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Mechanical Engineering Internship jobs in Vallejo, CA

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Mechanical Engineering Internship
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  • Staff Mechanical Engineer

    Lumicity

    Mechanical Engineering Internship job 28 miles from Vallejo

    Staff Mechanical Engineer / Consumer Hardware Products / San Francisco, CA This position is for a company located in San Francisco, CA, and is an on-site role. The ideal candidate will possess a Mechanical Engineering background with experience in designing and developing consumer hardware products. Responsibilities: Lead the design and development of mechanical systems and components for consumer products. Collaborate with cross-functional teams, including electrical, firmware, and industrial design, to ensure seamless integration of mechanical designs. Conduct detailed analyses, including FEA, thermal simulations, and hand calculations, to validate design performance. Oversee the prototyping process, from concept through to testing and iteration, ensuring designs meet functional and aesthetic requirements. Develop and maintain comprehensive engineering documentation, including CAD models, drawings, and specifications. Manage relationships with external suppliers and manufacturers to ensure high-quality production of components and assemblies. Ensure compliance with relevant safety standards and regulations throughout the design and manufacturing processes. Mentor junior engineers and contribute to the development of engineering best practices within the team. Experience Required: 5+ years of experience in mechanical design engineering, preferably in the consumer product industry. Proficiency in CAD software such as SolidWorks or Siemens NX. Experience with FEA and thermal analysis tools. Strong understanding of materials selection, manufacturing processes, and design for manufacturability. Experience in prototyping and testing of mechanical systems. Familiarity with industry standards and regulations related to consumer product safety. Qualifications: Bachelor's degree in Mechanical Engineering or a related field. Strong problem-solving skills and attention to detail. Excellent communication and teamwork abilities. Ability to manage multiple projects simultaneously and meet deadlines. For immediate consideration, please click apply and attach a copy of your resume.
    $126k-174k yearly est. 34d ago
  • Product Design & Manufacturing Engineer

    Equstech

    Mechanical Engineering Internship job 28 miles from Vallejo

    About EqusTech: EqusTech is at the forefront of innovative therapy device development, starting with groundbreaking solutions for equine health. We are expanding our product line to include both horse and human applications, focusing on advanced silicone-based applicators and precision-engineered devices. Our goal is to deliver stunning, high-tech, and highly functional products that enhance wellness. Job Summary: We are seeking a highly motivated and skilled Product Design & Manufacturing Engineer to join our fast-paced team. This role is critical in transforming complex design concepts into manufacturable products, particularly within the realm of flexible silicone systems and intricate electromechanical devices. You will work closely with our lead designer and external manufacturing partners, ensuring designs are optimized for production, cost-efficiency, and user experience. Key Responsibilities: 3D Modeling & CAD Expertise: Develop detailed 3D models and technical drawings (STEP, STL, DXF) using SolidWorks (or similar CAD software like Fusion 360) for both device components (shells, docks, internal structures) and complex silicone applicators. Design for Manufacturability (DFM): Apply a strong understanding of various manufacturing processes, including silicone molding (injection molding, compression molding, pour-in molds), CNC machining (for mold creation), and plastic injection molding. Optimize designs for efficient and high-quality production. Material Science Knowledge: Advise on and select appropriate materials for product components, with a particular focus on silicone properties (conductivity, flexibility, durability, bonding) and plastics (HDPE, Acetal, ABS) for molds and housings. Prototyping & Testing: Generate files for and manage rapid prototyping activities (3D printing, CNC machining of molds) to validate design concepts, fitment, and material behavior. Analyze test results and iterate designs based on feedback. Collaboration with Manufacturing Partners: Work with external vendors (e.g., PCBway, mold makers, cable suppliers, case manufacturers) to ensure design intent is clearly communicated and manufacturing capabilities are leveraged. Respond to technical queries from manufacturers. Problem-Solving: Proactively identify and resolve design and manufacturing challenges, especially concerning the unique properties of flexible conductive materials and complex anatomical fits. Technical Documentation: Prepare clear and comprehensive documentation for designs, including specifications, assembly instructions, and material requirements. Innovation: Contribute to new product ideas and explore novel manufacturing techniques to enhance product performance, aesthetics, and user experience. Required Skills & Experience: Bachelor's degree in Industrial Design, Mechanical Engineering, Product Design, or a related field. Proven experience (2-5 years) in product design and development, ideally with hands-on experience in bringing products from concept to production. Expert proficiency in 3D CAD software (SolidWorks highly preferred). Strong understanding of silicone properties, molding processes, and design considerations for flexible parts. Experience with CNC machining, G-code generation, and troubleshooting (or a strong willingness to learn and quickly become proficient). Knowledge of various manufacturing processes including injection molding, 3D printing, and assembly. Excellent problem-solving skills and a meticulous attention to detail. Strong communication and collaboration skills to work effectively with internal and external teams. Ability to manage multiple tasks and prioritize in a fast-paced environment. Preferred (Bonus) Skills: Experience with advanced modeling techniques (e.g., parametric design, generative design, T-splines). Familiarity with electrical components and PCB fitment. Experience with user-centered design principles and conducting user testing. A portfolio demonstrating successful product development projects from concept through manufacturing. If you are a passionate and resourceful designer who thrives on tackling complex challenges and bringing innovative products to life, we encourage you to apply.
    $116k-177k yearly est. 4d ago
  • Mechanical Design Engineer - Brakes

    Tranzeal Incorporated

    Mechanical Engineering Internship job 44 miles from Vallejo

    Brakes Design Engineer for Chassis, you will help develop braking technologies and components in production vehicles. Our ideal candidate exhibits a can-do attitude and approaches their work with vigor and determination. Candidates will be expected to demonstrate excellence in their respective fields, to possess the ability to learn quickly and to strive for perfection within a fast-paced environment. Role Design and develop foundation brake components from initial concept to production Establish requirements for components based on desired vehicle attributes and manage Validation activities. Design with excellence at system and component level, with great attention to every detail Work closely with both internal teams and external suppliers, using creativity and teamwork to integrate multiple systems in the most efficient way possible Coordinate virtual engineering and physical validation testing activities for your designs Manage multiple complex projects in a demanding environment Qualifications 5+ years of automotive industry experience, focus on braking system design Proven experience taking brake components from concept to production Proven 3D CAD skills Experience in prototype assembly Experience in technology, system, and supplier selection Experience in design release, change management and project management Ability to Travel domestically and internationally Advantageous Demonstrated ability of hands-on problem solving Experience with Brake caliper, Brake rotor, Brake shield , Wheel end hoses and wiring harness Experience and proficiency with CATIA V6 and 3DX PLM tools Experience with Project Management and systematic Technical Problems solving Knowledge of NVH principles Ability to run CAE analysis tools Driven-vehicle attributes development experience Experience and understanding of automotive mechatronics design and control theory Education BS/BEng or MS/MEng in a relevant Engineering/Physics/Mathematics discipline, or equivalent experience
    $92k-123k yearly est. 8d ago
  • Senior Mechanical Engineer

