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Freelance Mechanical Reliability Engineer Jobs in Riverside, CA

Fluxergy

Senior Mechanical Engineer

Irvine, CA · On-site

$112K - $148K/yr

Perform engineering analyses, including FEA, tolerance stack-ups, and reliability assessments, to ... S. in Mechanical Engineering or a related discipline. * 5+ years of experience developing ...

Fluxergy

Senior Mechanical Engineer

Irvine, CA

$112K - $148K/yr

Perform engineering analyses, including FEA, tolerance stack-ups, and reliability assessments, to ... S. in Mechanical Engineering or a related discipline. * 5+ years of experience developing ...

Anduril Industries

Manager, Mechanical Engineering

Irvine, CA · On-site

$111K - $154K/yr

ABOUT THE JOB We are looking for a Senior Manager , Mechanical Engineer to join our rapidly growing ... Coordinate with internal and manufacturing, quality, and reliability partners to ensure high ...

Luxfer Gas Cylinders

Mechanical Engineer

Riverside, CA · On-site

$90K - $110K/yr

The Mechanical Engineer will develop and maintain engineering drawings, CAD models, fixtures, and ... Review designs for manufacturability, reliability, and compliance with engineering requirements.

Luxfer Gas Cylinders

Mechanical Engineer

Riverside, CA · On-site

$90K - $110K/yr

The Mechanical Engineer will develop and maintain engineering drawings, CAD models, fixtures, and ... Review designs for manufacturability, reliability, and compliance with engineering requirements.

DZYNE Technologies

Mechanical Engineer, UAS

Irvine, CA · On-site

$105K - $150K/yr

Mechanical Engineer, UAS Location: Irvine, CA Work Arrangement: 100% On-site Position Summary We ... reliability goals. This position offers the opportunity to apply strong mechanical fundamentals ...

Slope

Manager, Mechanical Engineering

Irvine, CA · On-site

$146 - $194/hr

About the Job We are looking for a Senior Manager , Mechanical Engineer to join our rapidly growing ... Coordinate with internal and manufacturing, quality, and reliability partners to ensure high ...

New

Slope

Senior Manager, Mechanical Engineering

Irvine, CA · On-site

$191 - $253/hr

ABOUT THE JOB We are looking for a Senior Manager , Mechanical Engineer to join our rapidly growing ... Coordinate with internal and manufacturing, quality, and reliability partners to ensure high ...

New

Sulzer AG

Mechanical Engineer, Sr.

Santa Ana, CA

$108K - $143K/yr

This role provides expert-level technical leadership in mechanical engineering, ensuring that products meet performance, reliability, and cost targets. The expert collaborates across departments to ...

Sulzer AG

Mechanical Engineer, Sr.

Santa Ana, CA · On-site

$108K - $143K/yr

This role provides expert-level technical leadership in mechanical engineering, ensuring that products meet performance, reliability, and cost targets. The expert collaborates across departments to ...

Envista

Sr. Mechanical Engineer

Pomona, CA · On-site

$121K - $148K/yr

The Sr. Mechanical Engineer will lead product sustainment efforts by implementing design improvements to enhance performance, reliability, and manufacturability. Provide technical support for ...

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Showing results 41-60

All JobsMechanical Reliability Engineer JobsFreelance Mechanical Reliability Engineer JobsFreelance Mechanical Reliability Engineer Jobs in Riverside, CA

Freelance Mechanical Reliability Engineer information

See Riverside, CA salary details

$74.6K

$108.7K

$151.3K

How much do freelance mechanical reliability engineer jobs pay per year?

As of Aug 8, 2026, the average yearly pay for freelance mechanical reliability engineer in Riverside, CA is $108,654.00, according to ZipRecruiter salary data. Most workers in this role earn between $92,300.00 and $123,100.00 per year, depending on experience, location, and employer.

What is the difference between Freelance Mechanical Reliability Engineer vs Mechanical Maintenance Engineer?

AspectFreelance Mechanical Reliability EngineerMechanical Maintenance Engineer
CredentialsRelevant engineering degrees, certifications in reliability or maintenanceTechnical diploma or associate degree, certifications in maintenance
Work EnvironmentContract-based, project-specific, often remote or on-site at various locationsOn-site at manufacturing or industrial facilities, regular shifts
Employer & IndustryClients across industries like oil & gas, manufacturing, energy; self-employed or consulting firmsManufacturing plants, factories, industrial facilities

Freelance Mechanical Reliability Engineers focus on analyzing and improving equipment reliability on a contract basis, often working across multiple projects and industries. Mechanical Maintenance Engineers handle routine and preventive maintenance tasks on-site to ensure equipment operates smoothly. While both roles require technical expertise, the freelance reliability engineer emphasizes analysis and optimization, whereas the maintenance engineer concentrates on day-to-day repairs and upkeep.

