NewMechanical Engineer ATOMSMechanical EngineerSan Francisco, California$114,000–$280,000 / yearWho we are Pronto AI is a global leader in commercializing autonomous vehicle (AV) technology, deploying Autonomous Haulage Systems (AHS) that automate operations in mines, quarries, and construction sites worldwide. You will be responsible for owning designs through prototype and assembly as well as installing systems onto vehicles as large as 100+ ton haul trucks, while developing documentation to scale installations.
Sr Mechanical Engineer AECOMSr Mechanical EngineerOakland, CA$140,000–$175,000 / yearReqID:** J10153511 **Business Line:** B&P - Buildings & Places **Business Group:** DCS **Strategic Business Unit:** West **Career Area:** Engineering **Work Location Model:** Hybrid **Compensation:** USD 140000 - USD 175000 - yearly AECOM’s Bay Area Buildings + Places team is seeking a **Senior Mechanical Engineer** to provide technical leadership, mentor emerging talent, and deliver complex HVAC and building systems solutions across a diverse portfolio of projects.
Mechanical Engineer SubstrateMechanical EngineerSan Francisco, California$150,000–$275,000 / yearYou must be comfortable supporting scientists, engineers, and technical specialists working on parallel projects across multiple locations including external production sites. This role requires deep hands-on engineering experience in high-precision manufacturing environments combined with the ability to work autonomously on complex technical challenges.
Mechanical Engineer - Serviceability Artech LLCMechanical Engineer - ServiceabilityFoster City, CA$70–$73.99 / hourAdditionally, you will spend time with the field team evaluating the products and identifying changes that will improve overall serviceability and maintainability. You will collaborate with Vehicle Engineering, Manufacturing, Industrial Design, and Prototyping to advocate for core initiatives that support the service optimization of our products.
NewMechanical Engineer Intern (Spring 2027) ZiplineMechanical Engineer Intern (Spring 2027)San Francisco, CAExamples of previous intern projects include designing, building, testing, and running: flexible blind-mate ducting connection between an aircraft and a ground-based cooling station, allowing for aircraft battery temperature regulation during charging and pre-flight preparation. Mechanical Engineers at Zipline go deep in their area of ownership, become experts in the problem domain, define requirements for their systems, rapidly develop creative and simple solutions, and prove with testing that their system meets the rigors and edge-cases of real-world deployment.
NewMechanical Engineer Intern (Summer 2027) ZiplineMechanical Engineer Intern (Summer 2027)San Francisco, CAExamples of previous intern projects include designing, building, testing, and running: flexible blind-mate ducting connection between an aircraft and a ground-based cooling station, allowing for aircraft battery temperature regulation during charging and pre-flight preparation. Mechanical Engineers at Zipline go deep in their area of ownership, become experts in the problem domain, define requirements for their systems, rapidly develop creative and simple solutions, and prove with testing that their system meets the rigors and edge-cases of real-world deployment.
Lead Mechanical Engineer Eaton CorporationLead Mechanical EngineerPleasanton, CA$117,000–$172,000 / yearThis role requires an experienced mechanical engineer who can own and execute the full mechanical product design cycle, from customer requirements and concept development through detailed design analysis, material selection, DFx implementation, prototype builds, product release, manufacturing development, and transfer to mass production. Own the full mechanical product development cycle, including customer requirements, concept development, mechanical architecture, detailed design analysis, material selection, DFx, prototype builds, validation support, engineering release, manufacturing development, and transfer to mass production.
NewStaff Mechanical Engineer – HV & LV Harness Design Technical Talent GroupStaff Mechanical Engineer – HV & LV Harness DesignSan Francisco, CAThe ideal candidate brings deep experience designing complex harness systems for high-volume electromechanical products and can balance performance, reliability, manufacturability, cost, and serviceability throughout the product lifecycle. We are seeking a Staff Mechanical Engineer to lead the mechanical design and development of low-voltage and high-voltage wire harness systems for large-scale battery and energy storage platforms.
Mechanical Engineer Chariot DefenseMechanical EngineerSan Bruno, CA$130,000–$180,000 / yearIntegrated Systems: Develop mechanical designs that involve the complex and multivariable mechanical integration of next-gen energy storage, advanced material types, complex thermal solutions, power electronic hardware, dense PCBAs, and efficient harnessing for the tightest packaged, most efficient, and highest performing end-product. Preferred : Experience designing and working directly with low and high voltage systems, high current/ high voltage power distribution, high voltage safety, and thermal management of lithium-ion batteries (or other energy storage) and voltage regulating power electronics.
Senior Mechanical Engineer Dalia ConsultingSenior Mechanical EngineerSan Francisco, CAWe're looking for a licensed Mechanical Engineer who wants more than a stamp and a stack of drawings — someone ready to shape the mechanical systems of tomorrow's buildings while shaping their own career path toward leadership. Projects span multiple sectors, so you won't be stuck doing the same building type for years — you'll build a broad, resume-defining portfolio while working with a team that genuinely enjoys solving hard problems together.
