63 mechanical internship jobs at 41 companies in Los Angeles, CA
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Mechanical Engineering Internship - Fall 2026
Torrance, California, United States
OnsiteInternship
Currently pursuing a Mechanical Engineering degree; hands-on prototyping and testing experience; able to stand long periods and lift up to 50 lbs; able to work 100% onsite in Torrance, CA.
1w
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Mechanical Engineer, Robotics Hardware - Part-Time Internship
Irvine, California, United States
$35-$45/hr OnsitePart Time, Internship
Current student pursuing a B.S., M.S., or Ph.D. in robotics, mechanical engineering, mechatronics, or a related field; SolidWorks proficiency and experience with FEA, thermal modeling, manufacturing, integration, and testing required.
LiDAR, TOF, IMU, GPS, CPUs, GPUs, Linux, ROS, SolidWorks, FEA, CNC, GD&T, BOMs, MIL-STD
6d
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Mechanical Engineering Internship/Co-op
El Segundo or Los Angeles County
OnsiteInternship, Full Time
0.25+ YOEEnrolled in an engineering, physics, or math bachelor's program; 3+ months applied engineering experience; export-control compliance; testing and collaborative engineering skills.
pressure transducers, thermocouples, resistance temperature detectors, relays, solenoid valves
5d
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Summer Internship
Lafayette or Janesville or Richmond or Etowah or Little Rock or Wichita or Blair or Hopewell or Tonawanda or Piscataway or Lafayette or Los Angeles or Kennesaw or Cambridge or Chester or Mapleton or Mobile or Allentown or Calvert City or Birmingham or Milton or Weston or Reserve
$21-$27/hr OnsiteFull Time, Internship
Pursuing an undergraduate degree in chemical engineering, mechanical engineering, or chemistry; able to relocate anywhere in the US; unrestricted US work authorization without future sponsorship.
P&IDs, Gantt charts
7h
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Mechanical Engineer (Starship Avionics)
Hawthorne, California, United States
$100k-$135k/yr OnsiteFull Time
1+ YOEBachelor's degree in mechanical, aerospace, systems, or electrical engineering; 1+ year of mechanical or electromechanical design and analysis experience, including internships or student projects.
CAD, FEA, 3D modeling, laser welding, Employee Stock Purchase Plan
2mo
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Mechanical Engineer (Structures) - Space Solar
Hawthorne, California, United States
$100k-$160k/yr OnsiteFull Time
1+ YOEBachelor's degree in engineering, 1+ years mechanical/structural design experience (internship/academic experience applicable), proficiency with 3D CAD and GD&T; FEA, structural test, and space hardware experience preferred.
3D CAD, GD&T, Nastran, Abaqus, Ansys, Femap
2mo
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2027 Early Career Mechanical Engineer
Atlanta or Boston or Costa Mesa or Irvine or Seattle or Huntsville
$86k-$114k/yr OnsiteFull Time
0.25+ YOEPursuing or recently completed BS/MS in Mechanical/Computer Engineering or related, 3 months–2 years technical experience (including internships), hands-on fabrication/lab skills, CAD proficiency, U.S. Person required, available to start full-time in 2027.
CAD
2mo
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Mechanical Engineering Intern
Torrance, California, United States
$20-$25/hr OnsiteInternship
Progress toward BS in mechanical engineering preferred; CAD/CREO experience, GD&T and tolerance analysis, material strength calculations; US person for ITAR positions may be required.
CREO (Pro/Engineer), Syteline, Windchill, CNC
1mo
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Mechanical Engineering Intern
Akron or Ashtabula or Conroe or Freeport or Houston or The Woodlands or McIntosh or Geismar or Los Angeles
OnsiteInternship, Full Time
Pursuing a bachelor's in Mechanical Engineering, 3.0+ GPA preferred, strong mechanical aptitude and communication, proficiency with Microsoft Office, authorized to work in the U.S. without sponsorship.
