137 Results for

Intern Jobs in Walnut Creek, CA

Jobs

Alameda, CA30+ days ago

Remote

Foreign nationals who are citizens of countries that are not on the Department of Energy's general authorization list (link below) are not permitted to work in our facility unless the Department of Energy issues an export control license to the company to permit that individual to have access to Part 810-controlled information. 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.

Pleasanton, CA30+ days ago

$30–$35 Per Hour

With advanced capabilities like digital twins, natural language processing, normal behavior modeling, and machine vision, we create real-time virtual replicas of physical assets, enabling predictive maintenance, performance simulation, and operational optimization. Our AI-driven models empower companies with scalable solutions for anomaly detection, performance forecasting, and asset lifetime extension—all tailored to the complexities of industrial environments.

Concord, CA30+ days ago

$25–$34.11 Per Hour

This internship provides hands-on experience working alongside licensed engineers and project teams on real-world projects while developing technical, analytical, and professional skills. Compensation depends on several factors including: experience, education, key skills, geographic location of the position, client requirements, external market competitiveness, and internal equity among other employees within APTIM.

San Leandro, CA30+ days ago

$20–$30

Scope: Support the design and development of aircraft structures and mechanical systems, which may include airframe components, landing gear, flight controls, propulsion installations, payload systems, and other flight-critical hardware. This role offers a rare opportunity to work hands-on on real flight hardware while collaborating closely with experienced aerospace founders and a small, highly capable engineering team.

San Mateo, CA30+ days ago

$31–$34 Per Hour

Share this job with a friend (https://careers-kimley-horn.icims.com/jobs/20265/civil-engineering-intern/job?mode=apply&apply=yes&in_iframe=1&hashed=-1834442239). + Interns will learn one or more software programs specific to their disciplines: AutoCAD, Revit, Civil 3D, Excel, Microstation, VISSIM, Open Roads, Synchro and/or GIS.

San Bruno, CA30+ days ago

$35–$45 Per Hour

Tens of thousands of Mill's residential food recyclers are already helping households divert millions of pounds of food scraps every year, paving the way for our upcoming launch of Mill Commercial—the industry's first end-to-end solution for managing, understanding, and preventing food waste in commercial environments (e.g. We build smart systems and infrastructure for homes, businesses, and municipalities that transform food scraps from landfill-bound waste into valuable resources, including chicken feed.

San Bruno, CA30+ days ago

$35–$45 Per Hour

San Bruno, CA30+ days ago

$35–$45 Per Hour

Concord, CA30+ days ago

Our Electrical services include: Electrical System Master Planning & Studies Power System Design, Protection & Generation, Power System Analysis, Facility System Design, Sustainability/Renewable Energy In this role you would perform a variety of tasks including: Developing drawings for electrical systems (power, controls, communications, fire alarm, and security) using CADD. We provide career opportunities that span a variety of disciplines and geographic locations, with projects that our employees plan, design, build and operate as diverse as the needs of our clients.

San Carlos, California30+ days ago

$23–$33.25 Per Hour
Intern

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. The Joby Aviation team is made up of extremely talented, hardworking, proactive, and hands-on individuals, operating in a very fast-paced and rewarding environment.

New!

Hayward, CA4 days ago

$20–$25 Per Hour

Your core responsibilities will include assisting in product testing, lab maintenance, and engineering documentation support to help in the qualification of new products and product sustaining engineering, which includes the following: Design, fabricate and assemble custom test equipment and fixtures (SolidWorks, Prototype). As the Engineering Intern at Enstall, you will be supporting the Product Development & Innovation Team and working closely within the Testing and Certification Team and the Engineering Services Team.

Martinez, CA30+ days ago

Past projects/duties include: analyze refinery process flow data and compare to recommended optimum levels, this will help in identifying equipment failures which cause variances in capacity from the optimum levels; update information on gasoline blends and tank samples in preparation for an annual blender waiver audit; develop applications to better present process data for refinery operating decisions. Past projects/duties include: perform process calculations for the Risk Management Plan, including taking physical surveys of refinery process units; work on various process engineering projects within a Wastewater Treatment Plant; participate in inspections and/or testing that is conducted by federal, state, or local officials.

Pleasanton, CA28 days ago

Full-time

Our Trust Charter is our Code of Conduct and demonstrates our commitment to ethics, safety, sustainability, quality and cybersecurity, underpinning every aspect of our business and our willingness to behave and respond respectfully and in good faith to all our stakeholders. Manage incoming requests from customers, engineers and project managers efficiently so they are addressed in a timely manner while balancing work assignments .

