139 mechanical package engineer jobs found

OUR COMPANY As an early mover in the in-space transportation and infrastructure services, Momentus is at the forefront of the commercialization of space. With an experienced team of aerospace, propulsion, and robotics engineers, Momentus has developed a cost-effective and energy-efficient in-space transport system. OUR PEOPLE Daring problems require daring solutions. We boldly charge into uncharted territory knowing that no matter the outcome we will benefit from the journey and move closer to our goals no matter what. Our teams know that working at Momentus means more than building innovative technology, it means creating entirely new markets in the space economy. We are level-headed, business-minded strategic thinkers intent on providing immediate value to our customers today while simultaneously preparing for the vast possibilities of the future. If this sounds like you, we should talk. JOB SUMMARY As the Staff Mechanical Design Engineer, you will serve as the...

ARES Corporation seeks a Human Spaceflight Reliability Engineer to join an engineering team supporting United Launch Alliance (ULA) and NASA's Artemis program. The selected candidate will provide critical reliability engineering support for the Centaur V upper stage on crewed Artemis missions. In support of ULA's Human Spaceflight Team, this role focuses on ensuring the Centaur V upper stage meets NASA's rigorous human-rating reliability requirements through detailed failure modes analysis, reliability and maintainability predictions, probabilistic risk assessment, and data-driven risk reduction to support safe and successful crewed flights. Work location: Hybrid, with regular on-site support at ULA's facility in Centennial, Colorado. Essential Functions: Reliability Program Support: Contribute to the Centaur V reliability program by developing, updating, and maintaining Failure Modes, Effects, and Criticality Analysis (FMECA), reliability predictions, and Probabilistic Risk...

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 We are seeking a Senior Manufacturing Engineer to lead the development and expansion of our internal motor manufacturing operations. This role will lead our motor manufacturing from initial equipment bring-up through serial production. The ideal candidate combines technical expertise with...

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 Manufacturing Design Engineer, you will play a key role in bringing complex hardware products from concept to high-volume production. You will work across Engineering, Test, and Operations to develop robust manufacturing processes, tooling, and assembly solutions. This role...

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...

Job Type Full-time Description Who We Are Mazzetti is a global engineering design and consulting firm with a rich history of delivering forward-thinking solutions primarily for Healthcare and Science and Technology facilities and infrastructure. As an employee-owned benefit corporation, we are committed to bending the climate curve™. Though our story began with a small team of MEP engineers, 60 years later, we've grown to 200+ people in 12 locations across the U.S., India, and Africa. We are proud to partner with clients, addressing a spectrum of needs, mindful of their environmental footprint, resiliency, and economic and functional interests. Our Vision: Creating healthier, enduring environments Our Mission: Bending the climate curve™ Our Core Values: Earn Trust, Team First, Inspire We proudly hold the JUST Label, an affirmation of our values-driven culture and commitment to environmental and social impact. Job Summary Mazzetti's Mechanical, Electrical, Plumbing...

Job Type Full-time Description Who We Are Mazzetti is a global engineering design and consulting firm with a rich history of delivering forward-thinking solutions primarily for Healthcare and Science and Technology facilities and infrastructure. As an employee-owned benefit corporation, we are committed to bending the climate curve™. Though our story began with a small team of MEP engineers, 60 years later, we've grown to 200+ people in 12 locations across the U.S., India, and Africa. We are proud to partner with clients, addressing a spectrum of needs, mindful of their environmental footprint, resiliency, and economic and functional interests. Our Vision: Creating healthier, enduring environments Our Mission: Bending the climate curve™ Our Core Values: Earn Trust, Team First, Inspire We proudly hold the JUST Label, an affirmation of our values-driven culture and commitment to environmental and social impact. Job Summary Mazzetti's Mechanical, Electrical, Plumbing...

Job Type Full-time Description Who We Are Mazzetti is a global engineering design and consulting firm with a rich history of delivering forward-thinking solutions primarily for Healthcare and Science and Technology facilities and infrastructure. As an employee-owned benefit corporation, we are committed to bending the climate curve™. Though our story began with a small team of MEP engineers, 60 years later, we've grown to 200+ people in 12 locations across the U.S., India, and Africa. We are proud to partner with clients, addressing a spectrum of needs, mindful of their environmental footprint, resiliency, and economic and functional interests. Our Vision: Creating healthier, enduring environments Our Mission: Bending the climate curve™ Our Core Values: Earn Trust, Team First, Inspire We proudly hold the JUST Label, an affirmation of our values-driven culture and commitment to environmental and social impact. Job Summary Mazzetti's Mechanical, Electrical, Plumbing...

