Engine Sub-Assembly Technician – Onsite

Posted Thursday, January 29, 2026 at 5:00 AM

GM Performance Power Units is seeking a highly skilled and passionate Engine Sub-Assembly Technician to join our team in Concord, NC. This role involves assembling high-performance, prototype and racing engine sub-components with precision and attention to detail. The ideal candidate will have a strong background in engine sub-component assembly, a passion for motorsports, and the ability to thrive in a dynamic environment.

• Assemble high-performance, prototype and racing sub-component assemblies to exact specifications.
• Perform sub-component quality and operational checks using specified checking devices.
• Record and track build data collected during the assembly process.
• Conduct inspections and measurements of critical components using tools such as micrometers, calipers, bore gauges, and torque wrenches.
• Maintain a clean and organized workspace while adhering to environmental and safety standards.
• Collaborate effectively with cross-functional teams to meet production timelines.
• Adapt to changing work environments and competing demands while maintaining a high standard of quality.

• Minimum 3 years of experience in high-performance or race engine building operations within prototype or production environments.
• Proficiency with engine assembly tools and measuring devices (e.g., micrometers, calipers).
• Strong mechanical aptitude with the ability to follow build assembly procedures and understand technical documentation.
• Physical ability to perform tasks requiring standing, sitting, lifting up to 25 lbs., and using upper body strength for assembly processes.

• Exceptional attention to detail and commitment to precision.
• Strong knowledge of tools, equipment, materials, and methods used in engine building.
• Ability to meet deadlines while maintaining high-quality standards.
• Excellent interpersonal skills for effective collaboration across various organizational levels.
• Innovative problem-solving skills with a customer-centric mindset.
• Must be adaptable to a changing work environment and competing demands.

• Hands-on experience working with 4-valve engine configurations.
• Hands-on experience working with pneumatic valve spring systems.

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.

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.