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28 engineering internships jobs at 16 companies in La Mesa, CA

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Engineering Intern (Summer 2027)
Bakersfield or Brea or San Diego or Santa Fe Springs or California
$22-$27/hr FieldInternship
Griffith Company
Griffith Company: Provides heavy civil engineering and general contracting construction services.
Current Bachelor's student in civil engineering, construction management, mechanical engineering, mathematics, or a similar field; internship and educational experience determine pay.
Critical Path Method (CPM)
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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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2027 Gas Turbine Product Engineering Internship
San Diego, California, United States
$26-$43/hr OnsiteInternship
Solar Turbines
Solar TurbinesNYSE: CAT: Manufacturer of industrial gas turbines and turbomachinery systems.
Currently pursuing a 4-year or advanced engineering degree, GPA≥2.8, classified as sophomore+; problem solving, communication, and multitasking skills; prior co-op/internship preferred.
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Software Engineering Intern, PhD, Summer 2026
Mountain View or Atlanta or Austin or Boulder or Cambridge or Bellevue or Chicago or Irvine or Kirkland or Los Angeles or Madison or New York City or Palo Alto or Portland or Pittsburgh or Raleigh or Durham or Reston or Redmond or Redwood City or San Diego or Goleta or San Bruno or Seattle or San Francisco or San Jose or Santa Cruz or South San Francisco or Sunnyvale or Washington or Playa Vista
$118k-$157k/yr OnsiteInternship, Full Time
Google
GoogleNASDAQ: GOOGL: Provides online search, advertising, cloud computing, and consumer electronics.
Pursuing a PhD in computer science or a related technical field; coding experience in C, C++, Java, or Python; English proficiency; US location required during the internship.
C, C++, Java, Python
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Graduate Fire and Life Safety Engineer - 2026
San Diego or Los Angeles
$77k-$88k/yr HybridFull Time
Mott MacDonald
Mott MacDonald: Global engineering and management consultancy for infrastructure and development.
Bachelor’s or Master’s in Mechanical or Fire Protection Engineering preferred, ability to take EIT within 12 months, internship or relevant experience, strong communication and problem-solving skills.
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3mo
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DOD SkillBridge - Electronics Engineer 2/3 - Comms/Networks
San Diego, California, United States
$92k-$138k/yr HybridFull Time, Internship
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
2+ YOEDoD SkillBridge internship for Electronics Engineer levels 2/3; STEM degree with 2-5 years experience; DoD Secret clearance; relocation assistance; travel ~25%.
Networking, RF engineering, Antenna theory, TCP/IP, WAN architectures, Routers, Firewalls, Switches, System design
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Systems Integration Engineer 1
San Diego, California, United States
$68k-$103k/yr OnsiteFull Time
Illumina
IlluminaNASDAQ: ILMN: Provides genomic sequencing and array-based solutions for genetic analysis.
0+ YOEBachelor's or master's degree in engineering or science; 0–2 years relevant experience including research, internships, or co-ops; wet-lab experience, complex-system troubleshooting, data analysis, and cross-functional communication.
Python
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Quality Leadership Development Program (QLDP)
Nashua or Austin or San Diego or Wayne or Huntsville or Endicott or Greenlawn or Manassas or New Hampshire or Texas or California or Virginia or United States
$65k-$110k/yr HybridFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
0+ YOEBachelor's in engineering required (Master's for advanced level), internship/co-op or project experience preferred, teamwork and leadership demonstrated, willing to relocate for rotations, ability to obtain and maintain DoD security clearance, U.S. person/citizenship required.
Lean Six Sigma
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Mechanical Engineer- Internship
Aguadilla or Puerto Rico or Carlsbad or United States or North America
$18/hr OnsiteInternship
RQ Construction
RQ Construction: Designs and builds commercial and government infrastructure projects.
High school diploma/GED required; candidates pursuing a bachelor's in mechanical engineering or related fields preferred. Computer literacy required; construction experience desired but not required.
