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48 summer intern jobs found

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WS
Mar 05, 2026
Intern
Structural Engineering Intern - Summer 2026
$22.16 - $31.37 hourly
WSP Irvine, CA, USA
Job Description This Opportunity WSP USA hosts hundreds of interns across the United States to gain hands-on, meaningful work experience to enhance their education and professional aptitude. Our interns gain exposure to real projects while working side by side with senior staff. Through our Developing Professionals Network, interns gain mentorship, networking opportunities and lifelong career connections. Our Buildings Team is seeking a full-time Structural Engineering Intern - Summer 2026 to work out of our Irvine, CA office. This temporary position is seeking individuals currently enrolled in an Undergraduate or Graduate degree program. This internship will be part of the WSP Summer Internship Program. As a summer intern, you have the opportunity to participate in our 12-week program scheduled to start on May 18th, 2026. The individual start date of the internship may be flexible. Your Impact Support a variety of engineering tasks with the goal to develop...
AV
Mar 05, 2026
Intern
Summer 2026 Mechanical Engineering Intern
AeroVironment, Inc. Simi Valley, CA, USA
Worker Type Supplemental Job Description Summary Our Summer Internship Program is meticulously designed to provide students with an immersive and dynamic experience within our industry, offering a taste of what it's like to be part of our professional team. We strive to simulate a full-time job, enabling our interns to work hands-on with cutting-edge technology, contribute to meaningful projects, build strong relationships with coworkers, and develop strategic problem-solving skills. Our program is highly selective, hosting only a handful of interns each year, ensuring personalized attention and ample opportunities to work closely with AV team members. We are hiring for various roles and locations throughout the U.S. During the interview process, we will discuss specific details regarding the team and location. Position Responsibilities Assist in the design of mechanical components and systems, including airframes, payload enclosures, ground equipment, launch...
Ra
Mar 03, 2026
Intern
Electronics Engineer Intern (Summer 2026)
Ralliant Hollister, CA, USA
Job Description PacSci EMC, an operating company under Ralliant , is seeking an Electronics Engineering Intern to join our team for Summer 2026 . In this role, you will support the development, documentation, and improvement of electronic hardware designs used in aerospace and defense applications, including printed circuit board assemblies (PCBAs), cable harnesses, and integrated electronic components. This internship provides hands-on experience partnering with design engineers, supplier partners, and manufacturing teams to ensure designs are robust, manufacturable at scale, and compliant with performance, quality, and reliability requirements. Key Responsibilities Assist in updating electrical schematics and PCB layout documentation in accordance with engineering change processes. Support creation and maintenance of Bills of Materials (BOMs), part specifications, and configuration control documentation. Perform part research and assist in evaluating alternate...
Ra
Mar 03, 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...
LL
Feb 28, 2026
Intern
Architecture or Engineering Undergraduate Intern - Summer 2026
$9,681 monthly
LLNL Livermore, CA, USA
Company Description Join us and make YOUR mark on the World! Lawrence Livermore National Laboratory (LLNL) has turned bold ideas into world-changing impact advancing science and technology to strengthen U.S. security and promote global stability. Our mission spans four critical national security areas nuclear deterrence, threat preparedness, energy security, and multi-domain defense empowering teams to take on the toughest challenges of today and tomorrow. With a culture built on innovation and operational excellence, LLNL is a place where your expertise can make a real impact. Job Description We have an internship opening for an undergraduate student who is majoring in architecture or engineering (civil, structural, electrical, or mechanical). This internship is designed to provide valuable professional experience while contributing to impactful, real-world projects. Interns will work closely with architects and engineers on capital infrastructure projects within LLNL's...
Ra
Feb 26, 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 Engineering Intern for Summer 2026, with probability of 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 Support the development and completion of compliance matrices. Assist in preparing and updating PFMEA documentation. Contribute to risk assessments for manufacturing processes. Participate in the design of tooling to support production. Conduct process development experiments and report...
