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Temporary Prototype Build Engineer Jobs in California

Prototype Build Technician Position Description : Protingent Staffing has an exciting direct hire ... You'll work closely with hardware and service engineering teams to tackle novel technical ...

We are seeking a Prototype Build Technician to support the Test Equipment Design and Build team. In ... Collaborate directly with engineers to identify "as-built" challenges, providing real-time feedback ...

Build Engineer - Tooling

Los Angeles, CA · On-site

$110K - $180K/yr

A Tooling Build Engineer on the Manufacturing team is responsible for the design, development, and ... Partner with internal and external machine shops to rapidly fabricate prototypes, with a focus on ...

A Tooling Build Engineer on the Manufacturing team is responsible for the design, development, and ... Partner with internal and external machine shops to rapidly fabricate prototypes, with a focus on ...

A Tooling Build Engineer on the Manufacturing team is responsible for the design, development, and ... Partner with internal and external machine shops to rapidly fabricate prototypes, with a focus on ...

Drive the transition from prototype to production for complex aerospace assemblies. * Ruthlessly ... Strong engineering first principles. * Bachelor's degree in mechanical, aerospace, manufacturing ...

Build Engineer

Los Angeles, CA

$91.80K - $187.45K/yr

Drive the transition from prototype to production for complex aerospace assemblies. * Ruthlessly ... Design and implement full-stack build processes-factory layout, tooling, test flow, and vehicle ...

Build Engineer

Los Angeles, CA · On-site

$91.80K - $187.45K/yr

Drive the transition from prototype to production for complex aerospace assemblies. * Ruthlessly ... Design and implement full-stack build processes-factory layout, tooling, test flow, and vehicle ...

Build Engineer

Huntington Beach, CA · On-site

$105K - $180K/yr

Act as the engineering owner for prototype builds across multiple products. * Translate design intent into practical build steps, processes, and checklists for technicians. * Debug and resolve design ...

We are seeking a Prototype Build Technician to support the Test Equipment Design and Build team. In ... Collaborate directly with engineers to identify "as-built" challenges, providing real-time feedback ...

Senior Build Engineer

El Segundo, CA · On-site

$140K - $180K/yr

Since the 1990s, our ability to build new aviation and military systems and maintain the ones we ... Own prototyping and first builds of new hardware designs * Work with Design Engineering teams to ...

Build Engineer - Propulsion

Los Angeles, CA · On-site

$91.80K - $187.45K/yr

Drive the transition from prototype to production for complex aerospace assemblies. * Ruthlessly ... Build Engineer II $114,750-$140,250 Senior Engineer $138,550-$187,450 U.S. EXPORT CONTROL ...

Drive the transition from prototype to production for complex aerospace assemblies. * Ruthlessly ... Build Engineer II $114,750-$140,250 Senior Engineer $138,550-$187,450 U.S. EXPORT CONTROL ...

The Mechanical Build Engineering role is responsible for owning the build procedures used to ... Prototype new components at our in-house R&D lab. You will be expected to be intimately involved ...

Senior Build Engineer

El Segundo, CA · On-site

$111.30K - $152.80K/yr

Own prototyping and first builds of new hardware designs * Work with Design Engineering teams to ... Take full ownership of manufacturing and build of new product designs * Prototype new components ...

Mechanical Build Engineer

El Segundo, CA · On-site

$100K - $130K/yr

Today, we operate seven factories nationwide, including our advanced prototyping and testing ... The Mechanical Build Engineering role is responsible for owning the build procedures used to ...

Drive the transition from prototype to production for complex aerospace assemblies. * Ruthlessly ... Strong engineering first principles. * Bachelor's degree in mechanical, aerospace, manufacturing ...

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Temporary Prototype Build Engineer information

What is the difference between Temporary Prototype Build Engineer vs Mechanical Prototype Technician?

AspectTemporary Prototype Build EngineerMechanical Prototype Technician
CredentialsRelevant engineering or technical certifications, degree preferredTechnical diploma or certification in mechanical technology
Work EnvironmentManufacturing labs, R&D facilities, production linesPrototype workshops, testing labs, manufacturing settings
Employer & IndustryAutomotive, aerospace, consumer electronics companiesProduct development, engineering firms, manufacturing companies
Common Search IntentDesigning, building, and testing prototypes in a temporary capacityAssembling and troubleshooting mechanical prototypes

The Temporary Prototype Build Engineer focuses on assembling and testing prototypes temporarily, often requiring engineering knowledge and certifications. In contrast, the Mechanical Prototype Technician specializes in hands-on mechanical assembly and troubleshooting. Both roles are essential in product development but differ mainly in scope, responsibilities, and required credentials.

