NewMechanical Engineer California Temp Services, IncMechanical EngineerLos Angeles, CASupport continuous improvement initiatives to improve product quality, manufacturability, and reliability. Work Environment This position is 100% onsite in the San Fernando Valley, CA and involves direct interaction with engineering, manufacturing, and physical equipment.
NewSr. Mechanical Engineer - MEP Consulting Marx Okubo and Assoc.Sr. Mechanical Engineer - MEP ConsultingPasadena, CA$135,000–$155,000 / yearJob Description As a trusted national architecture/engineering/construction consulting firm, Marx Okubo works with real estate owners, investors, and lenders—at every point of the property lifecycle—to evaluate their building projects, solve complex challenges and implement tailored solutions. Ideal candidates will possess a BSME or BSAE w/mechanical specialty, PE, and at least 15 years' experience in the engineering design and evaluation of large scale building mechanical, electrical, plumbing and fire protection systems .
NewMechanical Engineer RimePro IncMechanical EngineerCosta Mesa, CA$135,000–$150,000 / yearAs a Senior/Lead Mechanical Engineer, you will be responsible for leading preconstruction design efforts and design meetings, working closely with project teams to ensure seamless coordination. With a strong reputation for excellence in mechanical engineering and HVAC system design, we are seeking a Senior/Lead Mechanical Engineer to join our team onsite in Costa Mesa, CA.
NewManufacturing Mechanical Engineer Waev IncManufacturing Mechanical EngineerAnaheim, CAThe Manufacturing Engineer will also design and maintain kanban systems, support process and layout improvements, and work cross-functionally with Production, Quality, and Supply Chain to quickly resolve issues and drive continuous improvement on the manufacturing floor. Founded in 1949, Taylor-Dunn burden carriers, personnel carriers, and stockchasers have been trusted solutions in a broad range of commercial environments and provide premium reliability, safety features, and all-electric efficiency for industrial grade applications.
NewMechanical Engineer II - III Syska Hennessy GroupMechanical Engineer II - IIILos Angeles, CA$75,667–$120,335 / yearAs a Mechanical Engineer II - III you will be responsible for creating basic designs under the direction of senior engineers and/or senior designers, performing equipment selections, and load/energy and pressure drop calculations for a variety of projects and project sizes. Additional responsibilities include: Represent Syska Hennessy Group and work in close contact with and effectively interact with the internal design team as well as external clients and consultants (including owners, builders, developers, program managers, architects, vendors, etc.).
NewMechanical 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.
NewSenior 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.
NewMechanical Engineer AstrolabMechanical EngineerHawthorne, CAWe are singularly focused on designing, building, and operating a fleet of multi-purpose commercial planetary rovers to extend and enhance humanity’s presence in the solar system. Develop test plans to validate and qualify mechanical subsystems for flight, coordinating with both inhouse and external test facilities to execute testing.
NewMechanical Engineer ActalentMechanical EngineerIrvine, CA$43–$53 / hourThe Mechanical Engineer provides hands-on support for automated manufacturing equipment, tooling, filling systems, welding operations, and packaging processes, while driving equipment reliability, quality improvements, and process optimization in a GMP-regulated environment. The engineer works closely with production, maintenance, quality, and technical teams on the manufacturing floor, frequently interacting with automated equipment, filling systems, welding stations, and packaging lines.
NewSenior Opto-Mechanical Engineer (High-Power Lasers) FreeformSenior Opto-Mechanical Engineer (High-Power Lasers)Los Angeles, CA$120,000–$200,000 / yearJob Description SENIOR OPTO-MECHANICAL ENGINEER (HIGH-POWER LASERS) Freeform builds AI-native manufacturing systems that unify software, hardware, and physics to produce industrial-scale parts at the speed of human ideation. You will fully own the design of custom hardware and opto-mechanical-electrical devices, as well as implement novel laser and camera solutions to enable sophisticated closed loop control.
NewMechanical Engineer - Mission Critical Harley Ellis DevereauxMechanical Engineer - Mission CriticalLos Angeles, CAHave a strong understanding of mission critical HVAC systems, including but not limited to Fan Coil Walls, MDR/MMR CRAHs, air and water cooled chiller systems, and liquid cooling systems. The Mechanical Engineer is a technical expert and design leader responsible for shaping high-performance, integrated mechanical engineering solutions across major and complex projects.
