing for future energy requirements.
View company profilearrow_forwardlanguageWebsitelinkLinkedIn
Quick Overview

Experience

5+ yrs (Senior)

Education

Bachelor's degree in electrical, Mechanical, Chemical, or related engineering discipline required

Job Type

Full-Time

Skills Required

Battery System DesignBattery TestingValidation ProtocolsLithium-Ion ChemistriesBattery ArchitecturesFailure Modes

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expand_more
Senior Engineer, Battery Systems at FTI is based in Menasha Post Office, Racine Street, Menasha, Winnebago County, Wisconsin, 54952, United States. This is a on-site role.
Is this Senior Engineer, Battery Systems job remote, hybrid, or on-site?expand_more
FTI has listed this Senior Engineer, Battery Systems role as on-site.
How much experience is required for this Senior Engineer, Battery Systems role?expand_more
Senior Engineer, Battery Systems at FTI typically requires 5+ years of relevant experience at the senior level.
What skills do you need for the Senior Engineer, Battery Systems role at FTI?expand_more
Key skills for Senior Engineer, Battery Systems at FTI include Battery System Design; Battery Testing; Validation Protocols; Lithium-Ion Chemistries; Battery Architectures; Failure Modes; Dfmea; and Root Cause Analysis.
What education is required for Senior Engineer, Battery Systems at FTI?expand_more
Educational requirements for this role: Bachelor's degree in electrical, Mechanical, Chemical, or related engineering discipline required; and Master's degree in electrical, Mechanical, or Chemical Engineering preferred.
What category does the Senior Engineer, Battery Systems role belong to?expand_more
Senior Engineer, Battery Systems at FTI is part of the engineering job category on Recrutus.

About FTI

FTI, headquartered in Menasha, Wisconsin, operates within the construction and energy sectors as a multifaceted organization combining expertise in engineering, manufacturing, and renewable energy. The company delivers comprehensive solutions across the project lifecycle, ranging from initial assessment and engineering design to manufacturing, installation, operations, and ongoing optimization. FTI also supports project development through capital asset management services tailored to meet specific financial and operational needs.

The organization executes its mission through three distinct brand divisions. EnTech Solutions focuses on distributed energy capabilities, eMobility charging infrastructure, and sustainable fuel technologies for clients seeking reliable clean energy. Excellerate specializes in national manufacturing of electrical assemblies and modular solutions, including EV charging systems, offering both stock and custom-engineered products designed to enhance safety and productivity. Faith Technologies provides specialized services in electrical planning, engineering, design, and installation, driving industry change through strategic consulting and continuous technological investment.

By integrating these specialized capabilities, FTI serves partners and teams across various sectors with a focus on innovation and practical application of energy concepts. The company maintains a presence that supports end-to-end project delivery, ensuring solutions address current demands while preparing for future energy requirements.

Browse more roles: All FTI jobs, engineering jobs on Recrutus.

Recrutus

Curating the world's most innovative career opportunities. We bridge the gap between visionary talent and industry-leading companies.

Search roles by city, category, skill, or job type — explore verified employers, salary benchmarks, and remote-friendly teams across India and beyond.

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Top categories
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CDL A jobsRegistered Nurse jobsBLS jobsExcel jobs
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Company
About usFAQContactPrivacy policyUS privacy notice

Recrutus helps candidates discover roles that match their skills and helps teams reach qualified applicants faster. Browse by metro, discipline, or work style — from internships to senior leadership.

© 2026 Recrutus. All rights reserved.
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Dfmea
Root Cause Analysis
Reliability Engineering
Aging Analysis
Accessibility