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28 junior structural engineer jobs found

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Aerospace and Defense junior structural engineer California
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NT
Aug 05, 2026
Full time
Lead Mechanical Engineer
$165,500 - $230,500 yearly
Neros Technologies Torrance, CA
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 Lead Mechanical Engineer at Neros, you will own products or key subsystems, 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 foundational member of the...
AE
Aug 05, 2026
Full time
Design Engineer 3
$133.90 - $147.90 hourly
AEVEX Murrieta, CA
The Design Engineer 3 at AEVEX Aerospace is engaged in the design of aircraft structural and system modifications using 3D CAD software. Tasks will involve platform modification layouts, preliminary sizing, load path development, cursory structural calculations, design and optimization of aircraft structure, systems & components, composite structural design, and other design functions. The Design Engineer 3 may be asked to direct, guide, and verify work performed by other design engineers. Essential Functions: Creates engineering layouts models, and drawings for significant aircraft structural and systems modifications using 3D Catia CAD software. Provides leadership to a team of designers/draftsman to complete engineering drawing packages and drives design solutions from initial concept through final implementation. Provides technical guidance to support project that includes proposal and development work. Mentor's junior engineers. Provides design solutions to...
HE
Aug 05, 2026
Full time
Sr. Mechanical Engineer
$145,000 yearly
HEICO Santa Barbara, CA
Santa Barbara Infrared, Inc. (SBIR), a subsidiary of HEICO Corporation (NYSE: HEI, HEI.A), designs and manufactures electro-optical (E-O), including advanced infrared (IR), test instrumentation used worldwide. Our products support the testing of military and commercial sensor systems in laboratory, production, depot, and field environments. SBIR has built its reputation as a fast-paced, innovative company that provides highly engineered, cost-effective solutions to the aerospace and defense community. Role Summary We are seeking a Senior Mechanical Engineer to own the architecture and guide the development of precision mechanical systems for IR test equipment. In this role, you'll define mechanical design approaches, create and refine complex assemblies, and ensure system-level integration in collaboration with cross-disciplinary teams. You will serve as a technical leader to junior engineers, providing design guidance, reviews, and best practices, while remaining hands-on in...
SA
Aug 05, 2026
Full time
Senior Staff Aerostructures Design Engineer (R5161)
$166,632 - $249,948 yearly
Shield AI San Diego, CA
Shield AI is a venture-backed defense-tech company with the mission of protecting service members and civilians with intelligent systems. Its products include Hivemind autonomy software, V-BAT and X-BAT aircraft, and Aechelon simulation and synthetic reality technologies. With offices and facilities across the U.S., Europe, the Middle East, and Asia-Pacific, Shield AI's technology actively supports operations worldwide. For more information, visit www.shield.ai. Follow Shield AI on LinkedIn, X, Instagram, and YouTube. Job Description: Shield AI is seeking a Senior Staff Aerostructures Design Engineer to play a critical role in the development of structural components for our next-generation autonomous aircraft. As a senior member of the Mechanical Engineering team, you will own the design and development of high-performance structural systems, from clean-sheet concepts to production-ready hardware. You'll work across disciplines to ensure structural integrity,...
SA
Aug 05, 2026
Full time
Senior Staff Aerostructures Design Engineer (R5162)
$166,632 - $249,948 yearly
Shield AI San Diego, CA
Shield AI is a venture-backed defense-tech company with the mission of protecting service members and civilians with intelligent systems. Its products include Hivemind autonomy software, V-BAT and X-BAT aircraft, and Aechelon simulation and synthetic reality technologies. With offices and facilities across the U.S., Europe, the Middle East, and Asia-Pacific, Shield AI's technology actively supports operations worldwide. For more information, visit www.shield.ai. Follow Shield AI on LinkedIn, X, Instagram, and YouTube. Job Description: Shield AI is seeking a Senior Staff Aerostructures Design Engineer to play a critical role in the development of structural components for our next-generation autonomous aircraft. As a senior member of the Mechanical Engineering team, you will own the design and development of high-performance structural systems, from clean-sheet concepts to production-ready hardware. You'll work across disciplines to ensure structural integrity,...
