142 Results for

Internship Manufacturing Jobs in California

Jobs

Port Hueneme, CA10 days ago

$38,438–$40,000
Full-time
Employee

The Engineering Technician Internship is a temporary position within HII – Mission Technologies which prepares a college student for entry into the workforce by providing emphasis on training in machining, CNC operations, CAD/CAM, and hands-on engineering support. With a holistic approach to life-cycle maritime defense systems—from small watercraft to submarines, surface combatants and aircraft carriers—HII ensures a high state of readiness.

New!

Sylmar, CA3 days ago

Mason offers world-class control devices and subsystems - such as control grips, throttles, and communications interfaces - for today's advanced cockpits, military vehicles, and other specialized applications. Physical DemandsWhile performing the duties of this job, the employee is regularly required to, stand, sit; talk, hear, and use hands and fingers to operate a computer and telephone keyboard / Operate machinery.

Irvine, CA30+ days ago

$25–$30 Per Hour

Terran Orbital provides end-to-end satellite solutions by combining satellite design, production, launch planning, mission operations, and on-orbit support to meet the needs of the most demanding military, civil, and commercial customers. And, in the event that a resume or candidate is submitted by a recruiter, an employment agency, or a staffing firm without a fully executed MSA, Terran Orbital has the unrestricted right to pursue and hire any of those candidate(s) without any legal or financial responsibility to the recruiter, agency, and/or firm.

New!

Newark, CA2 days ago

$120,000–$145,000 Per Year

Led by a management team with significant experience in cell therapy, Allogene is developing a pipeline of “off-the-shelf” CAR T cell product candidates with the goal of delivering readily available cell therapy on-demand, more reliably, and at greater scale to more patients. Allogene Therapeutics, with headquarters in South San Francisco, is a clinical-stage biotechnology company pioneering the development of allogeneic chimeric antigen receptor T cell (AlloCAR T) products for cancer and autoimmune disease.

Newark, CA15 days ago

$150,000–$170,000 Per Year

New!

San Carlos, California4 days ago

$22–$31 Per Hour
Intern

The Manufacturing Engineering Intern will support product introduction and ramp-up of Joby aircraft powertrain through implementation and improvement of manufacturing equipment and processes, and by working closely with cross-functional teams. Company Overview: Imagine a piloted air taxi that takes off vertically, then quietly carries you and your fellow passengers over the congested city streets below, enabling you to spend more time with the people and places that matter most.

Burbank, CA30+ days ago

$25–$30 Per Hour

Work closely with Operations Team: Manufacturing Engineers, Production Supervisors, Buyer/Planners, Assemblers and Technicians, and with and cross functional members of the Integrated Product Team: Design Engineers, Program Managers, Quality, Supply Chain, and Business Managers. Beyond an associate’s base compensation, we reward and reinforce wellbeing with a compelling package of both cash and non-cash benefits, including comprehensive health, wellness incentives, assistance with retirement savings, paid time off, paid holidays, and tuition reimbursement — as well as performance-based bonus programs for certain positions.

Irvine, CA30+ days ago

TRL11 is a venture backed deep tech / defense tech startup bringing cutting-edge video technology to Aerospace applications. Summer internships typically cover a wide range of disciplines, including mechanical, electrical, optical, manufacturing, software, and test engineering.

New!

Torrance, CA3 days ago

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. To conform to U.S. Government export regulations, the applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (green card holder), (iii) Refugee under 8 U.S.C. § 1157, or (iv) Asylee under 8 U.S.C. § 1158, or be eligible to obtain the required authorizations from the U.S. Department of State.

