333 mechanical engineer jobs found in El Segundo, CA

Mechanical Engineer Our Mechanical Engineering team is looking to add an experienced team member to our group of talented engineers. The Mechanical Engineer is a technical expert and high-level engineer who experienced in healthcare, responsible for technical execution, design leadership, and interdisciplinary coordination of complex mechanical systems. About HED We are a team that is full of ideas, experience, creativity, passionate opinions, insatiable curiosity, uncompromising integrity, commitment, and skill. Our culture is about aspiration, embracing change and challenges, listening to (and learning from) each other, encouraging continual learning, and inspiring collective growth. As an inclusive, integrated architecture and engineering practice, we value the diversity of perspectives, experiences, abilities, and expertise that advance both the work we do, and the world we share. Position Summary This role manages major portions of mechanical and plumbing scopes,...

Senior Mechanical Engineer (Structures) Radiant is seeking a highly motivated Senior Mechanical Engineer to design and develop critical structures within Kaleidos. You will solve unique challenges creating efficient and reliable structures that facilitate fission while surviving extreme temperature environments and meeting volumetric constraints. You will be responsible for the following: trade studies, material selection, detailed structural analysis, assembly, integration, and testing. You will have an instrumental impact of fueling the first new commercial reactor design in over 50 years by 2026. Responsibilities & Duties : Ownership of critical structures such as mass-efficient transportable shielding systems, container system, and high temperature graphite and metallic systems. Conduct trade studies and develop designs to meet program requirements. Perform detailed thermomechanical analysis (static strength, durability/fatigue) and dynamic analysis (vibration,...

Mechanical Engineer Radiant is seeking a highly motivated Mechanical Engineer to join the team responsible for the design, development, and integration of critical mechanical systems for our Kaleidos product. This role involves hands-on mechanical design and analysis of complex hardware operating in demanding environments. The ideal candidate has strong first-principles understanding of structures, materials, fluids, and thermodynamics, and enjoys taking designs from concept through testing and production. Hands-on engineering experience through internships, co-op programs, research projects, or team-based design competitions (e.g., SAE, ASME, Formula SAE) is a strong advantage. Responsibilities and Duties Design, build, and test mechanical components and systems supporting Radiant's power generation and cooling platforms. Develop detailed mechanical designs for components and assemblies, including structural parts, housings, rotating or moving elements, and interfaces....

Mechanical Engineer - Turbomachinery Radiant is seeking a highly motivated engineer to join the team responsible for the power generation and primary cooling turbomachinery of our Kaleidos product. This role involves performing the mechanical design and analysis of high-speed rotating machinery including compressors, turbines, and pumps for high-temperature applications. The ideal candidate should have strong first principles in structures, fluids, and thermodynamics. Hands-on engineering experience through internships, co-op programs, research projects, or team-based design competitions (e.g., SAE, ASME, Formula SAE) is a strong advantage. Responsibilities and Duties: Design, build, and test turbomachinery for Radiant's power generation systems. Develop detailed mechanical designs for turbomachinery components, including rotors, stators, housings, and seals. Perform static and dynamic structural analyses using hand calculations and FEA tools (ANSYS, Abaqus, or...

Senior Mechanical Engineer (Sheet Metal Structures) Radiant is seeking a highly motivated Senior Mechanical Engineer to design and develop critical structures within Kaleidos. You will solve unique challenges creating efficient and reliable structures that facilitate fission while surviving extreme temperature environments and meeting volumetric constraints. You will be responsible for the following: trade studies, material selection, detailed structural analysis, assembly, integration, and testing. You will have an instrumental impact of fueling the first new commercial reactor design in over 50 years by 2026. Responsibilities & Duties : Ownership of critical structures such as mass-efficient transportable shielding systems, container system, and high temperature graphite and metallic systems. Conduct trade studies and develop designs to meet program requirements. Perform detailed thermomechanical analysis (static strength, durability/fatigue) and dynamic analysis...

CX2 is a next-generation defense technology company founded to deliver spectrum dominance for the United States and our allies. CX2's AI-enabled hardware and software platforms detect, disrupt and defend the electromagnetic spectrum across land, air, sea and space domains. We are looking for a talented and experienced Mechanical Engineer with a minimum of 2 years in the aerospace and defense industry. This individual will be responsible for the design, development, testing, and integration of mechanical systems and components for various aerospace platforms, including aircraft, space systems, and defense applications. This is a hands-on engineering role in a multidisciplinary environment that values innovation, precision, and reliability. This position is based at our El Segundo, CA headquarters and requires an onsite presence. Key Responsibilities Design & Development o Lead the mechanical design of complex components and subsystems including structural frames,...