    Strativ Group

    Mechanical Engineering Internship job 28 miles from Vallejo

    As a Founding Mechanical Engineer you will play a pivotal role in designing, prototyping, and bringing to production the mechanical that power our advanced automated subsea robots. You will work within our engineering team to develop robust, reliable hardware and control solutions that enable large-scale, active management of our oceans. Quick Overview: Conceptualize, develop and integrate mechanical and electrical subsystems for autonomous subsea robotic platforms. Focus on robust and scalable design, efficient power/thermal management, system reliability, and rapid & reliable actuation in marine environments. Prototyping and Integration: Expect to take projects from early conceptual design through to fully functional prototypes - owning your own prototypes from start to finish. Work closely with the electronics team to ensure seamless integration of actuators and sensors. About You: You have hands-on experience working on mechanical and some electromechanical systems. You hold a Bachelor's degree in Mechanical Engineering, or a related field. You've taken mechanical systems from concept to production, overseeing prototyping, testing, and mechanical/electrical integration. You're comfortable collaborating with electronics and firmware teams to ensure that mechanical designs interface smoothly with embedded hardware.
    $115k-158k yearly est. 20d ago
  • Patent Associate - Engineering #20904

    Vanguard-Ip

    Mechanical Engineering Internship job 49 miles from Vallejo

    Large GP Firm with Cravath level compensation. An elite industry leader in Life Sciences & Patent Law. Very active with IPRs at the PTAB. A top firm for emerging companies and venture capital in technology and life sciences. Exceptional programs for lateral integration and professional development. REQUIREMENTS Patent prosecution law firm experience, patent bar membership, and a background in one of the following fields: electrical engineering, mechanical engineering, chemical engineering, materials sciences, artificial intelligence (AI)/machine learning (ML), or related disciplines. A demonstrable interest in the life sciences either from industry or educational experience is strongly preferred. Advanced degrees and prior patent agent experience are preferred. We also are seeking candidates with strong verbal, written, and interpersonal skills as well as superior academic credentials. CONFIDENTIALITY At Vanguard-IP, we respect the confidentiality of every candidate who contacts us. Furthermore, we will always obtain expressed authorization before submitting your resume to any of our clients. **Should you have an interest in exploring opportunities in another location, we have hundreds of openings in other markets. Please apply now and our team would be happy to review your information for this or other openings in your location of interest. #J-18808-Ljbffr
    $71k-111k yearly est. 21d ago
  • Patent Associate - Engineering

    Latham & Watkins 4.9company rating

    Mechanical Engineering Internship job 49 miles from Vallejo

    We want to hear from you if you have 1-4 years of patent prosecution law firm experience, patent bar membership, and a background in one of the following fields: electrical engineering, mechanical engineering, chemical engineering, materials sciences, artificial intelligence (AI)/machine learning (ML), or related disciplines. A demonstrable interest in the life sciences either from industry or educational experience is strongly preferred. Advanced degrees and prior patent agent experience are preferred. We also are seeking candidates with strong verbal, written, and interpersonal skills as well as superior academic credentials. Compensation and Benefits Salary range of $225,000 - $310,000, based on year classification. Discretionary merit bonuses may also be awarded. Our benefits include: Monthly wellness reimbursements 24/7 emotional and behavioral health support and virtual counseling Healthcare coverage for you and your same- or opposite-sex spouse/domestic partner and children up to age 26 Family-building benefits including IVF, adoption, surrogacy, and egg-freezing Paid parental leave Parenting support concierge and telemedicine Parents and caregivers resource group Career coaching for working parents In-home and center-based back-up childcare Tutoring and college coach for older children Health Savings Accounts with firm contribution Flexible spending accounts 401(k) retirement plan Pretax commuter and parking benefits Basic and supplemental life insurance Short and long-term disability Voluntary long term care insurance Voluntary critical illness, hospitalization, and accident insurance Voluntary ID theft protection Voluntary pet insurance Medicare consulting Firm-paid CLE, bar review fees, and bar dues __ Note: Lateral Hub does not accept applications submitted by search firms. Note: Lateral Hub works directly with law firms and jobpostings published on Lateral Hub are always up to date. #J-18808-Ljbffr
    $74k-90k yearly est. 21d ago
  • Intern/Co-op - Refining Mechanical Engineer Spring 2026

