Test Calibration Engineer Mechanical Jobs (NOW HIRING)

Calibration engineers help turn engineering requirements into real-world vehicle performance. You’ll work with vehicle systems, software, hardware, controls, and test data to tune system behavior and verify that features and diagnostics perform as intended. This is a hands-on role with opportunities to work in vehicles, laboratories, test benches, dynos, automation environments, and simulation platforms. This position is designed for an early-career engineer who enjoys learning, investigating complex problems, and collaborating across disciplines. You’ll receive support from experienced engineers while building skills in vehicle development, controls, data analysis, troubleshooting, and performance verification. A typical week may include: Performing in-vehicle calibration and testing
Analyzing data from driving maneuvers conducted in simulation, on a dyno, in a lab, or in a vehicle
Tuning system responses and identifying opportunities to improve controls
Troubleshooting issues with vehicle systems, hardware, and software
Working with algorithm, controls, software, hardware, and program teams
Balancing planned development activities with emerging issues and priorities

• Develop and optimize calibrations to meet performance, diagnostic, timing, and robustness requirements using GM calibration standard work.


• Review calibrations and test results to help ensure quality and consistency.


• Plan and coordinate calibration activities with the Lead Calibrator and Diagnostic Strategist.


• Help identify the tools, equipment, test vehicles, data, and other resources needed for calibration development.


• Diagnose and correct vehicle, system, controls, lab, plant, and customer issues.


• Use analytical tools to develop, evaluate, and verify calibrations.


• Develop, use, and improve calibration procedures.


• Participate in controls working groups and support the development and refinement of algorithms.


• Support the development and testing of new vehicle features and functions by translating requirements into test cases.


• Evaluate engineering changes and determine their impact on verification testing.


• Participate in peer reviews of test plans, considering hardware, software, system architecture, and portfolio impacts.


• Identify opportunities to automate or virtualize calibration and verification activities, and help implement those solutions.


• Support development vehicle fleets through troubleshooting, testing, and data collection.


• Perform root-cause analysis for issues identified during verification testing and document findings in the Problem Resolution Tracking System (PRTS).


• Participate in development trips and related testing activities.


• Follow all safety precautions and requirements, making safety the top priority in every work activity.

• Pursuit of a Bachelor’s or Master’s degree in one of the following areas: Electrical Engineering, Mechanical Engineering or Computer Engineering


• Must be graduating between Dec 2026 – June 2027


• Must be able to work in southeast Michigan


• Able to work fulltime, 40 hours per week

• Experience with propulsion, vehicle controls, software development, and vehicle integration


• Proficiency in MATLAB and experience with data acquisition and analysis


• Experience with test automation tools such as Python or Autobot


• Strong technical writing skills, including engineering evaluation reports


• Automotive-related experience through Formula SAE, EcoCAR, or similar programs or clubs


• GM does not provide immigration-related sponsorship for this role. Do not apply if you will need GM immigration sponsorship now or in the future, including sponsorship or work authorization support such as H-1B, OPT, STEM OPT, CPT, TN, or J-1.

Hybrid: This role is categorized as hybrid. This means the successful candidate is expected to report to Milford, MI, three times per week, at minimum or other frequency dictated by the business. To help facilitate administration of relocation benefits if you are selected, please apply using the permanent address you would move from.

GM offers a variety of health and wellbeing benefit programs.

• medical


• dental


• vision


• Health Savings Account


• Flexible Spending Accounts


• retirement savings plan


• sickness and accident benefits


• life insurance


• paid vacation & holidays


• tuition assistance programs


• employee assistance program


• GM vehicle discounts

From day one, we’re looking out for your well‑being–at work and at home–so you can focus on realizing your ambitions. Learn how GM supports a rewarding career that rewards you personally by visiting Total Rewards resources.

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We encourage interested candidates to review the key responsibilities and qualifications for each role and apply for any positions that match their skills and capabilities. Applicants in the recruitment process may be required, where applicable, to successfully complete a role-related assessment(s) and/or a pre-employment screening prior to beginning employment. To learn more, visit How we Hire.

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