Principal Mechanical Engineer Metals and Materials Intuitive Surgical IncPrincipal Mechanical Engineer Metals and MaterialsSunnyvale, CAIntuitive Surgical, Inc. produces the da Vinci Surgical System, a minimally invasive robotic surgery system that uses highly complex mechanics, replaceable instruments and accessories, and enhanced three-dimensional visualization to extend surgical technique and precision beyond the limits of the human hand. We are seeking a skilled Metals & Materials Technology Expert to join our Core Instruments team, focusing on the performance, reliability, and manufacturability of high-performance metallic materials used in robotic surgical instruments.
Staff Mechanical Engineer II-VI Optical Systems, Inc.Staff Mechanical EngineerFremont, CAWe are a vertically integrated manufacturing company that develops innovative products for diversified applications in the industrial, optical communications, military, life sciences, semiconductor equipment, and consumer markets. Experience in semiconductor laser diodes, laser alignment, diode laser packaging, fiber optics, fiber coupled lasers, fiber lasers, and diode laser optics.
Mechanical Engineer, Powertrain Integration ArcherMechanical Engineer, Powertrain IntegrationSan Jose, CA$144,000–$198,000 / yearArcher is an aerospace company based in San Jose, California building an all-electric vertical takeoff and landing aircraft with a mission to advance the benefits of sustainable air mobility. Our sights are set high and our problems are hard, and we believe that diversity in the workplace is what makes us smarter, drives better insights, and will ultimately lift us all to success.
Mechanical Engineer II Xona Space SystemsMechanical Engineer IIBurlingame, CaliforniaWith Pulsar – the world’s most advanced PNT satellite infrastructure in Low Earth Orbit – Xona will offer a future-proof, backwards-compatible global positioning system optimized for absolute precision, superior power, and robust protection. From spacecraft payload electronics to antennas to MGSE (mechanical ground support equipment), your work will ensure the end-to-end RF broadcast system delivers Xona’s high-accuracy and high-precision PNT service.
Sr. Mechanical Engineer Reliable Robotics CorporationSr. Mechanical EngineerMountain View, California$180,000–$260,000 / yearThe hardware focus is on high reliability safety critical mechanisms and structures, with significant cross-functional development with the Systems, Avionics, GNC, Software, Manufacturing, and Flight Test teams. We are a team of mission-driven engineers with experience across aerospace, robotics and self-driving cars working to make this future a reality.
Mechanical Engineer Aurelius SystemsMechanical EngineerSan Francisco, CaliforniaWe need a Mechanical Engineer focused on design ruggedization across Archimedes — survivability across shock, vibration, moisture, and environmental extremes for a fiber laser system in a deployable, field-rugged package. Aurelius Systems is a VC backed defense tech startup building autonomous, edge deployed directed energy systems for counter-UAS.
Staff R&D Mechanical Engineer, Robotics Capstan MedicalStaff R&D Mechanical Engineer, RoboticsSanta Cruz, CaliforniaReports to: Managing Principle Mechanical Engineer, R&D Workplace Type: Hybrid, on-site in Santa Cruz an average of 4-days per week At Capstan Medical, we’re building one of the most exciting and innovative companies in medtech—developing a first-of-its-kind robotic platform for minimally invasive heart valve treatment. Based in Santa Cruz, our unique workspace blends cutting-edge Bay Area innovation with a lifestyle-driven environment near trails, beaches, and open space—creating the perfect place to do meaningful, career-defining work.
Mechanical Engineer Sunday RoboticsMechanical EngineerRedwood City, CaliforniaYou will play a key role in turning prototypes into reliable, manufacturable products, working hands-on with early designs and suppliers to ensure quality and scalability. This role is ideal for an engineer excited about working across the full product lifecycle — from whiteboard sketches and 3D CAD to testing, validation, and manufacturing handoff.
Mechanical Engineer Xona Space Systems, Inc.Mechanical EngineerBurlingame, CAWith Pulsar - the world's most advanced PNT satellite infrastructure in Low Earth Orbit - Xona will offer a future-proof, backwards-compatible global positioning system optimized for absolute precision, superior power, and robust protection. From spacecraft payload electronics to antennas to MGSE (mechanical ground support equipment), your work will ensure the end-to-end RF broadcast system delivers Xona's high-accuracy and high-precision PNT service.
Mechanical Engineer - Pulsed Power Pacific FusionMechanical Engineer - Pulsed PowerFremont, California$115,000–$150,000 / yearWe are rapidly designing and building a pulser-driven inertial fusion system to achieve net facility gain (more fusion energy output than stored energy input). Design, build, and operate pulsed power systems, including high-voltage and high-current architectures, control systems for pulsed power operation, safety, and automation.
