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Part Time Mechanical Engineer Jobs in Riverside, CA

Arcadis

Senior Process Mechanical Design Engineer

Irvine, CA · On-site

$96K - $133K/yr

As a Senior Process Mechanical Design Engineer specializing in water and wastewater projects, you ... Arcadis offers benefits for full time and part time positions. These benefits include medical ...

Saratech

Design Solutions COE

Mission Viejo, CA · Remote

$70K - $100K/yr

Bachelor's or Master's degree in mechanical engineering, Aerospace Engineering, or related field ... All full-time and part-time employees will receive 40 sick hours per year or minimum sick time ...

SaraTech

Systems Engineer MBSE

Irvine, CA · On-site

$90/hr

Bachelor's degree in Systems Engineering, Aerospace Engineering, Mechanical Engineering, Electrical ... Employment Type: Part Time Salary: $85 - $90 Hourly

Saratech

Systems Engineer MBSE

Irvine, CA · On-site

$85 - $90/hr

Education and ExperienceBachelor's degree in Systems Engineering, Aerospace Engineering, Mechanical ... All full-time and part-time employees will receive 40 sick hours per year or minimum sick time ...

Saratech, Inc.

Systems Engineer MBSE

Irvine, CA · On-site

$90/hr

Bachelor's degree in Systems Engineering, Aerospace Engineering, Mechanical Engineering, Electrical ... All full-time and part-time employees will receive 40 sick hours per year or minimum sick time ...

Saratech

Systems Engineer MBSE

Irvine, CA · On-site

$85 - $90/hr

Bachelor's degree in Systems Engineering, Aerospace Engineering, Mechanical Engineering, Electrical ... All full-time and part-time employees will receive 40 sick hours per year or minimum sick time ...

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All JobsMechanical Engineer JobsPart Time Mechanical Engineer JobsPart Time Mechanical Engineer Jobs in Riverside, CA

Part Time Mechanical Engineer information

See Riverside, CA salary details

$47.5K

$107.3K

$173.7K

How much do part time mechanical engineer jobs pay per year?

As of Sep 13, 2026, the average yearly pay for part time 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 part time mechanical engineer do?

As a part-time mechanical engineer, you design and build mechanical systems that meet the requirements of a given project. You may use calculation techniques to determine the construction requirements of each device, coordinate with other engineers to design it, and use software to detail the engineering specifications. You typically support full-time engineers, particularly because companies who need new devices usually want them as soon as possible. Depending on the needs of the project, you may also travel to factories or work sites, discuss potential devices with customers, and give presentations. You often work through contracts, but you may work exclusively for an employer.

What are the key skills and qualifications needed to thrive as a part time mechanical engineer?

To succeed as a Part Time Mechanical Engineer, you typically need a degree in mechanical engineering, strong problem-solving skills, and experience with engineering principles. Familiarity with CAD software, simulation tools, and industry-specific certifications like EIT or PE are commonly required. Effective communication, time management, and adaptability are important soft skills for balancing multiple projects and collaborating with teams. These competencies ensure that even in a part-time capacity, engineers deliver high-quality solutions and contribute effectively to organizational goals.

How does working part time as a mechanical engineer impact project involvement and collaboration with full-time team members?

Part time mechanical engineers typically focus on specific tasks or phases of a project, which means clear communication and efficient documentation are essential for seamless collaboration. You may be assigned to design reviews, prototyping, or troubleshooting, working closely with full-time colleagues who handle broader project management. While you might not always be present for every team meeting, most companies utilize digital tools and flexible scheduling to keep part-time staff integrated and informed. This structure allows you to make meaningful contributions while balancing other commitments.

What is the difference between Part Time Mechanical Engineer vs Mechanical Designer?

AspectPart Time Mechanical EngineerMechanical Designer
CredentialsBachelor's in Mechanical Engineering, possibly PE licenseBachelor's or higher in Mechanical Engineering or Design
Work EnvironmentManufacturing, product development, consultingCAD drafting, product design, prototyping
Employer UsageEngineering firms, manufacturing companiesDesign firms, R&D departments

Part Time Mechanical Engineers focus on applying engineering principles to develop and analyze mechanical systems, often working on projects requiring technical expertise. Mechanical Designers primarily create detailed drawings and models for manufacturing, emphasizing CAD skills. While both roles require mechanical engineering knowledge, the engineer's role is more analytical, whereas the designer's role centers on drafting and design documentation.