RL
Aug 05, 2026
Full time
Senior Optomechanical Engineer I/II
$125,000 - $190,000 yearly
Rocket Lab Corporation Pasadena, CA
ABOUT ROCKET LAB Rocket Lab is an end-to-end space company delivering responsive launch services, complete spacecraft design and manufacturing, payloads, satellite components, and more - all with the goal of opening access to space. The rockets and satellites we build and launch enable some of the most ambitious and vital space missions globally, supporting scientific exploration, Earth observation and missions to combat climate change, national security, and exciting new technology demonstrations. Our Electron rocket has become the second most frequently launched U.S. rocket annually and has delivered more than 230 satellites to orbit, all while we work to develop Neutron, our upcoming medium-lift, reusable launch vehicle for larger constellation deployment. Our Space Systems business designs and builds our extensive line of satellites, payloads, and their components, including spacecraft that have been selected to support NASA missions to the Moon and Mars and components used...
TA
Mar 30, 2026
Full time
Mechanical Engineer, Missile Defense (Senior-Staff)
True Anomaly Long Beach, CA
A new space race has begun. True Anomaly seeks those with the talent and ambition to build innovative technology that solves the next generation of engineering, manufacturing, and operational challenges for space security and sustainability. OUR MISSION The peaceful use of space is essential for continued prosperity on Earth-from communications and finance to navigation and logistics. True Anomaly builds innovative technology at the intersection of spacecraft, software, and AI to enhance the capabilities of the U.S., its allies, and commercial partners. We safeguard global security by ensuring space access and sustainability for all. OUR VALUES Be the offset. We create asymmetric advantages with creativity and ingenuity What would it take? We challenge assumptions to deliver ambitious results It's the people. Our team is our competitive advantage and we are better together YOUR MISSION The next generation of missile defense demands hardware that performs flawlessly at...
VS
Aug 05, 2026
Full time
Senior Manufacturing Engineer (Structures)
$140,333 - $179,314 yearly
Varda Space Industries El Segundo, CA
About Varda Low Earth orbit is open for business. Varda is accelerating the development of commercial space infrastructure, from in-orbit pharmaceutical processing to reliable and economical reentry capsules. Varda's W-Series vehicles are built, designed, and operated by Varda in-house, including the pharmaceutical processing payloads, the capsules, the C-PICA heat shields, and the satellite buses. From life-saving pharmaceuticals to more powerful fiber optics, there is a world of products used on Earth today that can only be manufactured in space. Varda is accelerating innovation in the orbital economy by creating both the products and infrastructure needed so space can directly benefit life on Earth. Our mission is to expand the economic bounds of humankind. Our team is uniquely suited to accomplishing this goal, with leadership and staff comprised of veterans from SpaceX, Blue Origin, major pharmaceutical companies and Silicon Valley. Varda was founded in January 2021 by...
GA
Aug 05, 2026
Full time
Senior Logistics Engineer
$95,000 - $125,000 yearly
GALT San Diego, CA
About Company Founded in 2015, Global Air Logistics and Training, Inc. (GALT Aerospace) a rapid innovator, solving the world's critical security challenges to enable warriors to win...decisively. GALT Aerospace subscribes to Col John Boyd's tenet "Wars are won by people, ideas and equipment, IN THAT ORDER." Warfighters need tools (equipment) that are flexible. GALT Aerospace will always satisfy the warfighter with such tools. GALT Aerospace provides simple, effective information capabilities to support all levels of war and drive information to the lowest levels possible, enabling faster decision cycles and decisive results. GALT Aerospace uniquely focuses on architecture solutions, effective open systems integration, and rapid prototyping, fielding, and operations. At GALT Aerospace, employees have incredible opportunities to work on revolutionary and nationally relevant systems. GALT Aerospace looks for people who align with its Core Values: The Right Thing: We work on...
As
Aug 05, 2026
Full time
Senior Radiation Test Engineer
$160,000 - $215,000 yearly
Astranis San Francisco, CA
Astranis builds advanced satellites for high orbits, expanding humanity's reach into the solar system. Today, Astranis satellites provide dedicated, secure networks to highly-sophisticated customers across the globe- large enterprises, sovereign governments, and the US military. With five satellites on orbit and many more set to launch soon, the company is servicing a backlog of more than $1 billion of commercial contracts. Astranis is the preferred satellite communications partner for buyers with stringent requirements for uptime, data security, network visibility, and customization. Astranis has raised over $750 million from some of the world's best investors, from Andreessen Horowitz to Blackrock and Fidelity, and employs a team of 450 engineers and entrepreneurs. Astranis designs, builds, and operates its satellites out of its 153,000 sq. ft. headquarters in Northern California, USA. Senior Radiation Test Engineer As our Senior Radiation Test Engineer you will be...