New!

San Francisco, CA1 day ago

$25–$30 Per Hour

The Internship program is structured to allow interns to work alongside other interns, junior staff, and senior managers to help address challenges and opportunities related to equitable, sustainable economic development and growth, real estate development and/or repositioning, climate advisory services, economic diversification, and other types of issues related to our core practice areas. We invite you to bring your bold ideas and big dreams and become part of a global team of over 50,000 planners, designers, engineers, scientists, digital innovators, program and construction managers and other professionals delivering projects that create a positive and tangible impact around the world.

Hercules, California30+ days ago

The intern will work closely with cross-functional stakeholders and gain experience in data analysis, business problem-solving, executive communication, and project delivery within a dynamic, collaborative environment. Actual compensation will be provided in writing at the time of offer, if applicable, and is based on several factors we believe fairly and accurately impact compensation, including geographic location, experience, knowledge, skills, abilities, and other job permitted factors.

Burlingame, CA30+ days ago

You will be responsible for contributing to product language needs, contributing to the strategic vision for data-based model and product improvements, working with cross-functional partners to create consistent language products across dialects and languages, and helping to design and develop Meta’s language data infrastructure. Training in various areas of linguistics, including phonetics, phonology, morphology, syntax, semantics, pragmatics, discourse analysis, sociolinguistics, psycholinguistics, computational linguistics, and field work.

Alameda, CA30+ days ago

San Carlos, California30+ days ago

$22–$31 Per Hour
Intern

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. During this internship, you will be embedded within a small team of engineers, and will contribute directly towards the design, validation, and test development of our revolutionary electric air taxi.

San Francisco, CA14 days ago

$23–$26 Per Hour

Incorporating industry-leading preconstruction services and safety practices, the Company’s multi-disciplined team of engineering and construction professionals delivers a wide range of projects, including new facilities, infrastructure improvement and expansion, and capital construction services. MWH Constructors, a global leader in heavy civil construction of water and wastewater facilities, is currently seeking a construction-focused intern to join our SFPUC Wastewater treatment project based out of San Francisco, Ca.

Martinez, CA14 days ago

$24–$28 Per Hour

Incorporating industry-leading preconstruction services and safety practices, the Company’s multi-disciplined team of engineering and construction professionals delivers a wide range of projects, including new facilities, infrastructure improvement and expansion, and capital construction services. MWH Constructors, a global leader in heavy civil construction of water and wastewater facilities, is currently seeking a construction-focused field engineer intern to join our CMS Project based out of Martinez, CA.

Fremont, CA30+ days ago

Full-time

Job Summary We are seeking a marketing intern who can contribute fresh ideas, create content, and research industry trends in optical data communications in AI era and cutting-edge optoelectronic products such as semiconductor laser and detector chips for communications, 3D sensing, bio-medical, and industrial applications. In addition to hands-on project experience, our internship program includes opportunities to connect with fellow interns and colleagues across the organization through virtual and in-person networking events, team-building activities and more.

Fremont, CA30+ days ago

Full-time

In addition to hands-on project experience, our internship program includes opportunities to connect with fellow interns and colleagues across the organization through virtual and in-person networking events, team-building activities and more. We are a vertically integrated manufacturing company that develops innovative products for diversified applications in the industrial, optical communications, military, life sciences, semiconductor equipment, and consumer markets.

Pleasanton, CA30+ days ago

$30–$35 Per Hour

With advanced capabilities like digital twins, natural language processing, normal behavior modeling, and machine vision, we create real-time virtual replicas of physical assets, enabling predictive maintenance, performance simulation, and operational optimization. This role offers the opportunity to work alongside experienced professionals and collaborate across multiple teams, gaining valuable exposure to real-world AI applications in renewable energy, supply chain, and industrial operations.

Rodeo, CA30+ days ago

$2,894–$3,308 Per Week

The Rodeo Renewable Energy Complex is a state-of-the-art facility processing renewable feedstocks (waste oils, fats, greases, and vegetable oils) to produce vital transportation fuels, including renewable diesel and sustainable aviation fuels for California, Oregon, Washington, and British Columbia. Through its refining business segment, Phillips 66 is upgrading crude oil and other feedstocks into higher-value petroleum products including clean-burning gasoline, ultra-low-sulfur diesel, jet fuel, lubricants, petroleum coke and other specialty products while maintaining a high regard for safety and environmental limitations.