What are popular job titles related to Freelance Mechanical Reliability Engineer jobs in Riverside, CA? For Freelance Mechanical Reliability Engineer jobs in Riverside, CA, the most frequently searched job titles are:
What job categories do people searching Freelance Mechanical Reliability Engineer jobs in Riverside, CA look for? The top searched job categories for Freelance Mechanical Reliability Engineer jobs in Riverside, CA are:
What cities near Riverside, CA are hiring for Freelance Mechanical Reliability Engineer jobs? Cities near Riverside, CA with the most Freelance Mechanical Reliability Engineer job openings:
Freelance Mechanical Reliability Engineer jobs near you

Senior Mechanical Engineer

Fluxergy

Irvine, CA • On-site

$112K - $148K/yr

Full-time

Medical, Dental, Vision, Life, PTO

Re-posted 4 days ago

Job description

About Us
Fluxergy is a rapidly growing in vitro diagnostics company innovating on the cutting-edge of laboratory testing. We're developing the first and only multi-modal point-of-care platform that enables molecular, clinical chemistry, immunoassay, and hematology testing on the same system.
Our platform spans many markets including the clinical, veterinary, and food safety industries. We are seeking self-motivated problem solvers who are excited to help decentralize traditional laboratory infrastructure.
At the core of our company's identity is a strong foundation in engineering. We take great pride in our commitment to critical thinking and pragmatic problem-solving through a modular and systemic perspective. We hold the conviction that transparent communication, coupled with the flexibility to adjust to evolving scenarios and the willingness to venture beyond familiar territories, is crucial to both our success and yours.
Our product: https://vimeo.com/176673475
About the Role
As a Senior Mechanical Engineer, you will help develop and commercialize next-generation diagnostic systems by designing robust electromechanical solutions from concept through production. Working closely with electrical, software, manufacturing, and systems teams, you will contribute hands-on technical expertise while helping drive product quality, reliability, and manufacturability. This role is ideal for an engineer who enjoys solving complex technical challenges, collaborating across disciplines, and mentoring others in a fast-paced, regulated environment.
Team culture:
- Positive
- Proactive
- Accountable
- Team oriented
- Continuous learner
- Great communicator
- Build strong working relationships
- Contribute to a productive team culture
What You Will Do
  • Design and develop mechanical subsystems, assemblies, and components using SolidWorks, from concept through design transfer and production.
  • Collaborate with electrical, software, and manufacturing teams to integrate mechanical, electronic, and optical systems into reliable products.
  • Design and validate fixtures, tooling, and test equipment to support development, manufacturing, and quality objectives.
  • Perform engineering analyses, including FEA, tolerance stack-ups, and reliability assessments, to optimize performance and mitigate risk.
  • Lead design reviews, DFM/DFA activities, verification testing, and troubleshooting efforts to improve product quality and manufacturability.
  • Author and maintain engineering documentation, subsystem requirements, and design history records in compliance with regulated development processes.
  • Partner with suppliers and manufacturing teams to support component qualification, new product introductions, and design transfer activities.
  • Mentor junior engineers and contribute to continuous improvement of engineering processes, tools, and best practices.

What You'll Need to Have
  • B.S. or M.S. in Mechanical Engineering or a related discipline.
  • 5+ years of experience developing electromechanical products, preferably in medical devices or other regulated industries.
  • Strong proficiency in SolidWorks, including 3D modeling, mechanical drawings, and GD&T.
  • Experience with electro-mechanical integration, PCBA collaboration, fixture/tooling design, and prototyping.
  • Knowledge of injection molding, DFM/DFA principles, and manufacturing processes.
  • Experience performing FEA, tolerance analysis, and reliability testing.
  • Familiarity with ISO 13485, FDA Quality System Regulations, IEC 60601, or similar regulated product development standards.
  • Strong communication, problem-solving, and collaboration skills, with the ability to manage multiple priorities and adapt in a dynamic environment.
  • Demonstrated accountability, initiative, and a passion for mentoring and developing others.
Preferred Qualifications
  • Medical device, diagnostic instrument, or life sciences industry experience.
  • Experience with optical systems, filters, imaging components, or sensor integration.
  • SolidWorks Professional Certification, GD&T Certification, or Six Sigma certification.

Interview Process
Our interview processes my differ slightly from role-to-role; however, most of our interviews will follow a similar pattern:
- Recruiter Interview
- Hiring Manager interview
- On-site Interview
- Decision
We are an early-stage company and may change our interview process from time-to-time, but our hope is everyone who interviews with us has a positive experience, even if an offer isn't presented.
Benefits
Excellent Medical/Dental Benefits
- 95% medical benefit premiums paid by Fluxergy and covers employee, partner, and dependents
- 100% dental and vision premiums paid for employee, partner, and dependents
- 100% Life Insurance premiums paid for the employee
Work - Life Balance Minded Time Off
- 15 paid vacation days
- 2-week paid winter break
- 7 company paid holidays
- 5 paid sick days
A Work Culture Which Believes in Promoting from Within
- Wear lots of hats / accelerate your career growth!
- We are a flat organization by design - lots of visibility!
- Many of our current leaders started their career with Fluxergy!
Salary Range: $135,000-150,000/yr
Additional Information
Fluxergy is an equal opportunity employer. We do not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity, marital status, age, disability, national or ethnic origin, military service status, citizenship, or other protected characteristic.
Fluxergy participates in the E-Verify program. Please click here, here, here for more information.
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