TI
Aug 05, 2026
Full time
Sr. Mechanical Engineer
$120,000 - $180,000 yearly
TRL11, Inc. Irvine, CA
TRL11 is seeking a hands-on Senior Mechanical Engineer to own the mechanical development of space avionics and electro-optical imaging systems from initial requirements through production and product sustainment. This role will have broad responsibility across the full product lifecycle, including requirements definition and verification, mechanical architecture, detailed design, drawing release, supplier selection, manufacturing engineering, environmental testing, and ongoing product support. The Senior Mechanical Engineer will work closely with cross-functional teams and customers to deliver reliable hardware for demanding space environments. The ideal candidate is a strong individual contributor who is comfortable making technical decisions, working directly with vendors, technicians, and customers, and remaining accountable for a product after the initial design is released. Key Responsibilities Own the mechanical development and sustainment of space avionics and...
Pi
Aug 05, 2026
Full time
Senior Configuration Engineer
$141,000 - $172,000 yearly
Pivotal Palo Alto, CA
Pivotal is the leader in the emerging market of electric Vertical Takeoff and Landing (eVTOL) aircraft. We design, develop, and manufacture light eVTOL aircraft and are renowned for the BlackFly aircraft the world's first light eVTOL to fly manned missions and enter the consumer market. Efficient, compact, and simple, Pivotal aircraft are designed for a wide range of consumer, public service, and defense applications. Our distinctive tilt-aircraft architecture and scalable platform have been flying for over 10 years. Last year we announced our next-generation aircraft, the Helix, which is rapidly progressing toward general release and scalable production in 2026. Mobility is one of the most highly-valued areas of modern technology investments. This is the right company, in the right space, the right strategy, at the right time. If you are ready for adventure, we invite you to join our amazing team and grow with us. The Configuration Management team at Pivotal is seeking a...
SA
Aug 05, 2026
Full time
Aerostructures Design Engineer II (R5157)
$88,075 - $132,113 yearly
Shield AI San Diego, CA
Shield AI is a venture-backed defense-tech company with the mission of protecting service members and civilians with intelligent systems. Its products include Hivemind autonomy software, V-BAT and X-BAT aircraft, and Aechelon simulation and synthetic reality technologies. With offices and facilities across the U.S., Europe, the Middle East, and Asia-Pacific, Shield AI's technology actively supports operations worldwide. For more information, visit www.shield.ai. Follow Shield AI on LinkedIn, X, Instagram, and YouTube. Job Description: Shield AI is seeking an Aerostructures Design Engineer II to support the development of structural components for our next-generation autonomous aircraft. As a key contributor on the Mechanical Engineering team, you will design and develop high-performance structural components from concept through production release. You'll work cross-functionally to ensure structural integrity, manufacturability, and system integration across one of the most...
SA
Aug 05, 2026
Full time
Staff Aerostructures Design Engineer (R5159)
$136,730 - $205,096 yearly
Shield AI San Diego, CA
Shield AI is a venture-backed defense-tech company with the mission of protecting service members and civilians with intelligent systems. Its products include Hivemind autonomy software, V-BAT and X-BAT aircraft, and Aechelon simulation and synthetic reality technologies. With offices and facilities across the U.S., Europe, the Middle East, and Asia-Pacific, Shield AI's technology actively supports operations worldwide. For more information, visit www.shield.ai. Follow Shield AI on LinkedIn, X, Instagram, and YouTube. Job Description: Shield AI is seeking a Staff Aerostructures Design Engineer to support the development of structural components for our next-generation autonomous aircraft. As a key contributor on the Mechanical Engineering team, you will design and develop high-performance structural components from concept through production release. You'll work cross-functionally to ensure structural integrity, manufacturability, and system integration across one of the most...
RL
Aug 05, 2026
Full time
Senior Manufacturing Engineer I/II - Assembly, Integration and Test
$100,000 - $170,000 yearly
Rocket Lab Corporation Long Beach, CA
ABOUT ROCKET LAB Rocket Lab is an end-to-end space company delivering responsive launch services, complete spacecraft design and manufacturing, payloads, satellite components, and more - all with the goal of opening access to space. The rockets and satellites we build and launch enable some of the most ambitious and vital space missions globally, supporting scientific exploration, Earth observation and missions to combat climate change, national security, and exciting new technology demonstrations. Our Electron rocket has become the second most frequently launched U.S. rocket annually and has delivered more than 230 satellites to orbit, all while we work to develop Neutron, our upcoming medium-lift, reusable launch vehicle for larger constellation deployment. Our Space Systems business designs and builds our extensive line of satellites, payloads, and their components, including spacecraft that have been selected to support NASA missions to the Moon and Mars and components used...
