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11 project engineer iii jobs found

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Aerospace and Defense project engineer iii California
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SD
Mar 04, 2026
Full time
Mechanical Design Engineer
Singularity Defense Corp. El Segundo, CA
About the Company: We are a stealth-mode Aerospace & Defense startup headquartered in El Segundo, CA. Our founding team hails from SpaceX, Anduril, and Lockheed Martin, and we are backed by Joint Staff-level military leadership and several Silicon Valley firms. With a world-class business development & leadership team already in place, we are well positioned to capitalize on already overwhelming demand. Job Overview: We are seeking a skilled mechanical design engineer with a strong design and testing background. You will design , prototype, analyze, and test complex vehicle components and systems for aerospace rocket/missile systems. This role will be design high production parts for complex aerospace systems. You will own system components, subassemblies, architecture, and products from conception through to integrated testing and manufacture and be responsible for performance by executing analysis and environmental testing. Responsibilities: Take...
DC
Apr 26, 2026
Full time
Electronics Design Engineer
$82,004 - $111,000 yearly
DCS Corporation Dana Point, CA
Salary Range : $82,004 - $111,000 Electronics Design Engineer We are seeking a talented and motivated Electrical Engineer with expertise in RF, hardware, and software design to join our dynamic team. In this role, you will be at the forefront of designing and developing cutting-edge electrical equipment for a variety of applications, including commercial, industrial, military, and scientific projects. If you are passionate about innovation and want to contribute to complex real-time systems, we encourage you to apply Essential Job Functions: Design and develop RF based Circuit Card Assemblies (CCAs) for RF applications. Troubleshoot, maintain, upgrade and test CCAs. Write and debug firmware for new products. Integrate CCAs into VME backplane. Design multi-layer CCAs using PCB design tools. Integrate VME based CCAs into complex real time systems for RF simulation and modeling. Test and troubleshoot electronic circuits. Required Skills: Due to the sensitivity of...
AV
Apr 22, 2026
Full time
Mechanical Engineer II
$82,000 - $116,025 yearly
AeroVironment, Inc. Petaluma, CA
Worker Type Regular Job Description Summary The Mechanical Engineer II is part of a design team focused on the development of the next generation UAV systems and their subsystems. This will include all levels and facets of design from conceptual clear through the detailed design and will include building and testing of these systems. Examples of development tasks include: 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 & fixtures design Design work shall be accomplished using CAD tools (SolidWorks), simulation tools (SolidWorks Simulation, ANSYS), and rapid prototyping techniques (3D printing, etc.). Other duties include: developing manufacturing drawings and bills of materials for components and assemblies using industry drafting standards,...
RL
Apr 18, 2026
Full time
Manufacturing Engineer II/Senior - Electron Propulsion
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 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...
IV
Apr 16, 2026
Full time
MTS, Mechanical Engineering
II-VI Aerospace & Defense Santa Clara, CA
Job Description Primary Duties & Responsibilities Conduct all activities in a manner consistent with Coherent' s corporate values and Code of Conduct. Provide professional technical support to internal department, sales and marketing teams worldwide, and customers as needed. Introduce and help develop efficient and improved methods for optical system assembly and inspection as needed. Involved directly with new product development projects incorporating optical, electrical, mechanical, software and system integration engineering functions. Ensure meeting project schedule and timelines and milestones, and the completion of complex cross-disciplinary activities within project team. Conduct and well manage design documents, ECR/ECO, design change implementation in new product release process. Communicates project status and progresses to management as appropriate, including recommendations on resources, process development, and product improvement and...
On
Apr 10, 2026
Full time
Manufacturing Mechanical Design Engineer II
$100,000 - $130,000 yearly
Ontic Los Angeles, CA
We are a fast-paced business with ambitious growth plans; so if you are dedicated, enthusiastic and always seeking ways to improve, you'll enjoy a career with us! Ontic is a leading global aerospace OEM trusted by the world's aviation leaders. Ontic's Chatsworth, CA, site specializes in precision engineering, MRO, and new solutions for parts at risk of obsolescence. With over 1,400 employees across four time zones and seven sites, we have more than doubled in size since 2019 and are continuing to grow at pace. Our team is looking for a Manufacturing Mechanical Design Engineer II , to join them. The Manufacturing Mechanical Design Engineer II is responsible for providing comprehensive engineering support to production operations to ensure efficient manufacturing processes, high-quality output, and continuous improvement. This role bridges design, production, and quality teams to optimize manufacturing performance and implement cost-effective solutions. To be considered for the...
