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26 industrial engineering internship jobs found

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Onsite industrial engineering internship California
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LM
Mar 22, 2026
Intern
Mechanical Engineering Intern
$21.00 hourly
Lyons Magnus LLC Fresno, CA, USA
Job Type Internship Description Lyons Magnus leads the food industry with creativity and innovation, crafting top-quality products across all manufacturing phases, from raw materials to marketing. With over 2000 diverse items for industrial ingredient and food service sectors, Lyons caters to leading restaurant chains nationally and internationally. At Lyons, our diverse and talented staff is the heart of our organization. We foster a thriving work environment where employees are engaged in shaping both the company's and their own future. The Mechanical Engineering Intern will support the Engineering team at our Fresno manufacturing facility, which produces syrups and sauces. This role is designed to provide hands-on exposure to manufacturing operations, process improvement, and plant performance. The intern will work on real projects that improve efficiency, reduce waste, and support safe, high-quality production. This internship is structured to provide meaningful project...
DI
Mar 22, 2026
Intern
** Mechanical Engineering Intern
Dwyer Instruments, Inc. San Marcos, CA, USA
Job Type Internship Description About the Company: DwyerOmega is a globally trusted leader in manufacturing innovative instrumentation solutions for Process Measurement, Automation, Control and HVAC markets. With very strong brand recognition and high levels of customer loyalty, DwyerOmega has an unmatched reputation for providing customized solutions that meet and exceed customer needs. Our team of engineering experts help our customers select technical, and often configured, product solutions for their unique applications. The company offers over 300,000 state-of-the-art products for process measurement and control of temperature, humidity, pressure, strain, force, flow, level, pH, conductivity, and indoor air quality, and is a recognized global leader in the digital marketing of technical products. The products that we manufacture are used to control and drive process efficiency, creating safe and sustainable environments. At DwyerOmega, we enable our customers to...
PC
Mar 22, 2026
Full time
Plant Optimization Engineer (Kingsburg, CA)
$83,000 yearly
Packaging Corporation of America Kingsburg, CA, USA
As a Fortune 500 company, Packaging Corporation of America (PCA) is an ideas and solutions company. Our corrugated packaging business seeks to be the leader in helping our customers - large and small - package, transport and display products of all kinds. Our white paper business delivers Paper With Purpose by providing the highest level of customer service and operational excellence. We have approximately 15,000 team members in more than 100 locations in the United States that strive to meet the local needs of our customers. Our mission is to serve the needs of our customers, today and tomorrow, with products and services that exceed expectations for performance and environmental responsibility. People • Customers • Trust PCA is currently recruiting for a Plant Optimization Engineer based at the Kingsburg, CA corrugated box plant facility. Description of role: The Plant Optimization Engineer Position (POE) is a developmental program which focuses on hiring recent college...
MC
Mar 22, 2026
Full time
Project Engineer
Murray Company Mechanical Contractors CA, USA
Come grow with us... At Murray Company, how we operate is defined by shared values that are 100 years in the making - Safety, Quality, Honesty, Hard Work and Pride of Ownership. These values have led to our company consistently being in the top 15% on ENRs Best Specialty Contractor's list. Bring your enthusiasm and unique perspective to Murray Company where you will have the opportunity to grow with us professionally, personally, and financially. Join a team that cares about helping you thrive and succeed. You'll work alongside talented colleagues while establishing lifelong friendships and making a difference in our company and the specialty contracting community. Position Summary The Project Engineer (PE) position at Murray Company is a key entry point into construction project management, and our PE's play a critical role in the success of each project. As a Project Engineer, you will have the opportunity to work alongside best-in-industry project managers and field...