Long Beach, CA8 days ago

Temporary

Must be enrolled in a bachelor’s degree program in an engineering, physics or math discipline and have at least one semester of school remaining post internship GPA of 3.0 or above 3+ months of applied engineering experience (internship, laboratory, and personal/team project experience is applicable) THESE QUALIFICATIONS WOULD BE NICE TO HAVE GPA of 3.5 or above 6+ months of applied engineering experience (internship, laboratory, and personal/team project experience is applicable) Solid Modelling experience Experience with Computer Aided Design (CAD) Experience with mills, lathes, and powered equipment ADDITIONAL REQUIREMENTS Able to work full-time, on-site for a minimum of 12 consecutive weeks beginning August or September 2026. WHAT YOU’LL GET TO DO As an intern, you will work closely with your mentor and other employees within the department to apply your knowledge and grow your skills both technically and professionally Work with a fast-paced group of professionals to apply engineering and industry concepts to solve real challenges Attend frequent 1:1’s with mentors and supervisors to facilitate success and learning while providing progress updates Enjoy tech talks and network with other interns and employees through social and professional events YOU’LL BRING THESE QUALIFICATIONS Ideal candidates will thrive in ambiguity and are excited to work in small, high-performing teams that are focused on continued learning and growth.

Brea, CA30+ days ago

Kirkhill, Inc. a wholly-owned subsidiary of Transdigm, is a leading diversified manufacturer of highly engineered, organic, and in-organic elastomer based products. Optimize all aspects of manufacturing process by identifying opportunities and applying simpler, faster, more cost effective and reliable methods in all phases of manufacturing process.

Irvine, CA30+ days ago

$87,000–$123,000 Per Year

Optimize manufacturing processes using engineering methods (e.g., Six Sigma and Lean) for continuous improvement and/or the design/re‑design of equipment, tools, fixtures, etc., employing strong technical design skills. Whether your work includes strategic inventory planning, labeling, warehouse management, material handling, or any of our other supply chain opportunities, you will be making a meaningful contribution to our team and to patients all over the world.

Los Angeles, CA30+ days ago

You'll collaborate with mechanical, software, and simulation engineers to analyze large in-situ data sets and post-print material characteristics, contributing to rapid iteration and continuous improvement of the printing technology using data-driven and machine-learning-enabled approaches. Assist the Process Engineering team in developing a deep understanding of the metal additive process and hardware operation by analyzing massive in-situ data sets to gain insight into physical mechanisms of the printing process.

New!

San Jose, California3 days ago

As the #1 New & Pre-Owned dealership in Northern California, we have the largest inventory, offer great values, above all we make sure that our Guests and Team Members are treated special; and that is one of the reasons that it's not only a pleasure to shop here but to work here as well. We provide the best possible guest experience for the thousands of guests we serve annually, whether they are purchasing a new vehicle, a pre-owned vehicle or having their vehicle serviced by one of our expert Technicians.

New!

San Jose, CA4 days ago

In fact, 45 of our 57 partners either started their careers at Frank, Rimerman or grew into their partner roles while working here, many of whom participated in our internship program prior to accepting full-time positions. Bay Area-based Frank Rimerman + Co. specializes in providing accounting services to industry-leading firms, including many Silicon Valley pioneers.

San Diego, CA29 days ago

Current college student or recent graduate (preferred majors: Finance, Accounting, Business, Hospitality, or related fields). This program is designed to prepare you for professional success, with a focus on technical skills, client relationship management, and business operations.

San Francisco, CA30+ days ago

$20–$30 Per Hour

Held, provides Expert Opinion, Management Consulting, and Advisory services related to intellectual property (IP) and other intangible assets; corporate accounting investigations; regulatory and reporting obligations; solvency and restructuring; and contractual or competition disputes. Practice offerings address economic damage calculations and testimony; technology and intangible asset valuation; strategy and risk management consulting; mergers and acquisitions; debt and equity private placement; and IP brokerage.

Oxnard, California30+ days ago

Individual compensation offered for this position within this range will depend on many factors, including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other pertinent job-related factors." . We work with 95% of Fortune 500 companies and specialize in staffing and services solutions in manufacturing, logistics, construction, aviation, facilities and maintenance.

New!

Palo Alto, CA6 days ago

$20–$50 Per Hour

What to Expect Consider before submitting an application: This position is expected to start around August or September 2026 and continue through the Fall term (ending approximately December 2026) or continuing into Winter/Spring 2027 if available and there is an opportunity to do so. Expected Compensation $20.00 - $50.00/hour + benefits Pay offered may vary depending on multiple individualized factors, including market location, job-related knowledge, skills, and experience.

New!

