13 manufacturing engineering intern jobs found in Torrance, CA

About the job Summer 2026 Engineering Internship About Castelion Castelion is bringing a new approach to defense development and production: one that focuses on short, iterative design cycles, rapid testing in development, and modern commercial manufacturing strategies for production at scale. We're designing, building, and testing next-generation long-range strike weapons systems to give America and its Allies a definitive edge and deter future conflicts. Summer 2026 Engineering Internships Join us for a dynamic, hands-on experience developing next-generation missile systems across disciplines such as software, guidance/navigation/control (GNC), propulsion, power electronics, manufacturing, mechanical and structural design, avionics, and system integration. As an intern, you'll contribute directly to the design, testing, and integration of advanced defense technologies all within a fast-paced, collaborative startup environment where your work has immediate impact. Key...

Intellisense Systems, Inc. innovates what seemed impossible. We are a fast-growing Southern California technology innovator that solves tough, mission-critical challenges for our customers in the aerospace and defense markets. We design, develop, and manufacture advanced products for ground, maritime, and airborne applications. Our products have been deployed in every extreme environment on Earth! We're seeking a highly motivated and skilled Team Leader, Mechanical Engineering to manage, lead, and mentor the engineering staff that works on technology development within the Emerging Technologies Department. The Emerging Technologies Department works on cutting-edge research involving innovative design, integration, and implementation of emerging opto-electronics components. In this role, you will work alongside other experienced engineers and scientists to develop novel, cutting-edge solutions and facilitate the transition of new technologies out of Research and Development...

About Northwood Space : Northwood is on a mission to build a data highway between earth and space and bring the benefits of space to the masses through innovations in space communications technologies. If you like building quickly and seeing your work deployed in locations around the globe with real impact, we want you at Northwood. The Role: Northwood is seeking a Senior Manufacturing Engineer (Machining) to help stand up and scale our in-house machining capability for high-performance hardware used in our satellite communications ground stations. This role combines hands-on machining/CAM with strategic capability build-out -you'll own the end-to-end effort from selecting and purchasing CNC equipment to designing the shop layout, building robust fixturing, programming parts, training operators, and driving continuous improvement on quality, cost, and lead time. Responsibilities: Own the roadmap to establish and scale an internal machine shop: capability definition,...

Divergent is a technology company that has architected, invented, built, and commercialized an end-to-end factory system called the Divergent Adaptive Production System (DAPS) that comprehensively uses machine learning to optimally engineer, additively manufacture, and flexibly assemble complex integrated vehicle structures and subsystems. Products created using DAPS are superior in performance, lower in cost, rapidly customizable to meet mission and customer-specific requirements, faster to market, and scalable on demand to high volume production. Divergent is a qualified Tier 1 supplier to global automotive OEMs, and Divergent is now expanding to support mission critical needs in the Aerospace and Defense sector. Join us to be a part of this transformative journey, where your impact will shape the future of technology and production. Purpose As an Additive Manufacturing (AM) Manufacturing Engineer, you will contribute to manufacturing engineering efforts across the...

Divergent is a technology company that has architected, invented, built, and commercialized an end-to-end factory system called the Divergent Adaptive Production System (DAPS) that comprehensively uses machine learning to optimally engineer, additively manufacture, and flexibly assemble complex integrated vehicle structures and subsystems. Products created using DAPS are superior in performance, lower in cost, rapidly customizable to meet mission and customer-specific requirements, faster to market, and scalable on demand to high volume production. Divergent is a qualified Tier 1 supplier to global automotive OEMs, and Divergent is now expanding to support mission critical needs in the Aerospace and Defense sector. Join us to be a part of this transformative journey, where your impact will shape the future of technology and production. Purpose We are seeking a Quality Systems Engineer to join our growing team. This role will play a critical part in ensuring the quality and...

Divergent is a technology company that has architected, invented, built, and commercialized an end-to-end factory system called the Divergent Adaptive Production System (DAPS) that comprehensively uses machine learning to optimally engineer, additively manufacture, and flexibly assemble complex integrated vehicle structures and subsystems. Products created using DAPS are superior in performance, lower in cost, rapidly customizable to meet mission and customer-specific requirements, faster to market, and scalable on demand to high volume production. Divergent is a qualified Tier 1 supplier to global automotive OEMs, and Divergent is now expanding to support mission critical needs in the Aerospace and Defense sector. Join us to be a part of this transformative journey, where your impact will shape the future of technology and production. Purpose The Manufacturing Engineer bridges design and production, optimizing designs for manufacturability while enhancing processes to support...

