29 materials engineer intern jobs found

Company Description Join us and make YOUR mark on the World! Lawrence Livermore National Laboratory (LLNL) has turned bold ideas into world-changing impact advancing science and technology to strengthen U.S. security and promote global stability. Our mission spans four critical national security areas nuclear deterrence, threat preparedness, energy security, and multi-domain defense empowering teams to take on the toughest challenges of today and tomorrow. With a culture built on innovation and operational excellence, LLNL is a place where your expertise can make a real impact. Job Description We have multiple openings for Weapons Production Group (WPG) Quality Engineers . You will support new and on-going activities in support of the weapon system surveillance and production operations. These positions are in the Defense Technologies Engineering Division (DTED)/Weapon Technologies and Engineering (WTE) Program, supporting the Strategic Deterrence (SD) Principal...

Company Description Join us and make YOUR mark on the World! Lawrence Livermore National Laboratory (LLNL) has turned bold ideas into world-changing impact advancing science and technology to strengthen U.S. security and promote global stability. Our mission spans four critical national security areas nuclear deterrence, threat preparedness, energy security, and multi-domain defense empowering teams to take on the toughest challenges of today and tomorrow. With a culture built on innovation and operational excellence, LLNL is a place where your expertise can make a real impact. Job Description We have multiple openings for Weapons Production Group (WPG) Quality Engineers . You will support new and on-going activities in support of the weapon system surveillance and production operations. These positions are in the Defense Technologies Engineering Division (DTED)/Weapon Technologies and Engineering (WTE) Program, supporting the Strategic Deterrence (SD) Principal...

Job Posting Start Date 03-03-2026 Job Posting End Date 05-06-2026 Crown Technical Systems, a Flex Company, is a leader in power distribution and protection systems concentrating on sophisticated, state-of-the-art relay and control panels, medium voltage switchgear, and enclosures (power/control buildings/ E-Houses). We specialize in customized, turn-key solutions that ensure safe, secure, and reliable power distribution. Working at Crown Technical Systems offers a dynamic and rewarding career path for individuals seeking to power the world. Through hands-on training, mentorship, and a culture of internal promotion, we empower you to reach your full potential and contribute to projects that truly matter. Job Summary To support our extraordinary teams who build great products and contribute to our growth, we're looking to add a VAVE Engineer located in Fontana, CA. Reporting to the Director of Engineering, the VAVE Engineer role will focus on optimizing product value by...

At Vast, our mission is to contribute to a future where billions of people are living and thriving in space. Vast is developing next-generation space stations to ensure a continuous human presence in space for America and its allies, enabling advanced microgravity research and manufacturing, and unlocking a new space economy for government, corporate, and private customers. Using an incremental, hardware-rich and low-cost approach, Vast is rapidly developing its multi-module Haven Station. Haven Demo's 2025 success made Vast the only operational commercial space station company to fly and operate its own spacecraft. Next, Haven-1 is expected to become the world's first commercial space station when it launches, followed by additional Haven modules to enable permanent human presence by 2030. Our team is all-in, committed to executing our mission safely and on time. If you want to work with the most talented people on Earth furthering space exploration for humanity, come join us....

Company Description Join us and make YOUR mark on the World! Lawrence Livermore National Laboratory (LLNL) has turned bold ideas into world-changing impact advancing science and technology to strengthen U.S. security and promote global stability. Our mission spans four critical national security areas nuclear deterrence, threat preparedness, energy security, and multi-domain defense empowering teams to take on the toughest challenges of today and tomorrow. With a culture built on innovation and operational excellence, LLNL is a place where your expertise can make a real impact. Job Description We are seeking a Nuclear Facility Senior Mechanical Project Engineer to provide engineering design solutions for new construction, upgrades to facility mechanical systems (i.e., ventilation, fire suppression, compressed gas, chillers, boilers), and modifications to conventional office and laboratory facilities. You will apply advanced technical knowledge in mechanical...

Company Description Join us and make YOUR mark on the World! Are you interested in joining some of the brightest talent in the world to strengthen the United States' security? Come join Lawrence Livermore National Laboratory (LLNL) where our employees apply their expertise to create solutions for BIG ideas that make our world a better place. We are dedicated to fostering a culture that values individuals, talents, partnerships, ideas, experiences, and different perspectives, recognizing their importance to the continued success of the Laboratory's mission. Job Description We have an opening for a Nuclear Facility Senior Electrical Project Engineer to provide engineering support for new construction, upgrades to electrical facility systems, and modifications to laboratory facilities. You will participate in new and ongoing projects with technical responsibilities including design, development, fabrication, integration, testing and fielding of facility projects and...

Company Description At Western Digital, our vision is to power global innovation and push the boundaries of technology to make what you thought was once impossible, possible. At our core, Western Digital is a company of problem solvers. People achieve extraordinary things given the right technology. For decades, we've been doing just that-our technology helped people put a man on the moon and capture the first-ever picture of a black hole. We offer an expansive portfolio of technologies, HDDs, and platforms for business, creative professionals, and consumers alike under our Western Digital®, WD®, and WD_BLACK™. We are a key partner to some of the largest and highest-growth organizations in the world. From enabling systems to make cities safer and more connected, to powering the data centers behind many of the world's biggest companies and hyperscale cloud providers, to meeting the massive and ever-growing data storage needs of the AI era, Western Digital is fueling a brighter,...

