345 mechanical engineer jobs found in Irvine, CA

At Turion Space, we're building spacecraft to secure Earth and expand humanity's reach beyond it. As part of our Mechanical Engineering team, you'll help design and build the satellites and mechanisms that make our missions possible. As a Senior Mechanical Engineer , you'll work across the full development lifecycle from early concept and detailed design through analysis, fabrication, integration, and testing. You'll collaborate closely with a multidisciplinary team to deliver flight hardware that is robust, reliable, and ready for space. This is a full-time , exempt position based on-site at our Irvine, California headquarters. Key Responsibilities Design metallic structures and propulsion fluid systems under accelerated timelines Review specifications and other engineering data to develop mechanical systems Update designs and drawings through engineering change orders to support our rapid pace of design iteration Create detailed component and assembly drawings...

At Turion Space, we're building spacecraft to secure Earth and expand humanity's reach beyond it. As part of our Mechanical Engineering team, you'll help design and build the satellites and mechanisms that make our missions possible. As a Mechanical Engineer , you'll work across the full development lifecycle from early concept and detailed design through analysis, fabrication, integration, and testing. You'll collaborate closely with a multidisciplinary team to deliver flight hardware that is robust, reliable, and ready for space. This is a full-time , exempt position based on-site at our Irvine, California headquarters. Key Responsibilities Design metallic structures and propulsion fluid systems under accelerated timelines Review specifications and other engineering data to develop mechanical systems Update designs and drawings through engineering change orders to support our rapid pace of design iteration Create detailed component and assembly drawings...

StarFish Medical - Irvine, CA (On-Site) Position Overview StarFish Medical partners with innovators to develop breakthrough medical technologies. Our Irvine team is looking for a mechanical engineer who excels in early-stage product development , someone who enjoys transforming ambiguous ideas into functioning prototypes through rapid iteration, clever mechanisms, hands-on experimentation, and thoughtful engineering If you thrive on concept ideation, feasibility testing, prototyping, and architecting systems from the ground up , this role is designed for you. You will collaborate closely with a multidisciplinary team to explore design options, evaluate technical feasibility, and develop first-generation hardware that lays the foundation for subsequent product development phases. Why You'll Love It Here At the Irvine site, you'll join a small, high-energy team that values ingenuity, curiosity, and practical problem solving. You'll work in a creative environment where...

Job details Domain Research, design and development Job field / Job profile Mechanics - Mechanical part or subassembly design Job title Senior Mechanical Engineer Employment type Permanent Professional category Professional, Engineer & Manager Part time / Full time Full-time Job description For us, working at Safran is more than just a job; it's a passion. There's the unique opportunity to lead the way in aerospace and defense and contribute to creating a safer and more sustainable world. Job Summary The Mechanical Engineer is a key member of a cross-disciplinary team driving the design, development and execution of the pilot control, actuation systems and cockpit solutions program for the next generation of military and commercial aircraft. The Mechanical Engineer works on the development of new products, and the improvement and sustainment of existing products. Engineering duties will span the entire product lifecycle, from initial design and...

Join Advanced Micro Instruments (AMI) as a Mechanical Engineer and play a key role in the design, development, and long-term success of AMI's gas analyzers and analytical instrumentation. In this highly impactful position, you will be responsible for driving mechanical design efforts from early concept through product development, manufacturing introduction, and sustaining engineering. Your work will directly influence the performance, reliability, manufacturability, and serviceability of AMI products used in demanding real-world environments. The Mechanical Engineer will work closely with cross-functional teams to translate product requirements into practical, well-engineered mechanical solutions. This is a hands-on engineering role responsible for leading assigned mechanical design projects for complex analytical instrumentation from concept through production. The position combines strong mechanical design expertise with direct involvement in prototyping, validation,...