Palo Alto, CA4 days ago

We design, develop, and manufacture light eVTOL aircraft and are renowned for the BlackFly aircraft the world's first light eVTOL to fly manned missions and enter the consumer market. Efficient, compact, and simple, Pivotal aircraft are designed for a wide range of consumer, public service, and defense applications.

Salinas, CA10 days ago

The internship will focus on conducting trials involving emerging food safety and quality technologies, supporting traceability initiatives meeting FSMA 204 requirements, and driving continuous improvement efforts. Additionally, the intern will gain exposure to multiple areas of the business through interviews and shadowing opportunities within agricultural operations and manufacturing facilities.

Los Angeles, CA30+ days ago

Using first-principles thinking, you will help define test methods, evaluate solutions, iterate quickly, and synthesize information from engineering drawings, in-situ machine data, post-processing results, and inspection data to draw conclusions that improve printing and downstream machining processes. As an Additive Engineering Intern at Freeform, you will contribute to the development and scaling of our advanced metal 3D printing processes, including design for additive manufacturing (DFAM) feedback, print file preparation, toolpath automation, part quality analysis, and end-to-end process improvement.

New!

Berkeley, CA3 days ago

Help build our podcast: Plan episodes, coordinate guests-technologists, developers, scientists, our founders, our engineering and science teams-and keep the series moving. Nice to HaveFamiliar with video editing software and tools and experience producing or editing short-form content for YouTube, podcasts, or social media .

American Canyon, CA30+ days ago

The Continuous Improvement / Industrial Engineering Intern will develop hands-on experience in manufacturing performance analysis and process optimization by learning and applying Industrial Engineering methods focused on time study, cycle time, takt time, and line balancing. Throughout the duration of this 16 week program, the Intern will support Mezzetta's effort to improve packaging line performance, reduce bottlenecks, and identify opportunities for efficiency and labor optimization.

New!

San Diego, CA6 days ago

Ability to sit and/or stand for prolonged periods of time at a desk working on a computer viewing a screen using Autodesk® AutoCAD® and other design-related software. With over 1,400 professionals across 27 offices nationwide, KPFF's decentralized structure allows each office the flexibility to pursue projects aligned with their regional strengths.

Corona, California11 days ago

Intern

Overview: PRMG's Summer Internship Program is designed to introduce college students to all the different career paths within the mortgage industry. At the end of the first two weeks, there will be a midterm exam to determine placement for the remaining six weeks of the program.

New!

El Segundo, CA3 days ago

ITAR RequirementsVarda, like all employers, must ensure that its employees working in the United States are lawfully authorized to work in the U.S. Additionally, our employees are exposed to and have access to certain export-controlled items. Varda was founded in January 2021 by Will Bruey and Delian Asparouhov with significant backing from world class investors including Khosla Ventures, Lux Capital, Founders Fund, Caffeinated Capital, General Catalyst, and Also Capital.

Santa Clara, CA30+ days ago

Internship Term Internship Dates Application Deadlines Winter/Spring Internship In Session2027 Dates TBD Summer Internship June 17, 2026 - August 21, 2026 June 3, 2026 Fall Internship September 9, 2026 - November 20, 2026 August 26, 2026. Other responsibilities may include acting as a liaison between CAIR and the local Muslim and non-Muslim communities, organizing outreach programs with Islamic centers, and developing and implementing strategies to attract individuals to become involved with CAIR.

West Hollywood, CA25 days ago

As an intern, you’ll support clients across diverse industries—including Fashion, Beauty, Corporate Communications, Sustainability, Auto, Travel, Wine & Spirits, and Lifestyle—while learning the ins and outs of agency life. With offices in LA, NYC, and London, BPCM is a fully integrated global agency offering services in VIP & influencer relations, strategic consulting, affiliate marketing, partnerships, corporate communications, and press-worthy events.

Los Angeles, CA30+ days ago

$90,000–$130,000 Per Year

As a Manufacturing Engineer (CNC Machining), you will play a critical role in achieving Freeform's goal of becoming the world leader in the post-processing of high-value metal 3D printed parts. You'll use top of the line multi-axis machines—including DMG Mori and Haas—to develop complex geometries and refine machining processes for maximum efficiency, quality, and repeatability.