Le
Mar 19, 2026
Intern
Engineering Intern - Therma
$25.00 hourly
Legence San Jose, CA, USA
Therma, a Legence company For over 50 years, Therma has continued to redefine the mechanical construction landscapes in California. Renowned for outstanding client service and attention to detail, we balance innovative, facility-specific solutions with a pragmatic, cost-conscious approach. Today, the firm employs more than 1,100 people in 3 regional offices, and its clients represent a diverse range of market sectors, including Biopharmaceutical, Education, Healthcare, Food & Beverage, Commercial, Industrial and Data Center facilities. Our culture is open, innovative, collaborative, and fun - all reflected in recognition of Therma as a #1 Best Place to Work on multiple occasions. We create an environment that empowers & challenges employees, giving them the greatest opportunity to succeed. Location: San Jose, California (In office position) Essential Duties: Assist engineering staff with various project tasks, including researching, compiling and evaluation...
PG
Mar 18, 2026
Intern
Substation Engineering Intern
Pacific Gas and Electric Company Oakland, CA, USA
Requisition ID # 170722 Job Category: Internship / Rotation Job Level: Individual Contributor Business Unit: Strategy & Growth Work Type: Hybrid Job Location: Oakland Department Overview Substation Engineering is an integral part of Substation Engineering Services Department at Pacific Gas & Electric Company. Substation Engineering supports the Company's $1 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 capacity...
IV
Mar 15, 2026
Intern
Intern - Mechanical Engineer
II-VI Aerospace & Defense Fremont, CA, USA
Job Description Primary Duties & Responsibilities Support liquid cooling projects Support collecting & analyzing engineering data Thermal design and testing Perform miscellaneous mechanical designs. Perform mechanical stress analysis to support optical design. Document all design/testing/simulation process Education & Experience Minimum rising Senior (completed 3 years by start) of Bachelor degree in science Majors: Mechanical Engineering Relevant coursework: Machine design, heat transfer knowledge in Solidworks, 3D printing, FEA Open to currently enrolled students or those who have graduated within one year of the internship start date. Skills & Other Requirements Excellent written and verbal communication. Team-oriented but able to work independently when needed. Adaptable and eager to learn in a fast-paced environment. Attention to detail and time management. [Any role-specific skills, like Excel, programming,...
AE
Mar 12, 2026
Intern
Mechanical Engineering Intern
Antora Energy San Jose, CA, USA
Antora builds and deploys thermal energy storage to power always-on industrial operations and data centers with low-cost energy. Factory-built in California, Antora's thermal batteries deliver reliable and cost-effective heat and power for industrial loads of any size. Antora is electrifying global industry while supporting U.S. manufacturing jobs, lowering costs for energy consumers, and enhancing the competitiveness of American industry. We are growing our company with people who put team and mission first, value connection through laughter and joy, and build with humility and openness. We are committed to continue building a diverse, passionate, and creative team dedicated to a future where every industrial facility, everywhere on earth, is powered by abundant, clean, low-cost energy. Position Summary Antora is seeking a highly-motivated Mechanical Design Engineering Intern to join our mission-driven team within the Mechanical Design Engineering organization (spanning...
OC
Mar 12, 2026
Intern
Manufacturing Engineering Intern
Ortho Clinical Diagnostics Rutherford, CA, USA
The Opportunity QuidelOrtho unites the strengths of Quidel Corporation and Ortho Clinical Diagnostics, creating a world-leading in vitro diagnostics company with award-winning expertise in immunoassay and molecular testing, clinical chemistry and transfusion medicine. We are more than 6,000 strong and do business in over 130 countries, providing answers with fast, accurate and consistent testing where and when they are needed most - home to hospital, lab to clinic. Our culture puts our team members first and prioritizes actions that support happiness, inspiration and engagement. We strive to build meaningful connections with each other as we believe that employee happiness and business success are linked. Join us in our mission to transform the power of diagnostics into a healthier future for all. The Role QuidelOrtho is looking for a Manufacturing Engineering Intern that wants to spend their summer working towards our mission: Changing Lives, One Test at a Time. Interns...