Who we are Neros is a defense technology company rebuilding America's drone industrial base. We design and manufacture high-performance unmanned systems that are tested in combat, iterated at startup speed, and built at massive scale. Our team culture is fast, hands-on, and obsessed with closing the gap between design and deployment. As drones transform the character of warfare, Neros is delivering the systems the West needs to compete on the modern battlefield and deter the adversaries of democracy. We're hiring engineers, operators, and builders who want to move fast, take on extreme ownership, and get capability into the hands of warfighters in months, not years. What you will be doing As a Senior Mechanical Engineer at Neros, you will own key components and subsystems within our products, starting from the conceptual design phase all the way through mass production. This is a dynamic and exciting role at a rapidly growing startup and presents an opportunity to be a...

Job Summary: This position is focused on the mechanical design, development, and manufacturing of stationary and mobile antenna systems and related equipment. Essential Job Duties and Responsibilities: Work as part of multiple integrated product teams. In some cases, will be lead mechanical engineer on a team, while in others, will be in a support and/or advisory role Perform hands-on design and analysis, and mentor junior engineers Prepare and present design and analysis material during internal and customer design reviews Prepare detailed product manufacturing documentation such as test procedures and assembly instructions Support component and antenna system level environmental testing Interface with ThinKom production personnel and outside suppliers during manufacturing phase of programs Support business development activities by providing input for proposals Skills and/or Experience Needed: BS in Mechanical or Aerospace Engineering 5+ years of experience in the...

About the job Mechanical 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. 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. Mechanical Engineer Castelion is seeking a hands-on, high-agency Mechanical Engineer excited to take ownership of real flight hardware and grow alongside a fast-moving team. You will work on the design, fabrication, and integration of critical flight structures and mechanisms across Castelion's hypersonic vehicles. This role is ideal for someone who thrives in fast-paced environments, learns quickly, and wants to see their work go from concept to flight in weeks-not years. You'll be empowered to take on meaningful responsibilities...

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 Motivo Motivo is a project-based company delivering excellence in mechanical and electrical system design and prototype builds. We have a history in successfully taking concepts through to actual finished solutions. Our work spans a wide range of market segments including mobility/automotive, aerospace, robotics, and clean energy, to name a few. Every team member will experience a wide variety of challenging projects, offering rich opportunities for professional growth. We are passionate about solving complex engineering challenges, striving for excellence within every unique project constraint, and believe in having fun while we do it! Motivo is looking for a passionate Sr. Mechanical Engineer who is hands-on, has a strong technical background, and enjoys being part of a tight-knit engineering team. We work on cool, fast-paced design projects and are responsible for the design, engineering, and build in-house. We also get to test the designs, which is a lot of fun since...

Mechanical Engineer - Mission Critical Our Mechanical Engineering team is looking to add an experienced team member to our group of talented engineers. The Mechanical Engineer builds on foundational experience to take independent ownership of portions of project design, documentation, and coordination. About HED We are a team that is full of ideas, experience, creativity, passionate opinions, insatiable curiosity, uncompromising integrity, commitment, and skill. Our culture is about aspiration, embracing change and challenges, listening to (and learning from) each other, encouraging continual learning, and inspiring collective growth. As an inclusive, integrated architecture and engineering practice, we value the diversity of perspectives, experiences, abilities, and expertise that advance both the work we do, and the world we share. Position Summary This role is trusted to perform mechanical engineering tasks with minimal supervision and supports project delivery from...

Mechanical Engineer - Mission Critical Our Mechanical Engineering team is looking to add an experienced team member to our group of talented engineers. The Mechanical Engineer is a technical expert and design leader responsible for shaping high-performance, integrated mechanical engineering solutions across major and complex projects. About HED We are a team that is full of ideas, experience, creativity, passionate opinions, insatiable curiosity, uncompromising integrity, commitment, and skill. Our culture is about aspiration, embracing change and challenges, listening to (and learning from) each other, encouraging continual learning, and inspiring collective growth. As an inclusive, integrated architecture and engineering practice, we value the diversity of perspectives, experiences, abilities, and expertise that advance both the work we do, and the world we share. Position Summary This role sets the standard for technical execution, QAQC rigor, and interdisciplinary...