RL
Aug 05, 2026
Full time
Manufacturing Engineer II / Senior Manufacturing Engineer
$100,000 - $165,000 yearly
Rocket Lab Corporation Long Beach, CA
ABOUT ROCKET LAB Rocket Lab is an end-to-end space company delivering responsive launch services, complete spacecraft design and manufacturing, payloads, satellite components, and more - all with the goal of opening access to space. The rockets and satellites we build and launch enable some of the most ambitious and vital space missions globally, supporting scientific exploration, Earth observation and missions to combat climate change, national security, and exciting new technology demonstrations. Our Electron rocket has become the second most frequently launched U.S. rocket annually and has delivered more than 230 satellites to orbit, all while we work to develop Neutron, our upcoming medium-lift, reusable launch vehicle for larger constellation deployment. Our Space Systems business designs and builds our extensive line of satellites, payloads, and their components, including spacecraft that have been selected to support NASA missions to the Moon and Mars and components used...
MI
Aug 05, 2026
Full time
Senior Conceptual Design Engineer - Advanced Concepts
$155,000 - $195,000 yearly
Mach Industries Huntington Beach, CA
About Mach Industries Founded in 2022, Mach Industries is a rapidly growing defense technology company focused on developing next-generation autonomous defense platforms . At the core of our mission is the commitment to delivering scalable, decentralized defense systems that enhance the strategic capabilities of the United States and its allies. With a workforce of approximately 350 employees , we operate with startup agility and ambition. Our vision is to redefine the future of warfare through cutting-edge manufacturing, innovation at speed, and unwavering focus on national security. We are dedicated to solving the next generation of warfare with lethal systems that deter kinetic conflict and protect global security. The Role Mach Industries is seeking a Senior Vehicle Design Engineer - Advanced Concepts to support the development of next-generation missile and low-observable aerospace systems. In this role, you will apply deep vehicle design expertise to...
MI
Aug 05, 2026
Full time
Air Vehicle Design Engineer
$115,000 - $195,000 yearly
Mach Industries Huntington Beach, CA
About Mach Industries Founded in 2022, Mach Industries is a rapidly growing defense technology company focused on developing next-generation autonomous defense platforms . At the core of our mission is the commitment to delivering scalable, decentralized defense systems that enhance the strategic capabilities of the United States and its allies. With a workforce of approximately 350 employees , we operate with startup agility and ambition. Our vision is to redefine the future of warfare through cutting-edge manufacturing, innovation at speed, and unwavering focus on national security. We are dedicated to solving the next generation of warfare with lethal systems that deter kinetic conflict and protect global security. The Role Mach Industries is seeking an Air Vehicle Design Engineer to develop the overall design of next-generation unmanned aircraft and missile systems from initial concept through detailed CAD definition. In this role, you'll perform first-order...
AV
Aug 05, 2026
Full time
Senior Engineer - Mechanical Engineering
$100,500 - $153,250 yearly
AeroVironment, Inc. Simi Valley, CA
Worker Type Regular Job Description Summary The Senior Engineer - Mechanical Engineering applies engineering techniques to design, install, modify, analyze, repair and test tools, engines, machines and other mechanically functioning equipment. This individual will be a part of a design team focused on development of the next generation UAV systems and their subsystems. This includes all levels and facets of design from conceptual clear through the detailed design and will include building and testing of these systems. Position Responsibilities Designs structural components, electro-mechanical design, payload mechanical design, ground equipment mechanical design, launching systems, flight control actuators integration, thermal analysis, prototype hardware development, tooling and fixtures design Reads and interprets blueprints, technical drawings, schematics, and computer-generated reports. Assists project managers with the planning and scheduling of engineering work...
AV
Aug 05, 2026
Full time
Mechanical Engineer, Sr.
$122,500 - $187,000 yearly
AeroVironment, Inc. Petaluma, CA
Worker Type Regular Job Description Summary The Sr. Mechanical Engineer applies engineering techniques to design, install, modify, analyze, repair and test tools, engines, machines and other mechanically functioning equipment. Leads and supports the mechanical design, testing, and production of electrical machines as well as the design of electronics packaging for high altitude aerospace applications. Leads or supports mechanical packaging development effort for electronic equipment that withstand stringent environmental requirements (i.e., mass, volume, thermal, vibration). Manages mid-size development projects outsourced to sub-contractors (development of a system, equipment or components). Position Responsibilities Leads or supports the thermal, structural, dynamic, and fluid flow analysis efforts for electronics equipment Leads the testing and data collection in the laboratory and the field Models the mechanical devices and selects the proper material...
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