Mechanical Engineer, Structures CHAOS IndustriesMechanical Engineer, StructuresEl Segundo, California$110,000–$138,000 / yearCHAOS is seeking a Mechanical Engineer – Structures to provide high-value, hands-on mechanical expertise for the integration of ruggedized electronics, effectors, and mission-critical hardware into ground- and sea-mobile platforms for aerospace and defense applications. The ideal candidate has strong hands-on mechanical CAD and system integration experience, demonstrated prototyping skills, a deep understanding of ruggedized hardware design, and a proven ability to work independently and guide cross-disciplinary engineering efforts.
Senior Mechanical Engineer - Lethality ANDURIL INDUSTRIESSenior Mechanical Engineer - LethalityCosta Mesa, CA$166,000–$220,000 / yearTeam members are expected to take ownership, work directly with vehicle teams, collaborate across engineering and operations, and rapidly turn technical concepts into reliable, safe, and performant systems that can be produced and deployed at scale. 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.
Mechanical Engineer Neon AerospaceMechanical EngineerIrvine, California$110,000–$165,000 / yearYou’ll be directly involved in designing the mechanical building blocks that make complex systems work—helping ensure performance, reliability, manufacturability, and cost targets are met. We’re looking for a Mechanical Engineer to help design and integrate complex mechanical and electromechanical systems powering next-generation hardware—spanning positioning, propulsion, environmental control, and energy management.
Senior Mechanical Engineer, Drones ANDURIL INDUSTRIESSenior Mechanical Engineer, DronesCosta Mesa, CA$146,000–$194,000 / yearTo 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. This third-party service provider provides risk-intelligence services that may include analysis of sanctions and watchlists, adverse media, public-record information, and other lawful open-source or commercial data sources.
Sr. Mechanical Engineer Neon AerospaceSr. Mechanical EngineerIrvine, California$150,000–$250,000 / yearYou’ll work across high-performance domains- positioning, propulsion, environmental control, energy management, and related technologies—supporting programs in aerospace, advanced mobility, robotics, and transportation. In this role, you’ll be a key driver of system-level execution—owning critical subsystems and making early decisions that determine whether hardware ships on time, at cost, and at quality.
Staff Mechanical Engineer, Space ANDURIL INDUSTRIESStaff Mechanical Engineer, SpaceCosta Mesa, CA$191,000–$253,000 / yearWe're developing fully integrated hardware and software systems, including Lattice for Space Missions and modular payloads, to address growing threats in space and ensure our Guardians maintain a decisive advantage in this contested war-fighting domain. 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.
Mechanical Engineer CHAOS IndustriesMechanical EngineerEl Segundo, California$110,000–$138,000 / yearIn this role, you will support the design and mechanical integration of military electronics and effector systems with critical platform structures and mechanisms, working alongside senior engineers on design challenges ranging from compact electronics enclosures to larger structural or mechanism assemblies. CHAOS is seeking a Mechanical Engineer to join our team providing hands-on mechanical expertise for the integration of ruggedized electronics, effectors, and mission-critical hardware into ground- and sea-mobile platforms for aerospace and defense applications.
NewSr Mechanical Engineer Fortive CorporationSr Mechanical EngineerIrvine, CA$101,200–$169,050 / yearActs as a resource for less experienced engineers and contributes to innovative, Responsibilities : + Plan and conduct mechanical design and development for complex components and subsystems, applying advanced engineering principles. We're a force for progress, working alongside our customers and partners to solve challenges on a global scale, from workplace safety in the most demanding conditions to advanced technologies that help providers focus on exceptional patient care.
Mechanical Engineer III Benchmark Electronics IncMechanical Engineer IIISanta Ana, CA4 year Engineering or Technical Degree preferred or equivalent combination of education and experience as approved by senior management; 5+ years of experience in mechanical engineering, including 3D modeling and CAD4 year Engineering or Technical degree preferred or equivalent combination of education and experience as approved by senior management. Demonstrate an intermediate level understanding of various advanced technologies with an area of expertise in at least one of the following areas: sheet-metal, plastic parts, castings, electromechanical mechanisms, machined parts and the processes and tooling and technologies used for manufacture.
Senior Mechanical Integration & Test Engineer Turion SpaceSenior Mechanical Integration & Test EngineerIrvine, California$125,000–$175,000 / yearFrom on-orbit inspection and debris removal to autonomous spacecraft operations powered by Starfire OS, Turion’s growth depends on disciplined capital planning, clear financial insight, and strong executive decision support. To 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.
Senior Mechanical Engineer, Intelligence Systems ANDURIL INDUSTRIESSenior Mechanical Engineer, Intelligence SystemsSanta Ana, CA$146,000–$194,000 / yearTo 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. This third-party service provider provides risk-intelligence services that may include analysis of sanctions and watchlists, adverse media, public-record information, and other lawful open-source or commercial data sources.
Opto Mechanical Engineer Matter IntelligenceOpto Mechanical EngineerEl Segundo, CaliforniaTranslate optical sensitivities and requirements into mechanical, thermal, and manufacturing requirements; decompose system requirements into optical and mechanical requirements, generate error trees, budgets, and allocations across wavefront, spectral, and mechanical parameters, and derive component specifications, drawings, and statements of work. Welcome to Matter, where we are building the future of vision AI: pairing a world-first sensor that sees molecular chemistry, temperature, and 3D shape with a Large World Model that will be the most powerful intelligence engine for the physical world.