Martinez, CA30+ days ago

Typical college co-op assignments include the following: troubleshooting system power supply problems, control system programming, hardware and software lifecycle replacement projects, installing and troubleshooting communication networks and monitoring control system performance metrics. The majority of Electrical Engineering co-ops and interns enter into the following positions: Electrical & Instrumentation (E&I) Project Engineers work on a variety of real-world electrical and instrumentation projects in a refinery setting.

Redwood City, California9 days ago

You will focus on moving beyond simple chatbots to create Autonomous Agents that can navigate Equinix’s internal tools, interpret complex customer data, and execute workflows that drive proactive intelligence. Participate in a curated program of workshops and events: Learn from our leaders through our Executive Speaker Series, continue to grow through our workshops and build meaningful worldwide connections through our networking events .

San Francisco, CA30+ days ago

The team has made over 30 investments in Europe, Israel and the US, with notable investments including Cohere, Groq, Arctic Wolf Networks, Auth0 (acquired by OKTA), Guardicore (acquired by Akamai), Fastly (NYSE: FSLY), Pipedrive (acquired by Vista Private Equity), LeanIX and Signavio (both acquired by SAP SE). Highly Data-driven Investment Approach: Numbers-driven approach based on a proprietary benchmarking tool (DTCP FlightPath Model), generating a clear picture on what it takes to be a truly exceptional SaaS company.

Redwood City, CA8 days ago

Syntiant Corp., a leader in the high-growth AI software and semiconductor solutions space, is looking for a Machine Learning Computer Vision Intern expand our computer vision detection capabilities through strategic framework diversification and cutting-edge algorithm exploration. This internship offers the unique opportunity to work with both production-grade systems and cutting-edge research, directly shaping the future of our computer vision capabilities while gaining invaluable experience in both software engineering and AI research.

Fremont, CA30+ days ago

Full-time

Job SummaryThis internship provides a hands-on opportunity to develop and enhance internal engineering applications, automation tools, and workflow utilities used in support of test, debug, and data analysis activities. We are a vertically integrated manufacturing company that develops innovative products for diversified applications in the industrial, optical communications, military, life sciences, semiconductor equipment, and consumer markets.

Burlingame, CA15 days ago

Quadric's co-optimized software and hardware is targeted to run neural network (NN) inference workloads in a wide variety of edge and endpoint devices, ranging from battery operated smart-sensor systems to high-performance automotive or autonomous vehicle systems. Unlike other NPUs or neural network accelerators in the industry today that can only accelerate a portion of a machine learning graph, the Quadric GPNPU executes both NN graph code and conventional C++ DSP and control code.

Burlingame, CA15 days ago

San Francisco, CA30+ days ago

Founded in 2003, our award-winning projects include Hudson Yards in New York (the largest private real estate development in U.S. history), San Francisco Better Streets Plan, Greater New Orleans Urban Water Plan, revitalization of the iconic waterfront Brooklyn Bridge Park, and the 35 square-km Baietan Urban Area Plan in the heart of Guangzhou, China. The Indigenous Design Intern initiative aims to establish a paid opportunity designed to support Indigenous communities & emerging Indigenous engineers interested in civil engineering practices, including sustainability, water resources, and nature-based infrastructure.

California30+ days ago

$26–$29 Per Hour
Intern

Over the past decade, the division has grown tremendously, securing major projects, including the $350 million North City Pure Water Facility in San Diego and the $235 million EVMWD Regional Water Reclamation Facility Expansion Project in Lake Elsinore, CA. Qualifications: Minimum Qualifications: Candidates must be currently enrolled in a university program pursing a Bachelor’s Degree in Engineering, Electrical, Mechanical, Construction Management, Civil Engineering or related field with the intent to continue enrollment after an internship.

Alameda, CA30+ days ago

San Francisco, CA30+ days ago

$20–$25 Per Hour

Compensation depends on several factors including: experience, education, key skills, geographic location of the position, client requirements, external market competitiveness, and internal equity among other employees within APTIM. The Aptim Construction Management (CM) Internship Program is designed to provide students with hands-on experience in the construction field while supporting ongoing project needs.