    Marathon Petroleum Corporation 4.1company rating

    Mechanical Engineering Internship job 11 miles from Vallejo

    An exciting career awaits you At MPC, we're committed to being a great place to work - one that welcomes new ideas, encourages diverse perspectives, develops our people, and fosters a collaborative team environment. Responsibilities: As a Mechanical Engineer at a Marathon refinery, you can expect to become familiar with industry codes and best practices, build critical thinking skills, and gain an understanding of how all engineering disciplines work together as a cohesive team. You will also gain knowledge of various aspects of a refinery by working with a team of professionals who run a specific portion of the refining process. Most often, Mechanical Engineers will have an opportunity to work on more than one area of the refinery, leading to a broad understanding of how the plant operates. Finally, you will have the opportunity to expand your written and verbal presentation skills in a professional work environment. The majority of Mechanical Engineering co-ops and interns enter into the following positions: Area Refining Engineer/Project Engineers develop and use project management skills to create project scopes, estimates, and schedules. Once a project is developed and approved, you, as the project manager, will oversee the design effort and assist in the construction process. MPC will provide training and educational opportunities to help you develop your knowledge of other engineering disciplines. We are committed to developing engineers into professional project managers who can successfully manage projects of all sizes. Reliability Engineers support the refinery's Maintenance Department through design and development of equipment related improvements. Such improvements include root cause failure analysis, optimization of maintenance programs in rotating equipment (pumps, compressors, etc.), and troubleshooting fixed equipment (refinery pressure vessels, heat exchangers, piping systems, etc.). Reliability Engineers will also be continuously challenged to find new technology in design, materials and repair methods to achieve refinery goals of longer running times at lower costs. Qualifications: * Candidates must be majoring in Mechanical Engineering * Strong academic performance * Candidates must be authorized to work in the US on a full-time indefinite basis without the need for employment visa sponsorship now or in the future. * Positions are available spring, summer, and fall semesters * Availability for multiple work terms is preferred * A valid driver's license is required * Concurrent enrollment in a degree seeking program * Military experience a plus * MIN - $32.31 per hour / MAX - $40.89 per hour Learn more about Marathon Petroleum's benefits at ********************* As an energy industry leader, our career opportunities fuel personal and professional growth. Location: Findlay, Ohio Job Requisition ID: 00015032 Pay Min/Max: $0.00 - $999.99 Hourly Grade: HRLY1 Location Address: 539 S Main St Additional locations: Anacortes, Washington, Canton, Ohio, Catlettsburg, Kentucky, Detroit, Michigan, El Paso, Texas, Garyville, Louisiana, Kenai, Alaska, Mandan, North Dakota, Martinez CA Refinery, Robinson, Illinois, Salt Lake City, Utah, St Paul Park, Minnesota, Texas City, Texas, Wilmington, California Education: High School (Required) Employee Group: Full time Employee Subgroup: Intern Marathon Petroleum Company LP is an Equal Opportunity Employer and gives consideration for employment to qualified applicants without discrimination on the basis of race, color, religion, creed, sex, gender (including pregnancy, childbirth, breastfeeding or related medical conditions), sexual orientation, gender identity, gender expression, reproductive health decision-making, age, mental or physical disability, medical condition or AIDS/HIV status, ancestry, national origin, genetic information, military, veteran status, marital status, citizenship or any other status protected by applicable federal, state, or local laws. If you would like more information about your EEO rights as an applicant, click here. If you need a reasonable accommodation for any part of the application process at Marathon Petroleum LP, please contact our Human Resources Department at ***************************************. Please specify the reasonable accommodation you are requesting, along with the job posting number in which you may be interested. A Human Resources representative will review your request and contact you to discuss a reasonable accommodation. Marathon Petroleum offers a total rewards program which includes, but is not limited to, access to health, vision, and dental insurance, paid time off, 401k matching program, paid parental leave, and educational reimbursement. Detailed benefit information is available at mympcbenefits.com. The hired candidate will also be eligible for a discretionary company-sponsored annual bonus program. Equal Opportunity Employer: Veteran / Disability We will consider all qualified Applicants for employment, including those with arrest or conviction records, in a manner consistent with the requirements of applicable state and local laws. In reviewing criminal history in connection with a conditional offer of employment, Marathon will consider the key responsibilities of the role.
    $32.3-40.9 hourly 60d+ ago
  • Mechanical Engineering Intern (Fall 2025)

    Zipline 4.7company rating

    Mechanical Engineering Internship job 35 miles from Vallejo

    Zipline is on a mission to transform the way goods move. Our aim is to solve the world's most urgent and complex access challenges by building the first instant logistics system that serves all humans equally. Leveraging expertise in robotics and autonomy, Zipline designs, builds, and operates a fleet of cutting edge, autonomous delivery drones. We serve tens of millions of people around the world. Joining Zipline's Emerging Talent program as an intern is an opportunity to contribute to our promise of building a system that provides equitable access to critical healthcare supplies for millions of people. We believe that internships are more than just opportunities to learn by watching or doing low level tasks. We expect our interns to take on meaningful work that actively contributes to moving Zipline's mission forward, while learning real-world skills that will serve them in their careers for the long term. Join us, and build the future of logistics with the best humans around! About you and the Role Does aggressively tackling cross disciplinary projects from early conceptual stages through to full field deployment sound like the way you want to spend your time? Do you eliminate circular discussions by running a test or use your hands-on skills to build a prototype instead of scheduling another meeting? At Zipline, your work is intended for the field, where customers are counting on it every day, so there is no time for ambiguous communication or unrealistic expectations. We need dedicated engineers to burn down risk and improve reliability in our system like their life depends on it, because others' lives do. If you thrive working with a fast-paced and driven team that focuses on only the most important goals, eliminates blockers, and executes with extreme practicality, keep reading! Mechanical Engineers at Zipline go deep in their area of ownership, become experts in the problem domain, define requirements for their systems, rapidly develop creative and simple solutions, and prove with testing that their system meets the rigors and edge-cases of real-world deployment. We are composed of teams that are responsible for everything from the earliest designs of a new system, to creating test and validation strategies, root-causing issues with existing systems, and much more. What You'll Do Mechanical interns can own a variety of big problems integral to our system! You can expect to: Take product and engineering requirements to develop concepts and evaluate tradeoffs for each Use 2D and 3D CAD tools to design parts and assemblies based on sound engineering principles Use resources creatively to design, build, and test prototypes to gather quick learnings Work cross-functionally with other Zipline teams and suppliers to review designs Design, build, and run electro-mechanical testers that you develop to prove reliability of critical components Root cause failures and develop a test to replicate the failure mode Document your work so that others can easily understand key decisions made Examples of previous intern projects included: Designing, building, testing, and running: a flexible blind-mate ducting connection between an aircraft and a ground-based cooling station, allowing for aircraft battery temperature regulation during charging and pre-flight preparation a service strategy for removing a docked aircraft from a ground station using a custom designed hand cart, complete with an ergonomic study for a range of technician heights and strengths a communications tower with integrated antennas and lightning protection meant to relay vital telemetry information from the drone to the operators during flight a wing cycle tester to identify and eliminate risk for each wing iteration and prove reliability with cycles What You'll Bring The most critical skill we've seen in prior entry-level candidates is robust experience designing and actually building multiple mechanical systems outside of the classroom. This is the component of your application we're most excited about, so please ensure that you've included this work in your application. Examples of things previous interns have built include submarines, solar cars in the Australian outback, electric boats and airplanes, rockets, etc. You must have completed at least the second year of your Undergraduate studies. Masters and PhD students are also eligible. You'll bring solid mechanical engineering fundamentals for sizing parts and integrating into design with minimal help You'll bring automation experience from working with actuators and Raspberry Pi's (or similar) You're well versed in CAD, and have designed multiple projects with it You've worked on complex projects that require mechanical, electrical, and software design You're quick to change direction when you realize you've made a mistake OR could achieve the same goal in a simpler way You bias to action and communicate consistently with your team to ensure everyone is focused on meeting the project goals on time You're excited to build on your design skills with brainstorms, design reviews, and failure mode analysis You can anticipate, plan and schedule your own work You bring a “can do” attitude, because we have a lot of vital work to get done and only work with people who are invested in solving critical problems What Else You Need to Know Our internships are full-time positions, in-person at our South San Francisco office. We will host our Fall 2025 interns from September to December. The starting cash range for this role is $38 - 42 / hour. Please note that this is a target, starting cash range for a candidate who meets the minimum qualifications for this role. The final cash pay for this role will depend on a variety of factors, including a specific candidate's experience, qualifications, skills, and working location. The total compensation package for this role may also include: overtime pay; commuter benefits; paid sick time; and more. Zipline is an equal opportunity employer and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws or our own sensibilities. We value diversity at Zipline and welcome applications from those who are traditionally underrepresented in tech. If you like the sound of this position but are not sure if you are the perfect fit, please apply! Zipline is also committed to providing reasonable accommodations to individuals with disabilities. Please let your point of contact at Zipline know if you require any accommodations throughout your interview process.
    $38-42 hourly 49d ago
  • Mechanical Engineering Intern - Fall

