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Prototype Engineer Jobs in California (NOW HIRING)

Apple

Prototype Fabricator

Sunnyvale, CA · On-site

The Applied Research and Characterization team combines expertise in mechanical engineering, human ... Because our prototypes serve internal research rather than production pipelines, the emphasis is on ...

Apple

Prototype Fabricator

Sunnyvale, CA

$51.19 - $89.84/hr

The Applied Research and Characterization team combines expertise in mechanical engineering, human ... Because our prototypes serve internal research rather than production pipelines, the emphasis is on ...

Apple

Silicon Prototyping Engineer

Cupertino, CA · On-site

Description As a prototyping engineer you will be responsible for emulating a complex SOC & are expected to: -Review specifications, develop prototyping plans and specifications. -Work closely with ...

Droyd Robotics

Prototype Team Lead

San Francisco, CA · On-site

$100K - $160K/yr

The work ranges from one-off parts and fixtures to repeatable components that keep engineering moving. About the role As the Prototype Team Lead at Droyd, you will manage day-to-day operations for ...

Protingent

Prototype Build Technician

San Francisco, CA · On-site

$45 - $60/hr

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 ...

Apple

Silicon Prototyping Engineer

Cupertino, CA

$115K - $194K/yr

Description As a prototyping engineer you will be responsible for emulating a complex SOC & are expected to: -Review specifications, develop prototyping plans and specifications. -Work closely with ...

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Prototype Engineer information

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$28

$35

$38

How much do prototype engineer jobs pay per hour?

As of Jul 6, 2026, the average hourly pay for prototype engineer in California is $36.00, according to ZipRecruiter salary data. Most workers in this role earn between $33.94 and $37.98 per hour, depending on experience, location, and employer.

What are some common challenges Prototype Engineers face when transitioning designs from concept to functional prototypes?

Prototype Engineers often encounter challenges such as interpreting incomplete or evolving design specifications, sourcing unconventional materials, and working within tight deadlines. Close collaboration with design, engineering, and manufacturing teams is essential to resolve technical issues quickly and ensure the prototype aligns with the intended functionality. Flexibility and creative problem-solving are key, as unexpected obstacles frequently arise during the rapid iteration and testing phases.

What is a Prototype Engineer?

A Prototype Engineer is a professional who designs, builds, and tests early versions of products or components to evaluate their functionality and performance before mass production. They collaborate with designers, engineers, and product managers to turn concepts into tangible prototypes, using a variety of fabrication techniques and materials. Their work helps identify potential design improvements, troubleshoot issues, and ensure that the final product meets technical and user requirements.

What are the key skills and qualifications needed to thrive as a Prototype Engineer, and why are they important?

To thrive as a Prototype Engineer, you need strong skills in mechanical or electrical engineering, rapid prototyping techniques, and a relevant engineering degree. Familiarity with CAD software, 3D printing technologies, and hands-on fabrication tools is typically required, along with knowledge of prototyping standards. Creativity, problem-solving, and effective communication are essential soft skills to excel in cross-functional teams and adapt to evolving project requirements. These abilities enable successful design iteration, effective collaboration, and efficient transition from concept to functional prototype.

What Does a Prototype Engineer Do?

A prototype engineer is part of a product development team that designs prototypes for new kinds of industrial products. Many companies employ design engineers to perform numerous technical duties, such as drawing up schematics and blueprints, overseeing the production of prototypes, and testing those prototypes to decide whether they should enter mass production. The career requires significant educational qualifications and a variety of skills and experience. You should have an engineering degree in the field you wish to enter, strong analytical problem-solving, and the ability to work as part of a large team.

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Prototype Engineer jobs near you
Infographic showing various Prototype Engineer job openings in California as of June 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $74,874 per year, or $36 per hour.
Prototype Machinist - 083QE

Prototype Machinist - 083QE

Quartus Engineering

San Diego, CA • On-site

$31 - $52/hr

Full-time

Medical, Dental, Vision, Retirement

Posted 21 days ago

Job description

About Quartus
Quartus Engineering Incorporated (www.quartus.com) is a leading provider of engineering services and integrated hardware solutions for a wide range of clients and industries. We employ advanced computer-aided engineering tools in the areas of optics, structural, thermal, and coupled analyses. We integrate our engineering analysis capabilities with design, prototype, integration and test capabilities to create solutions for our clients that are of extraordinary value.
What will you do?
As a Prototype Machinist, you will work with engineers to optimize the manufacturability of unique custom prototypes. You will be responsible for not only operating the machine shop equipment but also ensure the shop area is organized, clean and safe to operate.
Essential Job Functions:
• Create and modify custom/unique parts for optical, mechanical and electrical equipment.
• Develop custom tooling and fixtures
• Setup, run and maintain a 3 axis CNC mill, lathe, manual mill, drill press, grinder and other cutting machines.
• Communicate technical issues
• Occasionally review drawings and give feedback for manufacturing capability and tooling
• Inspect your own work for defects and ensure parts meet specifications
Location
Position is based onsite in San Diego.
What are we looking for?
• 5-10 years of machine shop and manual machinist experience (CNC experience a plus)
• High school diploma or equivalent
• Experience doing custom development work in machine shop
• Ability to work well with engineers to create prototype parts and modify existing parts
• Must be able to manage supporting multiple projects and diverse tasks
• Ability to prioritize, strong attention to detail, exceptional organizational skills and outstanding follow-though
• Ability to stand continuously
• Ability to bend, squat, and lift frequently
• Ability to lift up to 50 pounds occasionally
• US Person (US Citizen or US Permanent Resident)
Preferred Qualifications
  • 8+ years of experience of machine shop and CNC experience
  • Good understanding of GD&T and reading drawings
  • Experience with Solidworks
  • Experience with HSMWorks or other CAM Software
  • Experience programming and operating Prototrak mills and lathes

Compensation and Benefits
Machinist/Technician III pay range: $28/hour - $47/hour*
Senior Machinist/Senior Technician (10+ years) pay range: $31/hour - $52/hour*
*This range represents base pay. In addition, you may be eligible for additional benefits and compensation.
Referral eligibility: Tier 1
Quartus is an equal opportunity employer and we are committed to employing a diverse workforce, including, but not limited to, minorities, women, individuals with disabilities, and protected veterans. Quartus provides comprehensive benefits including competitive salary, discretionary performance-based bonus, employee stock ownership plan, medical, dental, vision, and 401k plan with company match.

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