San Carlos, California30+ days ago

$22–$31 Per Hour
Intern

As a TPM intern, you will work closely with the design, manufacturing, supply chain, and testing teams to identify and solve the critical path priorities to help bring development projects to closure. 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.

Martinez, CA30+ days ago

With the potential to have multiple sessions and opportunities, you will gain valuable real-world experience while enhancing your skill set in the following position: As an MPC VCO intern you will play a role in optimizing business processes through data-driven insights and algorithmic solutions. MPC also owns the general partner and majority limited partner interest in MPLX LP, a midstream company that owns and operates gathering, processing, and fractionation assets, as well as crude oil and light product transportation and logistics infrastructure.

California8 days ago

$26–$30 Per Hour
Intern

Backed by more than a century of engineering excellence and 1300+ professionals across the West Coast, we deliver innovative solutions accross four critical sectors: Water Resources, Climate Resliance, Energy Transition and Technology, and Sustainable Transportation. In the event a recruiter or agency submits a resume or candidate without a previously signed agreement, Shimmick explicitly reserves the right to pursue and hire those candidate(s) without any financial obligation to the recruiter or agency.

San Francisco, California30+ days ago

$40–$50 Per Hour

Related California has a long history of community partnership, having collaborated with more than 45 municipalities and over 30 non-profit organizations throughout California, and has successfully developed and managed a broad range of property types throughout Alameda, Contra Costa, Los Angeles, Orange, Sacramento, San Bernardino, San Diego, San Francisco and Santa Clara counties. Since 1989, Related California has undertaken a range of transformational developments from best in class luxury high rise residential properties to the redevelopment of obsolete public housing, spanning a broad spectrum of urban infill, affordable, mixed-income and market rate multi-family developments.

Houston, TX30+ days ago

Full-time

At YES Prep, you have an opportunity to join a family of educators who are leveling the playing field by providing opportunities for a high-quality, college-forward curriculum while also ensuring our students feel supported through their academic journey and empowered to lead choice-filled lives. Observing classroom instruction of teachers and providing developmentally appropriate coaching via written and oral feedback (as identified by the Special Education Instructional Excellence Rubric/ Teaching Excellence Rubric).

San Francisco, CA30+ days ago

You will work with a dynamic team of industry-leading professionals supporting a diverse portfolio of hazard mitigation, natural disaster recovery, policy, and resilience planning projects with FEMA and local, state or industrial clients. Under the direction of engineering and planning management staff, this position will: Support developing options and analysis papers, fact sheets, and other internal and external-facing documents.

Concord, CA30+ days ago

Full-time

Please be advised that housing or relocation assistance is not provided for intern positions within our San Diego, Santa Ana, Los Angeles, New York or Hawai'i divisions. MINIMUM SKILLS OR EXPERIENCE REQUIREMENT: • Engineering, Construction Management, or Architectural degree completed or in progress, or equivalent experience.

Oakland, CA30+ days ago

Full-time

The goal of the summer internship is to provide the intern with office experience typical of project managers and field experience typical of field engineers while providing the individual with an opportunity to learn about the types of projects that Condon-Johnson & Associates constructs. Office Duties: The summer intern will work with various project managers who will be the intern’s direct supervisor for that period.

Hercules, California30+ days ago

Kaizen preparation: Baseline Data collection and analysis, understanding MRP (impact of planning/buying, impact of key master data (safety stock, lead time, lot size, etc), and how these factors impact inventory dollars, inventory turns and product expiry. Work Experience: Previous summer internships or work experience in laboratories, manufacturing environments working with electromechanical, chemical and/or mechanical devices.

San Francisco, CA30+ days ago

$19.13–$30 Per Hour

This may include, but not be limited to, creating and organizing public meeting documentation and materials, attending public events, coordinating with technical teams (e.g., transportation planners, civil engineers, sustainability professionals), implementing social media plans, and communicating with community stakeholders. + Support implementation strategies to engage all communities, especially underserved and marginalized people, impacted by infrastructure projects using a variety of tools and methods (i.e. workshops, public meetings, market research, public information and advertising campaigns, and visuals).

Redwood City, California7 days ago

Participate in a curated program of workshops and events: Learn from our leaders through our Executive Speaker Series, continue to grow through our workshops and build meaningful worldwide connections through our networking events. You will take ownership of real support problems, explore how Salesforce and Agentforce can address them, and deliver working prototypes and implementations that directly impact how our teams serve customers.