From telescopes to software architecture, Observable Space provides the foundational elements every organization needs to operate in space. Observable Space is unlocking continuous, real-time observations of space with the industry's first line of vertically integrated hardware and software products. The company is a leader in advanced telescope design and manufacturing in the US. Every product is part of a robust developer platform for space data applications. Observable Space's full line of products serves all sectors of the space industry including commercial, science, education, and government customers, as well as astronomy enthusiasts discovering the cosmos. Observable Space is backed by top institutional investors-Upfront Ventures, Oceans Ventures, Venrex, Marlinspike Partners, and Embedded Ventures. We are seeking a highly-skilled and experienced Mechanical Engineer to lead the mechanical design, analysis, and qualification of precision large scale optical hardware for...

Our Company MISO develops technology that elevates human potential in the commercial kitchen. We're engineering production-ready robotic systems that tightly integrate perception, real-time decision making, and electromechanical controls to automate the most dangerous, least desirable tasks in food preparation. That means building software that understands the physical world as it actually behaves, and hardware that can execute precisely in the face of chaos. Success is measured in uptime, throughput, and trust from our customers, not demos. Our flagship platform, Flippy, is already operating in high-volume restaurant kitchens across seven states. Zippy, our Kitchen Intelligence software centralizes all operational data in our broader ecosystem, expanding the role of AI enabled autonomy in real-world operations. Backed by industry leaders, including Ecolab (NYSE: ECL), Miso combines the stability of a proven commercial product with the technical depth and ambition of a company...

Our Company MISO develops technology that elevates human potential in the commercial kitchen. We're engineering production-ready robotic systems that tightly integrate perception, real-time decision making, and electromechanical controls to automate the most dangerous, least desirable tasks in food preparation. That means building software that understands the physical world as it actually behaves, and hardware that can execute precisely in the face of chaos. Success is measured in uptime, throughput, and trust from our customers, not demos. Our flagship platform, Flippy, is already operating in high-volume restaurant kitchens across seven states. Zippy, our Kitchen Intelligence software centralizes all operational data in our broader ecosystem, expanding the role of AI enabled autonomy in real-world operations. Backed by industry leaders, including Ecolab (NYSE: ECL), Miso combines the stability of a proven commercial product with the technical depth and ambition of a company...

Start designing tomorrow's future! Are you a visionary Mechanical Engineer with a passion for innovation and a proven track record of successful project leadership? We are seeking a highly skilled and experienced Principal level Engineer to join our dynamic team at Buro Happold. As a Principal Engineer, you will play a pivotal role in providing technical expertise and leadership to our Building Environments Group. Come join our hybrid team based in Los Angeles, California! Here at Buro Happold, expect the exceptional. From the projects you will work on to the clients we work with. From career-defining opportunities to an inclusive and diverse practice where we all contribute to a more equitable world. From our reputation to our relationships. Wherever your Buro Happold career takes you, it'll be anything but ordinary. Your next role Buro Happold has a clear strategic plan, strong learning culture and entrepreneurial mindset that will allow you to thrive....

Spacecraft represent the most pressing unmet need across the entire aerospace industry. As more launch vehicles come online and the cost to orbit decreases, more companies launching payloads to space continue to emerge. For the first time in history, this influx of payload companies combined with reduced launch costs has resulted in a massive increase in need for commercial spacecraft platforms, known as satellite buses. These buses hold the payloads of our customers and are flown on launch vehicles. Apex manufactures these satellite buses at scale using a combination of software, vertical integration, and hardware that is designed for manufacturing. Our spacecraft enable the future of society: ranging from earth observation to communications and more. We'd love for you to join us on our mission of providing humankind access to the galaxy beyond our planet. About the Role Apex is looking for a Senior Mechanical Engineer - Ground Systems (MGSE) to join our team and help...

Start designing tomorrow's future! Buro Happold has an exciting opportunity for a talented and experienced Mechanical Engineer to join our hybrid team in Los Angeles, California! The Associate Principal Mechanical Engineer will play a pivotal role in providing technical expertise and leadership to our Building Environments Group. You will work closely with clients, architects, other Buro Happold Engineers, and/or design team members as part of a dedicated and skilled team. Here at Buro Happold, expect the exceptional. From the projects you will work on to the clients we work with. From career-defining opportunities to an inclusive and diverse practice where we all contribute to a more equitable world. From our reputation to our relationships. Wherever your Buro Happold career takes you, it'll be anything but ordinary. Your next role Join us and be surrounded by exceptional opportunities in an environment alive with innovation and possibility. Your new team...