    Atomic Semi

    Mechanical Engineering Internship job 28 miles from Vallejo

    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 role We're hiring full-stack mechanical and hardware engineering interns. The Internship begins in September, and we're open to either a 4-month term or, preferably, 1 year. We're rebuilding the chip fabrication process from the ground up, so you'll be exposed to some really interesting and impactful work. Our engineering projects are highly interdisciplinary and span domains such as structures, optics, liquids, heat transfer, physics, and chemistry. As a startup, we offer interns a ton of ownership and mission-critical work. The ideal candidate has hands-on experience working in at least one of these areas and broad exposure across other domains. Our philosophy is to get things built and tested in days or weeks, not months. Because of this, a portfolio is required to apply: show us the things you've actually built! If you've shipped a medium-to-high complexity system through a personal project or previous internship, you'd be a good fit here. Responsibilities Designing, prototyping, and building semiconductor fabrication equipment Writing mechanical drawings and documentation Circuit design and electrical engineering Performing detailed analysis and simulations to evaluate electromechanical designs Working with vendors to source components and materials Required qualifications Pursuing a Bachelor's Degree or higher in engineering Ability to learn quickly and troubleshoot technical problems Hands-on prototyping experience and the ability to move through design cycles quickly Hands-on experience with electromechanical assembly design and analysis from coursework, internships, or personal projects Strong foundation in electrical engineering (KiCad/Altium, microcontrollers, embedded systems, digital circuits, etc.) Strong foundation in mechanical engineering (Solidworks/Onshape, simulation, materials selection, etc.) Desired qualifications Familiarity with semiconductor processing- ALD, CVD, PVD, photolithography, etc. Experience with Python scripting and data visualization Working at Atomic Semi We're an early-stage hardware startup with solid funding, world-class advisors, and a lab/office in San Francisco, CA. We are an equal opportunity employer and do not discriminate on the basis of race, religion, national origin, gender, sexual orientation, age, veteran status, disability or other legally protected statuses. Export Control Analysis: This position involves access to technology that is subject to U.S. export controls. Any job offer made will be contingent upon the applicant's capacity to serve in compliance with U.S. export controls.
    $40k-62k yearly est. 60d+ ago
  • Mechanical Engineering Intern, Robotics (Fall 2025+)

    Neuralink 4.1company rating

    Mechanical Engineering Internship job 46 miles from Vallejo

    We are creating devices that enable a bi-directional interface with the brain. These devices allow us to restore movement to the paralyzed, restore sight to the blind, and revolutionize how humans interact with their digital world. Team Description: The Robotics & Surgery Engineering Team is developing our next-generation surgical platform to facilitate bringing our cutting-edge brain implant to more of those in need. We're working on driving surgery time and invasiveness down, while pushing safety and accuracy to their maximums. Job Description and Responsibilities: As a Mechanical Engineering Intern at Neuralink, you will have the opportunity to design and produce hardware solutions for our brain-machine interface devices, including surgical robotics, automation, microfabrication, and more. You will get to own projects from concept to production, utilizing your mechanical engineering background in the challenging field of brain-machine interfaces. The role involves collaboration with neuroscientists, biologists, and engineers to determine design criteria and build systems quickly and effectively. Required Qualifications: 6+ months experience of in the application of technical skills outside of the classroom (examples depending on the role: laboratory, research, extracurricular project teams, open source contributions, volunteering, personal projects or prior internship/work experience) Strong understanding of engineering first principles Preferred Qualifications: 1+ years of mechanical engineering industry experience, including owning products from concept to production Proficiency in Solidworks or similar CAD program Experience with conventional machining and rapid prototyping technologies Experience with precision design and manufacturing Experience with advanced imaging techniques Additional Requirements and Competencies: Available for a Fall 2025 internship (September) or a later season Resourceful, flexible and adaptable; no task is too big or too small You find large challenges exciting and enjoy discovering and defining problems as much as solving them You deliver. You may enjoy thoughtful conversations about problems and perfecting designs, but in the end, you know that what matters is delivering a manufacturable solution that works every time You are a cross-disciplinary team member. You are excited to work with and learn from software, mechanical, electrical, materials, biological engineers, and neuroscientists. You are comfortable communicating across teams Expected Compensation: The anticipated hourly rate for this position is listed below. California Hourly Flat Rate: $35/Hr USD What We Offer: Full-time employees are eligible for the following benefits listed below. An opportunity to change the world and work with some of the smartest and most talented experts from different fields Growth potential; we rapidly advance team members who have an outsized impact Excellent medical, dental, and vision insurance through a PPO plan Paid holidays Commuter benefits Meals provided Equity + 401(k) plan *Temporary Employees & Interns excluded Parental leave *Temporary Employees & Interns excluded Flexible time off *Temporary Employees & Interns excluded
    $35 hourly 31d ago
  • Mechanical Engineering Intern, application via RippleMatch

