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Contract Mechanical Engineer Jobs in Riverside, CA

Accord Technologies Inc.

Mechanical Engineer

Irvine, CA · On-site

Irvine CA Position type: 12 monts Contract. JOB SUMMARY The Mechanical Engineer will carry out engineering assignments concerned with the planning, design and testing of mechanical equipment, systems ...

HDR

Mechanical Engineer

Irvine, CA · On-site

Provide construction contract administration as needed * Conduct QA/QC on the work of other Mechanical Project Engineers, Mechanical Project Coordinators or Mechanical CAD Technicians as needed

HDR

Mechanical Engineer

Irvine, CA · On-site

Provide construction contract administration as needed * Conduct QA/QC on the work of other Mechanical Project Engineers, Mechanical Project Coordinators or Mechanical CAD Technicians as needed

NextDeavor Inc.

Mechanical Engineer II

Irvine, CA · On-site

$40.01 - $64.90/hr

Mechanical Engineer II Full-time Irvine, CA, US Exclusive confidential search -- details shared ... Benefits You'll Love NextDeavor offers health, vision and dental benefits for contract employees ...

NextDeavor Inc.

Mechanical Engineer II

Irvine, CA · On-site

$40.01 - $64.90/hr

Mechanical Engineer II Full-time Irvine, CA, US Exclusive confidential search -- details shared ... Benefits You'll Love NextDeavor offers health, vision and dental benefits for contract employees ...

NextDeavor Inc.

Mechanical Engineer II

Irvine, CA · On-site

$42.97 - $53.72/hr

Mechanical Engineer II Full-time Irvine, CA Exclusive confidential search -- details shared with ... Benefits You'll Love NextDeavor offers health, vision and dental benefits for contract employees ...

Belcan

Mechanical Engineer II

Irvine, CA

$45 - $55/hr

Mechanical Engineer II Pay Rate: $45-$55/hr Location: Irvine, CA Area Code: 714 ZIP Code: 92618 ... We offer excellent opportunities for contract, temporary, temp-to-hire, and direct assignments. We ...

The Structures Company

Sr. Mechanical Engineer

Irvine, CA · On-site

$130K - $190K/yr

JOB TITLE: Sr. Mechanical Engineer LOCATION: Irvine, CA SALARY: $130K - 190K/year We are a national ... contract-to-hire, and direct hire placements. We deliver expert workforce solutions across ...

TRL11, Inc.

Sr. Mechanical Engineer

Irvine, CA

$401K/yr

The Senior Mechanical Engineer will work closely with cross-functional teams and customers to ... Experience working directly with machine shops, contract manufacturers, and component suppliers.

TRL11, Inc.

Sr. Mechanical Engineer

Irvine, CA · On-site

$401K/yr

The Senior Mechanical Engineer will work closely with cross-functional teams and customers to ... Experience working directly with machine shops, contract manufacturers, and component suppliers.

New

TRL11, Inc.

Sr. Mechanical Engineer

Irvine, CA · On-site

$401K/yr

The Senior Mechanical Engineer will work closely with cross-functional teams and customers to ... Experience working directly with machine shops, contract manufacturers, and component suppliers.

Belcan

Mechanical Engineer II

Irvine, CA · On-site

$40.01 - $64.90/hr

Mechanical Engineer II Pay Rate: $40.01 - $64.9/hr. Location: Irvine, CA Area Code: 949, 714 ZIP ... We offer excellent opportunities for contract, temporary, temp-to-hire, and direct assignments. We ...

FieldAI

Mechanical Engineer-Federal

Irvine, CA

As a Mechanical Engineer on the Federal Team at Field AI, you will contribute to the design and ... Build: Work with vendors and contract manufacturers to procure mechanical hardware. Develop QA ...

FieldAI

Mechanical Engineer-Federal

Irvine, CA

$70K - $300K/yr

As a Mechanical Engineer on the Federal Team at Field AI, you will contribute to the design and ... Build: Work with vendors and contract manufacturers to procure mechanical hardware. Develop QA ...

AECOM

Senior Mechanical Engineer

Orange, CA · On-site

$111K - $147K/yr

AECOM is seeking a Senior Mechanical Engineer based in Orange, California. This is a Hybrid ... S. citizenship due to federal contract/security requirements Preferred Requirements * 10+ years of ...

AECOM

Senior Mechanical Engineer

Orange, CA · On-site

$111K - $147K/yr

AECOM is seeking a Senior Mechanical Engineer based in Orange, California. This is a Hybrid ... S. citizenship due to federal contract/security requirements Preferred Requirements * 10+ years of ...

AECOM

Senior Mechanical Engineer

Orange, CA

$111K - $147K/yr

AECOM is seeking a Senior Mechanical Engineer based in Orange, California. This is a Hybrid ... S. citizenship due to federal contract/security requirements Preferred Requirements * 10+ years of ...

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Showing results 1-20

All JobsContract Mechanical Engineer JobsContract Mechanical Engineer Jobs in Riverside, CA

Contract Mechanical Engineer information

See Riverside, CA salary details

$47.5K

$107.3K

$173.7K

How much do contract mechanical engineer jobs pay per year?