Staff Mechanical Engineer Agility RoboticsStaff Mechanical EngineerFremont, CA$185,000–$240,000 / yearDemonstrated experience in mechanism design, electronics packaging, and knowledge of various types of motors, encoders, sensors, power transmission, and drive-train-related components such as gears, splines, lead screws, linear guides, harmonic drive actuators, etc. Agility's commercially deployed humanoids operate alongside teams in warehouses, manufacturing facilities, and distribution centers—tackling physically demanding and repetitive tasks while enabling workers to focus on higher-value work.
Senior Mechanical Engineer Span.IOSenior Mechanical EngineerSan Francisco, CAYour work directly enables the productivity of a broader engineering bench, including multiple senior and senior staff engineers in India whose effectiveness depends on a strong, well-organized partnership across time zones. Architecting an improved international 2D CAD collaboration workflow - file structure, drawing templates, intake process, status tracking - in partnership with engineering leadership across both offices.
Senior Mechanical Engineer - Valves & Fluid Systems Motive CompaniesSenior Mechanical Engineer - Valves & Fluid SystemsAlameda, CAThis is a high-accountability, hands-on engineering position where you'll collaborate with technicians, test engineers, and manufacturing teams to ensure hardware is designed, tested, and delivered on time. Preferred Skills / MultipliersExperience designing and qualifying high-pressure (6000+ psi) or cryogenic systems (LOX, RP-1, etc.).
Mechanical Engineer III PM GroupMechanical Engineer IIIPleasanton, California$95,000–$150,000 / yearThe Mechanical Engineer III will be mentored by the senior level Mechanical Engineering team members and will assist with the development of design documents such as P&ID’s, utility consumption summaries, plant & process utility distribution systems, pressurization plans, airflow diagrams, ductwork & piping plans, equipment/construction specifications, temperature & humidity control calculations, etc. The ability to successfully handle multiple real-time complex project and operational tasks as well as maintain a strong work ethic and drive to deliver for clients as a collaborative colleague are a must for this role.
Staff Mechanical Engineer Velo3dStaff Mechanical EngineerFremont, CA$175,000–$200,000 / year8+ years' experience designing manufacturing systems for semiconductor, machining, automation, materials processing, or other related industrial capital equipment applications (Additive Manufacturing, Semiconductor, Solar, Robotics, CNC, or Biomedical Manufacturing Equipment Design Engineering experience). The VELO3D award-winning solution includes an integrated offering of hardware and software: Sapphire metal AM production printer, Flow print preparation software, Assure quality assurance and control system, and an integrated manufacturing process that runs throughout the printing operation.
Senior Mechanical Engineer Velo3dSenior Mechanical EngineerFremont, CA$145,000–$170,000 / year6+ years' experience designing manufacturing systems for semiconductor, machining, automation, materials processing, or other related industrial capital equipment applications (Additive Manufacturing, Semiconductor, Solar, Robotics, CNC, or Biomedical Manufacturing Equipment Design Engineering experience). The VELO3D award-winning solution includes an integrated offering of hardware and software: Sapphire metal AM production printer, Flow print preparation software, Assure quality assurance and control system, and an integrated manufacturing process that runs throughout the printing operation.
Aerospace Mechanical Engineer Approach VentureAerospace Mechanical EngineerAlameda, California$120,000–$160,000 / yearAs a Mechanical Engineer, you will support the design, development, testing, and integration of hardware across multiple vehicle and launch platform subsystems, helping bring complex engineering concepts from initial design through validation. You'll work closely with experienced engineers across multiple disciplines, contributing to hardware that is designed, built, tested, and continuously improved through rapid development cycles.
Mechanical Engineer TerranovaMechanical EngineerBerkeley, CaliforniaBacked by leading climate and American dynamism investors, Terranova builds intelligent robotic systems to terraform the Earth itself - lifting land, restoring wetlands, and protecting critical infrastructure from floods and sea-level rise. Comfortable with the pace and intensity of early-stage startup life, including long days, 6-day workweeks, and extended field hours.
Manufacturing Mechanical Engineer SesameManufacturing Mechanical EngineerSan Francisco, CaliforniaYou'll work directly with our contract manufacturers and tooling partners in Taiwan, Japan and Vietnam — defining assembly processes, specifying and reviewing fixtures, running DOEs, and driving failure analysis when builds don't behave. Our team brings together founders from Oculus and Ubiquity6, alongside proven leaders from Meta, Google, and Apple, with deep expertise spanning hardware and software.
Mechanical Engineer Agility RoboticsMechanical EngineerFremont, CA$133,000–$172,000 / yearAgility's commercially deployed humanoids operate alongside teams in warehouses, manufacturing facilities, and distribution centers—tackling physically demanding and repetitive tasks while enabling workers to focus on higher-value work. We are responsible for delivering advanced and reliable designs that meet a complex set of requirements to our customers, including software developers, applications engineers, manufacturing engineers and ultimately to fleet deployment managers.