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16 summer 2026 intern jobs found

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Intern summer 2026 intern California
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Ra
Apr 12, 2026
Intern
Manufacturing Engineering Intern (Summer 2026)
$25.10 - $46.59 hourly
Ralliant Hollister, CA, USA
PacSci EMC, a Ralliant Operating Company, delivers innovative energetic material solutions that enable mission success across aerospace and defense. As part of our commitment to developing future talent, we are seeking a Manufacturing Intern for Summer 2026, with the possibility of extending to part time thereafter . In this role, you will gain hands-on experience in a fast-paced, highly regulated environment while supporting engineering and manufacturing initiatives. You will collaborate with engineers, technicians, and cross-functional teams on real-world projects that drive operational excellence, product quality, and continuous improvement. Key Responsibilities: Development and completion of compliance matrix PFMEA Risk assessment Design of tooling Process development experiments Participate in group design reviews Work in configuration management system to manage program documentation Conduct data reporting and analysis (qualitative and quantitative) across...
Ra
Apr 12, 2026
Intern
Manufacturing Engineering Intern (Summer 2026)
Ralliant Hollister, CA, USA
Job Description PacSci EMC, a Ralliant Operating Company, delivers innovative energetic material solutions that enable mission success across aerospace and defense. As part of our commitment to developing future talent, we are seeking a Manufacturing Intern for Summer 2026, with the possibility of extending to part time thereafter . In this role, you will gain hands-on experience in a fast-paced, highly regulated environment while supporting engineering and manufacturing initiatives. You will collaborate with engineers, technicians, and cross-functional teams on real-world projects that drive operational excellence, product quality, and continuous improvement. Key Responsibilities: Development and completion of compliance matrix PFMEA Risk assessment Design of tooling Process development experiments Participate in group design reviews Work in configuration management system to manage program documentation Conduct data reporting and analysis (qualitative and...
Le
Apr 11, 2026
Intern
Electrical Engineer Intern/Co-op Summer 2026
$25.00 - $28.00 hourly
Legence Lafayette, CA, USA
CMTA, a Legence company CMTA is one of the fastest growing engineering firms in the U.S., with nationally recognized expertise in sustainable, high-performance building engineering. We are a collaborative, innovative, and energetic team that leverages a data-driven, holistic approach to consulting engineering, performance contracting, and zero energy projects. We focus on finding engineers whose skills and personalities drive them to excel, fostering a workplace that provides unparalleled growth and career opportunities. For college students interested in engineering design for the built environment, CMTA has a robust co-op program for students pursuing a degree in Mechanical Engineering, Electrical Engineering, and Architectural Engineering. We offer an opportunity for students to immerse themselves for one or more semesters in the consulting engineering world. Our co-ops build industry competitive skills in a hands-on environment, all while working on a team, and being trained...
RL
Feb 20, 2026
Intern
Quality Engineering Intern Summer 2026
$28.00 hourly
Rocket Lab Corporation Long Beach, CA, USA
ABOUT ROCKET LAB Rocket Lab is an end-to-end space company delivering responsive launch services, complete spacecraft design and manufacturing, payloads, satellite components, and more - all with the goal of opening access space. The rockets and satellites we build, and launch enable some of the most ambitious and vital space missions globally, supporting scientific exploration, Earth observation and missions to combat climate change, national security, and exciting new technology demonstrations. Our Electron rocket has become the second most frequently launched U.S. rocket annually and has delivered more than 230 satellites to orbit, all while we work to develop Neutron, our upcoming medium-lift, reusable launch vehicle for larger constellation deployment. Our Space Systems business designs and builds our extensive line of satellites, payloads, and their components, including spacecraft that have been selected to support NASA missions to the Moon and Mars and components used...
IP
Apr 09, 2026
Intern
Process Engineering Intern
Integrated Polymer Solutions San Diego, CA, USA
MAST is seeking a Process Engineering Intern who is an undergraduate student or recent graduate who will learn the inner workings of an engineering-oriented company that focuses on innovation in the Aerospace industry. STM specializes in the production of electrically conductive materials and textiles that services Aerospace, Defense (e.g. Lockheed Martin, Northrup Grumman), Medical, Telecommunications and many other industries. The Summer 2026 internship program will begin June 1st and run approximately 12-16 weeks, with anticipated end dates between August 28th and September 18th depending on availability. Interns will work 20-30 hours per week (minimum 20, maximum 30), Monday through Friday, with flexible scheduling. About MAST: MAST Technologies is an industry leader in advanced RF and EMI absorbing materials. We create engineered solutions that support mission-critical defense and aerospace applications worldwide. Our employees contribute directly to cutting-edge...