As
Dec 19, 2025
Intern
CAD Engineer/Librarian Intern (Summer 2026)
$29.00 hourly
Astranis San Francisco, CA, USA
Astranis builds advanced satellites for high orbits, expanding humanity's reach into the solar system. Today, Astranis satellites provide dedicated, secure networks to highly-sophisticated customers across the globe- large enterprises, sovereign governments, and the US military. With five satellites on orbit and many more set to launch soon, the company is servicing a backlog of more than $1 billion of commercial contracts. Astranis is the preferred satellite communications partner for buyers with stringent requirements for uptime, data security, network visibility, and customization.Astranis has raised over $750 million from some of the world's best investors, from Andreessen Horowitz to Blackrock and Fidelity, and employs a team of 450 engineers and entrepreneurs. Astranis designs, builds, and operates its satellites out of its 153,000 sq. ft. headquarters in Northern California, USA. CAD Engineer/Librarian Intern (Summer 2026) As an Intern, you will have an amazing...
Li
Oct 31, 2025
Intern
Student Intern Summer 2026 - Structural Engineering
Lionakis Sacramento, CA, USA
Are you a Structural Engineering student who flourishes when part of a cohesive team where collaboration and ideas flow freely? Do you want to work for a firm that is taking concrete action toward equity, diversity, and inclusion in the workplace? Lionakis is currently seeking engineering students to participate in our 2026 EP (Emerging Professionals) Summer Internship Program. Student Interns will be assigned to our Sacramento office within our Structural Engineering studio. Applicants must be current students working towards an accredited degree in a related field (as listed below) to be considered. As the Student Intern, you will... Provide engineering support for projects with calculations, spreadsheets, and computer analysis using basic knowledge of construction materials. Provide Revit support utilizing Revit/BIM software to assist with creating construction documents. Support coordination of project design and construction process. Provide administrative support to...
Li
Oct 31, 2025
Intern
Student Intern Summer 2026 - Structural Engineering
Lionakis Irvine, CA, USA
Are you a Structural Engineering student who flourishes when part of a cohesive team where collaboration and ideas flow freely? Do you want to work for a firm that is taking concrete action toward equity, diversity, and inclusion in the workplace? Lionakis is currently seeking engineering students to participate in our 2026 EP (Emerging Professionals) Summer Internship Program. Student Interns will be assigned to our Orange County office within our Structural Engineering studio. Applicants must be current students working towards an accredited degree in a related field (as listed below) to be considered. As the Student Intern, you will... Provide engineering support for projects with calculations, spreadsheets, and computer analysis using basic knowledge of construction materials. Provide Revit support utilizing Revit/BIM software to assist with creating construction documents. Support coordination of project design and construction process. Provide administrative support to...
SM
Feb 08, 2026
Intern
Summer Internship Caltrain Infrastructure Engineering
San Mateo County Transit District Millbrae, CA, USA
Salary: $25.00 Hourly Location : Millbrae, CA Job Type: Intern Job Number: SI26-00020 Division: Rail Department: Engineering & Construction Opening Date: 02/06/2026 Closing Date: 3/15/2026 11:59 PM Pacific General Caltrain is committed to delivering a robust Internship Program giving students the opportunity to apply the skills learned in the classroom, develop professional skills, and acquire a thorough understanding of a unique public transit agency. The San Mateo County Transit District is a Special District, it is the managing agency for SamTrans, Caltrain, San Mateo County Transportation Authority, and the 101 Express Lanes Project. The Summer Intern program is designed to include real work projects in each area gives students the opportunity to consider a career in the transit industry - including tours of bus and train facilities, opportunities to learn about the multitude of career tracks within transit through information sessions, and professional...
