NewDirector of Mechanical Engineering Layup Parts IncDirector of Mechanical EngineeringHuntington Beach, CA$190,000–$240,000 / yearTo conform to U.S. Government export regulations, applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (aka green card holder), (iii) Refugee under 8 U.S.C. § 1157, or (iv) Asylee under 8 U.S.C. § 1158, or be eligible to obtain the required authorizations from the U.S. Department of State. We design, machine, print, and build faster than anyone else in the industry and we're looking for experienced Mechanical Engineers who thrive in high-performance environments and want to be part of the team that's redefining what's possible in advanced manufacturing.
CNC Manufacturing Engineer (Entry to Mid-Level)) Hybron IncCNC Manufacturing Engineer (Entry to Mid-Level))El Segundo, CAFull timeOur technology will help solve current major problems, namely by increasing the performance and reducing the cost of components for America’s warfighters, increasing the fuel efficiency of systems to reduce greenhouse gas emissions, and bringing back domestic manufacturing. Our new process solves the major challenges of traditional composites manufacturing, enabling more complex parts to be manufactured with higher quality and greater strength, at 10-100 times the speed.
Assistant Professor of Mechanical Engineering California State UniversityAssistant Professor of Mechanical EngineeringFullerton, CaliforniaThe primary responsibilities for this role include teaching courses in the mechanical engineering curricula, developing new courses in emerging areas of mechanical engineering, mentoring students on their projects and research, participating in service opportunities that benefit students and the university, and contributing positively to the culture of the department. For tenure-track faculty positions, California State University, Fullerton is currently not sponsoring H-1B applicants subject to the $100,000 fee established by the "Presidential Proclamation: Restriction on Entry of Certain Nonimmigrant Workers" issued on September 19, 2025.
Senior Avionics Mechanical Engineer Relativity SpaceSenior Avionics Mechanical EngineerLong Beach, CA$129,000–$193,000 / yearAny unsolicited submission - via email, our website, social media, or directly to an employee - will be deemed the property of Relativity Space, and no fee will be owed absent a current, fully executed agreement with Talent Acquisition that specifically authorizes submissions for the applicable role. By creating a sustainable model for interplanetary exploration, we are transforming space science from an occasional event into a continuous process of discovery that accelerates knowledge, broadens participation, and inspires the next generation of explorers.
Mechanical Engineer - Data Center Facilities Ramboll UK LtdMechanical Engineer - Data Center FacilitiesLos Angeles, CA$95,000–$120,000 / yearAt Ramboll, you will find a dedicated group of professionals that are pioneers and leaders in Data Center Strategy, Planning, Design, Integration, Commissioning and Testing with Experience working in thousands of data centers in the U.S. territory and across the globe. Our team of consultants assist clients in understanding how to bring data closer to their own customers, bringing all components of IT and the facility together, and enable rapid deployment of a solution that achieves critical objectives.
Propulsion Mechanical Design Engineer K2 SpacePropulsion Mechanical Design EngineerLos Angeles, CaliforniaEngineered to survive the harshest radiation environments and to fully capitalize on today's and tomorrow's massive rockets, K2 satellites deliver unmatched capability at constellation scale and across multiple orbits. Experience designing, building, and testing mechanical assemblies for aerospace applications (satellite mechanical systems, payloads, launch vehicles, propulsion systems, and/or aircraft structures and mechanisms).
Senior Mechanical Engineer Mesh Optical TechnologiesSenior Mechanical EngineerGardena, California$140,000–$180,000 / yearContribute meaningfully to system-level architecture discussions, influencing packaging strategy, interface definitions, and cross-domain trade-offs with optical, electrical, and thermal stakeholders. Drive design-for-manufacturability and design-for-automation decisions with minimal oversight, ensuring mechanical designs support automated assembly, precision placement, and high-yield production.
Mechanical Engineer II, Neutron Avionics Rocket Lab CorporationMechanical Engineer II, Neutron AvionicsLong Beach, CA$100,000–$125,000 / yearTo conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), Rocket Lab Employees must be a U.S. citizen, lawful U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum, or be eligible to obtain the required authorizations from the U.S. Department of State and/or the U.S. Department of Commerce, as applicable. From designing and testing Neutron's structures and components, to firing up its new Archimedes engines, to setting up Neutron's launch pads and test sites across the United States, joining the Neutron team is your opportunity to help launch a new large rocket for the very first time.
Staff Avionics Mechanical Engineer Relativity SpaceStaff Avionics Mechanical EngineerLong Beach, CA$150,000–$226,000 / yearAny unsolicited submission - via email, our website, social media, or directly to an employee - will be deemed the property of Relativity Space, and no fee will be owed absent a current, fully executed agreement with Talent Acquisition that specifically authorizes submissions for the applicable role. By creating a sustainable model for interplanetary exploration, we are transforming space science from an occasional event into a continuous process of discovery that accelerates knowledge, broadens participation, and inspires the next generation of explorers.
NewMechanical Design Engineer Propulsion K2 Space CorpMechanical Design Engineer PropulsionLos Angeles, CA$100,000–$140,000 / yearBacked by $450M from leading investors including Altimeter Capital, Redpoint Ventures, T. Rowe Price, Lightspeed Venture Partners, Alpine Space Ventures, and others - with an additional $500M in signed contracts across commercial and US government customers - we're mass-producing the highest-power satellite platforms ever built for missions from LEO to deep space. Engineered to survive the harshest radiation environments and to fully capitalize on today's and tomorrow's massive rockets, K2 satellites deliver unmatched capability at constellation scale and across multiple orbits.