    Ripplematch Internships 3.9company rating

    Mechanical Engineering Internship job 28 miles from Vallejo

    This role is with RippleMatch's partner companies. RippleMatch partners with hundreds of companies looking to hire top talent. About RippleMatch RippleMatch is your AI-powered job matchmaker. Our platform brings opportunities directly to you by matching you with top employers and jobs you are qualified for. Tell us about your strengths and goals - we'll get you interviews! Leading employers leverage RippleMatch to build high-performing teams and Gen Z job seekers across the country trust RippleMatch to launch and grow their careers. Requirements for the role: Currently pursuing a Bachelor's or Master's degree in Mechanical Engineering or a related field. Strong academic record. Proficiency in CAD software (e.g., SolidWorks, AutoCAD) is preferred. Basic understanding of mechanical principles and design techniques. Strong problem-solving and analytical skills. Ability to work collaboratively in a team environment. Excellent communication and interpersonal skills. Eagerness to learn and take on new challenges. Proficiency in the English language, including the ability to listen, understand, read and communicate effectively both in writing and verbally in a professional environment. Prior internship or project experience in a related field is a plus.
    $38k-54k yearly est. 20d ago
  • Mechanical Engineer Intern

    Ferrotec Usa Corporation 4.2company rating

    Mechanical Engineering Internship job 42 miles from Vallejo

    Ferrotec (USA) Ferrotec (USA) Corporation is a rapidly growing high techmanufacturer headquartered in Santa Clara CA with operations in Bedford NH and Livermore, CA. Ferrotec is a diversified technology company with a worldwidepresence in a broad array of end products and industries serving primarily thesemiconductor industry. We provide our customers with advanced material,component, system, and manufacturing solutions. The intern will report to Sustaining Engineering Manager and assist inthe research, development and implementation of complete and accuratemechanical drawings, bill of material and other engineering documents for electronbeam deposition equipment engineering or manufacturing purposes. PRIMARY responsibilites: · Work withexperienced engineering team members to research, plan, design, develop anddocument mechanical/electrical components, assemblies and systemsfor Ferrotec electron beam evaporation equipment. · Perform basis high vacuumchamber part or assembly design and/or design modifications as directed. · Assist team members inplanning, problem solving, implementation and document control. · Execute plans to improveproduct quality and reduce product cost. · Thrive in a team environment. qualifications: · Completion of at least twoyears toward a four-year degree in a university mechanical engineering programor relevant engineering discipline. GPA 3.5 or better preferred. · Excellent verbal and writtencommunication skills. · Basic knowledge of GD&T.Ability to apply mechanical engineering principles in design calculations. · Experience with SolidWorks orother CAD software. · Comfortable with using smallhand tools, including digital calipers and multimeters. · Teamwork experience. Academic researchassistant experience preferred. · Computer proficiency (MS Office,Matlab).
    $38k-53k yearly est. 31d ago
  • Product Design & Manufacturing Engineer

    Equstech

    Mechanical Engineering Internship job 32 miles from Vallejo

    About EqusTech: EqusTech is at the forefront of innovative therapy device development, starting with groundbreaking solutions for equine health. We are expanding our product line to include both horse and human applications, focusing on advanced silicone-based applicators and precision-engineered devices. Our goal is to deliver stunning, high-tech, and highly functional products that enhance wellness. Job Summary: We are seeking a highly motivated and skilled Product Design & Manufacturing Engineer to join our fast-paced team. This role is critical in transforming complex design concepts into manufacturable products, particularly within the realm of flexible silicone systems and intricate electromechanical devices. You will work closely with our lead designer and external manufacturing partners, ensuring designs are optimized for production, cost-efficiency, and user experience. Key Responsibilities: 3D Modeling & CAD Expertise: Develop detailed 3D models and technical drawings (STEP, STL, DXF) using SolidWorks (or similar CAD software like Fusion 360) for both device components (shells, docks, internal structures) and complex silicone applicators. Design for Manufacturability (DFM): Apply a strong understanding of various manufacturing processes, including silicone molding (injection molding, compression molding, pour-in molds), CNC machining (for mold creation), and plastic injection molding. Optimize designs for efficient and high-quality production. Material Science Knowledge: Advise on and select appropriate materials for product components, with a particular focus on silicone properties (conductivity, flexibility, durability, bonding) and plastics (HDPE, Acetal, ABS) for molds and housings. Prototyping & Testing: Generate files for and manage rapid prototyping activities (3D printing, CNC machining of molds) to validate design concepts, fitment, and material behavior. Analyze test results and iterate designs based on feedback. Collaboration with Manufacturing Partners: Work with external vendors (e.g., PCBway, mold makers, cable suppliers, case manufacturers) to ensure design intent is clearly communicated and manufacturing capabilities are leveraged. Respond to technical queries from manufacturers. Problem-Solving: Proactively identify and resolve design and manufacturing challenges, especially concerning the unique properties of flexible conductive materials and complex anatomical fits. Technical Documentation: Prepare clear and comprehensive documentation for designs, including specifications, assembly instructions, and material requirements. Innovation: Contribute to new product ideas and explore novel manufacturing techniques to enhance product performance, aesthetics, and user experience. Required Skills & Experience: Bachelor's degree in Industrial Design, Mechanical Engineering, Product Design, or a related field. Proven experience (2-5 years) in product design and development, ideally with hands-on experience in bringing products from concept to production. Expert proficiency in 3D CAD software (SolidWorks highly preferred). Strong understanding of silicone properties, molding processes, and design considerations for flexible parts. Experience with CNC machining, G-code generation, and troubleshooting (or a strong willingness to learn and quickly become proficient). Knowledge of various manufacturing processes including injection molding, 3D printing, and assembly. Excellent problem-solving skills and a meticulous attention to detail. Strong communication and collaboration skills to work effectively with internal and external teams. Ability to manage multiple tasks and prioritize in a fast-paced environment. Preferred (Bonus) Skills: Experience with advanced modeling techniques (e.g., parametric design, generative design, T-splines). Familiarity with electrical components and PCB fitment. Experience with user-centered design principles and conducting user testing. A portfolio demonstrating successful product development projects from concept through manufacturing. If you are a passionate and resourceful designer who thrives on tackling complex challenges and bringing innovative products to life, we encourage you to apply.
    $117k-177k yearly est. 4d ago
  • Senior Mechanical Engineer

