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Freelance Battery Test Engineer Jobs in Michigan

Vehicle Battery Test Engineer

Detroit, MI ยท On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Battery Lab Test Engineer is responsible for supporting the Design Verification (DV) physical testing, and certification of traction battery pack systems for hybrid and electric vehicles.This is an ...

Vehicle Battery Test Engineer

Detroit, MI ยท On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

We are seeking a Battery Lab Test Engineer for the Allen Park, MI location Battery Lab Test Engineer is responsible for supporting the Design Verification (DV) physical testing, and certification of ...

Powertrain Test Engineer

Livonia, MI ยท On-site

$99K - $166K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • PTO

Battery builds and EOL final testing * Maintain consistency of WMA test sequence programs across all test machines * Perform calibration of test instrumentation * Evaluate test stand requirements for ...

Powertrain Test Engineer

Livonia, MI ยท Hybrid

$99K - $166K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • PTO

The Powertrain Test Engineer will be responsible for battery and end-of-line (EOL) testing, software and application development, vendor coordination, and support for new product development and ...

Software Test Engineer

Milford, MI ยท On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

We're turning today's impossible into tomorrow's standard -from breakthrough hardware and battery ... The Role: The Software Test Engineer position in the Testing and Deployment team will use the ...

Software Test Engineer

Milford, MI ยท Hybrid

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

We're turning today's impossible into tomorrow's standard -from breakthrough hardware and battery ... The Role: The Software Test Engineer position in the Testing and Deployment team will use the ...

Software Test Engineer

Milford, MI ยท On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

We're turning today's impossible into tomorrow's standard -from breakthrough hardware and battery ... The Role: The Software Test Engineer position in the Testing and Deployment team will use the ...

Wind Tunnel Test Engineer

Detroit, MI ยท On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

We are hiring a Wind Tunnel Test Engineer in Allen Park, MI. Overview: Position Summary The ... Office equipment/machines electrically/battery operated - which?: Computers, fax machines, copiers ...

Wind Tunnel Test Engineer

Detroit, MI ยท On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

We are hiring a Wind Tunnel Test Engineer in Allen Park, MI. Overview: Position Summary The ... Office equipment/machines electrically/battery operated - which?: Computers, fax machines, copiers ...

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Showing results 1-20

Freelance Battery Test Engineer information

What does a freelance battery test engineer do?

A Freelance Battery Test Engineer specializes in evaluating the performance, safety, and reliability of batteries used in various applications such as electric vehicles, consumer electronics, and renewable energy systems. They design and conduct tests to assess battery capacity, cycle life, thermal behavior, and compliance with industry standards. Working independently, freelance engineers often collaborate with multiple clients, analyze test data, troubleshoot issues, and provide technical reports. Their expertise helps manufacturers improve battery design and ensures products meet regulatory and safety requirements.

What are the key skills and qualifications needed to thrive as a freelance battery test engineer?

To thrive as a Freelance Battery Test Engineer, you need strong expertise in electrical engineering principles, battery chemistries, and hands-on testing methodologies, often supported by a relevant engineering degree or equivalent experience. Familiarity with battery testing equipment, data acquisition systems, and software tools like LabVIEW or MATLAB is typically required. Excellent problem-solving, communication, and project management skills are essential for collaborating with clients and delivering reliable results independently. These skills ensure accurate performance assessments, client satisfaction, and high-quality outcomes in a competitive freelance environment.

What are some common challenges faced by freelance battery test engineers, and how can they be addressed?

Freelance battery test engineers often encounter challenges such as securing consistent project work, adapting to varying client testing protocols, and staying updated on evolving battery technologies. To address these, it's important to build a diverse client network, maintain clear communication to understand each client's specific requirements, and invest time in ongoing professional development. Additionally, effective project management and investing in reliable testing equipment can help deliver high-quality results and foster client trust.

What is the difference between Freelance Battery Test Engineer vs Battery Test Technician?

AspectFreelance Battery Test EngineerBattery Test Technician
CredentialsEngineering degree, certifications in battery testingTechnical diploma or associate degree
Work EnvironmentIndependent, project-based, often remote or client sitesLaboratory or manufacturing facility
Employer/IndustryFreelance/contract basis, automotive, electronics industriesCompany-employed, battery manufacturing or R&D

The main difference is that a Freelance Battery Test Engineer works independently on various projects, often with specialized expertise, while a Battery Test Technician is typically employed by a company to perform routine testing and maintenance in a lab or production setting. Freelance engineers focus on design and analysis, whereas technicians handle day-to-day testing tasks.

What are the most commonly searched types of Battery Test Engineer jobs in Michigan?

The most popular types of Battery Test Engineer jobs in Michigan are:

What job categories do people searching Freelance Battery Test Engineer jobs in Michigan look for?

The top searched job categories for Freelance Battery Test Engineer jobs in Michigan are:

Vehicle Battery Test Engineer

Pae

Detroit, MI โ€ข On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 17 days ago


Job description

We are the world's top supplier of automotive test facilities, providing a full range of services to commercial automotive industry customers. Customers include not only the world's major vehicle providers and other original equipment manufacturers (OEMs), but also clients from the international motor sports community.


We are seeking a Battery Lab Test Engineer for the Allen Park, MI location.

Battery Lab Test Engineer is responsible for supporting the Design Verification (DV) physical testing, and certification of traction battery pack systems for hybrid and electric vehicles.This is an entry level opportunity to learn the testing environment from an industry leader.