Senior Mechanical Engineer | UAS Aerospace Startup (Confidential) The Mission: We are building next-generation UAS in Los Angeles and need someone who can actually deliver hardware, not just sit in meetings. This is on behalf of a client operating in the startup space. The Reality: You will own the airframe from the first sketch to the flight line. This is a hands-on role. If you want to be siloed in a single department, this is the wrong place. Your day looks like this: Designing airframe components and CAD modeling in SolidWorks or NX. Running stress analysis using hand calcs and FEA to make sure the wings stay on. Designing the tooling needed for fabrication and assembly. Supporting hardware tests and getting out of the office to join the flight test team. If you need a handbook for every task, do not apply. This is a startup. You figure it out, you build it, and you own the results. The Requirements: Experience: 3 to 8 years in airframe or structural engineering. Professional...

At Vast, our mission is to contribute to a future where billions of people are living and thriving in space. We are building artificial gravity space stations, allowing long-term stays in space without the adverse effects of zero-gravity. Our initial crewed space habitat will be Haven-1, scheduled to be the world's first commercial space station when it launches into low-Earth orbit in 2026. It is part of our stepping stone approach to continuous human presence in LEO. 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. Vast is looking for a Mechanical Engineer reporting to Manager, Structures Design, to support the development of the systems that will be required for the design and build of artificial-gravity human-rated space stations. TheStructures and Dynamicsteam covers a wide range of components and responsibilities: from the primary...

At Vast, our mission is to contribute to a future where billions of people are living and thriving in space. We are building artificial gravity space stations, allowing long-term stays in space without the adverse effects of zero-gravity. Our initial crewed space habitat will be Haven-1, scheduled to be the world's first commercial space station when it launches into low earth orbit in May 2026. 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. Vast is looking for a Senior Mechanical Engineer, Structures , reporting to the Manager, Structures Design , to support the development of the systems that will be required for the design and build of artificial-gravity human-rated space stations. The Structures and Dynamics team covers a wide range of components and responsibilities: from the primary pressure hull, to MMOD shielding, engineered...

Astrophysics Inc. is a global leader in X-Ray security inspection systems, dedicated since 2002 to making the world safer through advanced screening technology. Our systems protect critical infrastructure in over 150 countries, serving airports, government buildings, military bases, and more. We are a fast-growing, dynamic company seeking a Mechanical Engineer to join our headquarters in City of Industry, CA. Job Summary: The mechanical engineer will be responsible for the design, product improvement and troubleshooting of Astrophysics x-ray systems. This includes building prototypes, testing new designs, creating reports, assisting the manufacturing floor with malfunctioning equipment. When necessary, the engineer will be required to travel, domestically and internationally, for purposes of training, installing or testing. Coordinate with Sales and Operations personnel to translate customer requirements into reliable, cost-effective, and easy to manufacture products....

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...

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 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...

Job Description: Job Summary The Mechanical Engineer will play a key role in the development of a new medium-duty vehicle platform focused on clean, efficient, and intelligent transportation. This position supports vehicle structural, chassis, and mechanical subsystem development across the full product lifecycle from concept through production. The ideal candidate brings strong CAD design expertise, a solid understanding of vehicle manufacturing and assembly processes, and the ability to thrive in a fast-paced, collaborative engineering environment. Key Responsibilities Design and develop vehicle structures, chassis systems, and mechanical subsystems Create and maintain detailed 3D CAD models, 2D drawings, and Bills of Materials (BOMs) Ensure designs meet performance, durability, and manufacturability requirements Collaborate with electrical, manufacturing, and supply chain teams for system integration Support prototype builds, mechanical testing, validation,...

SUMMARY: We are seeking a highly skilled and motivated Mechanical Engineer to join our team, specializing in the design and supply of material handling systems. This position will focus on the design and supply unit/package handling, bulk material handling, and automated material handling solutions. The successful candidate will oversee all aspects of the design process, project management, and collaboration with internal and external stakeholders to ensure successful project execution. This role requires a detail-oriented professional with strong technical, organizational, and communication skills to manage multiple projects from concept to completion. JOB DUTIES: Design and Engineering: Lead the design and engineering of a variety of material handling systems, including unit/package handling, bulk material handling, and automated material handling solutions. Conduct site visits and field measurements to collect data critical for designing and planning various types of...

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...

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...