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Mechanical Engineering Intern Jobs in Riverside, CA

Howmet Aerospace

Engineering Intern

Brea, CA

$25 - $28/hr

... Mechanical Engineering, Industrial Engineering or similar * Basic understanding of manufacturing ... The manufacturing engineering intern assists engineers in designing, improving, and implementing ...

Tetra Tech, Inc.

Engineering Intern

Diamond Bar, CA · On-site

$18 - $23/hr

Tetra Tech has an immediate opening for a part-time engineering intern. This is a great opportunity ... Pursuing a bachelor's degree in Civil, Chemical, Mechanical or Environmental Engineering

New

Tetra Tech

Engineering Intern

Diamond Bar, CA

$18 - $23/hr

Tetra Tech has an immediate opening for a part-time engineering intern. This is a great opportunity ... Pursuing a bachelor's degree in Civil, Chemical, Mechanical or Environmental Engineering

New

Medtronic

Engineering Intern - Summer 2027

Santa Ana, CA

$17.50 - $22.75/hr

Engineering Intern Opportunities for Students Interns may support one or more engineering areas based on business need, candidate background, and location availability. Examples of work in each area ...

New

Medtronic

Engineering Intern - Summer 2027

Irvine, CA

$18 - $23.25/hr

Engineering Intern Opportunities for Students Interns may support one or more engineering areas based on business need, candidate background, and location availability. Examples of work in each area ...

New

Medtronic

Engineering Intern - Summer 2027

Irvine, CA

$18 - $23.25/hr

Engineering Intern Opportunities for Students Interns may support one or more engineering areas based on business need, candidate background, and location availability. Examples of work in each area ...

New

Medtronic

Engineering Intern - Summer 2027

Santa Ana, CA

$17.50 - $22.75/hr

Engineering Intern Opportunities for Students Interns may support one or more engineering areas based on business need, candidate background, and location availability. Examples of work in each area ...

New

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All JobsMechanical Engineering Intern JobsMechanical Engineering Intern Jobs in Riverside, CA

Mechanical Engineering Intern information

See Riverside, CA salary details

$15

$22

$31

How much do mechanical engineering intern jobs pay per hour?

As of Aug 3, 2026, the average hourly pay for mechanical engineering intern in Riverside, CA is $22.83, according to ZipRecruiter salary data. Most workers in this role earn between $18.80 and $25.34 per hour, depending on experience, location, and employer.

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

To thrive as a Mechanical Engineering Intern, you need a solid grasp of engineering fundamentals, problem-solving abilities, and coursework in mechanical design or analysis, often supported by progress toward a relevant engineering degree. Familiarity with CAD software (such as SolidWorks or AutoCAD), simulation tools, and basic lab equipment is typically required. Strong communication, teamwork, and a willingness to learn help interns adapt quickly and contribute effectively to projects. These skills and qualities are important to ensure interns can support engineering teams, apply theory to real-world challenges, and grow within the profession.

What Does a Mechanical Engineering Intern Do?

As a mechanical engineering intern, you prepare calculations and reports, gain experience with engineering systems, integrate tracking plans, and perform analysis of mechanical design choices. You may help test products, interact with various members of a project team, and create or modify CAD models. As an intern, your responsibilities are limited, and most employers consider gaining experience to be the most important part of your job. Many mechanical engineering interns focus on building professional relationships in the hope of landing a permanent job after graduating. You may need to develop your skills in engineering, CAD software, and prototyping during your internship.

What types of projects do Mechanical Engineering Interns typically work on, and how much hands-on experience can I expect?

As a Mechanical Engineering Intern, you'll often assist with a mix of design, analysis, and testing projects under the guidance of experienced engineers. Interns commonly use CAD software to create or modify designs, help with prototype assembly, perform basic calculations, and assist in conducting experiments or tests. You can expect significant hands-on experience, especially in labs or on the shop floor, learning how theoretical concepts are applied in real-world engineering tasks. Collaboration with cross-functional teams, such as manufacturing or quality assurance, is typical, providing valuable exposure to the entire product lifecycle.

What does a Mechanical Engineering Intern do?

A Mechanical Engineering Intern assists engineers in designing, developing, and testing mechanical devices and systems. They typically work on tasks such as creating CAD drawings, conducting research, performing calculations, and helping with prototype assembly or testing. Interns gain hands-on experience by supporting ongoing projects and collaborating with other engineers and technicians. This role provides valuable exposure to real-world engineering challenges and helps students apply their academic knowledge in a practical setting.
More about Mechanical Engineering Intern jobs
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 Mechanical Engineering Intern jobs in Riverside, CA? For Mechanical Engineering Intern jobs in Riverside, CA, the most frequently searched job titles are:
What job categories do people searching Mechanical Engineering Intern jobs in Riverside, CA look for? The top searched job categories for Mechanical Engineering Intern jobs in Riverside, CA are:
What cities near Riverside, CA are hiring for Mechanical Engineering Intern jobs? Cities near Riverside, CA with the most Mechanical Engineering Intern job openings:
Mechanical Engineering Intern jobs near you
Infographic showing various Mechanical Engineering Intern job openings in Riverside, CA as of July 2026, with employment types broken down into 95% Full Time, 3% Part Time, and 2% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $47,486 per year, or $22.8 per hour.

R&D Mechanical Engineering Intern

Design West Technologies, Inc.

Tustin, CA • On-site

$20.75 - $27.75/hr

Other

Re-posted 8 days ago

Job description

Design West Technologies Inc. of Tustin, CA has an immediate need for a Mechanical-Engineering Intern for late Summer/early Fall 2026. The successful candidate will be responsible for providing support to R&D projects for the Department of Defense. In this role, you will work with R&D, engineering, manufacturing, procurement and planning departments. If this sounds like the opportunity for you, apply today!

A DAY IN THE LIFE AS AN MECHANICAL ENGINEERING INTERN AT DWT

The Mechanical Engineering Intern will participate in R&D development and testing chem-bio-rad-nuclear (CBRN) and weapon systems and components, support drawing and documentation updates, support proposal activities, develop 3D models of parts or fixtures using SolidWorks, document machine set up processes and recommend improvements.

QUALIFICATIONS:

  • Pursuing or recent graduate B.S. degree in mechanical, aerospace or similar engineering discipline
  • Motivated to learn and work in a team
  • Experience with 2D and/or 3D CAD modeling using SolidWorks
  • Strong Microsoft Office skills including Excel, Word
  • Well organized, capable of gathering and organizing
  • Communicate effectively, both orally and in writing

Join our team and be a part of shaping the future of aerospace and defense technology! If you have the skills, experience, and passion to excel in this role, we encourage you to apply.

Design West Technologies Inc. is an EEO employer including disability/Veterans

Apply