Mechanical Engineer Facilities Space Exploration Technologies CorpMechanical Engineer FacilitiesHawthorne, CA$100,000–$117,500 / yearITAR REQUIREMENTS: To 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. You may also be eligible for long-term incentives, in the form of company stock, stock options, or long-term cash awards, as well as potential discretionary bonuses and the ability to purchase additional stock at a discount through an Employee Stock Purchase Plan.
Sr. Mechanical Engineer, Electrical Integration Rivian Automotive IncSr. Mechanical Engineer, Electrical IntegrationTustin, CA$107,800–$134,800 / yearResponsibilities Integrate Printed Circuit Boards into an actuation system, including specification of thermal paste and conformal coating Integrate press-fit components into a Printed Circuit Board Assembly Analyze PCBs, ICs, and press-fit components for mechanical failure modes (deflection, temperature, contamination, humidity) Perform 3D modeling and generate drawings of components and assemblies Collaborate with cross-functional teams Coordinate validation efforts with Tier 1 and Tier 2 suppliers Develop and execute design verification plans and reports (DVP&R) Lead and maintain design failure mode and effects analyses (DFMEAs) Prototype and iterate designs to validate functionality Qualifications Bachelor's Degree in Mechanical Engineering or related technical field and 3+ years of experience, OR Master's Degree in Mechanical Engineering or related technical field and 1+ years of experience. First principles approach to problem solving PCB Integration experience (mechanical, thermal) Deep understanding of Printed Circuit Board and IC mechanical failure modes Proficient in 3D/2D CAD (Catia V5/V6 preferred) Strong knowledge of GD&T and tolerance stack-up analysis Familiarity with PLM systems, BOM structuring, engineering changes, and deviation processes Pay Disclosure Salary Range California-Based Applicants: $107,800-$134,800 (actual compensation will be determined based on experience, and other factors permitted by law).
Mechanical Engineer Starship Space Exploration Technologies CorpMechanical Engineer StarshipHawthorne, CA$100,000–$115,000 / yearITAR REQUIREMENTS: To 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. You may also be eligible for long-term incentives, in the form of company stock or long-term cash awards, as well as potential discretionary bonuses and the ability to purchase additional stock at a discount through an Employee Stock Purchase Plan.
Mechanical Engineer, Printer Design & Manufacturing Raptor Space Exploration Technologies CorpMechanical Engineer, Printer Design & Manufacturing RaptorHawthorne, CA$100,000–$117,500 / yearITAR REQUIREMENTS: To 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. In this hands-on position, you will train technicians, create production plans and work instructions, collaborate with design and supply chain engineering, and design printer hardware, tooling, and shop aids.
2026 Early Career Mechanical Engineer ANDURIL INDUSTRIES2026 Early Career Mechanical EngineerCosta Mesa, CA$100,000–$110,000 / yearTo 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. This third-party service provider provides risk-intelligence services that may include analysis of sanctions and watchlists, adverse media, public-record information, and other lawful open-source or commercial data sources.
Advanced Manufacturing Engineer - Electro Mechanical Rivian Automotive IncAdvanced Manufacturing Engineer - Electro MechanicalIrvine, CA$154,000–$192,500 / yearRivian may use your Candidate Personal Data for the purposes of (i) tracking interactions with our recruiting system; (ii) carrying out, analyzing and improving our application and recruitment process, including assessing you and your application and conducting employment, background and reference checks; (iii) establishing an employment relationship or entering into an employment contract with you; (iv) complying with our legal, regulatory and corporate governance obligations; (v) recordkeeping; (vi) ensuring network and information security and preventing fraud; and (vii) as otherwise required or permitted by applicable law. Rivian may share your Candidate Personal Data with (i) internal personnel who have a need to know such information in order to perform their duties, including individuals on our People Team, Finance, Legal, and the team(s) with the position(s) for which you are applying; (ii) Rivian affiliates; and (iii) Rivian's service providers, including providers of background checks, staffing services, and cloud services.
Mechanical Engineer II RAVE AerospaceMechanical Engineer IIBrea, California$97,500–$110,000 / yearThe Mechanical Engineer II is responsible for designing, developing, and testing all aspects of mechanical components and has a significant impact on product innovation, cost, schedule, and feature sets. In addition to a comprehensive package of health benefits that include company contributions, RAVE Aerospace offers a variety of additional benefits and perks to enhance your work-life balance experience including but not limited to: Discretionary bonus program.
Sr. Mechanical Engineer - Closures Mechanisms Rivian Automotive IncSr. Mechanical Engineer - Closures MechanismsIrvine, CARivian may use your Candidate Personal Data for the purposes of (i) tracking interactions with our recruiting system; (ii) carrying out, analyzing and improving our application and recruitment process, including assessing you and your application and conducting employment, background and reference checks; (iii) establishing an employment relationship or entering into an employment contract with you; (iv) complying with our legal, regulatory and corporate governance obligations; (v) recordkeeping; (vi) ensuring network and information security and preventing fraud; and (vii) as otherwise required or permitted by applicable law. Rivian may share your Candidate Personal Data with (i) internal personnel who have a need to know such information in order to perform their duties, including individuals on our People Team, Finance, Legal, and the team(s) with the position(s) for which you are applying; (ii) Rivian affiliates; and (iii) Rivian's service providers, including providers of background checks, staffing services, and cloud services.