    Strativ Group

    Mechanical Engineering Internship job 32 miles from Vallejo

    As a Founding Mechanical Engineer you will play a pivotal role in designing, prototyping, and bringing to production the mechanical that power our advanced automated subsea robots. You will work within our engineering team to develop robust, reliable hardware and control solutions that enable large-scale, active management of our oceans. Quick Overview: Conceptualize, develop and integrate mechanical and electrical subsystems for autonomous subsea robotic platforms. Focus on robust and scalable design, efficient power/thermal management, system reliability, and rapid & reliable actuation in marine environments. Prototyping and Integration: Expect to take projects from early conceptual design through to fully functional prototypes - owning your own prototypes from start to finish. Work closely with the electronics team to ensure seamless integration of actuators and sensors. About You: You have hands-on experience working on mechanical and some electromechanical systems. You hold a Bachelor's degree in Mechanical Engineering, or a related field. You've taken mechanical systems from concept to production, overseeing prototyping, testing, and mechanical/electrical integration. You're comfortable collaborating with electronics and firmware teams to ensure that mechanical designs interface smoothly with embedded hardware.
    $115k-158k yearly est. 20d ago
  • Refining Mechanical Engineer Intern/co-op Fall 2025

    Marathon Petroleum Corporation 4.1company rating

    Mechanical Engineering Internship job 11 miles from Vallejo

    An exciting career awaits you At MPC, we're committed to being a great place to work - one that welcomes new ideas, encourages diverse perspectives, develops our people, and fosters a collaborative team environment. Responsibilities: As a Mechanical Engineer at a Marathon refinery, you can expect to become familiar with industry codes and best practices, build critical thinking skills, and gain an understanding of how all engineering disciplines work together as a cohesive team. You will also gain knowledge of various aspects of a refinery by working with a team of professionals who run a specific portion of the refining process. Most often, Mechanical Engineers will have an opportunity to work on more than one area of the refinery, leading to a broad understanding of how the plant operates. Finally, you will have the opportunity to expand your written and verbal presentation skills in a professional work environment. The majority of Mechanical Engineering co-ops and interns enter into the following positions: Area Refining Engineer/Project Engineers develop and use project management skills to create project scopes, estimates, and schedules. Once a project is developed and approved, you, as the project manager, will oversee the design effort and assist in the construction process. MPC will provide training and educational opportunities to help you develop your knowledge of other engineering disciplines. We are committed to developing engineers into professional project managers who can successfully manage projects of all sizes. Reliability Engineers support the refinery's Maintenance Department through design and development of equipment related improvements. Such improvements include root cause failure analysis, optimization of maintenance programs in rotating equipment (pumps, compressors, etc.), and troubleshooting fixed equipment (refinery pressure vessels, heat exchangers, piping systems, etc.). Reliability Engineers will also be continuously challenged to find new technology in design, materials and repair methods to achieve refinery goals of longer running times at lower costs. Qualifications: * Candidates must be majoring in Mechanical Engineering * Strong academic performance * Candidates must be authorized to work in the US on a full-time indefinite basis without the need for employment visa sponsorship now or in the future. * Positions are available spring, summer, and fall semesters * Availability for multiple work terms is preferred * A valid driver's license is required * Concurrent enrollment in a degree seeking program * Military experience a plus * MIN - $30.46 per hour / MAX - $39.72 per hour Learn more about Marathon Petroleum's benefits at ********************* As an energy industry leader, our career opportunities fuel personal and professional growth. Location: Findlay, Ohio Job Requisition ID: 00013789 Pay Min/Max: $0.00 - $999.99 Hourly Grade: HRLY1 Location Address: 539 S Main St Additional locations: Anacortes, Washington, Canton, Ohio, Catlettsburg, Kentucky, Detroit, Michigan, El Paso, Texas, Garyville, Louisiana, Kenai, Alaska, Mandan, North Dakota, Martinez CA Refinery, Robinson, Illinois, Salt Lake City, Utah, St Paul Park, Minnesota, Texas City, Texas, Wilmington, California Education: High School (Required) Employee Group: Part time Employee Subgroup: Intern Marathon Petroleum Company LP is an Equal Opportunity Employer and gives consideration for employment to qualified applicants without discrimination on the basis of race, color, religion, creed, sex, gender (including pregnancy, childbirth, breastfeeding or related medical conditions), sexual orientation, gender identity, gender expression, reproductive health decision-making, age, mental or physical disability, medical condition or AIDS/HIV status, ancestry, national origin, genetic information, military, veteran status, marital status, citizenship or any other status protected by applicable federal, state, or local laws. If you would like more information about your EEO rights as an applicant, click here. If you need a reasonable accommodation for any part of the application process at Marathon Petroleum LP, please contact our Human Resources Department at ***************************************. Please specify the reasonable accommodation you are requesting, along with the job posting number in which you may be interested. A Human Resources representative will review your request and contact you to discuss a reasonable accommodation. Marathon Petroleum offers a total rewards program which includes, but is not limited to, access to health, vision, and dental insurance, paid time off, 401k matching program, paid parental leave, and educational reimbursement. Detailed benefit information is available at mympcbenefits.com. The hired candidate will also be eligible for a discretionary company-sponsored annual bonus program. Equal Opportunity Employer: Veteran / Disability We will consider all qualified Applicants for employment, including those with arrest or conviction records, in a manner consistent with the requirements of applicable state and local laws. In reviewing criminal history in connection with a conditional offer of employment, Marathon will consider the key responsibilities of the role.
    $30.5-39.7 hourly 60d+ ago
  • Mechanical Engineering Intern (Fall 2025)