NewMechanical Engineer II Attalon, Inc.Mechanical Engineer IIMonrovia, CA$74,000–$126,500 / yearBy utilizing its pioneering Volume Bragg Grating (VBG) technology and SureLock™ wavelength-stabilized semiconductor lasers, Monrovia supplies high-precision, cutting-edge products to rapidly expanding fields like Raman spectroscopy, bio-instrumentation, datacom, scientific research, and high-power industrial lasers. In this role, you will design and develop advanced automation tooling and robotic fixtures, support the creation and hands-on integration of spectroscopy systems, and define production workflows for laser machining and pick and place operations.
NewSenior Mechanical Engineer Sonendo IncSenior Mechanical EngineerLaguna Hills, CA$110,000–$125,000 / yearThe Senior Mechanical Engineer is a professional member of the R&D team responsible for design, analysis, fabrication, and testing of mechanical systems, sub-systems, and components in support of new product development and the improvement of existing products. Develop and execute engineering studies and analysis of problems of moderate complexity utilizing the appropriate tools and methods (DOE, Minitab, FEA, Mold flow, thermal analysis, etc.).
NewMechanical Engineer - Plumbing Harley Ellis DevereauxMechanical Engineer - PlumbingLos Angeles, CAIndividuals in this role are expected to deepen their technical knowledge, begin supporting client interaction, and develop the critical thinking required for future engineering leadership roles. An understanding of the financial status of projects as they progress, development of cost budgets for projects, value of client relationships and be able to deliver projects with a focus on the quality is preferred.
NewSenior Mechanical Engineer IcarusSenior Mechanical EngineerLos Angeles, CA$120,000–$220,000 / yearIcarus deliberately optimizes for a high signal (engineers) to noise (management) ratio, where engineering, flight, and execution matter more than process, politics, or management overhead. We build solar-powered aircraft that fly at 60,000 ft for weeks at a time, delivering persistent, affordable, and scalable presence from this layer of the atmosphere.
NewSenior Mechanical Engineer (Testing) Percy TowersSenior Mechanical Engineer (Testing)Los Angeles, CAIdeal Fit: 4–15 years of experience in mechanical test engineering for high-reliability hardware (aerospace, automotive, defense, etc.). Build and manage data acquisition systems (DAQ) and analyze results using Python, MATLAB, or LabVIEW.
NewSenior Mechanical Engineer FluxergySenior Mechanical EngineerIrvine, CA$135,000–$150,000 / yearTeam culture: - Positive - Proactive - Accountable - Team oriented - Continuous learner - Great communicator - Build strong working relationships - Contribute to a productive team culture What You Will Do Design and develop mechanical subsystems, assemblies, and components using SolidWorks, from concept through design transfer and production. About the Role As a Senior Mechanical Engineer, you will help develop and commercialize next-generation diagnostic systems by designing robust electromechanical solutions from concept through production.
NewMechanical Engineer - Healthcare Harley Ellis DevereauxMechanical Engineer - HealthcareLos Angeles, CAThis role manages major portions of mechanical and plumbing scopes, guides QAQC efforts, mentors team members, and represents the discipline in client-facing settings. The Mechanical Engineer is a technical expert and high-level engineer who experienced in healthcare, responsible for technical execution, design leadership, and interdisciplinary coordination of complex mechanical systems.
NewAvionics Mechanical Engineer (All levels) Impulse SpaceAvionics Mechanical Engineer (All levels)Redondo Beach, CAThis position requires applicants to be either U.S. Persons (i.e., U.S. citizen, U.S. national, lawful permanent U.S. resident (green card holder), an individual granted asylum in the U.S., or an individual admitted in U.S. refugee status) or persons eligible to obtain an export license from the U.S. Departments of State, Commerce, or other applicable U.S. government agencies. Lead and contribute to CoDRs, PDRs, and CDRs, clearly communicating design rationale, tradeoffs, and risks to cross-functional stakeholders.
NewSenior Mechanical Engineer Relativity SpaceSenior Mechanical EngineerLong Beach, CA$132,000–$198,000 / 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. The Stage Fluids team is responsible for the design and delivery of propellant, pressurant, pneumatics, and other fluid systems that turn structures into functioning rockets!