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Prototype Engineering Jobs in California (NOW HIRING)

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Prototype Engineer

Irvine, CA

$38.50 - $43/hr

This role ensures the accuracy of part data through collaboration with Prototype Engineering and regular alignment checks. Crucially, the analyst will also manage logistics data analysis, monitor ...

Premier Staffing Solution

Prototype Engineer

Irvine, CA

$38.50 - $43/hr

This role ensures the accuracy of part data through collaboration with Prototype Engineering and regular alignment checks. Crucially, the analyst will also manage logistics data analysis, monitor ...

Expleo

Prototype launch engineer

Los Angeles, CA · On-site

$38.50 - $43/hr

He plans, organizes, and leads prototype builds, managing technical documentation, components, and ... Education level · Engineering Degree in Mechanic and Structure b. Experience · Min. 2 years ...

Expleo

Prototype launch engineer

Los Angeles, CA · On-site

$38.50 - $43/hr

He plans, organizes, and leads prototype builds, managing technical documentation, components, and ... Education level Engineering Degree in Mechanic and Structureb. Experience Min. 2 years' experience ...

Nvidia

Engineering Build Manager

Santa Clara, CA

Resolve accurate number of prototypes (boards & systems) needed by each group for each prototype engineering build * Interact with suppliers and vendors * Define tasks, drive assignments and lead the ...

Apple

Prototype Fabricator

Sunnyvale, CA · On-site

The Applied Research and Characterization team combines expertise in mechanical engineering, human ... In this role, you will fabricate high-quality prototypes in support of applied research teams ...

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Prototype Engineering information

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$28

$35

$38

How much do prototype engineering jobs pay per hour?

As of Jun 12, 2026, the average hourly pay for prototype engineering 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's a design engineer's salary?

A design engineer's salary varies based on experience, location, and industry, but typically ranges from $70,000 to $110,000 annually. Entry-level positions may start lower, while experienced engineers with specialized skills or certifications can earn over $120,000. Skills in CAD software and project management can influence compensation.

What are some common challenges faced by prototype engineers during the product development process?

Prototype engineers often encounter challenges such as tight development timelines, limited resources, and evolving design requirements. They must frequently adapt to changes based on feedback from testing and cross-functional teams, which requires flexibility and strong problem-solving skills. Additionally, balancing functionality, manufacturability, and cost during rapid prototyping can be demanding, but it provides valuable experience in innovative thinking and collaboration.

What engineers make $300,000 a year?

Senior engineers in specialized fields such as software engineering, petroleum engineering, and aerospace engineering can earn $300,000 or more annually, especially with extensive experience, advanced skills, and leadership roles. High compensation often involves working in high-demand industries, holding managerial positions, or possessing rare technical expertise and certifications.

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 a solid background in mechanical or electrical engineering, strong problem-solving abilities, and hands-on experience with prototyping methods. Familiarity with CAD software, rapid prototyping tools like 3D printers, and knowledge of manufacturing processes are typically required. Creativity, adaptability, and effective communication help Prototype Engineers collaborate with cross-functional teams and iterate designs efficiently. These skills are crucial for transforming innovative ideas into functional prototypes that support product development and innovation.

What engineers make $500,000?

Senior engineers in specialized fields such as software engineering, petroleum engineering, and aerospace engineering can earn $500,000 or more annually, often through a combination of base salary, bonuses, and stock options. These roles typically require extensive experience, advanced skills, and sometimes leadership responsibilities or working in high-cost-of-living areas.

What is the difference between Prototype Engineering vs Mechanical Design?

AspectPrototype EngineeringMechanical Design
Primary FocusDeveloping, building, and testing prototypes to validate conceptsCreating detailed mechanical parts and assemblies for products
Required SkillsHands-on fabrication, rapid prototyping, testing methodsCAD modeling, technical drawings, design analysis
Work EnvironmentLaboratories, workshops, manufacturing settingsDesign offices, CAD labs, engineering departments
Common CertificationsNone specific, often practical experienceProfessional engineering licenses, CAD certifications

Prototype Engineering and Mechanical Design are closely related roles in product development. Prototype engineers focus on building and testing physical models to validate concepts, while mechanical designers create detailed plans and models for manufacturing. Both roles often collaborate but serve different stages of the product development process.

What is prototype engineering?

Prototype engineering is the process of designing, building, and testing early models of products or components to evaluate their functionality, performance, and feasibility. Prototype engineers work closely with designers and product developers to turn ideas into tangible models, which can be used for testing and refinement before mass production. This helps identify design flaws, improve product quality, and reduce development costs. Prototype engineering plays a crucial role in industries such as automotive, electronics, and consumer products, where rapid innovation and iteration are essential.

What does a prototype engineer do?