You work hand-in-hand with test and design engineers to support the company's product testing needs to support execution of functional, safety, and thermal performance tests on battery pack systems. You will be required to become proficient in test site installation, equipment/instrumentation connection, proper functional verification of test set-up, and start-up of the site automation system (Lynx). Becoming safety certified to perform high voltage electrical and mechanical tests is required upon start-up.

Primary Duties:

  • Provide engineering support for existing electrical test facility
  • Work with electrical program teams to ensure facility is capable for future testing
  • Work with engineering and program teams to automate existing and future testing capabilities
    • Development of test systems with efficient timing and 100% issue/error detection (product or test execution related) with an emphasis on Full Automation / Requester Not Present
    • Perform data analysis, generating comprehensive technical reports
  • Lead/Support the creation/publication of standardized test methods

Job Responsibilities:

  • Configuring/Operating/Programming Lynx site automation systems and supplemental site controls and I/O to achieve fully automated testing and 100% error detection/response
  • Reviewing and sign-off of test setups for accuracy and safety
  • Analyzing test data for performance/execution issues; develop detection strategies for issues not captured by the site control system; facilitate data delivery to customer
  • Providing direction to Test Technicians to aid in the performance of DV testing
    • Translating test request requirements into lab executable instructions / test plans
    • Assisting technicians in the day-to-day execution of testing
    • Leading test site troubleshooting efforts
  • Developing test equipment / facility upgrade capital project proposals
    • Authorizing specification and statement of work documents
    • Building financial and business rationale, obtaining cost estimates
    • Developing project timing plans and
    • Managing capital projects, including tracking and managing cost, timing, and equipment installations, leading activities with equipment vendors and skilled trades, and coordinating with Lab Scheduling


Position Qualifications:

  • B.S. in Electrical or Mechanical Engineering and a minimum of (1) year engineering experience (preferred) , or MS degree from an accredited engineering school.
  • Battery laboratory test experience preferred
  • An understanding of vehicle powertrain, power supply, and vehicle electrical system operation with an emphasis on High Voltage / HEV / BEV applications
  • Knowledge of data collection and communication systems and their operation (Knowledge of AVL Lynx and CAN/Ethernet Communication protocol a plus)
  • A working knowledge of instrumentation measurement systems, particularly transducers and their operation - temperature, pressure, fluid flow, et al.
  • Demonstrated leadership behaviors and related experience
  • Strong teamwork, analytical, oral, and written skills
  • Strong computer skills including Microsoft Office, PowerPoint, Excel, etc.

Other

  • Ability to handle multiple simultaneous tasks, and adjust to changing requirements
  • High energy, self-starter, with ability and desire to take responsibility and deliver results with minimal supervision.
  • Ability and courage to effectively communicate key issues and recommendations to senior management
  • Ability to work within diverse environments
  • High integrity with good attitude

ESSENTIAL FUNCTIONS OF THE POSITION

Unusual or Special Physical Requirements of Position

  • Lifting: Less than 50 lbs, 25%
  • Climbing: NA
  • Crawling: NA
  • Special clothing/equipment (wearing): Slip resistant hardened toe shoes, safety glasses, hearing protection in designated areas, 100%
  • Unusual physical requirements: Sitting (75%), Standing (50%), Bending (25%), Stooping (25%)
  • High noise level: Exposure to high noise areas possible in test facility, 25%
  • Other: NA

Description of Work Environment

  • Inside? Outside? Combination? Where?: Inside, office environment, test lab, 100%
  • Extreme (hot/cold) temperatures involved: NA
  • Hazardous conditions - What are they?: Exposure to test equipment, 25%
  • Travel/transportation requirements: May require occasional local travel, 25%
  • Other: NA

Equipment and Machines Involved in Work Tasks

  • Office equipment/machines electrically/battery operated - which?: Computers, fax machines, copiers, telephones, 100%
  • Vehicles, forklifts, etc. operated which?: NA
  • Tools used in trade - which ones?: Occasional use of hand tools, 25%
  • Other: NA

Criticality of Attendance

  • Overtime, regular days, off days: Monday through Friday, 7:00AM to 4:00PM, 100%
  • Shift, 1st, 2nd, 3rd: Day shift
  • Necessity for regular attendance: Critical, 100%
  • Urgency for punctuality: Critical, 100%
  • Work hours are normally 8 hours per day and 5 days per week, Monday-Friday. Regular attendance of scheduled hours is extremely important. Punctuality and regular attendance are necessary. Must have the flexibility of work days to cover weekend testing requirements.

Other Essential Functions

  • Must complete and pass a pre-employment drug screen, health performance evaluation, and background check.
  • Must demonstrate professional behavior at all times when dealing with customers, management and co-workers.
  • Must have clear, concise and accurate communications skills in English, both verbal and written. Grooming and dress must be appropriate for the position and must not impose a safety risk to self or others.
  • Must maintain a positive work atmosphere by behaving and communicating in a professional manner. Dependable personal transportation to the work site is required.

Compensation Details:

N/a

The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.

Benefits Overview:

Our health and welfare benefits are designed to support you and your priorities. Offerings include:

  • Health, dental, and vision insurance

  • Paid time off and holidays

  • Retirement benefits (including 401(k) matching)

  • Educational reimbursement

  • Parental leave

  • Employee stock purchase plan

  • Tax-saving options

  • Disability and life insurance

  • Pet insurance

Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.

Original Posting:

06/01/2026 - Until Filled

Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language atLabor Laws Posters.