    Zipline 4.7company rating

    Mechanical Engineering Internship job 35 miles from Vallejo

    Zipline is on a mission to transform the way goods move. Our aim is to solve the world's most urgent and complex access challenges by building the first instant logistics system that serves all humans equally. Leveraging expertise in robotics and autonomy, Zipline designs, builds, and operates a fleet of cutting edge, autonomous delivery drones. We serve tens of millions of people around the world. Joining Zipline's Emerging Talent program as an intern is an opportunity to contribute to our promise of building a system that provides equitable access to critical healthcare supplies for millions of people. We believe that internships are more than just opportunities to learn by watching or doing low level tasks. We expect our interns to take on meaningful work that actively contributes to moving Zipline's mission forward, while learning real-world skills that will serve them in their careers for the long term. Join us, and build the future of logistics with the best humans around! About you and the Role Does aggressively tackling cross disciplinary projects from early conceptual stages through to full field deployment sound like the way you want to spend your time? Do you eliminate circular discussions by running a test or use your hands-on skills to build a prototype instead of scheduling another meeting? At Zipline, your work is intended for the field, where customers are counting on it every day, so there is no time for ambiguous communication or unrealistic expectations. We need dedicated engineers to burn down risk and improve reliability in our system like their life depends on it, because others' lives do. If you thrive working with a fast-paced and driven team that focuses on only the most important goals, eliminates blockers, and executes with extreme practicality, keep reading! Mechanical Engineers at Zipline go deep in their area of ownership, become experts in the problem domain, define requirements for their systems, rapidly develop creative and simple solutions, and prove with testing that their system meets the rigors and edge-cases of real-world deployment. We are composed of teams that are responsible for everything from the earliest designs of a new system, to creating test and validation strategies, root-causing issues with existing systems, and much more. What You'll Do Mechanical interns can own a variety of big problems integral to our system! You can expect to: Take product and engineering requirements to develop concepts and evaluate tradeoffs for each Use 2D and 3D CAD tools to design parts and assemblies based on sound engineering principles Use resources creatively to design, build, and test prototypes to gather quick learnings Work cross-functionally with other Zipline teams and suppliers to review designs Design, build, and run electro-mechanical testers that you develop to prove reliability of critical components Root cause failures and develop a test to replicate the failure mode Document your work so that others can easily understand key decisions made Examples of previous intern projects included: Designing, building, testing, and running: a flexible blind-mate ducting connection between an aircraft and a ground-based cooling station, allowing for aircraft battery temperature regulation during charging and pre-flight preparation a service strategy for removing a docked aircraft from a ground station using a custom designed hand cart, complete with an ergonomic study for a range of technician heights and strengths a communications tower with integrated antennas and lightning protection meant to relay vital telemetry information from the drone to the operators during flight a wing cycle tester to identify and eliminate risk for each wing iteration and prove reliability with cycles What You'll Bring The most critical skill we've seen in prior entry-level candidates is robust experience designing and actually building multiple mechanical systems outside of the classroom. This is the component of your application we're most excited about, so please ensure that you've included this work in your application. Examples of things previous interns have built include submarines, solar cars in the Australian outback, electric boats and airplanes, rockets, etc. You must have completed at least the second year of your Undergraduate studies. Masters and PhD students are also eligible. You'll bring solid mechanical engineering fundamentals for sizing parts and integrating into design with minimal help You'll bring automation experience from working with actuators and Raspberry Pi's (or similar) You're well versed in CAD, and have designed multiple projects with it You've worked on complex projects that require mechanical, electrical, and software design You're quick to change direction when you realize you've made a mistake OR could achieve the same goal in a simpler way You bias to action and communicate consistently with your team to ensure everyone is focused on meeting the project goals on time You're excited to build on your design skills with brainstorms, design reviews, and failure mode analysis You can anticipate, plan and schedule your own work You bring a “can do” attitude, because we have a lot of vital work to get done and only work with people who are invested in solving critical problems What Else You Need to Know Our internships are full-time positions, in-person at our South San Francisco office. We will host our Fall 2025 interns from September to December. The starting cash range for this role is $38 - 42 / hour. Please note that this is a target, starting cash range for a candidate who meets the minimum qualifications for this role. The final cash pay for this role will depend on a variety of factors, including a specific candidate's experience, qualifications, skills, and working location. The total compensation package for this role may also include: overtime pay; commuter benefits; paid sick time; and more. Zipline is an equal opportunity employer and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws or our own sensibilities. We value diversity at Zipline and welcome applications from those who are traditionally underrepresented in tech. If you like the sound of this position but are not sure if you are the perfect fit, please apply! Zipline is also committed to providing reasonable accommodations to individuals with disabilities. Please let your point of contact at Zipline know if you require any accommodations throughout your interview process.
    $38-42 hourly 31d ago
  • Mechanical Engineering Intern, application via RippleMatch

    Ripplematch 3.9company rating

    Mechanical Engineering Internship job 28 miles from Vallejo

    This role is with RippleMatch's partner companies. RippleMatch partners with hundreds of companies looking to hire top talent. RippleMatch is your AI-powered job matchmaker. Our platform brings opportunities directly to you by matching you with top employers and jobs you are qualified for. Tell us about your strengths and goals - we'll get you interviews! Leading employers leverage RippleMatch to build high-performing teams and Gen Z job seekers across the country trust RippleMatch to launch and grow their careers. Requirements for the role: Currently pursuing a Bachelor's or Master's degree in Mechanical Engineering or a related field. Strong academic record. Proficiency in CAD software (e.g., SolidWorks, AutoCAD) is preferred. Basic understanding of mechanical principles and design techniques. Strong problem-solving and analytical skills. Ability to work collaboratively in a team environment. Excellent communication and interpersonal skills. Eagerness to learn and take on new challenges. Proficiency in the English language, including the ability to listen, understand, read and communicate effectively both in writing and verbally in a professional environment. Prior internship or project experience in a related field is a plus.
    $38k-54k yearly est. 19d ago
  • Mechanical Engineer Intern