CP
Jan 17, 2026
Intern
Mechanical Engineer Intern
CalPortland Mojave, CA, USA
Job Summary CalPortland is seeking a summer intern for the Mojave cement plant. This internship is ideal for a student interested in mechanical engineering. The intern will have the opportunity to work on a variety of heavy capital projects and/or maintenance projects. Exposure to a cement plant. Compensation $23.00-$27.00/hr Responsibilities Complete Safety and MSHA training and any other site/job specific required training Carry-out and practice all Safety training and Company policies in the CalPortland workplace Provide help, designing and budgeting for projects at multiple plant locations Additional work with reliability and project engineers Assist in routine housekeeping and maintenance of the facilities Learn about other CalPortland departments and interface as required Attend Summer Intern Orientation event at Corporate Headquarters in Las Vegas, NV Perform plant tasks as assigned Education Currently pursuing a bachelor's degree in Civil...
rI
Nov 27, 2025
Intern
Civil Engineering Intern - Site Design
$24.00 - $26.00 hourly
raSmith, Inc Irvine, CA, USA
We currently have an opening for a student to fill a summer intern position to begin in Summer 2026 at our Irvine, CA office. We are looking for students with an interest in gaining practical engineering experience from experienced project managers, engineers and technicians through on-the-job training on real projects. During this time, you will be encouraged to hone your problem-solving abilities and develop technical skills. Ranked #2 as a Top Workplace, raSmith is a growing multi-disciplinary consulting civil and structural engineering and land surveying firm with over 45 years of experience. We work on projects nationwide from our seven locations in Wisconsin, Illinois and California. At raSmith, our culture is focused on client service, quality and innovation. We strongly believe in work/life balance and employee development. These attributes and our people-oriented environment have led us to receive numerous project and culture awards. Site Design Intern - Primary...
CP
Oct 03, 2025
Intern
Mechanical Engineer Intern
CalPortland CA, USA
Job Summary CalPortland is seeking a summer intern for the Oro Grande cement plant. This internship is ideal for a student interested in mechanical engineering. The intern will have the opportunity to work with the plants mechanical/maintenance department. This intern will gain insight into the cement and building materials industry. Compensation $20.50-$27.00/hr DOE Responsibilities Complete Safety and MSHA training and any other site/job specific required training Carry-out and practice all Safety training and Company policies in the CalPortland workplace Provide support to the Oro Grande Maintenance Mechanical team. Assist in PM instruction develeopment Learn about cement plant operations Additional work with plant engineers Assist in routine housekeeping and maintenance of the facilities Learn about other CalPortland departments and interface as required Attend Summer Intern event at Corporate Headquarters in Las Vegas, NV Perform plant tasks as...
KP
Jan 29, 2026
Intern
Computational Fluid Dynamics (CFD) Engineering Intern - Summer 2026
Kairos Power Alameda, CA, USA
Company Overview Kairos Power is a new nuclear energy technology and engineering company whose mission is to enable the world's transition to clean energy, with the ultimate goal to dramatically improve people's quality of life while protecting the environment. This goal will be accomplished through the commercialization of the fluoride-salt-cooled, high-temperature reactor (FHR) that can be deployed with robust safety, affordable costs, and flexible operation to accommodate the expansion of variable renewables. Job Summary Kairos Power is seeking a highly motivated, multi-skilled intern with experience in Computational Fluid Dynamics (CFD) modeling, heat transfer and validation. This role will be part of the Modeling and Simulation CFD team which supports methodology development, engineering design, and testing programs for the KP-FHR and associated components through thermal-hydraulic analysis, with a specialization in CFD. This role will perform CFD validation...
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...
LL
Feb 05, 2026
Intern
Architecture or Engineering Undergraduate Intern - Summer 2026
$23.26 - $31.62 hourly
LLNL Livermore, CA, USA
Company Description Join us and make YOUR mark on the World! Lawrence Livermore National Laboratory (LLNL) has turned bold ideas into world-changing impact advancing science and technology to strengthen U.S. security and promote global stability. Our mission spans four critical national security areas nuclear deterrence, threat preparedness, energy security, and multi-domain defense empowering teams to take on the toughest challenges of today and tomorrow. With a culture built on innovation and operational excellence, LLNL is a place where your expertise can make a real impact. Job Description We have an internship opening for an undergraduate student who is majoring in architecture or engineering (civil, structural, electrical, or mechanical). This internship is designed to provide valuable professional experience while contributing to impactful, real-world projects. Interns will work closely with architects and engineers on capital infrastructure projects within...