About the job PCB Layout Engineer About Castelion Castelion is redefining defense development through rapid iteration, aggressive testing, and modern commercial manufacturing at scale. We design, build, and test next-generation long-range strike weapon systems to give the United States and its Allies a decisive advantage and deter future conflicts. Position Overview As a PCB Layout Engineer, you will independently own the layout and release of complex avionics printed circuit boards for hypersonic missile systems. You will partner closely with electrical, mechanical, systems, and manufacturing engineers to deliver flight-worthy hardware on aggressive schedules. This role requires strong technical judgment, the ability to drive layout decisions across analog, digital, RF, and power domains, and comfort leading fabrication and assembly partners through DFM and production readiness. You will be expected to execute with minimal oversight while contributing to continuous...

About Rivian Rivian is on a mission to keep the world adventurous forever. This goes for the emissions-free Electric Adventure Vehicles we build, and the curious, courageous souls we seek to attract. As a company, we constantly challenge what's possible, never simply accepting what has always been done. We reframe old problems, seek new solutions and operate comfortably in areas that are unknown. Our backgrounds are diverse, but our team shares a love of the outdoors and a desire to protect it for future generations. Role Summary In this position, you'll work within Rivian's Charging organization to take ideas from conceptualization to off-tool parts, production, and beyond. You'll be responsible for the mechanical design, CAD, DFM, prototyping, and testing success. You'll be working directly with our electrical and engineering teams, product managers, program managers, supply chain, manufacturing, and charging leadership on the next generation of Rivian chargers. The...

Analysis Engineer - Drive Performance at the Edge of What's Possible Location: Hawthorne | Full-Time | Engineering Make design decisions that matter-under conditions that don't forgive. As an Analysis Engineer , your work won't just live in a model. It will fly. You'll lead high-stakes structural and thermal analysis that ensures our spacecraft can withstand launch forces and thrive in orbit. From complex FEA and thermal simulations to real-world test correlation, you'll drive design-critical insights and be a key voice in shaping our spacecraft from the inside out. This is your role if you thrive on accountability, rapid iteration, and meaningful cross-functional work. What You'll Do Own and evolve spacecraft-level FEA and thermal models to predict performance under extreme launch and on-orbit conditions. Perform advanced load, vibration, and thermal simulations to inform design trade-offs and validate concepts. Correlate simulation data with physical testing...

Company Description We are seeking an experienced Senior Mechanical Engineer to become a vital part of our innovative team. Your role will encompass all phases of our production processes, including research and design, manufacturing, installation, and assessment. To excel as a Senior Mechanical Engineer, you should possess a high degree of creativity and the capability to develop groundbreaking solutions for our client's challenges. The ideal candidate will also be skilled at clearly conveying their technical concepts, both visually and verbally. Job Description Development of complex systems with interaction across multiple engineering disciplines Advanced knowledge/skills in CAD modeling using a major software package (e.g., SolidWorks, ProE, UG-NX, or CATIA V5) Reading and interpreting engineering specifications Development and/or editing top level system architecture Structural design, analysis, and optimization Generate detailed design and technical drawings of...

About the job Senior Propulsion Engineer About Castelion Castelion is bringing a new approach to defense development and production: one that focuses on short, iterative design cycles, rapid testing in development, and modern commercial manufacturing strategies for production at scale. Were designing, building, and testing next generation long range strike weapons systems to give America and its Allies a definitive edge and to deter future conflicts. Senior Propulsion Engineer The Senior Propulsion Engineer's primary responsibility is the design of solid rocket motor primary and secondary structures, along with propulsion components, with an emphasis on schedule, affordability and scale. Responsibilities Translate project objectives into cost-effective designs that can be produced at scale the Castelion way. Spearhead the creation of innovative solid rocket motor designs, demonstrating autonomy even with limited expert guidance. Actively engage in the assembly,...