A prototype engineer designs, develops, and tests early models of products to evaluate concepts and functionality. They use CAD software, 3D printing, and testing tools to refine designs and ensure feasibility before mass production. Strong problem-solving skills and knowledge of materials are essential in this role.
What are popular job titles related to Prototype Engineering jobs in California? For Prototype Engineering jobs in California, the most frequently searched job titles are:
What job categories do people searching Prototype Engineering jobs in California look for? The top searched job categories for Prototype Engineering jobs in California are:
Prototype Engineering jobs near you
Infographic showing various Prototype Engineering job openings in California as of June 2026, with employment types broken down into 33% Full Time, and 67% Temporary. Highlights an 100% In-person job distribution, with an average salary of $74,874 per year, or $36 per hour.
Prototype Engineering Technician

Prototype Engineering Technician

ALTEN Technology USA

Moorpark, CA • On-site

Full-time

Posted 17 days ago

Job description

We're ALTEN Technology USA, an engineering company helping clients bring groundbreaking ideas to life-from advancing space exploration and life-saving medical devices to building autonomous electric vehicles. With 3,000+ experts across North America, we partner with leading companies in aerospace, medical devices, robotics, automotive, commercial vehicles, EVs, rail, and more.
As part of the global ALTEN Group-57,000+ engineers in 30 countries-we deliver across the entire product development cycle, from consulting to full project outsourcing.
When you join ALTEN Technology USA, you'll collaborate on some of the world's toughest engineering challenges, supported by mentorship, career growth opportunities, and comprehensive benefits. We take pride in fostering a culture where employees feel valued, supported, and inspired to grow.
The Prototype Engineering Technician will have the opportunity to work on a variety of advanced unmanned systems to develop solutions for a variety of defense and commercial applications. This will include contributing to the development, build, integration, and maintenance of these systems with a particular emphasis on composite fabrication and assembly.
Position Responsibilities
  • Conducts mechanical, electrical, and composite fabrication support, troubleshooting, repair, and testing of integrated systems
  • Performs composite layup operations including wet layup, prepreg, and out-of-autoclave processes for prototype structural components
  • Fabricates composite tooling including molds, caul plates, and layup fixtures to support prototype builds
  • Executes cure cycles, post-cure operations, and dimensional inspection of composite parts
  • Performs composite bonding and secondary assembly operations using aerospace-grade adhesives
  • Operates and maintains shop equipment and tools (hand tools, power tools, solder irons, manual lathe and mills, 3D printers, composite cutting and trimming equipment, etc.)
  • Meets scheduled timelines and, in some cases, aggressive deadlines to have hardware ready for project milestones
  • Attends project meetings to discuss project schedule, design, hardware status, and other critical information
  • Effectively documents important processes and build techniques, including composite layup procedures and cure cycle records, for successful readiness of equipment and transition of responsibilities to other individuals
  • Builds low volume assemblies in the prototype phase of product lifecycle
  • Ensures that laboratory, composite fabrication areas, and machine shop areas and equipment are safe, clean, in good working order, and organized for all engineering staff to efficiently work
  • Other duties as assigned

Basic Qualifications (Required Skills & Experience)
  • High School diploma or GED equivalent and/or equivalent certificate from a technical school
  • 3+ years of technical experience with emphasis in composites fabrication, machining, rapid prototyping, and electronics
  • Hands-on experience with composite fabrication methods including wet layup, prepreg, and bonded assembly
  • Familiarity with composite inspection and repair techniques including visual and basic NDI methods
  • Requires general proficiency with Microsoft Office Software and general computer skills
  • Demonstrated familiarity with aircraft and/or Remote Control (R/C) experience
  • Good understanding of using machine shop tools and shows proficiency with these systems
  • Experience with building fixtures, tools, and parts or electrical devices
  • Good understanding of build/assembly documentation development including composite process documentation
  • In-depth knowledge, including repair and test, in at least one area: Composites, Fabrication, Mechanics, Electronics
  • Maintains a high level of work practice and ensures all safety guidelines and policies are met, including composite material handling and PPE requirements
  • Requires local/domestic travel (both driving and flying) to test site locations and participating in development testing
  • Must have a valid Driver's license and clean driving record
  • Periods of development may require long irregular hours around deadlines, weekends and some holidays and in field test environments

Other Qualifications & Desired Competencies
  • Higher education and welding certifications are desired
  • Experience with prepreg materials and autoclave or oven cure processes is desired
  • Familiarity with composite-specific standards and process specifications (e.g., ASTM D3039, Nadcap composite processing) desired
  • Experience with 3D modeling and programming software (such as SolidWorks/SURFCAM) desired
  • Exposure to 3D additive manufacturing technology desired
  • Skills as a machinist and with GD&T desired
  • Demonstrates competency in interpreting instructions given by engineering team (verbal or written), asking for clarity where needed, and updating or generation of documentation, which could include drawings, layup procedures, and cure cycle records
  • Able to excel in a fast-paced, deadline-driven environment, where small teams share a broad variety of duties
  • Displays strong initiative and drive to accomplish goals and meet company objectives
  • Takes ownership and responsibility for current and past work products
  • Has effective problem-solving, analytical, interpersonal and communication skills. Focuses on teamwork, collaboration and puts the success of the team above one's own interests

Salary Range: $80,000-90,000
The actual salary offered is dependent on various factors including, but not limited to, location, the candidate's combination of job-related knowledge, qualifications, skills, education, training, and experience
Note: Due to the nature of the work, only US Persons (citizens or permanent residents) need apply for this position.
All qualified applicants will receive consideration for employment and will not be discriminated against on the basis of race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, age, genetic information, or pregnancy.
Please beware of job seeker scams and see this important notice on our careers page for more information about our recruiting process.
Compliance Notice: Alten USA is a federal contractor subject to the requirements of the Vietnam Era Veterans' Readjustment Assistance Act (VEVRAA) and Executive Order 11246. We are an Equal Opportunity Employer and consider all qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.
Drug Screening Requirement: As a federal contractor, Alten USA maintains a drug-free workplace. All candidates selected for employment will be required to successfully complete a pre-employment drug screening as a condition of hire.

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