    Ferrotec Usa Corporation 4.2company rating

    Mechanical Engineering Internship job 42 miles from Vallejo

    Ferrotec (USA) Ferrotec (USA) Corporation is a rapidly growing high tech manufacturer headquartered in Santa Clara CA with operations in Bedford NH and Livermore, CA. Ferrotec is a diversified technology company with a worldwide presence in a broad array of end products and industries serving primarily the semiconductor industry. We provide our customers with advanced material, component, system, and manufacturing solutions. The intern will report to Sustaining Engineering Manager and assist in the research, development and implementation of complete and accurate mechanical drawings, bill of material and other engineering documents for electron beam deposition equipment engineering or manufacturing purposes. PRIMARY responsibilites: · Work with experienced engineering team members to research, plan, design, develop and document mechanical/electrical components, assemblies and systems for Ferrotec electron beam evaporation equipment. · Perform basis high vacuum chamber part or assembly design and/or design modifications as directed. · Assist team members in planning, problem solving, implementation and document control. · Execute plans to improve product quality and reduce product cost. · Thrive in a team environment. qualifications: · Completion of at least two years toward a four-year degree in a university mechanical engineering program or relevant engineering discipline. GPA 3.5 or better preferred. · Excellent verbal and written communication skills. · Basic knowledge of GD&T. Ability to apply mechanical engineering principles in design calculations. · Experience with SolidWorks or other CAD software. · Comfortable with using small hand tools, including digital calipers and multimeters. · Teamwork experience. Academic research assistant experience preferred. · Computer proficiency (MS Office, Matlab).
    $38k-53k yearly est. 60d+ ago
  • Product Design & Manufacturing Engineer

    Equstech

    Mechanical Engineering Internship job 46 miles from Vallejo

    About EqusTech: EqusTech is at the forefront of innovative therapy device development, starting with groundbreaking solutions for equine health. We are expanding our product line to include both horse and human applications, focusing on advanced silicone-based applicators and precision-engineered devices. Our goal is to deliver stunning, high-tech, and highly functional products that enhance wellness. Job Summary: We are seeking a highly motivated and skilled Product Design & Manufacturing Engineer to join our fast-paced team. This role is critical in transforming complex design concepts into manufacturable products, particularly within the realm of flexible silicone systems and intricate electromechanical devices. You will work closely with our lead designer and external manufacturing partners, ensuring designs are optimized for production, cost-efficiency, and user experience. Key Responsibilities: 3D Modeling & CAD Expertise: Develop detailed 3D models and technical drawings (STEP, STL, DXF) using SolidWorks (or similar CAD software like Fusion 360) for both device components (shells, docks, internal structures) and complex silicone applicators. Design for Manufacturability (DFM): Apply a strong understanding of various manufacturing processes, including silicone molding (injection molding, compression molding, pour-in molds), CNC machining (for mold creation), and plastic injection molding. Optimize designs for efficient and high-quality production. Material Science Knowledge: Advise on and select appropriate materials for product components, with a particular focus on silicone properties (conductivity, flexibility, durability, bonding) and plastics (HDPE, Acetal, ABS) for molds and housings. Prototyping & Testing: Generate files for and manage rapid prototyping activities (3D printing, CNC machining of molds) to validate design concepts, fitment, and material behavior. Analyze test results and iterate designs based on feedback. Collaboration with Manufacturing Partners: Work with external vendors (e.g., PCBway, mold makers, cable suppliers, case manufacturers) to ensure design intent is clearly communicated and manufacturing capabilities are leveraged. Respond to technical queries from manufacturers. Problem-Solving: Proactively identify and resolve design and manufacturing challenges, especially concerning the unique properties of flexible conductive materials and complex anatomical fits. Technical Documentation: Prepare clear and comprehensive documentation for designs, including specifications, assembly instructions, and material requirements. Innovation: Contribute to new product ideas and explore novel manufacturing techniques to enhance product performance, aesthetics, and user experience. Required Skills & Experience: Bachelor's degree in Industrial Design, Mechanical Engineering, Product Design, or a related field. Proven experience (2-5 years) in product design and development, ideally with hands-on experience in bringing products from concept to production. Expert proficiency in 3D CAD software (SolidWorks highly preferred). Strong understanding of silicone properties, molding processes, and design considerations for flexible parts. Experience with CNC machining, G-code generation, and troubleshooting (or a strong willingness to learn and quickly become proficient). Knowledge of various manufacturing processes including injection molding, 3D printing, and assembly. Excellent problem-solving skills and a meticulous attention to detail. Strong communication and collaboration skills to work effectively with internal and external teams. Ability to manage multiple tasks and prioritize in a fast-paced environment. Preferred (Bonus) Skills: Experience with advanced modeling techniques (e.g., parametric design, generative design, T-splines). Familiarity with electrical components and PCB fitment. Experience with user-centered design principles and conducting user testing. A portfolio demonstrating successful product development projects from concept through manufacturing. If you are a passionate and resourceful designer who thrives on tackling complex challenges and bringing innovative products to life, we encourage you to apply.
    $115k-176k yearly est. 4d ago
  • Senior Mechanical Engineer

    Strativ Group

    Mechanical Engineering Internship job 46 miles from Vallejo

    As a Founding Mechanical Engineer you will play a pivotal role in designing, prototyping, and bringing to production the mechanical that power our advanced automated subsea robots. You will work within our engineering team to develop robust, reliable hardware and control solutions that enable large-scale, active management of our oceans. Quick Overview: Conceptualize, develop and integrate mechanical and electrical subsystems for autonomous subsea robotic platforms. Focus on robust and scalable design, efficient power/thermal management, system reliability, and rapid & reliable actuation in marine environments. Prototyping and Integration: Expect to take projects from early conceptual design through to fully functional prototypes - owning your own prototypes from start to finish. Work closely with the electronics team to ensure seamless integration of actuators and sensors. About You: You have hands-on experience working on mechanical and some electromechanical systems. You hold a Bachelor's degree in Mechanical Engineering, or a related field. You've taken mechanical systems from concept to production, overseeing prototyping, testing, and mechanical/electrical integration. You're comfortable collaborating with electronics and firmware teams to ensure that mechanical designs interface smoothly with embedded hardware.
    $115k-157k yearly est. 19d ago

Learn more about mechanical engineering internship jobs

How much does a mechanical engineering internship earn in Vallejo, CA?

The average mechanical engineering internship in Vallejo, CA earns between $33,000 and $75,000 annually. This compares to the national average mechanical engineering internship range of $33,000 to $54,000.

Average mechanical engineering internship salary in Vallejo, CA

$50,000

What are the biggest employers of Mechanical Engineering Interns in Vallejo, CA?

The biggest employers of Mechanical Engineering Interns in Vallejo, CA are:
  1. Marathon Petroleum
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