Microsoft Office, Internet
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Becario - Automatizacion
Tijuana, Baja California, Mexico
OnsitePart Time, Internship
Jabil
JabilNYSE: JBL: Provider of comprehensive global manufacturing and supply chain solutions.
Currently pursuing or recently completed a diploma, undergraduate, or postgraduate program in a relevant field. Prior academic, project, or internship exposure is advantageous but not required.
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Senior Embedded Software Engineer, Amazon Leo Digital RF Systems
Redmond or San Diego
$159k-$215k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
7+ YOE7+ years of non-internship software development; 5+ years in programming; 7+ years in design/architecture; security-aware embedded firmware; proficiency in C/C++, Python, Java or Perl.
C, C++, Python, Java, Perl
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DOD SkillBridge - Electronics Engineer 2/3 - Comms/Networks
San Diego or Rancho Bernardo
$92k-$171k/yr HybridMultiple Commitments Available
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
2+ YOEDoD SkillBridge internship for transitioning service members. Requires STEM degree with 0–5+ years experience depending on level, Secret clearance to start, ability to obtain Top Secret, networking and RF/comms experience, and familiarity with Visio/Catia.
TCP/IP, WAN, routers, firewalls, switches, RF, SATCOM, Iridium, INMARSAT, Ku, CDL, Starlink, Visio, Catia, ARCs
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2w
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2027 TE Connectivity's Career Pathways Program - Internship
Wayne or Minneapolis or Carlsbad or Fremont or Fairview or Fuquay-Varina or Greensboro or Hampton or Jonestown or Manheim or Medway or Middletown or Mount Joy or Plymouth or Troy or Tullahoma or Wilsonville or Winston-Salem or United States
$17-$55/hr HybridMultiple Commitments Available
Thurgood Marshall College Fund
Thurgood Marshall College Fund: Provides scholarships and professional development for HBCU students.
Pursuing a BA/BS in engineering, finance, operations, or supply chain; sophomore or junior standing, 3.0 GPA, high school diploma/GED, full-time availability, communication skills, and U.S. work authorization required.
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Project Engineer Intern - Summer 2027
Sacramento or Oakland or Commerce or San Diego or Goodyear or Manassas
$21-$28/hr OnsiteFull Time
Helix Electric
Helix Electric: Provides electrical contracting and design-build services for complex projects.
Enrolled in a bachelor’s degree program; construction or engineering focus; internship or related experience preferred; strong communication, math, and organizational skills.
BIM, Accubid, Excel, AutoCAD, Microsoft Office
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Assistant Project Engineer (2027 Summer Intern)
Solana Beach, California, United States
$24-$30/hr OnsiteInternship
W.E. O'Neil Construction
W.E. O'Neil Construction: Provides general contracting and construction management services across the US.
Entry-level internship for undergraduate students. Requires basic computer skills, MS Word, Excel, Outlook, basic scheduling and CMiC knowledge, construction administration understanding, and effective oral and written communication.
Microsoft Word, Microsoft Excel, Microsoft Outlook, CMiC, PlanGrid
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6d
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2027 Summer Internship - Project Engineer
Riverside or San Diego or Orange County or Imperial County
$25/hr FieldInternship
Erickson-Hall Construction
Erickson-Hall Construction: California-based general contractor for educational and civic facilities.
Current sophomore-or-higher student pursuing a bachelor's degree in construction management, mechanical, civil, or structural engineering; requires communication, organization, problem-solving, multitasking, and teamwork skills.
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2d
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Lilly Research Laboratories TDA - 2027 Summer Doctoral Internship
Indianapolis or San Diego or Boston or South San Francisco or Pasadena
$43k-$123k/yr OnsiteFull Time, Internship
Eli Lilly and Company
Eli Lilly and CompanyNYSE: LLY: Global pharmaceutical developing medicines for medical conditions.
Must be enrolled in a Ph.D. or PharmD program in biology, chemistry, biochemistry, engineering, pharmaceutics, or a related discipline; laboratory or pharmaceutical research experience preferred.
AI/ML, Microsoft?
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