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Mechanical Design Engineer Intern Jobs in California

Xforia, Inc.

Mechanical Design Engineer

Sacramento, CA · On-site

$70K - $95K/yr

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

Actalent

Mechanical Design Engineer

Burbank, CA

$73K - $88K/yr

Mechanical Design Engineer The Mechanical Design Engineer will be responsible for designing, validating, and sustaining pressure and temperature sensing products for aerospace applications. This role ...

Pacific Fusion

Mechanical Design Engineer

San Leandro, CA

$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 ...

Sanmina

Mechanical Design Engineer

Fremont, CA · On-site

$90K - $122K/yr

The Mechanical Design Engineer is responsible for mechanical design and development of electromechanical products. The scope of responsibilities includes complete product development cycle from ...

CMC Rescue Inc

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 ...

JMJ PHILLIP

Mechanical Design Engineer

Burbank, CA · On-site

$73 - $88/hr

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 ...

Actalent

Mechanical Design Engineer

Burbank, CA · On-site

$73K - $88K/yr

Mechanical Design Engineer The Mechanical Design Engineer will be responsible for designing, validating, and sustaining pressure and temperature sensing products for aerospace applications. This role ...

Vast

Mechanical Design Engineer

Long Beach, CA

$86K - $122K/yr

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 artificial ...

Northwoodspace

Mechanical Design Engineer

Torrance, CA · On-site

$84K - $119K/yr

Role: Northwood is seeking a talented Mechanical Engineer to join our dynamic team, specializing in the design of structures, systems, tooling, and other products for our ground station antennas.

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Mechanical Design Engineer Intern information

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

As of Aug 24, 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.

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

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Mechanical Design Engineer Intern jobs near you
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

Columbus Technologies and Services Inc

Pasadena, CA • On-site

$70 - $94/hr

Full-time

Re-posted yesterday

Job description

OVERVIEW
Must be a US Citizen
Duration - 6 month contract position with potential to be extended or converted
W2 with full benefits
Customer and contract specific training will be required and provided.
Location - NASA Jet Propulsion Laboratory, Pasadena, CA (onsite)
Offer contingent on ability to successfully pass a background check and drug screen
Salary ranges are determined by role, level, and location. The range displayed on each job posting reflects the minimum and maximum target for new hire salaries for the position across all US locations. Within the range, individual pay is determined by work location and additional factors, including job-related skills, experience, and relevant education or training.

JOB DESCRIPTION
This is an opportunity to be a Mechanical Design Engineer in the Engineering Design group at JPL, which engages in the engineering and design of advanced spacecraft, instruments and robotic mechanisms for exploration of the solar system.
  • Performing as a Design Engineer for JPL on a spacecraft, instrument or robotic project.
  • Creating complex CAD models, assemblies and engineering drawings.
  • Working with world class engineers and participating on teams in a highly collaborative environment.
  • Developing and running configuration trades on the mechanical system of a spacecraft project.
  • Interfacing with space science experts, analysts, manufacturing engineers, and project staff.
  • Performing conceptual spacecraft design for feasibility and cost estimates of future missions.
REQUIRED SKILLS
Experience and knowledge in the following areas:
  • Mechanical design of spacecraft primary and secondary structures, mechanisms and instruments.
  • Engineering CAD (Computer-Aided Design) tools such as Siemens NX (preferred), CATIA or Creo.
  • Creating engineering drawings using the ASME Y14.100-2017 standard.
  • Creating detail drawings, assembly drawings, interface drawings and source control drawings.
  • Geometric dimensioning and tolerancing (GD&T) using ASME Y14.5-2018.
  • Application of advanced principles, theories, concepts and techniques in solving mechanical engineering problems.
  • Adept at performing trade studies and developing conceptual configurations.
  • Aerospace fabrication processes.
  • Aerospace material selection.
  • PLM (Product Lifecycle Management) tools such as Teamcenter (preferred), Enovia or Windchill.
DESIRED SKILLS
  • TS/SCI
Equal Opportunity/Affirmative Action

Columbus is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, creed, sex, marital status, age, national origin, veteran status, disability status, or any other characteristic protected by applicable federal, state, or local law. As a federal contractor, Columbus participates in the E-Verify Program to confirm eligibility to work in the United States.