Description The Senior Mechanical Engineer will lead mechanical design project teams to create world class designs for new projects, alterations and redevelopments on a variety of projects including food & beverage, life sciences, and industrial manufacturing. The Senior Mechanical Engineer will lead the project team throughout the design and construction process, adapting mechanical plans according to budget constraints, design factors or client needs. Lead Mechanical (Refrigeration) design of projects from the conceptual phase through design completion. Markets include Food & Beverage, Consumer Products, and Life Science (Pharmaceuticals and Environmental Chambers), and Manufacturing. Leads Mechanical (Refrigeration) design for project phase specific deliverables which Includes but is not limited to: Design Basis, Heat and Mass Balances (HMBs), Block Flow Diagrams (BFDs), Process Flow Diagrams (PFDs), Piping & Instrumentation Diagrams (P&IDs), Equipment...

Description The Senior Mechanical Engineer will lead mechanical design project teams to create world class designs for new projects, alterations and redevelopments on a variety of projects including food & beverage, life sciences, and industrial manufacturing. The Senior Mechanical Engineer will lead the project team throughout the design and construction process, adapting mechanical plans according to budget constraints, design factors or client needs. Lead Mechanical (Refrigeration) design of projects from the conceptual phase through design completion. Markets include Food & Beverage, Consumer Products, and Life Science (Pharmaceuticals and Environmental Chambers), and Manufacturing. Leads Mechanical (Refrigeration) design for project phase specific deliverables which Includes but is not limited to: Design Basis, Heat and Mass Balances (HMBs), Block Flow Diagrams (BFDs), Process Flow Diagrams (PFDs), Piping & Instrumentation Diagrams (P&IDs), Equipment...

About Us We are Sila, a next-generation battery materials company. Our mission is to power the world's transition to clean energy. To create this future, our team is building a better lithium-ion battery from the inside out today. We engineer and manufacture ground-breaking battery materials that significantly increase the energy density of batteries, while reducing their size and weight. The result? Smaller more powerful batteries that can unlock innovation in consumer devices and accelerate the mass adoption of electric cars to eliminate our dependence on fossil fuels. We're tackling one of the biggest challenges of our time every day, and together we're redefining what's possible. Are you ready to be a part of a team committed to changing the world? Who You Are Sila's Equipment Engineering team in Alameda is seeking a highly motivated Mechanical Engineer to lead the design of manufacturing-scale reactors, bridging the gap between R&D concepts and capital project...

About Starpath Starpath Robotics is developing a full-stack solution for commercial scale rocket propellant production on the Moon and Mars. We are building one of the key enabling technologies that will make humans a multi-planet species. If high ownership, fast pace, working with hardware, and solving challenging technical problems sound like a dream come true, come join the team! Senior/Principal Mechanical Engineer In this role, you will be responsible for the development of critical mechanical systems on Starpath's Rover platform. Depending on your prior work experience, you may work on a variety of systems, such as: (1) low-cost, high-reliability electromechanical actuators, (2) various structures and passive mechanisms, or (3) thermal control systems and autonomy hardware integration. You will own these systems from developing design requirements through to flight. Responsibilities: Own architectures, systems, subsystems, and components from requirements to...

At Vast, our mission is to contribute to a future where billions of people are living and thriving in space. Vast is developing next-generation space stations to ensure a continuous human presence in space for America and its allies, enabling advanced microgravity research and manufacturing, and unlocking a new space economy for government, corporate, and private customers. Using an incremental, hardware-rich and low-cost approach, Vast is rapidly developing its multi-module Haven Station. Haven Demo's 2025 success made Vast the only operational commercial space station company to fly and operate its own spacecraft. Next, Haven-1 is expected to become the world's first commercial space station when it launches, followed by additional Haven modules to enable permanent human presence by 2030. 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....

At Infleqtion we solve the world's most challenging problems using cutting-edge quantum technology. Our mission is to commercialize atom-based quantum products that provide orders of magnitude improvements in sensing and computing applications. We are proud to work tirelessly to create and lead the quantum ecosystem towards meaningful advancements today and set the technology roadmap for tomorrow. POSITION SUMMARY Within Infleqtion's Quantum Computing Product Group, the Hardware Engineering Team is seeking a Staff Optical Engineer to provide deep technical contribution and subsystem-level leadership in advanced optical systems for neutral-atom quantum computing. The successful candidate will independently own complex optical subsystems, working closely with physicists and cross-disciplinary engineering teams to translate experimental requirements into robust, high-performance optical designs. This role is hands-on and laboratory-focused, with responsibility for driving designs...