SI
Mar 11, 2026
Intern
Manufacturing Engineering Intern - Mechanical
Skydio, Inc Hayward, CA, USA
Skydio is the leading US drone company and the world leader in autonomous flight, the key technology for the future of drones and aerial mobility. The Skydio team combines deep expertise in artificial intelligence, best-in-class hardware and software product development, operational excellence, and customer obsession to empower a broader, more diverse audience of drone users, from utility inspectors to first responders, soldiers in battlefield scenarios and beyond. About the role: As a Manufacturing Engineering Intern you'll support the ramp of new and existing product assemblies by designing fixtures, writing and validating work instructions, piloting assembly processes, and driving small-scale improvements that scale to full production. Example projects: How you'll make an impact (example projects below): Create assembly work instructions (WI) for a new sub-assembly and/or station Deliverables: clear step-by-step WI with photos/diagrams, torque/spec callouts, inline...
DM
Feb 20, 2026
Full time
Manufacturing Engineer II
Dexter Magnetic Technologies Torrance, CA, USA
Magnetic Component Engineering ("MCE"), a subsidiary of Dexter Magnetic Technologies ("Dexter"), manufactures permanent magnets and magnetic assemblies made to demanding customer specification in the aerospace / defense, semiconductor equipment, medical, and industrial end markets. MCE is based in Torrance, CA and operates one 48,000 square foot facility with 85 employees. For more information on Magnetic Component Engineering, please visit: https://www.mceproducts.com/ Basic Purpose and Objective of the Position The Manufacturing Engineer II supports production operations by developing, improving, and sustaining manufacturing processes. This role builds on entry-level machining experience and focuses on applying engineering fundamentals to CNC machining, tooling, documentation, and continuous improvement initiatives. The engineer works closely with machinists, quality, and engineering teams to improve safety, quality, delivery, and cost. Major Responsibilities - reasonable...
II
Jan 31, 2026
Intern
Product Design Engineering Intern
$20.18 - $29.68 hourly
ITT Inc. - English US Santa Clarita, CA, USA
About ITT: ITT is a leading manufacturer of critical components for harsh environments that serves fast-growing end markets in flow, aerospace and defense, energy and transportation. Building on our heritage of innovation, we partner with our customers to deliver solutions to the key industries that underpin our modern way of life. Headquartered in Stamford, CT, we have more than 11,700 employees globally with operations in ~40 countries and sales in more than 125. At our core is our engineering DNA, with 1,280+ engineers, 1,700+ active global patents and ~51 manufacturing locations. Our businesses are organized in three distinct segments, each based around our core engineering DNA: Industrial Process: A global leader in centrifugal and twin-screw pumps and engineered valves for chemical, energy, mining, and industrial applications. Our leading brands include the iconic Goulds Pumps (with more than 175 years of history), Bornemann, Habonim, Engineered Valves, Rheinhütte...
As
Dec 19, 2025
Full time
CAD Engineer/Librarian Associate (Summer 2026)
$1,925 weekly
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 Associate (Summer 2026) As an Associate, you will have an amazing opportunity to...
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...
BE
Mar 22, 2026
Intern
Systems Mechanical Engineering Intern
$36.00 - $39.00 hourly
Bloom Energy San Jose, CA, USA
This is a 10-week internship starting June 8 or 15 and is fully on-site at the listed office location. Company Overview At Bloom Energy, our vision for a world powered by clean, reliable, and affordable energy is more than just a dream-we're making it a reality. For over two decades, we've been at the forefront of the global energy transition, pioneering solutions that empower critical industries to thrive in a rapidly digitizing, energy-intensive world. From revolutionizing power for AI-driven data centers to ensuring resilience for hospitals, electric grids, manufacturing facilities, and utilities, our solid oxide fuel cell (SOFC) and solid oxide electrolyzer (SOEC) technologies are redefining what's possible by delivering energy abundance for all. With more than 30,000 fuel cell modules deployed worldwide, we are the trusted partner for Fortune 100 companies and innovators alike. Our cutting-edge solutions enable unparalleled "time-to-power" capabilities, reliability, and...
