Engine Assembler/Builder - Motorsports

Motive Companies; Santa Clarita (CA); On-site; USD 34,000 - 58,000; Full time

Job summary

Motive Companies, LLC in Santa Clarita, CA is seeking three experienced Engine Assemblers/Builders to join its high-performance powertrain team. This contract role focuses on the assembly, rebuild, inspection, testing, and maintenance of racing engines and hybrid powertrain components.

The ideal candidate has 3+ years in automotive powertrains or racing, strong mechanical aptitude, attention to detail, and the ability to work with engineers and technicians in a fast-paced motorsports environment.

Qualifications

• 3+ years in automotive powertrain, engine, or racing environments.
• Strong understanding of internal combustion engine systems and cooling.
• Ability to read technical drawings and use micrometers/calipers.
• Excellent documentation and attention to detail.
• Teamwork and clear communication in a fast-paced setting.

Responsibilities

• Assemble, rebuild, service, and maintain high-performance racing engines and powertrain assemblies to exact specifications.
• Perform engine teardowns, inspections, and measurements with precision.
• Document build history, measurements, and test results accurately.
• Diagnose mechanical/electrical issues and support root-cause analysis.
• Collaborate with engineers and technicians to improve powertrain performance.

Skills

Mechanical aptitude

Reading blueprints

Teamwork

Attention to detail

Education

High school diploma or equivalent

Job description

Job Details

Automotive/Motorsport

Engine Assembler/Builder - Motorsports Santa Clarita,CA Posted:9/30/2026 Job Description Job ID#:

86947

Job Category:

Automotive/Motorsport

Position Type:

Contract

Duration:

1+ Year

Shift:

1

Positions Available:

3

Engine Assembler/Builder Motorsports Industry Leader Location: Santa Clarita, CA
Pay Rate:$25.00 - $42.00 per hour (DOE) Position Overview A premier motorsports organization is seeking three experienced Engine Assemblers/Builders to join its high-performance powertrain team in Santa Clarita, California. This hands-on role is responsible for the assembly, rebuild, inspection, testing, and maintenance of cutting-edge racing engines, hybrid systems, and powertrain components. The ideal candidate will possess a strong mechanical aptitude, exceptional attention to detail, and a passion for delivering world-class performance, reliability, and durability in a competitive racing environment. Key Responsibilities

• Assemble, rebuild, service, and maintain high-performance racing engines, hybrid systems, and powertrain assemblies to exact specifications.
• Perform complete engine teardowns, inspections, precision measurements, and component evaluations.
• Conduct detailed quality inspections and document findings to ensure compliance with engineering, manufacturing, and performance standards.
• Diagnose mechanical, electrical, and hybrid system issues and support root-cause analysis and corrective action activities.
• Assist with engine installation, dyno preparation, testing activities, and post-test inspections.
• Maintain accurate records of engine build history, component measurements, maintenance activities, and test results.
• Collaborate closely with engineers, technicians, and performance specialists to improve powertrain performance, reliability, and serviceability.
• Support continuous improvement initiatives related to assembly processes, quality standards, and operational efficiency.
• Train and mentor junior team members on assembly techniques, inspection procedures, and best practices.
• Maintain a clean, organized, and safety-focused work environment.

Job Requirements Qualifications Required

• High school diploma or equivalent.
• 3+ years of experience in automotive, powertrain, engine, diesel, performance vehicle, racing, or related mechanical maintenance and repair environments.
• Strong understanding of internal combustion engine systems, driveline components, fuel systems, and cooling systems.
• Ability to perform precision measurements using micrometers, bore gauges, calipers, and other inspection tools.
• Ability to diagnose complex mechanical issues and implement effective solutions.
• Strong organizational skills with attention to detail and documentation accuracy.
• Ability to read and interpret technical drawings, blueprints, specifications, service manuals, and wiring diagrams.
• Strong communication and teamwork skills.
• Ability to thrive in a fast-paced, deadline-driven environment.

Preferred

• Automotive Technology degree, vocational training, or technical certification.
• Motorsports, racing, performance engine, dyno, or hybrid vehicle experience.
• Experience supporting engine development, tuning activities, and powertrain testing programs.
• Familiarity with hybrid powertrain technologies and associated electrical systems.
• Experience analyzing performance data, troubleshooting issues, and supporting continuous improvement initiatives.

Why Join Us?

• Work with cutting-edge racing and hybrid powertrain technologies.
• Collaborate with industry-leading engineers and technicians.
• Contribute to elite motorsports programs competing at the highest levels.
• Gain exposure to advanced engine development, testing, and performance optimization.