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125 engineering intern jobs at 78 companies in San Clemente, CA

2mo
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ENGINEERING INTERN
Torrance, California, United States
$25/hr OnsiteFull Time, Internship
LISI Aerospace
LISI AerospaceEuronext Paris: FII: Manufactures high-performance fasteners and metal components for aircraft.
0+ YOEPursuing a Bachelor’s in Mechanical or Manufacturing Engineering; 0-1 year in manufacturing engineering; CAD proficiency; working knowledge of engineering applications.
CAD, SolidWorks, AutoCAD, M3, LINKS
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1w
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Engineering Intern
Brea, California, United States
$25-$28/hr OnsitePart Time
Howmet Aerospace
Howmet AerospaceNYSE: HWM: Manufactures high-performance metal components for aerospace and transportation.
Must be enrolled (Sophomore–Senior) in manufacturing/mechanical/industrial engineering or similar; basic manufacturing principles, teamwork, analytical and problem‑solving skills; ability to access export‑controlled data.
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2w
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Engineering Intern (Part-Time)
Santa Ana, California, United States
$20-$21/hr OnsitePart Time, Internship
City of Santa Ana
City of Santa Ana: Provides essential public services and infrastructure to Santa Ana residents.
Currently enrolled undergraduate in engineering/construction-related curriculum with GPA ≥2.5, knowledge of AutoCAD or MicroStation and Microsoft Office, valid driver’s license, ability to conduct field investigations and office tasks.
AutoCAD, MicroStation, Microsoft PowerPoint, Microsoft Excel, Microsoft Word, Microsoft Access
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4w
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Mechanical Engineering Intern
Brea, California, United States
$25/hr OnsitePart Time, Temporary
Curtiss-Wright
Curtiss-WrightNYSE: CW: Engineers and manufactures critical components for aerospace and defense.
Senior-year mechanical engineering student or recent graduate; SolidWorks required, AutoCAD experience preferred; strong oral/written communication; ability to work in an Agile environment.
SolidWorks, AutoCAD
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3mo
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Project Engineering Intern
Escondido, California, United States
$25/hr OnsiteInternship, Full Time
JR Filanc Construction Company
JR Filanc Construction Company: Constructs and renovates water and wastewater treatment facilities.
Current engineering or construction student; strong MS Office; advanced AutoCAD, AutoCAD MEP, Revit; strong communication and analytical skills; ability to manage multiple projects; flexible hours.
AutoCAD, AutoCAD MEP, Revit, Microsoft Office
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1w
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Civil Engineering Intern
Irvine, California, United States
$19-$28/hr OnsiteFull Time
TRC Companies
TRC Companies: Engineering and environmental consulting for infrastructure and energy projects.
Pursuing an Associate or Bachelor in Civil Engineering, minimum 3.0 GPA, 18+ years old, strong communication and technical problem-solving skills, proficient in Microsoft Excel/Word/PowerPoint.
Microsoft Excel, Microsoft Word, Microsoft PowerPoint, AutoCAD, MathCAD, ESRI, HydroCAD, WaterCAD, ArcView GIS
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3w
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Geotechnical Engineering Intern
Irvine, California, United States
OnsiteInternship, Part Time
HDR
HDR: Global provider of engineering, architecture, environmental and construction services.
Currently enrolled in an undergraduate or graduate engineering program; basic Microsoft Office skills; willingness to work on-site and in the field; strong problem-solving, communication, and attention to detail; ~20 hours/week.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Geotechnical software
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1mo
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Mechanical Engineering Intern
Torrance, California, United States
$20-$25/hr OnsiteInternship
Hexagon
HexagonNasdaq Stockholm: HEXA B: Global leader in digital reality and autonomous technology solutions.
High school diploma or equivalent; pursuing BS in Mechanical Engineering preferred; CAD experience with CREO; knowledge of GD&T and tolerance analysis; ability to document designs and assist in product lifecycle processes.
CREO, GD&T, MRP (Syteline), Windchill
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3w
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Geotechnical Engineering Intern
Irvine, California, United States
$22-$26/hr OnsiteMultiple Commitments Available
HDR
HDR: Global firm providing architecture, engineering, and environmental services.
Currently enrolled in an undergraduate or graduate engineering program; basic Microsoft Office skills; attention to detail, problem-solving and communication skills; willingness to perform field work; ~20 hrs/week onsite.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Office, Geotechnical software
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11h
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Mechanical Engineering Intern
San Diego, California, United States
$30/hr OnsiteInternship, Full Time
Seasats
Seasats: Builds autonomous surface vessels for persistent maritime intelligence.
2–3 years of mechanical engineering coursework, SolidWorks experience, ability to read/create mechanical drawings, hands-on fabrication and assembly experience, attention to detail; manufacturing and GD&T exposure preferred.
SolidWorks
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2mo
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Intern - Engineering
Irvine, California, United States
$19-$22/hr OnsiteInternship, Part Time
Transportation Corridor Agencies
Transportation Corridor Agencies: Operates and maintains public toll roads in Orange County.
