11 mechanical engineering internships jobs at 8 companies in San Jose, CA

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Mechanical Engineering Internship
Alameda, California, United States
$30/hr OnsiteFull Time, Internship
Longshot Space Technologies
Longshot Space Technologies: Developing ground-based kinetic launch systems for hypersonic and space applications.
Pursuing B.S. or M.S. in Mechanical/Aerospace Engineering, experience with hand tools and machining, proficiency in SolidWorks, basic fluid dynamics/structures knowledge, and mechanical troubleshooting skills.
SolidWorks
1w
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Entry-level Mechanical Engineer
San Jose, California, United States
$75k-$85k/yr OnsiteFull Time
Salas O'Brien
Salas O'Brien: Provides integrated engineering design and technical consulting services.
Bachelor's or master's degree in mechanical engineering; mechanical engineering principles, analytical and problem-solving skills, communication, and teamwork. AutoCAD and Revit preferred; HVAC knowledge and internship experience are advantageous.
AutoCAD, Revit, ASHRAE, IMC, HVAC
4w
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Mechanical and Manufacturing Engineering Internship - Summer 2027
Alameda or Albuquerque or Oak Ridge
$30-$32/hr OnsiteInternship
Kairos Power
Kairos Power: Developing fluoride salt-cooled nuclear reactors for clean energy.
Current Bachelor's or Master's engineering student; familiarity with CAD, analysis tools, manufacturing, GD&T, prototyping, problem-solving, and strong communication skills.
SolidWorks, AutoCAD, ANSYS, MATLAB, Microsoft Outlook, Microsoft Excel, Microsoft Word, Microsoft PowerPoint
1w
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Internship - Manufacturing Engineering (Fall)
San Carlos, California, United States
$35/hr OnsiteInternship
1X
1X: Manufacturing safe, general-purpose humanoid robots for home and work.
Currently studying engineering or a related field with hands-on manufacturing or mechanical engineering experience, basic CAD skills, and ability to perform physical setup, assembly, and post-processing work.
SolidWorks, Onshape, CAD
4w
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Nuclear Engineering Internship - Summer 2027
Alameda or Albuquerque or Oak Ridge
$30-$34/hr OnsiteInternship
Kairos Power
Kairos Power: Developing fluoride salt-cooled nuclear reactors for clean energy.
Current student in engineering (nuclear/mechanical/materials/chemical/engineering science) with coursework or experience in reactor physics, thermal hydraulics, CFD, or related areas; familiarity with Python/MATLAB/C++/Fortran and Microsoft Office; strong communication and problem-solving skills.
Python, MATLAB, C++, Fortran, Microsoft Outlook, Microsoft Excel, Microsoft Word, Microsoft PowerPoint
1w
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WED - 2027 New Grad Mechanical & Fire Protection Engineer I (For Current & Recent HNTB Interns Only)
Oakland, California, United States
$83k-$125k/yr OnsiteFull Time
HNTB
HNTB: Infrastructure design and engineering for transportation and public works
Bachelor's degree in engineering and current or recent HNTB internship experience. Supports engineering design, calculations, reports, plans, specifications, research, and field investigations.
3w
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Internship, GNC Engineering (Fall)
Palo Alto, California, United States
$25/hr OnsiteInternship
Pivotal
Pivotal: Manufactures personal electric vertical takeoff and landing (eVTOL) aircraft.
Pursuing a bachelor's or master's degree in aerospace, mechanical, electrical, robotics, or a related field; experience with MATLAB/Simulink or Python and coursework or projects in flight dynamics, controls, or estimation.
MATLAB/Simulink, Python, Git
1w
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Internship, Maintenance, Repair & Overhaul Engineering (Fall 2026)
Palo Alto, California, United States
OnsiteInternship
Pivotal
Pivotal: Manufactures personal electric vertical takeoff and landing (eVTOL) aircraft.
Currently pursuing a bachelor's or master's in aerospace or mechanical engineering; project experience with aircraft systems; technical documentation skills; U.S. citizenship or permanent residency; onsite availability.
ATA iSpec 2200, Product Lifecycle Management (PLM), Material Requirements Planning (MRP), CAD, 3DX
1d
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Hardware Test Intern (Summer 2027)
South San Francisco or Dallas
OnsiteFull Time, Internship
Zipline
Zipline: Operates an autonomous drone delivery system for medical supplies.
Internship requiring electrical or mechanical engineering fundamentals, datasheet interpretation, basic component drivers, and electrical test equipment experience. Python and embedded C are preferred.
Python, C, multimeters, oscilloscopes, power supplies
22h
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Field Engineer -- Recent Graduates
The Dalles or Hillsboro or Oregon or Portland or Reno or Phoenix or Los Angeles or Richmond or Salt Lake City
FieldFull Time
Harder Mechanical Contractors
Harder Mechanical Contractors: Provides mechanical construction and industrial process piping services.
Bachelor's degree in construction management, business management, mechanical, industrial, or civil engineering; internship preferred. Requires driver license, Microsoft Office and Bluebeam proficiency, communication, organization, and travel ability.
Microsoft Office, Microsoft Excel, Bluebeam
1d
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Hardware Test Intern (Spring 2027)
South San Francisco or Dallas
OnsiteFull Time, Internship
Zipline
Zipline: Operates an autonomous drone delivery system for medical supplies.
Internship requires basic electrical or mechanical engineering knowledge, datasheet interpretation, basic driver development, and experience with multimeters, oscilloscopes, and power supplies. Python and embedded C are preferred.
Python, C, multimeters, oscilloscopes, power supplies