Lathrop, CA30+ days ago

We’ve been busy building a best-in-class logistics network that allows us to delight customers by speeding up deliveries, adding services, and reducing damage using our own physical, asset-based warehouses. If you require a reasonable accommodation to participate in the job application or interview process, please let us know by completing our Accomodations for Applicants form (https://docs.google.com/forms/d/1ElBqKaQYGR9j0NiQHQYCGbHkqKqN746Nk62pI32IyLU) .

Los Angeles, CA19 days ago

$18.50–$20 Per Hour

The company has a long-standing commitment to corporate social responsibility, including more than $1 billion invested in environmental sustainability; $65 million in charitable giving, education initiatives, and innovative health and wellness programs each year; and $143 million toward the construction of two charter school campuses in California’s Central Valley. Ranked No. 1 on the 2025 PEOPLE® Companies That Care list and one of Fortune® magazine’s “100 Best Companies to Work For” in the U.S., The Wonderful Company is continually recognized for its dedication to the well-being of its workforce, their communities, and the planet.

Roseville, CA30+ days ago

$20–$21 Per Hour

That's why our internship program is designed to give you real-world experience, meaningful projects, and a chance to explore the insurance industry from the inside out. You won't be fetching coffee — you'll be building skills, making connections, and discovering what a career in risk management and insurance could look like for you.

San Jose, California24 days ago

$164,700–$226,500 Per Year

Skills: Understands multi-tiered and MVP software architectures, systems engineering, strong core Java and OO Design/Development skills, complex systems troubleshooting and escalation management, synchronous and asynchronous MES integrations using message brokers (e.g. Experience: 8+ years of experience in MES software development & implementation with 3+ years of hands-on software development experience utilizing at least one COTS MES package like Rockwell FactoryTalk ProductionCentre (FTPC), GE Proficy, Camstar, Apriso Flexnet, Werum or other custom packages.

New!

Rancho Santa Margarita, CA2 days ago

$72,000–$85,000 Per Year

Bachelor’s degree in engineering, science, or a Science, Technology, Engineering, and Mathematics field, or related education and experience (including BS in mechanical engineering or other engineering disciplines). The Quality Engineer partners with cross‑functional engineering teams to strengthen product quality, maintain regulatory compliance, and drive continuous improvement within medical device development.

New!

Walnut Creek, CA3 days ago

Whether you're helping a customer find the perfect gift, streamlining operations in one of our distribution centers, enhancing our online shopping experience, buying in-style and on-trend merchandise to outfit our customers, or designing a balloon for the Thanksgiving Day Parade, we offer unique opportunities to be part of some of the most memorable moments in people's lives. The Store Management Internship Program is available in major markets nationwide and provides exposure to all facets of leading a store, including customer service, merchandising, business analysis, visual presentation, store operations, colleague development, human resources, and asset protection.

New!

Pleasanton, CA3 days ago

Whether you're helping a customer find the perfect gift, streamlining operations in one of our distribution centers, enhancing our online shopping experience, buying in-style and on-trend merchandise to outfit our customers, or designing a balloon for the Thanksgiving Day Parade, we offer unique opportunities to be part of some of the most memorable moments in people's lives. Available nationwide, the on-site Store Management Internship Program will give you exposure to all facets of leading a store including customer service, merchandising, business analysis, visual presentation, store operations, colleague development, human resources, and asset protection.

San Francisco, CA30+ days ago

Full-time

Estes will democratize electrification by enabling powertrain solutions at better cost and performance than diesel solutions, for both high-volume established OEMs making thousands of vehicles per year, and industry newcomers making next generation electrified vehicles and equipment. 0-2 years experience in MFG engineering, equipment design, process development, applicable classwork or internships; Experience designing fixtures and jigs, integrating various automation and data collecting elements.

Valencia, California30+ days ago

$20.14–$29.68 Per Hour
Full-time

Our leading brands include the iconic Goulds Pumps (with more than 175 years of history), Anhydro, APV, Bornemann, Bran+Luebbe, C’treat, Engineered Valves, Gerstenberg Schröder, Habonim, Johnson Pump, Lightnin, Philadelphia, Plenty, PRO Cast, Rheinhütte, Seital Separation, Stelzer, Svanehøj, Tigerholm, Uutechnic, VIDAR, Waukesha Cherry-Burrell. Through operational execution, innovation, and disciplined capital deployment, including strategic acquisitions such as SPX FLOW, ITT partners with its customers to deliver enduring solutions to the key industries that underpin our modern way of life.

