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152 intern engineering jobs at 90 companies in Simi Valley, 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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3d
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Engineering Intern
Los Angeles, California, United States
$22-$25/hr OnsiteFull Time
DCX-CHOL Enterprises
DCX-CHOL Enterprises: Designs and manufactures electrical interconnect systems for harsh environments.
0+ YOERecent engineering graduate with BS in engineering; familiarity with GD&T, manufacturing and interpreting drawings; Microsoft Office skills; interest in electromechanical manufacturing.
Geometric Dimensioning and Tolerance (GD&T), Microsoft Word, Microsoft Excel, Microsoft Visio, Microsoft PowerPoint, Adobe Acrobat PDF, MRP
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1mo
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Engineering intern
Chatsworth, California, United States
$22-$25/hr OnsiteInternship
HBK
HBKLondon Stock Exchange: SXS: Sells precision sensors and integrated test and measurement systems.
3+ YOETechnical college degree (or equivalent) with related engineering experience; BS in Mechanical or Electrical Engineering; ASQ a plus; proficient in MS Office; strong communication; local candidate.
SolidWorks, LabVIEW, Microsoft Excel, Microsoft Word
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4d
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Fall Engineering Intern
Los Angeles, California, United States
OnsiteFull Time
Odin Dynamics
Odin Dynamics: Developing autonomous underwater vehicles for defense and maritime missions.
Currently pursuing B.S. or M.S. in an engineering or related field, U.S. citizenship required, foundational skills in CAD/CAE, embedded programming or circuit design, and hands-on prototyping experience.
CAD/CAE, embedded systems, E-Verify
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1w
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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
Huntsman
HuntsmanNYSE: HUN: Manufactures and markets chemical products for consumer and industrial markets.
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
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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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6d
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Mechanical Engineering Intern
Torrance, California, United States
$51k-$68k/yr OnsiteFull Time
Teledyne Technologies
Teledyne TechnologiesNYSE: TDY: Manufactures sensors, cameras, and electronics for aerospace and defense.
Currently enrolled as junior+ pursuing a BS in Mechanical Engineering (GPA≥3.0), SolidWorks and Microsoft Office proficiency, PC skills; AI experience a plus; must pass background check and drug screen; must be a US Person.
SolidWorks, Microsoft Office, Artificial Intelligence (AI)
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2026-2027 Facilities Engineering Intern (Previous Intern)
Houston or Ames or Bakersfield or Belle Chasse or Covington or El Segundo or Geismar or Greeley or Midland or Pasadena or Pascagoula or Richmond or Salt Lake City
$28-$8k/mo OnsiteFull Time
Chevron
ChevronNYSE: CVX: Global energy producing oil, gas, and petrochemicals.
Bachelor's or Master’s in Chemical Engineering; strong academics; leadership, teamwork, problem-solving; relocation possible.
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Systems 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+ YOEEnrolled in a bachelor’s, master’s or doctorate in engineering, physics, or math; minimum 3 months of engineering experience; GPA 3.0+.
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2mo
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Automation & Controls Engineering Intern
El Segundo, California, United States
$38-$46/hr OnsiteInternship
Oceanus Maritime Technologies: Building the operating platform for the modern maritime world.
Hands-on building portfolio required; pursuing or recently completed degrees in electrical/computer engineering or related fields.
Electrical Design, Embedded Hardware, Schematic Capture, PCB Design, CAN, UART, SPI, I2C, TCP/IP, UDP, Modbus, Altium, KiCad
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3mo
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RF Engineering Intern (Fall 2026)
Redondo Beach, California, United States
$32/hr OnsiteInternship
Impulse Space
Impulse Space: Developing in-space transportation services and orbital transfer vehicles.
Currently enrolled in a bachelor’s or master’s program for Electrical or Computer Engineering; PCB troubleshooting; RF/microwave concepts; hands-on lab experience.