IP
Apr 03, 2026
Intern
Industrial Engineering Intern
Integrated Polymer Solutions CA, USA
ABBA Roller i s seeking an Intern, Industrial Engineering. This is a student, or a recent graduate undergoing on-the-job supervised training in preparation of a desired career. The individual performs a variety of tasks that provide Industrial Engineering support to different company functional areas. About ABBA : ABBA Roller specializes in high-performance urethane rollers and custom elastomer solutions for industrial and commercial applications. We support customers across diverse industries with durable, precision-engineered products. The Summer 2026 internship program will begin June 1st and run approximately 12-16 weeks, with anticipated end dates between August 28th and September 18th depending on availability. Interns will work 20-30 hours per week (minimum 20, maximum 30), Monday through Friday, with flexible scheduling. Job Accountabilities: Create visual work instructions for products in order to standardize build processes and reduce training lead time...
Im
Mar 26, 2026
Intern
Engineering Intern
Imerys Lompoc, CA, USA
The Company Imerys is the world's leading supplier of mineral-based specialty solutions for the industry with €3.4 billion in revenue and 12,300 employees in 40 countries in 2025. The Group offers high value-added and functional solutions to a wide range of industries and fast-growing markets such as solutions for the energy transition and sustainable construction, as well as natural solutions for consumer goods. Imerys draws on its understanding of applications, technological knowledge, and expertise in material science to deliver solutions which contribute essential properties to customers' products and their performance. As part of its commitment to responsible development, Imerys promotes environmentally friendly products and processes in addition to supporting its customers in their decarbonization efforts. Imerys is listed on Euronext Paris (France) with the ticker symbol NK.PA. The Position Engineering Intern Job Summary Intern - Summer 2026...
Co
Mar 26, 2026
Intern
Civil Engineering College Summer Intern (Public Works)
City of Gilroy, CA CA, USA
Salary: $16.90 - $18.84 Hourly Location : CA 95020, CA Job Type: Internship Job Number: FY 25/26 -00046 Department: Public Works Opening Date: 03/24/2026 Closing Date: 4/14/2026 5:00 PM Pacific CIVIL ENGINEERING COLLEGE SUMMER INTERNSHIP Public Works Department, Engineering Division 15 - 25 hours per week $16.90 - $18.84 per hour This is an on-site position that actively supports department operations. The City of Gilroy is an equal opportunity employer and supports workforce diversity, equity, inclusion and belonging. ABOUT THE POSITION Are you a motivated and aspiring Civil Engineer looking to apply your knowledge in a real-world setting? The City of Gilroy is recruiting for a Civil Engineering Intern to support critical projects that directly impact the community. As an Intern, you will assist in the design, analysis, and implementation of infrastructure projects, gaining exposure to municipal engineering processes. As a Civil Engineering Intern, you...
Co
Mar 25, 2026
Intern
Civil Engineering College Summer Intern
City of Gilroy, CA CA, USA
Salary: $16.90 - $18.84 Hourly Location : CA 95020, CA Job Type: Internship Job Number: FY 25/26 -00045 Department: Utilities Department Opening Date: 03/23/2026 Closing Date: 4/14/2026 5:00 PM Pacific CIVIL ENGINEERING COLLEGE SUMMER INTERNSHIP Utilities Department, Engineering Division 15 - 25 hours per week $16.90 - $18.84 per hour This is an on-site position that actively supports department operations. The City of Gilroy is an equal opportunity employer and supports workforce diversity, equity, inclusion and belonging. ABOUT THE POSITION Are you a motivated and aspiring Civil Engineer looking to apply your knowledge in a real-world setting? The City of Gilroy Utilities Department is recruiting for a Civil Engineering Summer Intern to support critical municipal utilities projects that directly impact the community. As an Intern, you will assist in the design, analysis, and implementation of water, wastewater, and stormwater infrastructure...
Co
Feb 21, 2026
Intern
CIP Engineering Intern II-IV
City of San Luis Obispo, CA San Luis Obispo, CA, USA
Salary: $17.50 - $23.77 Hourly Location : City of San Luis Obispo, CA Job Type: Paid Internship Department: CIP Project Engineering Opening Date: 02/18/2026 Closing Date: Continuous FLSA: Non-Exempt JOB DESCRIPTION The City of San Luis Obispo is looking for a CIP Engineering Intern II, III, or IV. CIP interns assist staff with the implementation of projects funded by City dollars - road paving, water and sewer line replacement, creek bank protection and City facility improvements. This position includes design in AutoCAD, construction inspection, review of signs/curb ramps and sidewalk as well as plan review. With projects spanning across the City, this role involves a mix of field and office work. The expected work hours are approximately 10-15 hours per week during the school year and 40 hours per week during the summer. This is a continuous recruitment; however, the posting can close at any time without notice, therefore, prompt application is...