Di
Mar 22, 2026
Full time
Materials & Process Engineer (New Grads: Fall 2025/Spring 2026)
$100,000 - $110,000 yearly
Divergent Torrance, CA, USA
Divergent is a technology company that has architected, invented, built, and commercialized an end-to-end factory system called the Divergent Adaptive Production System (DAPS) that comprehensively uses machine learning to optimally engineer, additively manufacture, and flexibly assemble complex integrated vehicle structures and subsystems. Products created using DAPS are superior in performance, lower in cost, rapidly customizable to meet mission and customer-specific requirements, faster to market, and scalable on demand to high volume production. Divergent is a qualified Tier 1 supplier to global automotive OEMs, and Divergent is now expanding to support mission critical needs in the Aerospace and Defense sector. Join us to be a part of this transformative journey, where your impact will shape the future of technology and production. Purpose As a Materials & Process engineer, you will help accelerate the adoption and qualification of new manufacturing processes through...
NT
Mar 12, 2026
Full time
Mechanical Engineer
Neros Technologies El Segundo, CA, USA
Who we are Neros is a defense technology company rebuilding America's drone industrial base. We design and manufacture high-performance unmanned systems that are tested in combat, iterated at startup speed, and built at massive scale. Our team culture is fast, hands-on, and obsessed with closing the gap between design and deployment. As drones transform the character of warfare, Neros is delivering the systems the West needs to compete on the modern battlefield and deter the adversaries of democracy. We're hiring engineers, operators, and builders who want to move fast, take on extreme ownership, and get capability into the hands of warfighters in months, not years. What you will be doing As a Mechanical Engineer at Neros, you will own key components and subsystems within our products, starting from the conceptual design phase all the way through mass production. This is a dynamic and exciting role at a rapidly growing startup and presents an opportunity to be a foundational...
Ra
Mar 01, 2026
Full time
Mechanical Engineer - Turbomachinery
Radiant El Segundo, CA, USA
Mechanical Engineer - Turbomachinery Radiant is seeking a highly motivated engineer to join the team responsible for the power generation and primary cooling turbomachinery of our Kaleidos product. This role involves performing the mechanical design and analysis of high-speed rotating machinery including compressors, turbines, and pumps for high-temperature applications. The ideal candidate should have strong first principles in structures, fluids, and thermodynamics. Hands-on engineering experience through internships, co-op programs, research projects, or team-based design competitions (e.g., SAE, ASME, Formula SAE) is a strong advantage. Responsibilities and Duties: Design, build, and test turbomachinery for Radiant's power generation systems. Develop detailed mechanical designs for turbomachinery components, including rotors, stators, housings, and seals. Perform static and dynamic structural analyses using hand calculations and FEA tools (ANSYS, Abaqus, or...
VL
Dec 20, 2025
Full time
Manufacturing Engineer
Vital Lyfe Los Angeles, CA, USA
About Vital Lyfe At Vital Lyfe, we are on a mission to solve global water scarcity by creating innovative, desalination systems. This is an opportunity to join a passionate, multidisciplinary team tackling one of the world's most critical challenges What You'll Do Design, develop and optimize manufacturing processes and production lines for our desalination systems-from first builds through high-rate production. Lead DFM/DFA initiatives: tooling, fixtures, robot end-effectors, conveyors, automation programming, control systems. Work cross-functionally to select equipment, define cycle-times, yield targets, cost-per-unit, quality metrics. Develop work instructions, process flows, layout designs; implement and validate manufacturing methods for new systems. Own continuous-improvement efforts: reduce cost, increase throughput, improve reliability and uptime in a fast-moving hardware startup environment. Collaborate with procurement, quality, test, integration teams and...
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...
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