Figure is an AI robotics company developing autonomous general-purpose humanoid robots. The goal of the company is to ship humanoid robots with human level intelligence. Its robots are engineered to perform a variety of tasks in the home and commercial markets. Figure is based in San Jose, CA and requires 5 days/week in-office collaboration. We are looking for a Mechanical Design Engineer with experience owning complex mechanical modules from concept through production. The ideal candidate has operated in a high-tech, fast-paced environment, is comfortable driving across multiple stakeholders, and has a strong background in design, testing, validation, and scaling hardware to production. Robotics experience is not required. Responsibilities: Design structural parts and assemblies in 3D CAD that meet load, durability, manufacturability, and packaging requirements within a tightly constrained envelope Collaborate closely with actuator, sensing, and electronics teams to...

Figure is an AI Robotics company developing a general purpose humanoid. Our humanoid robot, Figure 02, is designed for commercial tasks and the home. We are based in San Jose, CA and require 5 days/week in-office collaboration. It's time to build. We are looking for a Supplier Quality Engineer with a strong mechanical background to help onboard new vendors, and evaluate and analyze their quality. Responsibilities: Evaluate and qualify new suppliers, develop and implement quality plans for suppliers Monitor supplier performance metrics and drive improvement initiatives to meet or exceed quality targets Review and feedback on vendor DFM and inspection plans Review first article inspection reports Work with suppliers to resolve quality issues, perform root cause analysis, and implement corrective actions Monitor supplier performance metrics and drive improvement Work across many types of parts including injection molding, die casting, stamping, wire harness and textiles...

Figure is an AI robotics company developing autonomous general-purpose humanoid robots. The goal of the company is to ship humanoid robots with human level intelligence. Its robots are engineered to perform a variety of tasks in the home and commercial markets. Figure is headquartered in San Jose, CA. We are looking for a hands-on Connector & Interconnect Design Engineer to own the full lifecycle of custom electrical interface development - from concept and CAD modeling to drawings, testing, and supplier coordination. This role sits at the intersection of mechanical and electrical engineering, and requires someone who can think in 3D, design for manufacturability, and validate to real-world performance requirements. You will be the technical owner of connector and interface programs, working closely with electrical, mechanical, and manufacturing teams to bring novel interconnect solutions from whiteboard to production. Responsibilities : Own 3D CAD modeling and 2D...

Figure is an AI robotics company developing autonomous general-purpose humanoid robots. The goal of the company is to ship humanoid robots with human level intelligence. Its robots are engineered to perform a variety of tasks in the home and commercial markets. Figure is headquartered in San Jose, CA. We are looking for a Mechanical Engineer to design, test, and implement key hardware components for our humanoid arms. Responsibilities: Design parts in 3D CAD that satisfy load conditions, industrial design form factor, and durability requirements. Build prototypes to test assembly, range of motion, wire routing. Generate accurate 2D drawings using GD&T per ASME Y14.5. Work with our GSM team to pick a supplier and order parts. Inspect first articles, build test stands, and continuously support part on robot development platforms. Requirements: 2+ years of experience in mechanical engineering Bachelor's or Master's Degree in Mechanical, Biomechanical,...

Figure is an AI robotics company developing autonomous general-purpose humanoid robots. The goal of the company is to ship humanoid robots with human level intelligence. Its robots are engineered to perform a variety of tasks in the home and commercial markets. Figure is headquartered in San Jose, CA. We are looking for a Mechanical Engineer to support in the design, testing, and implementation of the battery for the Figure robots. Responsibilities: Design parts in 3D CAD related to the battery that satisfy thermal, electrical, structural and durability requirements. Build prototypes to test assembly, functionality, and performance. Design test set ups related to the battery. Generate accurate 2D drawings using GD&T per ASME Y14.5. Work with our GSM team to pick suppliers and order parts. Inspect first articles, build test stands, and continuously support part on robot development platforms. Requirements: 5+ years of experience in mechanical engineering...

Location: The Greater Los Angeles Metropolitan Area, CA (Onsite) If you're interested in learning more about this opportunity or beginning the interview process, feel free to connect directly via LinkedIn: LinkedIn: https://www.linkedin.com/in/ra... Principal Mechanical Engineer - Launcher Systems An advanced aerospace and defense technology company is seeking a highly experienced Principal Mechanical Engineer to lead the architecture, design, and integration of next-generation launcher systems supporting UAV and missile platforms. This role will own launcher hardware development from concept definition through production and deployment across mobile ground and maritime applications. The ideal candidate brings deep launcher system expertise, strong electro-mechanical integration capability, and direct experience designing ruggedized hardware for harsh operational environments. This is a highly hands-on technical leadership role suited for engineers who thrive in fast-moving...