At Vast, our mission is to contribute to a future where billions of people are living and thriving in space. Vast is developing next-generation space stations to ensure a continuous human presence in space for America and its allies, enabling advanced microgravity research and manufacturing, and unlocking a new space economy for government, corporate, and private customers. Using an incremental, hardware-rich and low-cost approach, Vast is rapidly developing its multi-module Haven Station. Haven Demo's 2025 success made Vast the only operational commercial space station company to fly and operate its own spacecraft. Next, Haven-1 is expected to become the world's first commercial space station when it launches, followed by additional Haven modules to enable permanent human presence by 2030. Our team is all-in, committed to executing our mission safely and on time. If you want to work with the most talented people on Earth furthering space exploration for humanity, come join us....

Position Summary : The Design Engineer will coordinate and execute on-time completion of engineering projects within area of assigned responsibility by performing the following essential duties and responsibilities Essential Duties and Responsibilities : Plans, directs, and coordinates preparation of project documentation, such as engineering drawings, production specifications and schedules to ensure customer contract requirements are met. Reviews project technical specification requirements to determine documentation required for each phase of project, applying knowledge of engineering and manufacturing processes. Schedules due dates for drawings, specifications, technical manuals, and other documents. Monitors status of project to ensure documentation is submitted according to schedule. Reviews and verifies project documents for completeness, format, and compliance with technical specification requirements. Submits project documentation to management for approval and...

About Eridu Eridu is a Silicon Valley-based hardware startup pioneering infrastructure solutions that accelerate training and inference for large-scale AI models. Today's AI performance is frequently limited by system-level bottlenecks. Eridu AI delivers multiple industry-first innovations across semiconductors, software, and systems to unlock greater GPU utilization, reduce capital and power costs, and maximize data center efficiency. The company's solutions and value proposition have been validated by several leading hyperscalers. The company is led by a veteran team of Silicon Valley executives and engineers with decades of experience in state-of-the-art semiconductors, optics, software, and systems, including serial entrepreneur Drew Perkins, co-founder of Infinera (NASDAQ: INFN), Lightera (acq. by Ciena), Gainspeed (acq. by Nokia) and Mojo Vision (World's leading micro-LED company and developer of the first augmented reality contact lens). Position Overview Eridu...

About ITT: ITT is a leading manufacturer of critical components for harsh environments that serves fast-growing end markets in flow, aerospace and defense, energy and transportation. Building on our heritage of innovation, we partner with our customers to deliver solutions to the key industries that underpin our modern way of life. Headquartered in Stamford, CT, we have more than 11,700 employees globally with operations in ~40 countries and sales in more than 125. At our core is our engineering DNA, with 1,280+ engineers, 1,700+ active global patents and ~51 manufacturing locations. Our businesses are organized in three distinct segments, each based around our core engineering DNA: Industrial Process: A global leader in centrifugal and twin-screw pumps and engineered valves for chemical, energy, mining, and industrial applications. Our leading brands include the iconic Goulds Pumps (with more than 175 years of history), Bornemann, Habonim, Engineered Valves, Rheinhütte...

Role Overview Radiant is seeking a Loads & Dynamics Engineer to own and execute structural loads, vibration, and dynamic analyses for complex mechanical systems associated for Kaleidos, the worlds first portable microreactor and supporting hardware. You will play a critical role in ensuring structural integrity and survivability across all phases of the product lifecycle, including manufacturing, transportation, handling, deployment, and operational environments. This role requires a hands-on engineer who is comfortable working in ambiguous, fast-paced environments and collaborating closely with structures, mechanical design, thermal, nuclear, and test teams. Responsibilities Develop and own static, dynamic, and transient loads for reactor systems, support structures, and transport configurations Perform structural dynamics analyses, including modal, random vibration, shock, sine vibration, and fatigue assessments Implement explicit dynamics simulations to model...

Snap Inc is a technology company. We believe the camera presents the greatest opportunity to improve the way people live and communicate. Snap contributes to human progress by empowering people to express themselves, live in the moment, learn about the world, and have fun together. The Company's three core products are Snapchat, a visual messaging app that enhances your relationships with friends, family, and the world; Lens Studio, an augmented reality platform that powers AR across Snapchat and other services; and its AR glasses, Spectacles. The Spectacles team is pushing the boundaries of technology to bring people closer together in the real world. Our fifth-generation Spectacles, powered by Snap OS, showcase how standalone, see-through AR glasses make playing, learning, and working better together. We're looking for a Finite Element Analysis Engineer to join the Spectacles team at Snap Inc! What you'll do: Work closely with a cross-functional hardware team to develop a new...

