21 mechanical engineer intern jobs at 16 companies in Temecula, CA
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2027 Mechanical Engineer Intern
Atlanta or Boston or Costa Mesa or Irvine or Seattle or Huntsville
$30-$45/hrOnsiteInternship
Anduril Industries: Defense technology building autonomous military hardware and software.
Pursuing a bachelor's in mechanical engineering or related field, rising senior status, collegiate project/lab experience, CAD and hands-on fabrication skills, strong engineering fundamentals, U.S. Person required.
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.
ArloNYSE: ARLO: Provide wireless smart home security cameras and monitoring services.
8+ YOEBSME required; 8+ years product design or mechanical engineering in consumer electronics (5+ with MS). Experience with injection mold design, camera products, 3D CAD (Creo, SolidWorks), tolerance and thermal analysis; leadership and supplier management; ~10-15% international travel.
Design West Technologies: Designs and manufactures aerospace and defense electro-mechanical systems.
Pursuing or recent B.S. in mechanical/aerospace engineering, SolidWorks and Microsoft Office proficiency, strong communication, teamwork, organization; ability to support R&D testing and documentation.
BrasstechNYSE: MAS: Manufacturer of premium kitchen and bathroom fixtures and accessories.
Mechanical or Industrial Engineering student; no experience necessary; experience with Microsoft Office; ability to develop and update production work instructions and participate in lean activities.
MascoNew York Stock Exchange: MAS: Manufactures and distributes home improvement and building products.
Mechanical/Industrial engineering student; Microsoft Office proficiency; CREO a plus; good communication; intermediate math; able to lift up to 20 lbs; legally authorized to work in the U.S.
Microsoft Outlook, Microsoft Word, Microsoft Excel, CREO
One-Cycle Control: Manufacturer of high-performance power electronics and conversion technology.
US citizen or Green Card required; ability to read work orders, follow instructions, good communication, attention to detail; minimum 16 hours/week; background check and drug test possible.
Wilmington or Newark or Circleville or Dayton or Towanda or Marlborough or Pasadena or Hayward or Midland or Carlsbad or Schaumburg or Cleveland or Parlin
OnsiteFull Time
Qnity ElectronicsNYSE: Q: Manufactures materials and solutions for the semiconductor industry.
Enrolled full-time in a Bachelor’s or Master’s ABET-accredited engineering program (Chemical, Mechanical, Electrical or related), GPA ≥3.0, available May–August, and legal right to work in the U.S. without visa sponsorship.
Fridley or Tempe or Eatontown or Santa Rosa or Lafayette or Boulder or Plymouth or Mounds View or Irvine or North Haven or Memphis or Newton or Dexter or Santa Ana or Mansfield or Fort Worth or Minneapolis or Brooklyn Center or Jacksonville or Boston or Brooklyn Park
$27-$45/hrOnsiteFull Time
MedtronicNew York Stock Exchange: MDT: Develops and manufactures medical devices and digital health solutions.
Enrolled in BS/MS engineering (biomedical, mechanical, electrical, industrial, materials, computer or related) with expected graduation 2027–2029; U.S. work authorization required; minimum 3.0 GPA preferred; prior engineering coursework/projects preferred.
EnvistaNYSE: NVST: Manufactures and sells a comprehensive range of dental products.
Pursuing a degree or certificate in Manufacturing Engineering, Mechanical Engineering, Industrial Technology, Mechatronics, or CNC Machining; basic CNC, GD&T, drawings, and CAM software knowledge.
MicroVention: Manufacturer of neurovascular medical devices for stroke treatment.
Working toward a Bachelor’s or Master’s in Mechanical/Biomedical Engineering or related; interest/experience in process development; coursework in statistics and tooling design; SolidWorks a plus; computer skills in Word, Excel, PowerPoint; mechanical aptitude.
SolidWorks, Microsoft Word, Microsoft Excel, Microsoft PowerPoint
Crane CompanyNYSE: CR: Manufactures engineered components for aerospace and industrial process markets.
3+ YOEBachelor's in engineering or 3+ years in piping/construction/mechanical engineering; knowledge of cryogenic systems, CAD/SOLIDWORKS, NFPA/ASME/CGA codes; project coordination, modeling, drafting; frequent domestic/international travel.
SOLIDWORKS, CAD software, Microsoft Office Suite, CRM, ERP
GKN AerospaceLondon Stock Exchange: MRO: Manufacturer of advanced systems and components for global aircraft.
Currently pursuing a degree in mechanical, electrical, or related engineering; must be eligible for ITAR/EAR work. Exposure to robotics programming, PLCs, FANUC/ABB controls and CAD preferred. Able to learn programming, test and document automation systems.
Rancho Cucamonga or Peachtree City or Mount Prospect or Greenfield or Lowell or Mentor or Painesville or Fairport Harbor or Miamisburg or Oak Harbor or Neenah
$26-$29/hrOnsiteInternship
Avery DennisonNYSE: AVY: Manufacturer of materials science and digital identification products.
Pursuing a Bachelor’s in engineering (chemical/mechanical/industrial preferred), previous internship or relevant experience, willing to relocate, reliable transportation, pass background and drug screening; sponsorship not available.
Software Engineering Intern, Vehicle Controls - Fall 2026
Irvine or Palo Alto
$38-$51/hrHybridInternship, Full Time
Rivian and Volkswagen Group Technologies: A joint venture delivering automotive software and connectivity solutions for electric vehicles.
Enrolled in Bachelor's or Master's program in Electrical/Mechanical Engineering or Computer Science; proficient in C/C++ and Python; RTOS experience preferred; familiar with CAN/LIN/UDS/DoIP; experience with microcontrollers and PID controls.
DNV: Provides global risk management, certification, and technical assurance services.
5+ YOE5+ years business-related experience, bachelor in naval architecture or mechanical engineering (or equivalent), maritime industry knowledge, strong commercial and communication skills, and availability for frequent domestic and international travel.