As of Aug 3, 2026, the average yearly pay for contract mechanical engineer in Riverside, CA is $107,329.00, according to ZipRecruiter salary data. Most workers in this role earn between $85,000.00 and $132,000.00 per year, depending on experience, location, and employer.

What Does a Contract Mechanical Engineer Do?

Contract mechanical engineers are independent contractors who work directly with their own clients on projects. You find these professionals in a broad range of industries, including robotics, medical devices, and manufacturing. As a contract mechanical engineer, you design a product or machine according to your client's specifications, analyze the blueprints to ensure they are accurate, test a model to identify any potential issues, and repair them as necessary. Your job duties typically involve the extensive usage of specialized computer programs, such as CAD for technical drawings. Depending on the project, you may collaborate with other engineers on different aspects of the plans to ensure they do not conflict with other parts of the project.

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

To thrive as a Contract Mechanical Engineer, you need a solid background in mechanical engineering principles, problem-solving abilities, and a relevant engineering degree, often complemented by a Professional Engineer (PE) license. Familiarity with CAD software (such as SolidWorks or AutoCAD), finite element analysis tools, and project management systems is typically required. Strong communication, adaptability, and time management skills help you excel in diverse project environments and collaborate effectively with clients and teams. These skills and qualities are crucial for delivering high-quality engineering solutions on time and within budget in a contract-based setting.

What are Contract Mechanical Engineers?

Contract Mechanical Engineers are professionals who design, develop, and test mechanical devices and systems, but work on a contractual basis rather than as permanent employees. They may be hired for specific projects or periods by companies needing specialized expertise. Their responsibilities can include creating technical drawings, overseeing manufacturing processes, and ensuring products meet quality standards. Contract roles offer flexibility and variety in work, but may not provide the same benefits or job security as permanent positions.

What are some common challenges faced by Contract Mechanical Engineers when working on short-term projects?

Contract Mechanical Engineers often need to quickly adapt to new team dynamics and project requirements, as short-term assignments can vary widely in scope, tools, and expectations. They may face challenges such as limited onboarding time, integrating with established teams, and managing multiple projects simultaneously. Strong communication and organizational skills are essential to succeed, as contract engineers must rapidly build rapport with colleagues and deliver results within tight deadlines. Additionally, proactively seeking feedback and clarifying project goals early can help navigate these challenges and ensure project success.

What is the difference between Contract Mechanical Engineer vs Contract Mechanical Designer?

AspectContract Mechanical EngineerContract Mechanical Designer
CredentialsBachelor's degree in Mechanical Engineering, possibly PE licenseBachelor's degree in Mechanical Design, CAD certifications often preferred
Work EnvironmentEngineering firms, manufacturing, product developmentDesign studios, manufacturing, product development
Employer & Industry UsageUsed across engineering and manufacturing sectorsCommon in design and product development sectors
Common Search & ComparisonOften compared for engineering roles involving analysis and designCompared for roles focused on detailed design and CAD work

Contract Mechanical Engineers focus on designing, analyzing, and testing mechanical systems, requiring engineering credentials. Contract Mechanical Designers primarily work on creating detailed CAD models and drawings, often with design certifications. Both roles are vital in manufacturing and product development, but they differ in scope and responsibilities.

More about Contract Mechanical Engineer jobs
What are the most commonly searched types of Mechanical Engineer jobs in Riverside, CA? The most popular types of Mechanical Engineer jobs in Riverside, CA are:
What are popular job titles related to Contract Mechanical Engineer jobs in Riverside, CA? For Contract Mechanical Engineer jobs in Riverside, CA, the most frequently searched job titles are:
What job categories do people searching Contract Mechanical Engineer jobs in Riverside, CA look for? The top searched job categories for Contract Mechanical Engineer jobs in Riverside, CA are:
What cities near Riverside, CA are hiring for Contract Mechanical Engineer jobs? Cities near Riverside, CA with the most Contract Mechanical Engineer job openings:
Contract Mechanical Engineer jobs near you
Infographic showing various Contract Mechanical Engineer job openings in Riverside, CA as of July 2026, with employment types broken down into 53% Full Time, 21% Part Time, 1% Temporary, and 25% Contract. Highlights an 68% Physical, 3% Hybrid, and 29% Remote job distribution, with an average salary of $107,329 per year, or $51.6 per hour.

Mechanical Engineer- Irvine CA - Contract/ Fulltime Opportunity

Zodiac Solutions

Irvine, CA • On-site

Contractor

Re-posted 3 days ago

Job description

Title: Mechanical Engineer

Location:  Irvine CA

Duration: Contract/ Fulltime opportunity

Seeking a Mechanical Engineer with 2–5 years of experience in turbo machinery (compressors, turbines, ECS subsystems).

Key Responsibilities:

  • Design and analyze turbo machinery components
  • Perform thermal, structural, and performance analysis
  • Support assembly, testing, and validation
  • Work with cross-functional teams on product development

Requirements:

  • B.E./B.Tech in Mechanical/Aerospace Engineering
  • Strong fundamentals in thermodynamics & fluid mechanics
  • Experience in CAE/analysis tools (preferred)
  • Hands-on testing exposure