0+ YOEJunior/senior undergrad or graduate student in civil/transportation/environmental engineering; GPA 2.5+; strong MS Office; basic reading of drawings; eager to learn; no prior experience required.
Microsoft Office, AutoCAD, GIS
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2mo
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Electrical Engineering Intern (Summer 2026)
Huntington Beach, California, United States
$25/hr OnsiteInternship
Layup Parts
Layup Parts: Manufactures high-speed composite parts and tooling for aerospace.
Internship in electrical engineering; strong engineering fundamentals; able to work in a startup environment.
Robotics, Electrical Systems, Industrial Automation, Software Collaboration
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2mo
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Mechanical Engineering Intern Fall 2026
Long Beach, California, United States
$28/hr OnsiteInternship
Rocket Lab
Rocket LabNasdaq: RKLB: Operates launch vehicles and manufactures satellites for space missions.
0.25+ YOEEnrolled in engineering, physics, or math degree; GPA 3.0+; 3+ months engineering experience; on-site 12-week internship in Fall 2026.
CAD/ CAM software, NX, Teamcenter, FEA software, ANSYS, Simcenter 3D, FEMAP/NASTRAN, 3D printing, Geometric Dimensioning & Tolerancing
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1mo
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Electromechanical Design Engineering Intern - Fall 2026
Irvine or Palo Alto or Normal
$38-$51/hr OnsiteInternship
Rivian and Volkswagen Group Technologies
Rivian and Volkswagen Group Technologies: A joint venture focusing on automotive software and hardware solutions.
Enrolled in a US Bachelor's or Master's program; electrical engineering fundamentals; strong electronics knowledge.
PCIe, CAN, Ethernet, USB, I2C, SPI, PLM
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1d
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Return Engineering Internship, Summer 2027
Irvine or Draper or Salt Lake City
$54k-$72k/yr OnsiteFull Time
Edwards Lifesciences
Edwards LifesciencesNYSE: EW: Designs and manufactures medical devices for structural heart disease.
Currently enrolled university student (graduating Dec 2027 or later), available full-time May/June–Aug 2027, comfortable in lab work, GPA 3.0+, no visa sponsorship accepted.
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3w
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2026 Fall Internship - Supplier Quality Engineering Intern
Long Beach, California, United States
$35-$40/hr OnsiteFull Time, Internship
Vast
Vast: Develops and operates commercial artificial-gravity space stations.
Enrolled in a Bachelor's or Master's engineering program; able to work full-time onsite in Long Beach for a 12-week internship; willing to work overtime/weekends; able to lift up to 25 lbs; support supplier screening, testing, and audits.
ERP
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1mo
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Intern/Co-op - Refining Chemical Engineering Fall 2026
Findlay or El Paso or Anacortes or Wilmington or Martinez or Owensboro or Canton or Canonsburg or Mandan or Salt Lake City or Dickinson or Robinson or Detroit or St Paul Park or Catlettsburg or Garyville or Texas City or Kenai or San Antonio
$33-$42/hr OnsitePart Time, Internship
Marathon Petroleum
Marathon PetroleumNYSE: MPC: Refines and markets petroleum products and renewable fuels.
Must be majoring in Chemical Engineering, strong academic performance, concurrently enrolled in a degree program, valid driver's license, authorized to work in the US indefinitely, availability for multiple co-op/term assignments preferred.
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2mo
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Manufacturing Engineer Intern
Cerritos, California, United States
$25/hr OnsiteInternship
Amphenol CIT
Amphenol CITNYSE: APH: Designs and manufactures high-performance wire, cable, and interconnect solutions.
0+ YOE0-1 years engineering/CI experience; Lean/manufacturing knowledge; EHS awareness; Bachelor's in Engineering; strong communication; MS Office and Minitab skills.
MS Office, Minitab
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2w
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Intern, Power Electronics Engineering
Garden Grove, California, United States
$25-$35/hr HybridMultiple Commitments Available
Harbinger
Harbinger: Produces electric chassis platforms for medium-duty commercial transport vehicles.
Engineering student enrolled in bachelor's/masters/PhD in power electronics, hands-on power electronics coursework/experience, knowledge of analog/digital circuits, PCB layout, high-voltage automotive systems, and data acquisition.
LTspice, PLECS
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4w
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Intern to Entry Level Conversion - Engineering (Summer 2026 Intern Program)
Seattle or Saint Charles or Huntsville or Portland or Midwest City or Oklahoma City or Berkeley or Miami or Huntington Beach or Hazelwood or Germantown or El Segundo or Fort Walton Beach or Ridgecrest or Tukwila or North Charleston or Kennedy Space Center or Heath or Houston or Fairfax or Colorado Springs or Seal Beach or Long Beach or Newburgh or Renton or Saint Louis or Auburn or Philadelphia or Everett or San Antonio or Kent or Mesa or New Orleans
$50k-$174k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, satellites, and defense systems.
Currently enrolled engineering/applied-sciences student with expected graduation before September 2027; previously interned with Boeing; strong academics, collaboration, and technical project experience; ability to meet export-control U.S. Person requirements for many roles.
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