Mechanical Engineer, Space Based Interceptors (I - Iii) True AnomalyMechanical Engineer, Space Based Interceptors (I - Iii)Long Beach, CA$75,000–$165,000 / yearSupport the design, analysis, and optimization of mechanical structures and assemblies for interceptor systems, kill vehicles, and hypersonic flight vehicles, ensuring designs meet performance, mass, survivability, and reliability requirements. From interceptor systems and kill vehicles to hypersonic flight vehicles, you will engineer mechanical systems that must perform flawlessly in extreme thermal, aerodynamic, and high-g environments - building the hardware that matters most when it counts.
Mid-Level Mechanical Engineer Salas O'BrienMid-Level Mechanical EngineerTustin, CaliforniaOur specialized experience includes design for data centers, healthcare, science and technology, high-rise buildings, clean energy, education, and other building types as well as structural and building sciences, infrastructure asset management, advanced robotics, and more. Our technical expertise is paired with an exceptional team of business development, human resources, finance and accounting, information technology, and marketing professionals, all of whom play a key role in bringing our commitments to life every day.
Senior Mechanical Engineer - Electric Vehicle Systems Motive Workforce SolutionsSenior Mechanical Engineer - Electric Vehicle SystemsCosta Mesa, CAWe are supporting an emerging electric vehicle company developing next-generation EV platforms and prototype vehicles focused on performance, lightweight architecture, and modern electric mobility systems. The team is seeking a Senior Mechanical Engineer with hands-on experience in EV development, mechanical integration, and prototype vehicle programs.
Mechanical Engineer III - Spacecraft Programs Quantum SpaceMechanical Engineer III - Spacecraft ProgramsHawthorne, California$125,000–$155,000 / yearTo comply with U.S. Government space technology export regulations, including ITAR, applicants must be a U.S. citizen, lawful permanent resident, protected individual per 8 U.S.C. 1324b(a)(3), or eligible to obtain required authorizations. You will operate at the intersection of mechanical design, thermal management, and high-performance hardware development, working closely with propulsion, systems, and test teams.
Senior Mechanical Engineer LeidosSenior Mechanical EngineerEl Segundo, CaliforniaExperience with ductless split systems, heat recovery systems, residential type split systems, furnace, direct expansion cooling coils, unitary roof top package units, variable air volume systems, air handling units, chillers, boilers, vehicle exhaust systems and other heating, cooling, ventilation, air distribution, pumping, hydronic piping, and indoor air quality systems. The Mechanical Engineer will provide engineering support to the FAA Los Angeles Enroute Engineering Center which includes project management and project planning for various Air Route Traffic Control Center construction and upgrade modernization projects.
Senior Propulsion Mechanical Design Engineer K2 SpaceSenior Propulsion Mechanical Design EngineerLos Angeles, CaliforniaEngineered to survive the harshest radiation environments and to fully capitalize on today's and tomorrow's massive rockets, K2 satellites deliver unmatched capability at constellation scale and across multiple orbits. Experience designing, building, and testing mechanical assemblies for aerospace applications (satellite mechanical systems, payloads, launch vehicles, propulsion systems, and/or aircraft structures and mechanisms).
NewMechanical Design Engineer (Propulsion) K2 SpaceMechanical Design Engineer (Propulsion)Los Angeles, California$100,000–$140,000 / yearEngineered to survive the harshest radiation environments and to fully capitalize on today's and tomorrow's massive rockets, K2 satellites deliver unmatched capability at constellation scale and across multiple orbits. Experience designing, building, and testing mechanical assemblies for aerospace applications (satellite mechanical systems, payloads, launch vehicles, propulsion systems, and/or aircraft structures and mechanisms).
Propulsion Mechanical Design Engineer K2 Space CorpPropulsion Mechanical Design EngineerLos Angeles, CA$100,000–$140,000 / yearBacked by $450M from leading investors including Altimeter Capital, Redpoint Ventures, T. Rowe Price, Lightspeed Venture Partners, Alpine Space Ventures, and others - with an additional $500M in signed contracts across commercial and US government customers - we're mass-producing the highest-power satellite platforms ever built for missions from LEO to deep space. Engineered to survive the harshest radiation environments and to fully capitalize on today's and tomorrow's massive rockets, K2 satellites deliver unmatched capability at constellation scale and across multiple orbits.
Senior Propulsion Mechanical Design Engineer K2 Space CorpSenior Propulsion Mechanical Design EngineerLos Angeles, CA$140,000–$175,000 / yearBacked by $450M from leading investors including Altimeter Capital, Redpoint Ventures, T. Rowe Price, Lightspeed Venture Partners, Alpine Space Ventures, and others - with an additional $500M in signed contracts across commercial and US government customers - we're mass-producing the highest-power satellite platforms ever built for missions from LEO to deep space. Engineered to survive the harshest radiation environments and to fully capitalize on today's and tomorrow's massive rockets, K2 satellites deliver unmatched capability at constellation scale and across multiple orbits.
Senior Mechanical Engineer, Warfighter Systems ANDURIL INDUSTRIESSenior Mechanical Engineer, Warfighter SystemsCosta Mesa, CA$146,000–$170,000 / yearThe Mechanical Engineer in this role will be part of a team developing a new augmented reality vision system that combines cutting edge multi spectral sensors, compute, thermal management, and ballistic protection for soldiers in the Army. To ensure your safety and help you navigate your job search with confidence, please keep the following critical points in mind: No Financial Requests: Anduril will never solicit payment or demand personal financial details (such as banking information, credit card numbers, or social security numbers) at any stage of our hiring process.