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Freelance Prototype Build Engineer Jobs in Arizona

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Avionics Electrical Engineer

Phoenix, AZ · On-site

$100K - $180K/yr

Build, modify, test, and troubleshoot prototype circuits, PCB assemblies, cable harnesses, and ... Support Engineering Change Requests and Engineering Change Orders. * Participate in design reviews ...

Work closely with customer package engineering and Amkor factory engineering to understand/characterize prototype build plans; enabling successful qualifications and robust, on-time manufacturing ...

Senior Electrical Engineer I

Scottsdale, AZ

$108K - $141K/yr

Design schematic, PCBs, test, verify prototypes and assist the Firmware and Software Engineering Teams in bringing up new boards * Design and build custom test systems for measuring the performance ...

Forward Deployed Engineer

Scottsdale, AZ · On-site

$110K - $150K/yr

We want a builder who loves thinking about product and has the catch phrase, "I can fix that." You ... Own project s from discovery and prototyping through testing, production deployment, adoption, and ...

Showing results 41-60

Freelance Prototype Build Engineer information

What is the difference between Freelance Prototype Build Engineer vs Mechanical Design Engineer?

AspectFreelance Prototype Build EngineerMechanical Design Engineer
CredentialsRelevant technical skills, certifications in prototyping or manufacturingDegree in Mechanical Engineering, CAD certifications
Work EnvironmentFreelance, project-based, often on-site or remoteFull-time, in-house or design firm offices
Industry UsageProduct startups, hardware companies, prototyping firmsManufacturing, product design, engineering firms

The Freelance Prototype Build Engineer focuses on creating physical prototypes for various projects, often working independently on short-term contracts. In contrast, Mechanical Design Engineers primarily develop detailed mechanical designs and specifications for products within a company or design team. While both roles require technical skills and engineering knowledge, the freelance prototype builder emphasizes hands-on prototyping, whereas the mechanical designer emphasizes design development and CAD work.

What are the most commonly searched types of Prototype Build Engineer jobs in Arizona? The most popular types of Prototype Build Engineer jobs in Arizona are:
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What cities in Arizona are hiring for Freelance Prototype Build Engineer jobs? Cities in Arizona with the most Freelance Prototype Build Engineer job openings:

Electrical Fabrication Prototype Technician-Tucson,Arizona

RTX

Corona De Tucson, AZ

$100K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 3 days ago


RTX rating

8.2

Company rating: 8.2 out of 10

Based on 86 frontline employees who took The Breakroom Quiz

38th of 72 rated aerospace companies


Job description

Date Posted:
2026-07-07
Country:
United States of America
Location:
US-AZ-TUCSON-914 6880 S Tucson Blvd BIKE SHOP 914
Position Role Type:
Onsite
U.S. Citizen, U.S. Person, or Immigration Status Requirements:
Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance
Security Clearance Type:
DoD Clearance: Secret
Security Clearance Status:
Ability to obtain INTERIM U.S. government issued security clearance is required prior to start date
At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today's mission and stay ahead of tomorrow's threat. Our team solves tough, meaningful problems that create a safer, more secure world.
The Hardware Engineering directorate leads in the design, development, and production of weapons systems. We use state-of-the-art tools, processes, and technology, with capabilities encompassing a broad range of technical disciplines, including product engineering, manufacturing, technical services, materials engineering, analysis and test, rapid hardware development/builds and configuration and data management documentation.
The Bike Shop is seeking a Prototype Electrical Fabrication Technician
What you will do
  • Fabricating electrical hardware from drawings, schematics, 3D models, written notes and verbal instruction.
  • Co-developing electronic, electro-optical, electro-mechanical and mechanical assemblies.
  • Originating and performing methods to verify, troubleshoot and analyze new hardware.
  • Performing electrical layout, construction, modification, testing, adjustment, verification and prove-in of prototype electronic equipment.
  • Attending electrical/mechanical engineering drawing peer reviews to provide critical input to translate engineering design specifications into producible prototypes.
  • Assessing designs, ensuring producibility, maintainability, safety and reliability
  • Fabricating basic circuits and harnesses to meet quick turn requirements.
  • May be required to work inside of a closed or (SCIF) Sensitive Compartment Information Facility area.

Qualifications You Must Have
  • HS Diploma or AS/AA degree (or other two year post high school training), with a minimum of six (6) years of relevant experience
  • Four (4) or more years of experience fabricating and testing electrical assemblies in two or more of the following areas: cables, wire harnesses, breakout boxes or chassis.
  • Previous work experience reading and interpreting electrical and mechanical drawings and schematics.

Qualifications We Prefer
  • Strong communications and interpersonal skills and the ability to work cohesively in a teaming environment.
  • Strong understanding of engineering principals and design techniques
  • Ability to work with engineers to determine best practices, design for servicing, and maintainability
  • Experience analyzing and interpreting schematics and drawings to identify producibility issues
  • Experience using Microsoft Office and Adobe software, including 3D-PDF
  • Motivated self-starter with the ability to use good judgement and to work independently or collaboratively in an engineering environment
  • Associates degree in related field; OR military electronics or avionics training, OR vocational or college program certificate
  • Familiarity with 3D drawings and CAD tools
  • Ability to prioritize work, understanding of schedule and budgets
  • J-STD-001 Solder certification
  • IPC 610 & 620 Acceptability certifications and inspection experience
  • Experience working in an environment where your work is post-build inspected

What We Offer
  • Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation.

Learn More & Apply Now! (Optional)
  • Please consider the following role type definition as you apply for this role.
  • Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.
The salary range for this role is 53,100 USD - 100,900 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate's work experience, location, education/training, and key skills.
Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.
Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company's performance.
This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.
RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.
RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans' Readjustment Assistance Act.
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