Hercules, California16 days ago

This internship is a great fit for students who enjoy working with quality documents such as SOPs, Policies, architectural drawings, staying organized, and learning how real-world projects are documented, archived, and managed in a professional environment. You’ll gain hands-on experience working with global policies and procedures, architectural drawings, digital file systems, and record documentation, while contributing to a meaningful project that will live beyond the internship and can be included in your academic or professional portfolio.

San Francisco, California10 days ago

The RT ProExec Internship is a dynamic, high-impact opportunity for undergraduate students eager to gain exposure to executive operations, strategic initiatives, and cross-functional collaboration within a corporate environment. This role provides hands-on experience in executive-level environments and is well suited for candidates who are highly organized, analytical, and interested in leadership development, strategy, and the insurance industry.

Oakland, CA30+ days ago

Remote

WeVote is a movement of over 180 passionate volunteers (starting with the founders) who are building open-source mobile technologies that touch and mobilize millions of voters on Election Day. We welcome volunteers of all races, ethnicities, genders, sexual orientations, abilities, ages, income levels, and political perspectives—everyone committed to fair, accessible elections.

Burlingame, CA30+ days ago

As a PhD intern at Meta, you will help build machine learning systems and models behind Meta’s products, create web applications that reach millions of people, build high volume servers and be a part of a team that’s working to help connect people around the globe. Our research and production implementations leverage many of the innovations being generated from Meta’s research in Distributed Computing, Artificial Intelligence and Databases, and run on the same hardware and network specifications that are being open sourced through the Open Compute project.

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Intern Jobs in Walnut Creek, CA

Jobs

Finance Intern - Summer 2026Kairos Power

Full Stack Engineering InternAvathon

Civil Engineering InternAPTIM

Mechanical Engineering Intern (Summer 2026)Grid Aero

Civil Engineering InternKimley-Horn

Product Design Engineering Intern, Summer 2026Mill

Electrical Engineering Intern, Summer 2026Mill

Hardware Systems Engineering Intern, Summer 2026Mill

Electrical Engineering Intern (Summer 2026!)CDM Smith

Cell Test Engineering Intern (Summer/Fall 2026)Joby Aviation

Engineering InternEnstall

Refining Chemical Engineering Intern/Co-op Summer 2026Marathon Petroleum Corporation

Systems Application Engineering InternSchneider Electric USA, Inc

Consulting Services InternAECOM

Graduate Student Finance InternBio-Rad Laboratories, Inc.

Linguistic Engineering InternMeta

Accounting Summer InternKairos Power

Electrical Engineer - Intern (Summer 2026)Joby Aviation

Construction Intern - MWHMWH

Field Engineer InternMWH

Intern- MarketingCoherent Corp.

Intern, SalesCoherent Corp.

Data Scientist InternAvathon

2026 University Intern - Rodeo Refining EngineerPhillips 66

Intern/Co-op - Refining Electrical Engineering - Spring 2026Marathon Petroleum Corporation

Enterprise AI InternEquinix

Intern | Growth Equity (m/f/d)DTCP

Machine Learning Computer Vision InternSyntiant

Intern, Software Engineering - Engineering Applications and Automation ToolsCoherent Corp.

Software Engineer Intern - Compilerquadric, Inc

Software Engineer Intern - Kernelsquadric, Inc

Indigenous Support Design InternSherwood Design Engineers

Electrical Field Engineer InternShimmick

Learning and Development InternKairos Power

Constructions Management InternAPTIM

Technical Program Management InternJoby Aviation

Intern/Co-op - Value Chain Organization (VCO) (Summer 2026)Marathon Petroleum Corporation

Field Engineer InternShimmick

Part Time Intern - Development AssociateRelated

YSTEP Special Education Teacher - YES Prep East End Secondary (TIA Eligible) (26-27)YES Prep Public Schools

Climate Resiliency and Planning Intern (Summer 2026!)CDM Smith

Project Engineer InternSwinerton Builders

Project Engineer InternCondon-Johnson & Associates

Lean/Continuous Improvement InternBio-Rad Laboratories, Inc.

Communications & Public Involvement Intern - Summer 2026WSP USA

Customer Support Automation Intern Salesforce/AgentforceEquinix

Document Control Specialist InternBio-Rad Laboratories, Inc.

ProExec InternRyan Specialty Group

Political Data Intern - Summer 2026WeVote

Software Engineer Intern, Machine Learning (PhD)Meta

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