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32 co op engineer jobs at 15 companies in Riverside, CA

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Engineering Co-op — Fall 2026
Huntington Beach, California, United States
$2k-$2k/wk OnsiteFull Time, Internship
Mach Industries
Mach Industries: Designs and manufactures autonomous unmanned aerial vehicles for defense.
Currently enrolled in a BS/MS/PhD engineering program (mechanical, aerospace, electrical, computer science, or related); intellectual curiosity and interest in defense/autonomous systems.
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1mo
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Manufacturing Engineering Co-Op
Irvine, California, United States
OnsiteInternship, Part Time
Precision Castparts Corp.
Precision Castparts Corp.NYSE: BRK.B: Manufacturer of complex metal components for aerospace and industrial markets.
Current bachelor’s student in mechanical or related engineering, strong Excel/Word/PowerPoint skills, SolidWorks experience preferred, ability to read blueprints, use calipers/micrometers, US person or permanent resident, minimum 20 hrs/week.
Microsoft Excel, Microsoft Word, Microsoft PowerPoint, SolidWorks, CNC Machining, Punch Press, Thread Rolling, Laser Marking, Heat Treating, NDT, EDM, Calipers, Micrometers
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1mo
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MWD Water Reuse Co-Op Intern - MWD - #721853572
Pomona or Carson
$25/hr OnsitePart Time
Cal Poly Pomona Foundation
Cal Poly Pomona Foundation: Auxiliary organization providing support services for Cal Poly Pomona.
Currently enrolled in a 4-year Civil/Chemical/Environmental/Engineering or Chemistry degree, GPA≥2.5, sophomore/junior/early senior status, ability to work 8–10 hrs/wk (up to 20 in summer), valid CA driver\u0002s license and auto insurance if driving, background check required.
Microsoft Windows
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3mo
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Design Engineer Co-Op
Los Angeles, California, United States
$20/hr OnsiteFull Time
Maesa
Maesa: Develops and incubates innovative beauty and wellness brands.
0+ YOEPursuing a Bachelor's in Mechanical Engineering or related field; familiarity with SolidWorks; strong detail and teamwork; 40 hrs/week onsite in LA.
SolidWorks, CAD, 3D Printing, 2D Drawings
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1w
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BAW/SAW Filter Design Co-Op (Winter/Spring 2027)
Irvine, California, United States
$26-$48/hr OnsiteFull Time, Internship
Skyworks Solutions
Skyworks SolutionsNASDAQ: SWKS: Designs and manufactures analog and mixed-signal semiconductor solutions.
Current PhD student in a relevant engineering field; available 40 hours weekly onsite in Irvine from January through June 2027. RF, circuit simulation, FEM, data analysis, and programming knowledge preferred.
Advanced Design System (ADS), COMSOL, Python, MATLAB
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3w
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Summer 2027 Graduate Engineer Internship/Co-op
Bastrop or Bloomfield or Cape Canaveral or Hawthorne or Irvine or Long Beach or McGregor or Palo Alto or Redmond or Brownsville or Vandenberg or Woodinville
$83k-$100k/yr OnsiteInternship
SpaceX
SpaceX: Designs and launches advanced rockets and satellite internet constellations.
0.5+ YOEEnrolled graduate student with 6+ months applied engineering experience, bachelor\u0002s in engineering/physics/math, U.S. citizenship or eligible status per ITAR, strong teamwork and adaptability.
Grok, Starmind
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Mechanical Engineering Internship/Co-op
El Segundo or Los Angeles County
OnsiteInternship, Full Time
Forge Atomics
Forge Atomics: Develops nuclear fission technology to provide reliable energy while reducing environmental impact.
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
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Robotics Engineering Co-Op Internship
Los Angeles, California, United States
$25/hr OnsiteMultiple Commitments Available
Sorting Robotics
Sorting Robotics: Manufacturer of automated robotic systems for cannabis production.