What are the most commonly searched types of Prototype Build Engineer jobs in California? The most popular types of Prototype Build Engineer jobs in California are:
What are popular job titles related to Temporary Prototype Build Engineer jobs in California? For Temporary Prototype Build Engineer jobs in California, the most frequently searched job titles are:
What job categories do people searching Temporary Prototype Build Engineer jobs in California look for? The top searched job categories for Temporary Prototype Build Engineer jobs in California are:
What cities in California are hiring for Temporary Prototype Build Engineer jobs? Cities in California with the most Temporary Prototype Build Engineer job openings:
Infographic showing various Temporary Prototype Build Engineer job openings in California as of May 2026, with employment types broken down into 82% Full Time, 16% Part Time, 1% Temporary, and 1% Contract. Highlights an 92% Physical, and 8% Remote job distribution.
Prototype Build Technician

Prototype Build Technician

Protingent

San Francisco, CA • On-site

$45 - $60/hr

Full-time

Posted 9 days ago


Job description

Job Description
Job Title: Prototype Build Technician
Position Description: Protingent Staffing has an exciting direct hire Prototype Build Technician opportunity with our client located in San Francisco, CA.
Job Description:
  • In this hands-on role, you will help service and assemble the next generation of robotic systems.
  • You will own the end-to-end buildout of test platforms and be responsible for delivering complete test fixtures to internal and external customers.
  • You'll work with a thoughtful, dynamic team of engineers to develop test systems, maintain shop operations, and contribute to a growing service and development capability for cutting-edge robotics.
  • You'll work closely with hardware and service engineering teams to tackle novel technical challenges in electromechanical systems and vehicle platforms.
  • This is a role for someone who thrives in a fast-paced, hands-on environment and is passionate about building and refining robotic systems.

Job Responsibilities:
  • Assemble, repair, and troubleshoot complex electromechanical systems, including test platforms and robotic delivery vehicles
  • Own the end-to-end build and delivery of test fixtures and prototypes
  • Develop and create wiring harnesses, assemble compute systems, and integrate electronics and sensors
  • Perform root cause analysis, calibration, and diagnostics on vehicle and computer systems
  • Maintain a structured inventory and lab environment to ensure organization and efficiency.
  • Manage procurement of key components and maintain relationships with suppliers
  • Collaborate closely with engineering to minimize downtime and optimize performance
  • Document detailed assembly procedures for future reference and repeatability
  • Regularly work at customer or field sites to support integration and testing

Job Qualifications:
Must have:
  • 5+ years of hands-on technical experience in mechanical, electrical, computer, automotive, or robotics industries
  • Demonstrated ability to assemble prototypes, build wiring harnesses, and follow engineering instructions precisely
  • Strong understanding of schematics, datasheets, and the ability to interpret them accurately
  • Experience in soldering, crimping, and working with cable management in lab or shop environments
  • Proficiency with tools and equipment, including 3D printers, diagnostic instruments, and common shop machinery
  • Enthusiasm for learning new technologies and solving difficult technical challenges
  • Excellent communication and organizational skills, with a strong ability to manage inventory systems
  • Willingness to work on-site with customers and in the field as needed

Preferred Skills:
  • Familiarity with Python or other programming languages for automation or troubleshooting
  • Experience with ROS and Linux for robotic system testing and integration
  • Skills in CNC machining, welding, or other fabrication techniques
  • Background in automotive repair or vehicle system maintenance
  • Experience working with AV hardware such as LiDARs, radars, and cameras
  • Ability to design and prototype custom wiring harnesses and understand harness drawings
  • Knowledge of CAD software such as SolidWorks for 3D model navigation and design edits

Job Details:
  • Job Type: Direct Hire
  • Pay Rate Range: $45-$60 an hour
  • Location: San Francisco, CA.

About Protingent: Protingent is an Award-Winning provider of top-tier Engineering and IT talent, trusted by companies at the forefront of innovation - from Software and Aerospace to AI, Clean Tech, Medical Devices, and Connected Technologies. We're passionate about making a positive impact by connecting exceptional talent with meaningful opportunities and helping our clients build the future.
Meet Your Recruiter
Tina Sturgeon