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Mechanical Design Engineer Intern Jobs in California

Mechanical Design Engineer

San Leandro, CA · On-site

$85K - $116K/yr

Why This Role Matters As a Mechanical Design Engineer , you will help with the design, development, and integration and validation of mechanical components and systems integral to our advanced fusion

Mechanical Design Engineer

Sacramento, CA · On-site

$70K - $95K/yr

Job Title: Mechanical Design Engineer Location: Sacramento, CA Key Skills: Mechanical Design | Inventor | Automation | Tooling | Prototype | Testing | DFM | materials and manufacturing processes |

Job Title: Mechanical Design Engineer Job Description This role focuses on designing and delivering next-generation networking products, including routers, switches, firewalls, and servers, that meet

Job Title: Mechanical Design Engineer Job Description The Mechanical Design Engineer will be responsible for designing, validating, and sustaining pressure and temperature sensing products for

Mechanical Design Engineer

Fremont, CA · On-site

$90K - $122K/yr

Sanmina Corporation (Nasdaq: SANM) is a leading integrated manufacturing solutions provider serving the fastest-growing segments of the global Electronics Manufacturing Services (EMS) market.

We are seeking a Mechanical Design Engineer to develop innovative mechanical designs, support product development, and collaborate with cross-functional teams to deliver high-quality engineering

New

Mechanical Design Engineer

Goleta, CA · On-site

$85K - $127K/yr

We're looking for an experienced mechanical design engineer ready to take the next step in their career and contribute to an employee-owned company whose mission is to help save lives. This is a

Mechanical Design Engineer

Torrance, CA · On-site

$84K - $119K/yr

Northwood is a modern space infrastructure company bringing the benefits of space to the masses through advanced communications technology. We are building a global network of phased array ground

Vast is looking for a Mechanical Design Engineer , reporting to the Manager, Structures Design, to support the development of the systems that will be required for the design and build of

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Mechanical Design Engineer Intern information

See California salary details

$14

$21

$29

How much do mechanical design engineer intern jobs pay per hour?

As of Aug 21, 2026, the average hourly pay for mechanical design engineer intern in California is $21.60, according to ZipRecruiter salary data. Most workers in this role earn between $17.79 and $23.94 per hour, depending on experience, location, and employer.

What is a mechanical design engineer intern?

A Mechanical Design Engineer Intern assists in designing, analyzing, and testing mechanical components and systems. They work with computer-aided design (CAD) software to create models and technical drawings, collaborate with engineering teams, and support prototyping and manufacturing processes. Interns may also conduct research, review specifications, and refine designs to improve efficiency and performance. This role provides hands-on experience in product development and engineering principles.

What does a mechanical design engineer intern do?

As a Mechanical Design Engineer Intern, you will likely assist in creating and modifying CAD models, preparing technical drawings, and supporting prototype development. You may also conduct design analyses, participate in product testing, and collaborate with engineers to troubleshoot and improve existing designs. Interns often interact with cross-functional teams, including manufacturing and quality assurance, to help ensure design feasibility and performance. This hands-on experience provides valuable exposure to real-world engineering problems and builds the foundational skills needed for a full-time career in mechanical design.

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

A Mechanical Design Engineer Intern should possess a solid grasp of engineering principles, computer-aided design (CAD) skills, and progress toward a degree in mechanical engineering or a related field. Familiarity with 3D modeling software like SolidWorks or AutoCAD, and understanding of rapid prototyping and simulation tools, are often required. Strong problem-solving abilities, teamwork, attention to detail, and effective communication skills help interns succeed in dynamic project environments. These competencies enable interns to contribute meaningfully to design projects, communicate ideas clearly, and support efficient product development.

What are the most commonly searched types of Mechanical Design Engineer jobs in California?

The most popular types of Mechanical Design Engineer jobs in California are:

What cities in California are hiring for Mechanical Design Engineer Intern jobs?

Cities in California with the most Mechanical Design Engineer Intern job openings:

Infographic showing various Mechanical Design Engineer Intern job openings in California as of August 2026, with employment types broken down into 32% Internship, and 68% Full Time. Highlights an 100% In-person job distribution, with an average salary of $44,920 per year, or $21.6 per hour.

Mechanical Design Engineer

OSI Engineering

Santa Clara, CA • On-site

$65 - $75/hr

Other

Posted 27 days ago


Job description

Mechanical Design Engineer


We are seeking an experienced Mechanical Design Engineer to join a small Industrial Manufacturing team based in Santa Clara, CA.


This is a project-based role and expected to be approximately 2-weeks in duration for the initial project. Additional project-based work is expected in the future.


Primary Duties & Responsibilities:

  • Travel to Southern California (1 day trip) to meet with the customer to gather technical specifications and view the physical assembly line.
  • Create 3D designs that will be sent to a vendor to build out.
  • Build user-friendly designs to help improve production efficiency.
  • Work closely with R&D and manufacturing teams.


Education:

  • A Bachelor’s degree or higher in Mechanical Engineering, Applied Physics, Materials Science, or related field, preferred but not required.


Skills & Requirements:

  • 5+ years of relevant experience.
  • Proficient with 3D design software, including SolidWorks.
  • Solid experience in automated test and measurement equipment, machine vision systems, motion systems and robotics, electronics, optics, etc.
  • Capable of independently managing complex projects with minimal supervision.
  • Excellent communication skills.


Location: Santa Clara, CA

Start Date: ASAP

Duration: 2-weeks

Pay Rate: $65-75/hr. (depending on experience)