Gearbox Test Technician

GM Performance Power Units - Concord, NC

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Gearbox Test Technician - Onsite

Job Summary

The Gearbox Test Technician is responsible for the hands-on preparation, operation, and maintenance of transmission test rigs within a high-performance Formula 1 environment. Working closely with test engineers and design teams, this role ensures gearbox systems are installed, instrumented, and tested accurately and efficiently to meet demanding performance and reliability targets.

This position is critical to delivering high-quality test data and maintaining the safe, reliable operation of advanced test facilities.

Key Responsibilities

Test Rig Operation

• Operate gearbox and driveline test rigs in accordance with defined test procedures.

• Monitor test parameters including torque, speed, temperature, and pressure.

• Support execution of durability, performance, and validation test programs.

• Identify and escalate abnormal behavior or test issues.

Build, Strip & Preparation

• Assemble and disassemble gearboxes, sub-systems, and test assemblies.

• Prepare units for testing including cleaning, inspection, and measurement.

• Install and remove components safely and to precise specifications.

• Ensure all builds meet engineering drawings, specifications, and torque settings.

Instrumentation & Setup

• Install and verify instrumentation such as thermocouples, pressure sensors, and strain gauges (basic support).

• Assist with wiring, routing, and validation of test measurements.

• Support calibration and validation of sensors and data acquisition systems.

Maintenance & Facility Support

• Maintain test rigs, tooling, and equipment in operational condition.

• Perform routine maintenance and inspections.

• Support troubleshooting of mechanical and basic electrical issues.

• Ensure compliance with safety procedures and best practices.

Data & Documentation

• Record test data, observations, and issues during test runs.

• Support engineers in logging results and maintaining accurate records.

• Assist with test reports, build sheets, and inspection documentation.

Collaboration

• Work closely with test engineers, design engineers, operations, and maintenance teams.

• Provide feedback on build quality, recurring issues, and test rig improvements.

Required Qualifications

• Technical diploma, apprenticeship, or equivalent in Mechanical Engineering, Automotive Technology, or Motorsport Engineering.

• 2+ years in a hands-on mechanical or test environment (motorsport preferred).

• Strong mechanical assembly and disassembly skills.

• Knowledge of mechanical systems, components, and precision measurement tools (micrometers, gauges, torque wrenches).

• Basic understanding of instrumentation, data acquisition, hydraulic and lubrication systems.

• Ability to read engineering drawings and technical documentation.

• High attention to detail and quality workmanship.

• Strong problem-solving ability in a hands-on environment.

• Good communication and teamwork skills.

• Ability to work efficiently under pressure and tight deadlines.

Preferred Qualifications

• Experience with gearboxes, engines, or rotating machinery.

• Experience in dyno or test cell environments.

Working Conditions

• Factory-based, workshop and test cell environment.

• Hands-on role with exposure to mechanical systems, noise, and machinery.

• Shift work, evening, or weekend hours may be required during peak testing periods.

Key Performance Indicators (KPIs)

• Test rig uptime and reliability.

• Accuracy and quality of build/assembly work.

• Efficiency of test setup and turnaround times.

• Compliance with safety and operational procedures.

• Contribution to successful test execution.

Ready to be part of a team that pushes boundaries both on and off the track? At GM Performance Power Units, we are developing a new era of performance for the Formula 1 grid. Joining us means entering a startup racing environment backed by a legacy of engineering excellence, giving you the rare opportunity to help build a world-class program from day one. We believe in rewarding innovation and powering potential. As part of our team, you’ll benefit from a competitive and comprehensive package designed to support your performance, well-being, and future, helping you thrive at every level.

That includes access to:

• Bonus scheme

• Private healthcare

• 401(k) plan including company match

• Employer-paid life insurance and disability coverage

• 32 days annual leave (including holidays)

• Free financial advisor access

• Employee Assistance Programs (EAP)

• Subsidized on-site dining

• On-site gym

• Discounted GM vehicle purchase/lease program

• Free on-site EV charging for personal GM vehicles

It’s all part of our commitment to creating a workplace that’s as high-performing and forward-thinking as the people who make it succeed.

Join us and help power what’s next.

Why Join Us

You’ll play a pivotal role in ensuring the reliability and performance of a next-generation Formula 1 power unit. Our culture rewards precision, innovation, and the relentless pursuit of performance.

Please note: GM Performance Power Units and all affiliated companies are Equal Opportunity employer(s). Minorities, women, veterans, and individuals with disabilities are encouraged to apply. For more information regarding the EEOC, please visit direct hires need apply to or inquire about job postings at GM Performance Power Units. xwwtmva We are not accepting calls, resumes or applications from recruiting firms at this time.