Senior Mechanical Engineer Rethink recruitSenior Mechanical EngineerFremont, CaliforniaYou will own the transition from working prototype to production-ready design at a contract manufacturer — designing for manufacturability from day one, driving DFM reviews, resolving first-article failures, and ensuring your designs survive the gap between “works in the lab” and “ships at volume.” • Deep familiarity with manufacturing processes and when to apply each: CNC machining (3- and 5-axis), injection molding, die casting, sheet metal, MIM, investment casting, and surface finishing; understanding of tradeoffs across cost, tolerance, lead time, and volume.
Senior Propulsion Component Engineer AmcaSenior Propulsion Component EngineerEl Segundo, CaliforniaToday, we operate seven factories nationwide, including our advanced prototyping and testing headquarters in El Segundo, and deliver avionics, hydraulic, and electrical components for platforms such as the F-35, F-16, F/A-18, 737MAX, 787, A320neo, A321, Mk-48, and M1 Abrams. To help close that gap, Amca rapidly develops and manufactures new critical components and subsystems required to build and sustain the planes, military vehicles, and core infrastructure America needs.
Sr. Fluid Dynamics, Attributes Engineer RivianSr. Fluid Dynamics, Attributes EngineerIrvine, California$121,500–$151,900 / yearFull timeRivian 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 LeidosMechanical EngineerWharton, New Jersey$107,900–$195,050 / yearThe ideal candidate will possess a deep understanding of fluid mechanics and numerical methods, writing custom code and running complex simulations and will be responsible for developing new analytical tools with the team, conducting high-fidelity simulations, and reporting results for design and engineering decisions. June 18, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Mechanical Engineer, Demand Management FluidstackMechanical Engineer, Demand ManagementAustin, TexasIf there is an error with your submission and you did not receive a confirmation email, please email careers@fluidstack.io with your resume/CV, the role you've applied for, and the date you submitted your application-- someone from our recruiting team will be in touch. Powerful AI will be the biggest lever for human choice we've ever built - but only if models are aligned with what humanity actually wants.
Senior Mechanical Engineer ASM International NVSenior Mechanical EngineerPhoenix, AZWith more than 4,500 ASMers representing 70 nationalities, our people and our advanced semiconductor devices are playing a crucial role in trends such as 5G, cloud computing, AI, and autonomous driving. As part of ASM's Global Hardware Platform team, you'll help shape the future of semiconductor technology by designing mechanical hardware for our advanced process chambers.
Principal Mechanical Engineer, Next-Gen Sequencing Systems, Research & Early Development RochePrincipal Mechanical Engineer, Next-Gen Sequencing Systems, Research & Early DevelopmentFrom robust sample isolation and preparation tools to novel sequencing technology and advanced bioinformatics, we are developing differentiated, highly integrated end-to-end solutions for next-generation sequencing, resulting in a sample in, result out workflow. You have demonstrated hands-on experience designing, developing, and testing complex electro-mechanical, pneumatic, thermal, or fluidic assemblies, preferably for life science or diagnostic instrumentation.
Principal Mechanical Engineer, Next-Gen Sequencing Systems, Research & Early Development F. Hoffmann-La Roche LtdPrincipal Mechanical Engineer, Next-Gen Sequencing Systems, Research & Early DevelopmentSanta Clara, CA$110,400–$205,400 / yearFrom robust sample isolation and preparation tools to novel sequencing technology and advanced bioinformatics, we are developing differentiated, highly integrated end-to-end solutions for next-generation sequencing, resulting in a sample in, result out workflow. You have demonstrated hands-on experience designing, developing, and testing complex electro-mechanical, pneumatic, thermal, or fluidic assemblies, preferably for life science or diagnostic instrumentation.
Mechanical Engineer Booz Allen HamiltonMechanical EngineerRoseville, CaliforniaKnowledge of engineering and physics principles as they apply to hardware design and product development, including material science, geometric dimensioning and tolerancing, mechanics of materials, basic physics, statics, kinematics, and thermodynamics. In this position, you will apply advanced engineering skills, extensive technical expertise, and full industry knowledge to identify solutions for flight platforms, oversee the design of flight hardware, and interface with vendors and stakeholders to ensure mechanical requirements are met.
Contamination Modeling And Aerospace Engineer Booz Allen Hamilton Inc.Contamination Modeling And Aerospace EngineerHouston, TX$86,900–$198,000 / yearExperience developing and maintaining software to implement analytical and computational models, and developing modeling framework for spacecraft material outgassing and contaminant transport, utilizing direct simulation Monte Carlo (DSMC) or numerical methods. Onsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role.
