Gearbox Test Technician

Gm Performance Power Units; Norwich; On-site; GBP 49,000 - 72,000; Full time

Benefits offered by this job

Bonus scheme

Private healthcare

401(k) plan and company match

Life insurance and disability coverage

32 days annual leave

Financial advisor access

Employee Assistance Program (EAP)

On-site dining

On-site gym

GM vehicle purchase/lease program

EV charging on-site

Job summary

GM Performance Power Units is seeking a Gearbox Test Technician to directly operate and maintain high-performance transmission test rigs in a Formula 1 environment. The role partners with test engineers to ensure accurate data collection, instrumentation setup, and tight adherence to engineering drawings and torque settings.

You'll assemble and prep gearboxes, support equipment, and test assemblies, while performing routine maintenance and troubleshooting.

Qualifications

• 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.

Responsibilities

• Operate gearbox and driveline test rigs and monitor test parameters.
• Prepare units for testing and ensure builds meet drawings and torque specs.
• Install instrumentation and assist with wiring, routing and sensor validation.
• Maintain test rigs and support data logging and troubleshooting.

Skills

Mechanical assembly

Disassembly skills

Precision measurement

Instrumentation

Engineering drawings

Documentation reading

Attention to detail

Problem solving

Communication

Teamwork

Education

Technical diploma or apprenticeship in Mechanical Engineering

Tools

Micrometers

Gauges

Torque wrenches

Data acquisition

Job description

GM Performance Power Units - Concord, NC 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 escalation 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 Only direct hires need apply to or inquire about job postings at GM Performance Power Units. We are not accepting calls, resumes or applications from recruiting firms at this time.