IV
Apr 06, 2026
Full time
Principal Mechanical Engineer
II-VI Aerospace & Defense Fremont, CA
Job Description Primary Duties & Responsibilities Responsible for CPO/XPO/liquid cooling Lead and manage CPO/XPO/Liquid cooling Education & Experience B.S. or M.S. in Mechanical Engineering. 5+ years of mechanical design experience. Knowledge of a variety of (metal) manufacturing methods, e.g. machining, stamping, molding, welding, brazing, casting, plating, 3D printing, etc. Knowledge and experience in sheet metal fabrication and rack and chassis designs Strong analytical and computational skills in structural, heat transfer, fluid dynamics, and tolerance studies for mechanical and thermal consideration. Experience in semiconductor laser diodes, laser alignment, diode laser packaging, fiber optics, fiber coupled lasers, fiber lasers, and diode laser optics. Able to multitask between several projects and designs and handle a lot of details. Must be self-motivated with the ability to work effectively in a team environment and meet project...
RL
Mar 31, 2026
Full time
Senior Supplier Development Engineer I/II - Mechanical
$102,400 - $156,000 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 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...
SD
Mar 25, 2026
Full time
Associate Manufacturing Engineer
Singularity Defense Corp. El Segundo, CA
About the Company: We are a stealth-mode Aerospace & Defense startup headquartered in Gardena, CA. Our founding team hails from SpaceX, Anduril, and Lockheed Martin, and we are backed by Joint Staff-level military leadership and top-tier Silicon Valley rms. We're assembling a high urgency team committed to moving fast, solving hard problems, and defending what matters most. With a world-class business development & leadership team already in place, we are well positioned to capitalize on already overwhelming demand. Role Overview As our Associate Manufacturing Engineer, you'll own the integrity of the production process from prototype to full-rate manufacturing. You will be the connective tissue between design, manufacturing, and quality-ensuring that our builds are repeatable, efficient, and reliable. You'll play a critical role in developing robust manufacturing processes, executing quality assurance strategies, and continuously improving product reliability in...
IV
Mar 15, 2026
Intern
Intern - Mechanical Engineer
II-VI Aerospace & Defense Fremont, CA
Job Description Primary Duties & Responsibilities Support liquid cooling projects Support collecting & analyzing engineering data Thermal design and testing Perform miscellaneous mechanical designs. Perform mechanical stress analysis to support optical design. Document all design/testing/simulation process Education & Experience Minimum rising Senior (completed 3 years by start) of Bachelor degree in science Majors: Mechanical Engineering Relevant coursework: Machine design, heat transfer knowledge in Solidworks, 3D printing, FEA Open to currently enrolled students or those who have graduated within one year of the internship start date. Skills & Other Requirements Excellent written and verbal communication. Team-oriented but able to work independently when needed. Adaptable and eager to learn in a fast-paced environment. Attention to detail and time management. [Any role-specific skills, like Excel, programming,...
DC
Feb 26, 2026
Full time
Electronics Design Engineer
DCS Corporation Dana Point, CA
Salary Range : $82,004 - $111,000 Electronics Design Engineer We are seeking a talented and motivated Electrical Engineer with expertise in RF, hardware, and software design to join our dynamic team. In this role, you will be at the forefront of designing and developing cutting-edge electrical equipment for a variety of applications, including commercial, industrial, military, and scientific projects. If you are passionate about innovation and want to contribute to complex real-time systems, we encourage you to apply Essential Job Functions: Design and develop RF based Circuit Card Assemblies (CCAs) for RF applications. Troubleshoot, maintain, upgrade and test CCAs. Write and debug firmware for new products. Integrate CCAs into VME backplane. Design multi-layer CCAs using PCB design tools. Integrate VME based CCAs into complex real time systems for RF simulation and modeling. Test and troubleshoot electronic circuits. Required Skills: Due to the sensitivity of...
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