TI
Jan 11, 2026
Intern
Summer 2025 Engineering Internship
TRL11, Inc. Irvine, CA, USA
TRL11 is a venture backed deep tech / defense tech startup bringing cutting-edge video technology to Aerospace applications. Based in Irvine, CA, we are seeking engineering interns for the summer of 2026. Summer internships typically cover a wide range of disciplines, including mechanical, electrical, optical, manufacturing, software, and test engineering. Our engineers contribute directly to real projects that support TRL11 product development. Join our team and play a crucial role in shaping the future of Human Space Exploration and US National Security. Job Duties: Measure and analyze camera components and system performance Assist with hardware testing, board validation and bring up, and debugging of electrical systems Inspect, assemble, and measuer mechanical components and enclosures Assist hardware engineers with mechanical and electrical CAD and drawings Write and execute test plans and present reports to engineering leadership Optimize in house production system...
CC
Nov 01, 2025
Intern
Summer 2026 Engineering Internship
Castelion Corporation Torrance, CA, USA
About the job Summer 2026 Engineering Internship About Castelion Castelion is bringing a new approach to defense development and production: one that focuses on short, iterative design cycles, rapid testing in development, and modern commercial manufacturing strategies for production at scale. We're designing, building, and testing next-generation long-range strike weapons systems to give America and its Allies a definitive edge and deter future conflicts. Summer 2026 Engineering Internships Join us for a dynamic, hands-on experience developing next-generation missile systems across disciplines such as software, guidance/navigation/control (GNC), propulsion, power electronics, manufacturing, mechanical and structural design, avionics, and system integration. As an intern, you'll contribute directly to the design, testing, and integration of advanced defense technologies all within a fast-paced, collaborative startup environment where your work has immediate impact. Key...
PG
Apr 11, 2026
Intern
Substation Civil Engineering Intern
Pacific Gas and Electric Company West Sacramento, CA, USA
Requisition ID # 171167 Job Category: Internship / Rotation Job Level: Individual Contributor Business Unit: Strategy & Growth Work Type: Hybrid Job Location: West Sacramento Department Overview Substation Engineering is an integral part of Substation Engineering Services Department at Pacific Gas & Electric Company. Substation Engineering supports the Company's $3 billion capital investment in substation and transmission line projects. It is responsible for the preparation of detailed construction drawings for substations. We provide engineering expertise to upgrade, expand and replace the Company's infrastructure in the following: Distribution Substations Transmission Substations Technical assistance on feasibility studies Construction support Provide valuable input in evaluating and cross-checking projects Position Summary As a summer intern, you will be the vital link between the company and widespread interconnection of generation, increase in...
ST
Mar 29, 2026
Intern
Engineering Intern
South Tahoe Public Utility District South Lake Tahoe, CA, USA
Salary: $25.25 - $27.84 Hourly Location : South Lake Tahoe, CA Job Type: Seasonal Job Number: 2026-10 Department: Engineering Opening Date: 03/27/2026 Closing Date: 4/19/2026 11:59 PM Pacific Job Summary Under the direction, the Engineering Intern aids the project managers and engineering technicians on various engineering tasks. This internship is being offered to college enrolled students, at the beginning and/or at completion of a collegiate level Civil Engineering program or closely related engineering or science field. The preferred start and end date would be dependent on your college schedule. This term is limited to 6 months or less. The shift expectation is 30-40 hours per week (with possibilities of overtime). Essential Functions 1. Develops CAD drawings, and writing project specifications 2. Performs engineering calculations, provides permitting assistance, reviews submittals, collects and processes field data, and supporting construction project...
RE
Mar 14, 2026
Intern
Civil Design Engineering Intern
Revamp Engineering Oakland, CA, USA
Role Summary Revamp is seeking a Civil Design Engineering Intern to support utility-scale solar and battery energy storage (BESS) projects from a civil engineering perspective. This role focuses on land development design, grading, drainage, and site layout for renewable energy facilities. You will work alongside experienced civil engineers to develop and update project layouts, prepare engineering documentation, and contribute to real-world renewable energy projects that directly support the energy transition. Ideal candidates are actively pursuing a Civil or Environmental Engineering degree and have prior exposure to AutoCAD and civil design principles. Internship Program Details • Twelve-week full-time summer program, remote or in-office if local. • Approximately 40 hours per week during the summer term. • Schedule flexibility may be available to accommodate academic calendars. • Interns work under the direction of a designated manager. • Interns may be evaluated...
Co
Feb 05, 2026
Intern
Engineering Intern
City of Yorba Linda, CA Yorba Linda, CA, USA
Salary: $21.84 - $26.54 Hourly Location : 4845 Casa Loma Avenue Yorba Linda, CA Job Type: Part Time Job Number: 181900249 Department: Public Works Division: Engineering Opening Date: 02/03/2026 Closing Date: Continuous The Position This is a part-time position, with a minimum commitment of 20 hours per week. The internship is subject to funding and need. There will be some flexibility with working hours and efforts will be made to accommodate class schedules if applicable. The position will serve to assist the public works department and engineering division with various functions including administrative processing, permit issuance, plan processing, document management, field assignments, and as needed support. It is anticipated that there will exposure to AutoCAD and capital projects, in addition to the design and construction process where possible. This recruitment will remain open until filled and may close at any time. First review of applications...
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