Principal Turbomachinery Test Responsible Engineer Relativity SpacePrincipal Turbomachinery Test Responsible EngineerLong Beach, CA$185,000–$277,000 / 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. Our team partners heavily with manufacturing, test, launch, and integration teams, striving to develop our engines in record time and to support Terran R's first launch in 2026.
System Design Engineer, EM Pump ProtingentSystem Design Engineer, EM PumpBellevue, WARemote$69–$115 / hourGenerate design package for pumps, pump support systems, sub-systems, and equipment designs including coordination of calculations, design reports, mechanical drawings, and engineering design specifications. About Protingent: Protingent is an Award-Winning provider of top-tier Engineering and IT talent, trusted by companies at the forefront of innovation — from Software and Aerospace to AI, Clean Tech, Medical Devices, and Connected Technologies .
Senior Turbomachinery Test Responsible Engineer Relativity SpaceSenior Turbomachinery Test Responsible 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. Our team partners heavily with manufacturing, test, launch, and integration teams, striving to develop our engines in record time and to support Terran R's first launch in 2026.
Staff Turbomachinery Test Responsible Engineer Relativity SpaceStaff Turbomachinery Test Responsible EngineerLong Beach, CA$164,000–$246,000 / 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. Our team partners heavily with manufacturing, test, launch, and integration teams, striving to develop our engines in record time and to support Terran R's first launch in 2026.
Contamination Modeling and Aerospace Engineer Booz Allen Hamilton IncContamination Modeling and Aerospace EngineerHouston, TX$86,900–$198,000 / yearExperience developing and maintaining software to implement analytical and computational models, and developing modeling framework for spacecraft material outgassing and contaminant transport, utilizing direct simulation Monte Carlo (DSMC) or numerical methods. Onsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role.
Mechanical Engineer - Aerial Targets Griffon Aerospace IncMechanical Engineer - Aerial TargetsMadison, ALGriffon Aerospace, a leader in the Unmanned Aerial System (UAS) industry, is seeking a talented Aerial Target Mechanical Engineer to support our aerial target and unmanned aircraft product lines. Conduct engineering analyses using CAD, FEA, or CFD tools (e.g., SolidWorks, ANSYS) to support fielded air vehicle and launcher hardware.
Lead Aeromechanical Engineer Askari DefenseLead Aeromechanical EngineerAtlanta, GeorgiaYou will lead holistic vehicle performance trade studies across aerodynamics, structures, thermal, power systems, and vibration , converge on the optimal full-system design, and physically translate performance and aerodynamic targets into a real, manufacturable airframe through CAD, prototyping, test, and flight. Vehicle Performance Trade Studies: Run holistic vehicle performance trade studies across aerodynamics, structures, thermal, power systems, including motors, propellers, and batteries, and vibration to optimize for the best full-system design.
Senior Mechanical Analysis Engineer Global Laser EnrichmentSenior Mechanical Analysis EngineerWilmington, NCReporting to the Mechanical Engineering Manager, the Senior Mechanical Analysis Engineer will serve as GLE's technical specialist for advanced mechanical and fluid analysis supporting the development of first-of-a-kind uranium enrichment technology. The role will perform and guide structural, thermal, fluid, and multiphysics analyses used to evaluate designs, understand equipment performance, resolve technical issues, and support engineering decisions.
Senior AI Inference Engineer - Model Optimization & Deployment ZooxSenior AI Inference Engineer - Model Optimization & DeploymentFoster City, CA$225,000–$305,000 / yearIn this role, you will: Optimize large-scale models (Multi-Modal Sensor Fusion models, LLMs, VLMs) using advanced quantization (PTQ, QAT), pruning, mixed-precision inference frameworks, and parameter-efficient fine-tuning (LoRA, QLoRA). Proven experience optimizing large-scale models (Multi-Modal Sensor Fusion models, LLMs, VLMs/VLAs) utilizing Efficient Attention mechanisms (e.g., FlashAttention, Linear Attention), KV-cache optimization (e.g., PagedAttention) and Speculative Decoding.
NewTurbomachinery Test Responsible Engineer II Relativity SpaceTurbomachinery Test Responsible Engineer IILong Beach, CaliforniaAny 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. Our team partners heavily with manufacturing, test, launch, and integration teams, striving to develop our engines in record time and to support Terran R's first launch in 2026.