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Junior Mechanical Engineering Jobs in Riverside, CA

General Micro Systems, Inc.

Be Seen First

Jr. Mechanical Engineer

Rancho Cucamonga, CA · On-site

$74K - $90K/yr

Electrical Engineering Course * Thermal Design Systems * Must have proof of participation in any of the SAE team competitions * Minimum 2-3 years experience in mechanical design related to ...

Turion Space

Senior Mechanical Engineer

Irvine, CA

$112K - $148K/yr

Manage engineering projects, including defining project scope, timelines, and resources. Ensure ... Provide guidance and mentorship to junior engineers, sharing expertise and promoting best practices ...

AECOM

Senior Mechanical Engineer

Orange, CA · On-site

$111K - $147K/yr

Mentor and teach junior engineers. Grow your career with us in our Building+ Places group. The Senior Mechanical Engineer will be responsible for the following but not limited to; * Design of heating ...

AECOM

Senior Mechanical Engineer

Orange, CA · On-site

$111K - $147K/yr

Mentor and teach junior engineers. Grow your career with us in our Building+ Places group. The Senior Mechanical Engineer will be responsible for the following but not limited to; * Design of heating ...

AECOM

Senior Mechanical Engineer

Orange, CA · On-site

$111K - $147K/yr

Mentor and teach junior engineers. Grow your career with us in our Building+ Places group. The Senior Mechanical Engineer will be responsible for the following but not limited to; * Design of heating ...

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All JobsMechanical Engineering JobsJunior Mechanical Engineering JobsJunior Mechanical Engineering Jobs in Riverside, CA

Junior Mechanical Engineering information

See Riverside, CA salary details

$42.8K

$76.3K

$102.2K

How much do junior mechanical engineering jobs pay per year?

As of Sep 5, 2026, the average yearly pay for junior mechanical engineering in Riverside, CA is $76,306.00, according to ZipRecruiter salary data. Most workers in this role earn between $66,200.00 and $86,100.00 per year, depending on experience, location, and employer.

What does a junior mechanical engineer do?

A Junior Mechanical Engineer assists in designing, developing, and testing mechanical devices and systems under the supervision of senior engineers. Their responsibilities often include creating technical drawings, performing basic calculations, supporting prototype development, and helping to solve engineering problems. They also collaborate with other team members to ensure projects meet specifications and deadlines. This role typically serves as an entry-level position, providing valuable hands-on experience and professional development within the mechanical engineering field.

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

To thrive as a Junior Mechanical Engineer, you need a solid understanding of mechanical engineering principles, a relevant engineering degree, and foundational knowledge of design and manufacturing processes. Familiarity with CAD software (such as SolidWorks or AutoCAD), simulation tools, and basic project management systems is typically required. Strong problem-solving abilities, attention to detail, and effective teamwork and communication skills help you excel in cross-functional environments. These skills are crucial for delivering accurate designs, collaborating efficiently, and supporting successful project outcomes in engineering teams.

What types of projects do junior mechanical engineers typically work on, and how much autonomy can I expect in this role?

As a Junior Mechanical Engineer, you will often be involved in supporting senior engineers with tasks such as drafting designs, conducting simulations, preparing technical documentation, and performing tests on prototypes. Early in your career, you'll typically work within a multidisciplinary team, collaborating with experienced engineers and other departments such as manufacturing and quality assurance. While you may start with closely supervised assignments, many organizations encourage gradual independence as you demonstrate your skills and reliability. Over time, you will likely take on more complex project components and gain opportunities to lead smaller tasks or initiatives.

What is the difference between Junior Mechanical Engineering vs Mechanical Design Engineer?

AspectJunior Mechanical EngineeringMechanical Design Engineer
Required CredentialsBachelor's in Mechanical Engineering or related fieldBachelor's or higher in Mechanical Engineering or Design
Work EnvironmentEntry-level, team-based projects, manufacturing or R&D settingsDesign-focused tasks, CAD software, product development teams
Employer & Industry UsageManufacturing, automotive, aerospace, HVACProduct design, engineering firms, industrial equipment

Junior Mechanical Engineers typically perform basic engineering tasks under supervision, focusing on learning and supporting projects. Mechanical Design Engineers concentrate on creating and refining product designs using CAD tools, often requiring more specialized design skills. While both roles require a mechanical engineering background, the Design Engineer role emphasizes design and development, whereas the Junior Mechanical Engineer role is more about supporting engineering processes and gaining experience.

How do I get my first job as a junior mechanical engineer?

To secure a first junior mechanical engineering position, candidates should obtain a relevant degree such as a bachelor's in mechanical engineering, develop practical skills through internships or projects, and familiarize themselves with industry tools like CAD software. Building a strong resume highlighting technical skills and applying to entry-level roles through online job boards or company websites is essential.

Is junior mechanical engineering a stressful job?

Junior mechanical engineers often face stress related to project deadlines, technical problem-solving, and workload management. The job typically involves teamwork, use of CAD software, and adherence to safety standards, which can contribute to pressure levels, especially during busy periods or complex projects.

What are the most commonly searched types of Mechanical Engineering jobs in Riverside, CA?

The most popular types of Mechanical Engineering jobs in Riverside, CA are:

What are popular job titles related to Junior Mechanical Engineering jobs in Riverside, CA?

For Junior Mechanical Engineering jobs in Riverside, CA, the most frequently searched job titles are:

What job categories do people searching Junior Mechanical Engineering jobs in Riverside, CA look for?

The top searched job categories for Junior Mechanical Engineering jobs in Riverside, CA are:

What cities near Riverside, CA are hiring for Junior Mechanical Engineering jobs?

Cities near Riverside, CA with the most Junior Mechanical Engineering job openings:

Junior Mechanical Engineering jobs near you
Infographic showing various Junior Mechanical Engineering job openings in Riverside, CA as of August 2026, with employment types broken down into 89% Full Time, 7% Part Time, 3% Contract, and 1% Nights. Highlights an 88% Physical, 4% Hybrid, and 8% Remote job distribution, with an average salary of $76,306 per year, or $36.7 per hour.

Junior Mechanical Engineer

TriMas Corporation

City Of Industry, CA • On-site

$24 - $26/hr

Part-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 18 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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