How much does a part time mechanical engineer make?

Part-time mechanical engineers typically earn between $20 and $40 per hour, depending on experience, location, and the complexity of projects. Salaries can vary based on industry, certifications, and whether the role involves specialized skills or tools. Many part-time positions also offer flexible schedules and opportunities for skill development.
More about Part Time 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 Part Time Mechanical Engineer jobs in Riverside, CA?

For Part Time Mechanical Engineer jobs in Riverside, CA, the most frequently searched job titles are:

What job categories do people searching Part Time Mechanical Engineer jobs in Riverside, CA look for?

The top searched job categories for Part Time Mechanical Engineer jobs in Riverside, CA are:

What cities near Riverside, CA are hiring for Part Time Mechanical Engineer jobs?

Cities near Riverside, CA with the most Part Time Mechanical Engineer job openings:

Part Time Mechanical Engineer jobs near you
Infographic showing various Part Time Mechanical Engineer job openings in Riverside, CA as of August 2026, with employment types broken down into 88% Full Time, 10% Part Time, 1% Contract, and 1% Nights. Highlights an 97% Physical, 1% Hybrid, and 2% Remote job distribution, with an average salary of $107,329 per year, or $51.6 per hour.

Junior Mechanical Engineer

City Of Industry, CA • On-site

TriMas Corporation
Plastics Packaging Film and Sheet (including Laminated) Manufacturing • 5 - 10K employees
Learn more about TriMas Corporationexternal

$24 - $26/hr

Part-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 26 days ago

Job description

Junior Mechanical Engineer
Company: TriMas Company LLC
Primary Location: 15200 Don Julian Road, City of Industry, CA 91745 USA
Workplace Type: On-site
Employment Type: Hourly Part-Time
Function: Engineering
Equal Opportunity Employer Minorities/Women/Veterans/Disabled
Main Duties & Responsibilities
JOB SUMMARY:
Plans and conducts research and developmentactivities that support in the introduction of new products formanufacture. Reviews and conductsactivities for current products that are subject to revisions.
Essential Duties, Responsibilitiesand Competencies:
Identifies, in conjunction with engineers and engineeringmanagement, promising areas of fastener products that address unmet needs andhave potential market share available.
Communicates overview of all products underdevelopment and their stage of development to engineers and engineering management.
Plans and formulates aspects of research anddevelopment proposals such as objective or purpose of project, applicationsthat can be utilized from findings, costs of project, and equipment and humanresources required.
Reviews and analyzes proposals submitted to determineif benefits derived and possible applications justify expenditures.
Conducts design reviews with engineers and submitsproposals considered feasible to engineering management for consideration andallocation of funds.
Develops and implements methods and procedures formonitoring projects, such as preparation of records of expenditures andresearch findings, progress reports, and conferences, in order to informmanagement of current status of each projects.
Tracks industry trends and competitor activities.
Qualifications
Compensation
In compliance with all states and cities requiring transparency of pay, the expected pay range for this position is $24.00-$26.00
Compensation can vary depending on several factors, including a candidate's qualifications, skills, experience, competencies, and geographic location. Some roles may qualify for extra incentives like equity, commissions, or other variable performance-related bonuses. Further details will be provided by our recruiting team during the interview process.
Benefits
Benefit offerings include Medical Insurance and Prescription Drugs, Dental Insurance, Vision Insurance, Flexible Spending Accounts, Life Insurance, Short-Term Disability, Long-Term Disability Insurance (for eligible employees), Employee Assistance Plan (EAP), Paid Time Off (may include vacation and sick time), Retirement Program, and Other Voluntary Benefits.
TriMas logo

About TriMas

Sourced by ZipRecruiter

Industry

Plastics packaging film and sheet (including laminated) manufacturing

Company size

5,001 - 10,000 Employees

Headquarters location

Bloomfield Hills, MI, US

Year founded

1988

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