Pursuing a degree in engineering/CS/robotics, basic robotic systems knowledge and programming (Python, C++), strong analytical and communication skills, teamwork, willingness to learn, proof of COVID-19 vaccination, authorized to work in the U.S.
Python, C++
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Mechanical Engineering Intern/Co-Op [Propulsion]
Long Beach, California, United States
OnsiteInternship
Odys Aviation
Odys Aviation: Develops hybrid-electric vertical takeoff and landing aircraft.
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
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2mo
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Test Engineer I - Early Career (2026 Starts)
Seattle or Huntsville or Cape Canaveral or Los Angeles or Van Horn
OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
0+ YOEBS in mechanical, aerospace, or electrical engineering; recent graduate; internship/co-op; testing experience; ability to work independently and in a team; inclusive culture.
LabVIEW, AutoCAD P&ID, WinPlot, Windchill, Creo
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Naval Architect Co-op - Winter 2027
Costa Mesa, California, United States
$40/hr OnsiteInternship
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
Pursuing a degree in naval architecture/marine/mechanical engineering, coursework in hydrostatics/resistance/structures/stability, working knowledge of Maxsurf/Rhino/Orca3D/GHS, hands-on hardware experience, ability to deliver an 8-week project, and U.S. Person status required.
Maxsurf, Rhino, Orca3D, GHS, SolidWorks, FEA, Python, MATLAB, Lattice OS
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Associate Industrial Engineer, Laminated Products
Garden Grove, California, United States
$84k-$104k/yr OnsiteFull Time
GKN Aerospace
GKN AerospaceLondon Stock Exchange: MRO: Manufacturer of advanced systems and components for global aircraft.
Bachelor's degree in engineering or related technical field; manufacturing experience through internship, co-op, projects, or employment; Lean principles, process mapping, capacity analysis, data analysis, and problem-solving skills required.
Microsoft Excel, Microsoft PowerPoint, Microsoft Word, Microsoft Outlook, Microsoft Visio, CAD, A3, 5S
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Intern/Co-op – Geotechnical Engineering (Fall 2026)
Irvine, California, United States
$24-$31/hr OnsiteInternship
Langan
Langan: Provides integrated engineering, environmental, and site development consulting services.
Pursuing a degree in Civil/Geotechnical Engineering, working knowledge of AutoCAD and Microsoft Office, valid driver\u0002s license, strong communication and analytical skills; geotech lab and field exposure preferred.
AutoCAD, Microsoft Office Suite
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2w
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Mechanical Engineering Intern / Co-op, Rocket Motors - Fall 2026
Torrance or Los Angeles or Mojave
$25-$40/hr OnsiteMultiple Commitments Available
GITAI
GITAI: Developing autonomous robotic systems for labor in space.
1+ YOECurrently enrolled in a bachelor's or master's engineering program, with 1+ year of hands-on student engineering projects, hardware development experience, 3D CAD and drawing skills, and U.S. work authorization.
3D CAD, SolidWorks, GD&T
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BD Engineering Development Program
Durham or Warwick or Covington or Louisville or Brea or Vernon Hills or San Diego or Tempe or Salt Lake City or Franklin Lakes or Irvine
OnsiteFull Time
BD
BDNYSE: BDX: Develops and sells medical technology, devices, and laboratory equipment.
0+ YOENew engineering graduate with BS or MS in a relevant engineering discipline, strong academics, leadership, communication, and problem-solving skills; internship or co-op experience required.
CAD
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Operations Early Career Program (OECP) Associate
Perris or Peachtree City or Mount Prospect or Greenfield or Lowell or Mentor or Painesville or Fairport Harbor or Miamisburg or Oak Harbor or Neenah or Mount Juliet
$86k/yr OnsiteFull Time
Avery Dennison
Avery DennisonNYSE: AVY: Manufacturer of materials science and digital identification products.
Bachelor's in engineering, internship/co-op or relevant manufacturing experience, leadership and volunteer engagement, reliable transportation, willing to relocate; sponsorship not available.
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