Altium Designer, ADS, CST, HFSS
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Manufacturing & Test Engineering Intern
Valencia, California, United States
$21-$31/hr OnsiteInternship
ITT
ITTNYSE: ITT: Manufacturer of specialized components for transportation and industrial markets.
Currently enrolled in a mechanical or electrical engineering program (junior/senior). Experience with CAD, Microsoft Word/Excel/PowerPoint, strong analytical, communication, and problem-solving skills.
CAD, Microsoft Word, Microsoft Excel, Microsoft PowerPoint
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2mo
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Intern - Electrical Engineering
Monrovia, California, United States
$27-$30/hr OnsiteMultiple Commitments Available
Attalon
Attalon: Designs and manufactures precision optical and laser systems.
0+ YOEPursuing BS in CS/Robotics/ME/EE/Physics/Applied Physics/Math; SolidWorks experience; scripting for automation; quick learner; robotics/embedded exposure; strong cross-disciplinary collaboration.
Solidworks, Automation, Robotics, Scripting, Computer Vision, Data processing
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1w
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Engineering Co-Op Intern - MWD - #721842502
Los Angeles or Culver City or Monterey Park or La Verne or Pomona
$25/hr FieldPart Time
Cal Poly Pomona Foundation
Cal Poly Pomona Foundation: Auxiliary organization providing support services for Cal Poly Pomona.
Currently enrolled in a B.S. engineering program with GPA≥2.5, sophomore/junior status, eligible to work in the U.S., able to drive to project sites and pass background check.
MS Office, Adobe Pro, Blue Beam
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1w
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AI-First Engineering Intern
Los Angeles, California, United States
$20-$25/hr OnsiteInternship
Xsolla
Xsolla: Provides payment and monetization tools for game developers.
Experience using agentic AI coding tools, full-stack development comfort, proof-of-work portfolio (GitHub or deployed projects), currently a CS/software student or recent graduate, strong initiative and communication.
Claude Code, Cursor, Copilot, GitHub, APIs, SDKs, Loom
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2mo
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Software Engineering Intern
El Segundo, California, United States
$4k-$6k/mo OnsiteAll Commitments Available
Rainmaker
Rainmaker: Provides cloud seeding services using drones and radar.
Internship requiring strong Python fundamentals, data handling, APIs, and SQL with interest in geospatial or sensor data.
Python, APIs, SQL
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3d
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LACCD Intern
Los Angeles, California, United States
$17-$35/hr HybridInternship
Arcadis
ArcadisEuronext Amsterdam: ARCAD: Global design, engineering, and consultancy for natural and built assets.
Pursuing a B.S. in Civil or Construction Engineering or related field; strong Microsoft Office skills; able to work independently in construction field; regional travel required; safety meeting participation.
Microsoft Office, Microsoft Excel
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1mo
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Manufacturing & Test Engineering Intern
Valencia, California, United States
$21-$31/hr OnsiteInternship
ITT
ITTNYSE: ITT: Manufactures engineered components for transportation, energy, and industrial markets
Junior/Senior engineering student (Mechanical or Electrical) in good academic standing; familiarity with CAD; proficiency in Microsoft Word, Excel, PowerPoint; strong analytical, problem-solving, and communication skills.
CAD, Microsoft Word, Microsoft Excel, Microsoft PowerPoint
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1w
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Fall 2026 - Engineering Internship/Co-Op
Venice, California, United States
$30-$50/hr OnsiteInternship
Omnis Corporation
Omnis Corporation: Developing LEO satellite constellations for global broadband internet.
0.25+ YOEEnrolled in a bachelor's in engineering/physics/math; 3+ months applied engineering experience; U.S. citizen/green card holder or authorized to work (F-1 with work authorization allowed); GPA and project experience preferred.
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2mo
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Software Engineering Intern, Backend & API
Glendale, California, United States
$25-$35/hr HybridInternship
Moon
Moon: Building an AI-powered SaaS platform for business operations.
C# coursework or project experience; REST API design; SQL and data skills; willingness to learn .NET specifics.
.NET, React, Capacitor, Python, Cursor, Copilot, Claude
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