Valencia, California30+ days ago

$20.14–$29.68 Per Hour
Full-time

Yorba Linda, CA30+ days ago

School-year internships may offer a broader overview of ministry, including administrative responsibilities, event planning, team-based ministry experiences, volunteer development, and program planning and implementation. Throughout the internship, experienced leaders invest in your personal and spiritual growth while you engage in diverse areas of ministry alongside a community of fellow interns.

New!

Rialto, CA6 days ago

$66,600–$79,800 Per Year

As an IDP, you will be exposed to various critical areas, including the core Aggregate functions of Mine Planning, Process Improvements, Quality and Reliability, Inventory Maintenance, and Data Management. Technical Proficiency: Previous experience from individuals who share our passion for the industry and have gained valuable insights through internships, co-op programs, or university projects.

San Leandro, CA12 days ago

The Summer Engineering Intern will support the Engineering and Operations teams at a milk manufacturing plant, gaining hands-on experience in food and beverage manufacturing, process optimization, equipment reliability, and continuous improvement. - Currently pursuing a bachelor’s degree in Engineering (Mechanical, Electrical, Chemical, Industrial, or related field).

Los Angeles, CA30+ days ago

Branded Content: Creates sponsored content with brand partners, combining creative ideas and strategy to deliver impactful campaigns across video, social, and live experiences. Unscripted: Creates formats, series, and documentaries that spotlight greatness across sports, music, and entertainment, including MegaCasts like the Emmy Award-winning ManningCast for ESPN2.

New!

Rancho Cucamonga, CA5 days ago

At CPP, a global leader in complex aerospace castings, we’re looking for passionate, curious, and driven engineers to join our Engineering Development Program (EDP)—a two‑year, immersive rotational experience designed to accelerate your growth into a technical leader or subject-matter expert. Consolidated Precision Products (CPP) is an industry-leading manufacturer of highly engineered components and sub-assemblies, supplying the commercial aerospace, military and industrial markets with small-to-large “function critical” products.

Rancho Cucamonga, CA7 days ago

Long Beach, CA10 days ago

Temporary

Must be enrolled in a bachelor’s, master's or doctorate degree program in an engineering, physics or math discipline and have at least one semester of school remaining post internship GPA of 3.0 or above 3+ months of applied engineering experience (internship, laboratory, and personal/team project experience is applicable) THESE QUALIFICATIONS WOULD BE NICE TO HAVE GPA of 3.5 or above 6+ months of applied engineering experience (internship, laboratory, and personal/team project experience is applicable) Strong CAD/CAM modeling skills in Simens NX, Solidworkd and other CAD/CAM software Finite Element Analysis (FEA) experience Experience with laser powder bed fusion Knowledge of material science ADDITIONAL REQUIREMENTS Able to work full-time, on-site for a minimum of 12 consecutive weeks beginning August or September 2026. WHAT YOU’LL GET TO DO As an intern, you will work closely with your mentor and other employees within the department to apply your knowledge and grow your skills both technically and professionally Work with a fast-paced group of professionals to apply engineering and industry concepts to solve real challenges Attend frequent 1:1’s with mentors and supervisors to facilitate success and learning while providing progress updates Enjoy tech talks and network with other interns and employees through social and professional events YOU’LL BRING THESE QUALIFICATIONS Ideal candidates will thrive in ambiguity and are excited to work in small, high-performing teams that are focused on continued learning and growth.

Los Angeles, CA30+ days ago

$22–$25 Per Hour

We’ve been honored as a National Fortune Best Workplace, a Fortune Best Workplace for Women, Millennials, and Parents, and one of America’s Best Employers by Forbes—along with numerous regional recognitions across our 11 offices nationwide. Placement within the listed range depends on many factors, including, but not limited to, years of experience, project size capability (for Construction & Field roles), and internal company equity.