Senior Mechanical Engineer - Pulsed Power Pacific FusionSenior Mechanical Engineer - Pulsed PowerFremont, California$140,000–$200,000 / yearWe are seeking a highly motivated Senior Mechanical Engineer - Pulsed Power to design, build, operate, and advance our pulsed power systems — the core of our experimental fusion platform. We are rapidly designing and building a pulser-driven inertial fusion system to achieve net facility gain (more fusion energy output than stored energy input).
Mechanical Engineer, Power Systems Electric HydrogenMechanical Engineer, Power SystemsSan Jose, CA$128,000–$173,000 / yearBacked by some of the world's top venture capital firms, we design and manufacture electrolytic hydrogen systems matched to renewable power sources to create green hydrogen by splitting water. Partner with lead mechanical designers on the layout and integration of power systems, thermal management solutions, and structural designs from prototype through production release.
Mechanical Engineer OusterMechanical EngineerSan Francisco, CAFull timeWe've transformed LIDAR from an analog device with thousands of components to an elegant digital device powered by one chip-scale laser array and one CMOS sensor. Experience designing multi-domain highly integrated mechanical systems such as opto-mechanical, electrical integration, or hydraulics.
Senior Staff Mechanical Engineer - Electromechanical Mainspring EnergySenior Staff Mechanical Engineer - ElectromechanicalMenlo Park, CaliforniaThis is a highly visible technical leadership role focused on solving difficult real-world engineering problems across power electronics packaging, harsh-environment durability, manufacturability, and system integration. The company began commercial shipments of its Mainspring Linear Generators in 2020 and today has hundreds of megawatts in advanced development and field operations for leading Fortune 500 companies, data centers, and utilities.
NewThermal/ Mechanical Engineer QuantumScape CorpThermal/ Mechanical EngineerSan Jose, CA$136,700–$208,500 / yearSolve the core thermal challenge: power semiconductors and magnetics (tolerant to 100-125°C junction) sharing an enclosure with solid-state battery cells (requiring sub-45-60°C operation) - via directed airflow paths, thermal isolation zones, heat spreaders, and fan selection. This shelf must conform to OCP Open Rack/ ORv3 mechanical specifications, manage two thermally incompatible subsystems within a shared enclosure, and pass hyperscaler qualification - which is as much a mechanical and thermal review as an electrical one.
Senior / Staff Mechanical Engineer, Dropbox ZiplineSenior / Staff Mechanical Engineer, DropboxSouth San Francisco, CA$160,000–$250,000 / yearOperating intensity & constraints: you will work on customer-facing, unattended field systems where rapid escalation, supplier trips, test campaigns, and production-support nights are required to protect fleet uptime; must be comfortable with high-responsibility, hands-on delivery cadence. Our customers include the world's largest and most prominent healthcare systems, governments, retailers, restaurants and global businesses who rely on us to save lives, reduce emissions, increase economic opportunity, and provide delivery from point A to point B as fast as possible.
Senior Mechanical Engineer - Thermal & Air Systems Rondo Energy, Inc.Senior Mechanical Engineer - Thermal & Air SystemsAlameda, CA$170,000–$200,000 / yearRondo is deploying low-cost, zero-carbon Rondo Heat Batteries to accelerate the deployment of renewable energy and to significantly decarbonize industrial processes that are commonly thought of as "difficult-to-decarbonize". This role is central to delivering robust ducting networks, plenum assemblies, dampers, louvers, and associated air-distribution equipment that operate reliably at elevated temperatures.
Senior Mechanical Engineer Fresh Consulting IncSenior Mechanical EngineerSunnyvale, CA$75–$85 / hourJob Description Lead exploration, prototyping, maturing and implementation of new technologies into functional medium volume prototypes to validate technical and product level functionality, use cases and tech maturity. We bring together amazing UX designers, sophisticated developers, digital strategists, and top-notch engineers to help companies create fresh experiences that connect humans, systems, and machines.
Mechanical Engineer - Integration & Test Figure AI IncMechanical Engineer - Integration & TestSan Jose, CA$120,000–$175,000 / yearWe are looking for a Mechanical Engineer to support the test infrastructure team to design, and build prototype hardware across our integration and test teams. Design and build test fixtures to validate robot hardware to real-world loading and failure conditions.
Mechanical Engineer SpecterMechanical EngineerSan Francisco, CaliforniaThis individual will collaborate with electrical engineers, manufacturing, supply chain, and test teams to deliver a performant, scalable, and validated design to the field. Demonstrated experience designing tightly integrated products that live in harsh, outdoor environments (IP67, MILSTD810G/H or higher).