About ITT: ITT is a leading manufacturer of critical components for harsh environments that serves fast-growing end markets in flow, aerospace and defense, energy and transportation. Building on our heritage of innovation, we partner with our customers to deliver solutions to the key industries that underpin our modern way of life. Headquartered in Stamford, CT, we have more than 11,700 employees globally with operations in ~40 countries and sales in more than 125. At our core is our engineering DNA, with 1,280+ engineers, 1,700+ active global patents and ~51 manufacturing locations. Our businesses are organized in three distinct segments, each based around our core engineering DNA: Industrial Process: A global leader in centrifugal and twin-screw pumps and engineered valves for chemical, energy, mining, and industrial applications. Our leading brands include the iconic Goulds Pumps (with more than 175 years of history), Bornemann, Habonim, Engineered Valves, Rheinhütte...

Valencia, CA - Hybrid Senior Engineer, Process The Senior Process Engineer performs moderately complex assignments of the new product introduction team. Responsibilities: Lead welding process development, including microscale hermetic welds, feedthrough integration, and cleanroom-compatible processes. Develop and implement process characterization strategies using Design of Experiments (DOE) to optimize parameters and reduce variability. Apply statistical analysis tools (e.g., Cp/Cpk, yield, reliability metrics) to evaluate process capability and performance. Troubleshoot and resolve complex design, process, and materials issues in Class III implantable medical device manufacturing. Support process transfer from development to pilot and full-scale production, ensuring validation and scalability. Contribute to capital equipment specification and procurement to support manufacturing process needs. More about you: Bachelor's degree in Engineering required;...

Crane Aerospace and Electronics has an exciting opportunity for a Sr. Mechanical Engineer - Product Improvement and Sustaining Engineering at our Burbank, CA location. About Crane: Crane Aerospace & Electronics supplies critical systems and components to the aerospace and defense markets. You'll find Crane Aerospace & Electronics in some of the toughest environments: from engines to landing gear; from satellites to medical implants and from missiles to unmanned aerial systems (UAS). Every 1.2 seconds, product built at our Crane Aerospace & Electronics Burbank facility is stopping aircraft - delivering passengers and military personnel safely to their destination. Home to our Landing & Cabin Systems team, Crane A&E's brake control systems and premium cabin actuation solutions are flying on tens of thousands of aircraft throughout the world. You'll join a business with a long track record of engineering excellence, set in the wonderful town of Burbank...

Major Duties Classification: Exempt, Non-Bargaining The OSP Engineer operates as a senior technical resource within a transformed engineering model, providing specifications for complex products and systems while managing fiber optic infrastructure projects through a combination of direct engineering work, external vendor coordination, quality control oversight, and cross-functional collaboration. This role assumes a team lead position for peer engineers, focusing on project management, vendor oversight, process coordination, and mentorship while maintaining hands-on design capabilities. Responsibilities Leadership & Coordination Act as team lead for peer engineers within the department, providing guidance, support, and technical mentorship Assume leadership role by assisting fellow engineers as needed and displaying strong teamwork and communication skills on a daily basis Lead strategic planning efforts for large-scale infrastructure projects including...

Company Overview: MACOM designs and manufactures semiconductor products for Data Center, Telecommunication, and Industrial and Defense applications. Headquartered in Lowell, Massachusetts, MACOM has design centers and sales offices throughout North America, Europe, and Asia. MACOM is certified to the ISO9001 international quality standard and ISO14001 environmental management standard. MACOM has more than 75 years of application expertise with multiple design centers, Si, GaAs, and InP fabrication, manufacturing, assembly and test, and operational facilities throughout North America, Europe, and Asia. Click here to view our facilities. https://www.macom.com/. In addition, MACOM offers foundry services that represents a key core competency within our business. MACOM sells and distributes products globally via a sales channel comprised of a direct field sales force, authorized sales representatives, and leading industry distributors. Our sales team is trained across all of our...

Company Description Join us and make YOUR mark on the World! Are you interested in joining some of the brightest talent in the world to strengthen the United States' security? Come join Lawrence Livermore National Laboratory (LLNL) where our employees apply their expertise to create solutions for BIG ideas that make our world a better place. We are dedicated to fostering a culture that values individuals, talents, partnerships, ideas, experiences, and different perspectives, recognizing their importance to the continued success of the Laboratory's mission. Job Description We have an opening for a Nuclear Facility Senior Electrical Project Engineer to provide engineering support for new construction, upgrades to electrical facility systems, and modifications to laboratory facilities. You will participate in new and ongoing projects with technical responsibilities including design, development, fabrication, integration, testing and fielding of facility projects and...

About Mytra: We're creating an entirely new way to solve the most ubiquitous problem in industry - moving and storing material. We're applying robotics and distributed software to create a new class of product for this $1T market. We're focused on the supply chain industry first. The industry is in a massive bind with the continued growth of e-commerce, sharp rise in costs, and supply chain disruptions. What has been a "sleepy" industry for decades is now at the epicenter of sustaining the global economy. About the role: Mytra is evolving from a prototype-focused warehouse to a proper, industrialized manufacturing operation. We are looking for an experienced and energetic Manufacturing Engineering Manager to lead this transformation. You will be responsible for designing and deploying the "machine that builds the machine"-architecting the factory, processes, and team that will produce our bots and structures at scale. In this leadership role, you will bridge the gap...