Mountain View, CA30+ days ago

With an open SaaS platform that supports easy consolidation and enrichment of any data, DataVisor's fraud and anti-money laundering (AML) solutions scale infinitely and enable organizations to act on fast-evolving fraud and money laundering activities in real time. DataVisor's platform is architected to support multiple use cases across different business units flexibly, dramatically lowering total cost of ownership, compared to legacy point solutions.

New!

San Leandro, California5 days ago

The Summer Engineering Intern will support the Engineering and Operations teams at a milk manufacturing plant, gaining hands-on experience in food and beverage manufacturing, process optimization, equipment reliability, and continuous improvement. - Willingness to work in an industrial manufacturing environmentPreferred: - Coursework or experience related to manufacturing, process engineering, or automation.

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Internship Manufacturing Jobs in California

Engineering Technician Internship (Engineering Technician 1) Company Confidential

Mechanical Manufacturing Design Internship Mason Electric

Manufacturing Engineering Intern - Cable & Harness Terran Orbital Corporation

Senior Engineer, Manufacturing Science and Technology Allogene Therapeutics

Principal Engineer, Manufacturing Science and Technology Allogene Therapeutics

EPU Manufacturing Engineer Intern Joby Aviation

Manufacturing Operations Intern - Hone Lap & Grind Crane Aerospace & Electronics

Summer 2025 Engineering Internship TRL11, Inc.

Summer 2026 Mechanical Engineering Internship Castelion

Manufacturing Engineering Intern Fall 2026 Rocket Lab USA

Rotation Summer Internship Kirkhill Inc.

Manufacturing Engineer II Edwards Lifesciences

Process Engineering Internship/Co-Op (Summer/Fall 2026) Freeform

Lexus Stevens Creek Summer Internship Penske Motor Group

Frank Rimerman & Co. Summer Internship vault

2026 Summer Internship Opportunity: Finance, Insurance, and Business Development Carranza Insurance Agency

Ocean Tomo Summer Internship Ocean Tomo, LLC

Sales Internship Aerotek

Internship, Abuse Testing & Engineering (Fall 2026) Tesla Motors

Internship, Electrical Engineering (Summer 2026) PIVOTAL

Food Safety and Quality Internship Fresh Express

Additive Engineering Internship/Co-Op (Summer/Fall 2026) Freeform

Summer Internship - Communications Valency Systems

Continuous Improvement / Industrial Engineering Internship Mezzetta

Modeling/Drafting - Civil CAD Internship KPFF Consulting Engineers

Summer Internship Mortgage Paramount Residential Mortgage Group

Mechanical Engineering Internship - Fall 2026 Varda Space Industries

College Internship CAIR San Francisco Bay Area

Summer Internship - Influencer & Celebrity Relations BPCM

Manufacturing Engineer (CNC Machining) Freeform

Supply Chain Summer Internship Wayfair

Wonderful Scholar Summer Internship, Agency The Wonderful Company

Access Insurance Internship Amwins Internships

Sr. Manufacturing Applications Engineer Align Technology

Quality Engineer I/II - Manufacturing Applied Medical

Macy's 2026 Summer Internship, Store Management - Walnut Creek, CA Macy’s

Macy's Summer Internship, Store Management - Pleasanton, CA Macy’s

Advanced Manufacturing Engineer, Automation and Equipment Design Estes Energy

Manufacturing & Test Engineer Intern ITT Inc. - English US

Manufacturing & Test Engineering Intern ITT Inc. - English US

Internship Friends Church

PROFESSIONAL INTERNSHIP DEVELOPMENT AGGREGATES Cemex

Manufacturing Maintenance Technician I_USA Lancesoft

2026 Internship Program Omaha Productions

Engineering Developmental Program (Aerospace Manufacturing) (Rancho Cucamonga, CA) Consolidated Precision Products

Engineering Developmental Program (Aerospace Manufacturing) Consolidated Precision Products

Additive Manufacturing Intern Fall 2026 Rocket Lab USA

Construction Finance - Summer Internship Shawmut

AI/Machine Learning Engineering Summer Internship DataVisor

Manufacturing Maintenance Technician I Thomas Talent Network

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