AS
Oct 04, 2025
Intern
Mechanical Engineering Intern - Summer
Atomic Semi San Francisco, CA, USA
About Atomic Semi Atomic Semi is building a small, fast semiconductor fab. It's already possible to build this with today's technology and a few simplifications. We'll build the tools ourselves so we can quickly iterate and improve. We're building a small team of exceptional, hands-on engineers to make this happen. Mechanical, electrical, hardware, computer, and process. We'll own the stack from atoms to architecture. Our team is optimistic about the future and we want to continue pushing the limits of technology. Smaller is better. Faster is better. Building it ourselves is better. We believe our team and lab can build anything. We've set up 3D printers, a wide array of microscopes, e-beam writers, general fabrication equipment - and whatever is missing, we'll just invent along the way. Atomic was founded by Sam Zeloof and Jim Keller. Sam is best known for making chips in his garage, and Jim has been a leader in the semiconductor industry for the past 40 years. About the...
EU
Mar 05, 2026
Intern
Intern - Mechanical Engineer
$22.00 hourly
Emcor UK El Cajon, CA, USA
About Us We are a full-service HVAC, building automation, chiller, and retrofit contractor with a reputation for combining high-quality consulting services with customized energy solutions. Our integrated, single-source solutions include turnkey in-house capabilities with design assistance, as well as engineering applications and automated control systems. Job Summary The Mesa Internship Program is a summer rotational program for students seeking experience in energy, mechanical, building, service, sustainability, sales, or project management. Mesa Energy Systems, Inc. has an opening for an Engineering Intern. This position will provide drafting and engineering support to the Mesa Energy Systems Engineering Group. Interns will be responsible for providing drafting and engineering support to the Mesa Energy Systems Engineering Group. As assigned by management, the engineering intern's tasks may include, but are not limited to, job walks or site visits to gather information...
AP
Mar 05, 2026
Intern
Design Engineering Intern
ARROWHEAD PRODUCTS CORPORATION Los Alamitos, CA, USA
Applicants applying for this position: Applicants applying to this position must be a rising junior or senior working on a bachelor's degree in an engineering field (preferably Mechanical Engineering, Aerospace, or Industrial Systems/Manufacturing Engineering), or a master's student in an engineering discipline. Ability to commute to the plant location (Los Alamitos, CA). Eligible to meet plant EAR/ITAR Compliance requirements (see below) Job Summary The Design Engineer Intern will assist in product design, development, and analysis under the supervision of the engineering team. This internship provides hands-on experience in engineering tasks related to our products, supporting ongoing projects and gaining valuable industry knowledge. The candidate must be a rising junior or senior currently working toward a bachelor's degree in an engineering discipline and able to work at least 20 hours per week or full-time during the summer. Essential Duties and...
TT
Mar 03, 2026
Intern
Structural Engineer Intern
$20.00 - $35.00 hourly
Thornton Tomasetti, Inc. Los Angeles, CA, USA
Thornton Tomasetti applies engineering and scientific principles to solve the world's challenges. An independent organization of creative thinkers and innovative doers collaborating from offices worldwide, our mission is to bring our clients' ideas to life and, in the process, lay the groundwork for a better, more resilient future. We provide support and opportunities to our employees to achieve their full potential and cultivate a rewarding career. Our Structural Engineering practice collaborates with architects, building owners, and builders to design elegant solutions for projects of all types, sizes, and levels of complexity. From designing the world's tallest buildings and most extended spans to engineering inventive "jewel-box" structures and designing major expansion projects, we continually seek the best balance among the demands of form, function, sustainability, constructability, schedule, and budget. The Role We have an opportunity for a Structural Engineer...
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