Microsoft Office
6d
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Hardware Internship
Long Beach, California, United States
$30-$35/hr OnsiteInternship
Internship for embedded, electrical, and mechanical engineering projects involving design, building, deployment, and field or onsite work; includes mentorship and cross-team opportunities.
7h
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Mechanical Engineering Intern (Summer 2027)
Los Angeles or El Segundo or Hawthorne
$30-$35/hr OnsiteInternship
Currently enrolled in an ABET-accredited bachelor's program in mechanical or aerospace engineering, with hands-on design experience and strong mechanical engineering fundamentals.
6d
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Mechanical Engineering Intern (Fall 2026)
Tustin, California, United States
$20/hr OnsitePart Time, Internship
Currently enrolled in an engineering bachelor's or master's program; CAD experience, strong communication, teamwork, adaptability, and willingness to work onsite or at project locations. Prior internship is optional.
CAD, AutoCAD, Revit
1w
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Mechanical Engineering Intern/Co-Op [Propulsion]
Long Beach, California, United States
OnsiteInternship
Currently pursuing a mechanical or aerospace engineering degree; CAD experience with NX or SolidWorks; familiarity with manufacturing and preferably hands-on fabrication experience.
NX, SolidWorks, CAD, 3D printing
1mo
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Mechanical Engineering Intern (Spring 2027)
El Segundo, California, United States
$70k/yr HybridInternship
Current college enrollment in engineering/related field, CAD/FEA experience, prototyping and testing experience, thermal and structural analysis, strong problem-solving and technical communication.
CAD, FEA, CFD
2w
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Mechanical Engineering Intern / Co-op
Torrance or Mojave
$25-$40/hr OnsiteMultiple Commitments Available
1+ YOECurrently enrolled in a relevant bachelor’s or master’s program;1+ year hands-on student engineering project experience;experience taking hardware through design, fabrication, assembly, and test;3D CAD proficiency;U.S. work authorization and U.S. citizenship or equivalent for export-controlled work.
SolidWorks, GD&T
2mo
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Manufacturing Engineering Internship
El Segundo, California, United States
$20-$30/hr OnsiteMultiple Commitments Available
Currently enrolled or recent graduate in Mechanical, Aerospace, or Electrical Engineering; analytical and electrical skills; SolidWorks experience preferred; must be U.S. citizen/permanent resident/refugee/asylee or eligible for required export authorizations; able to obtain government security clearance.
SolidWorks
1w
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Mechanisms & Payload Internship - Spring 2027
El Segundo or Los Angeles or Washington or Huntsville
$33/hr OnsiteInternship, Full Time
Enrolled in an accredited bachelor's or master's engineering program; experience with mechanical CAD and electromechanical hardware; basic programming, hand tools, and interest in machine-tool fabrication required.
NX, Python, mechanical CAD, drill press, lathe, mill
1d
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IC Packaging Thermal / Mechanical Simulation Co-Op (Winter/Spring, January - June 2027)
Irvine, California, United States
$26-$48/hr OnsiteInternship, Temporary
Pursuing a Ph.D. in mechanical engineering, materials science, aerospace engineering, engineering physics, or related field; requires mechanics and heat transfer knowledge plus analytical and communication skills.
ANSYS, Finite Element Analysis (FEA), ANSYS APDL, Python, CAD
3mo
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Mechanical Engineering - Teaching Associate Pool
Fullerton, California, United States
$3k-$8k/mo OnsiteAll Commitments Available
Bachelor’s degree in Mechanical Engineering or related field or equivalent experience; ability to interact with diverse students; coursework or prior teaching experience in the subject area.
3mo
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Ottawa Infotainment Internship Program – “Alligator Wrestling Program” (Summer 2026)
Ottawa or Detroit or Windsor or Los Angeles
OnsiteInternship
Curious, self-directed candidates with problem-solving skills and interest or background in software, electrical, mechanical, design, or supply chain/business operations; able to own deliverables and present to leadership.
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