Opto-Mechanical Engineer AvegantOpto-Mechanical EngineerSan MateoAvegant is a well-funded, venture-backed technology company developing next-generation display technology to enable previously impossible augmented reality experiences. Design opto-mechanical components and mechanisms to enclose, retain, and maintain alignment of optical elements within system tolerance specifications.
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.
Senior Mechanical Engineer Kimmel & AssociatesSenior Mechanical EngineerOakland, CAThrough innovative HVAC engineering, electrical upgrades, building automation systems, preventative maintenance, and energy optimization, the company helps commercial and institutional clients reduce operating costs while improving building performance and environmental impact. This is an excellent opportunity for a technically strong engineer who enjoys solving challenging engineering problems, mentoring junior staff, and collaborating with multidisciplinary teams throughout the entire project lifecycle—from conceptual design through construction.
Mechanical Engineer SubstrateMechanical EngineerSan Francisco, CaliforniaYou 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 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.
Mechanical 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.
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.
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.
NewMechanical Engineer Intellectt INCMechanical EngineerFremont, CAExecute Design Verification Testing (DVT), Engineering Validation Testing (EVT), Qualification Testing, and Reliability Testing. Experience with semiconductor equipment, robotics, vacuum systems, or precision mechanical assemblies preferred.
Senior Mechanical Engineer - Sustaining Products AxonSenior Mechanical Engineer - Sustaining ProductsSan Francisco, CA$125,062–$200,100 / yearMechanical Engineers on the Sustaining team own the engineering health of fielded products — driving continuous improvement, resolving field failures, managing product change orders, and supporting manufacturing quality for life-saving technology deployed worldwide. The actual base pay is dependent upon many factors, such as: level, function, training, transferable skills, work experience, business needs, geographic market, and often a combination of all these factors.
Senior Mechanical Engineer Bellwether CoffeeSenior Mechanical EngineerBerkeley, CA$140,000–$180,000 / yearOur roasting platform allows Bellwether customers to easily and responsibly source green coffee from incredible coffee farms around the world, expertly roast using artisan-crafted roast profiles, and share fresh, delicious coffee! Collaborate cross-functionally with electrical, firmware, software, product, industrial design, operations, and supply chain teams to ensure successful product integration and launch.
Mechanical Engineer - PE Barry-WehmillerMechanical Engineer - PEConcord, CA$100,000–$150,000 / yearExperience in the design of advanced technologies, life sciences, or facility/building mechanical systems including HVAC (air handling units, chemical and laminar fume hoods, unit heaters/coolers), water, chilled water/glycol, wastewater, cold/warm rooms, clean rooms, cooling towers/condensers, boiler/steam/condensate, hot water, hydronic, compressed gases, or waste/drain (preferred). By blending people-centric leadership with disciplined operational strategies and purpose-driven growth, Barry-Wehmiller has become a $3 billion organization with nearly 12,000 team members united by a common belief: to use the power of business to build a better world.
Sr. Product Design Engineer (Mechanical) @ Smart Home startup Job PitchSr. Product Design Engineer (Mechanical) @ Smart Home startupRedwood City, CaliforniaYou will be involved in selecting concepts and technologies to meet product requirements, and will contribute to the design, prototyping, validation, manufacturing, and maintenance of products while ensuring their scalability, reliability, and simplicity. Experience in designing consumer-oriented products using various processes and materials, including plastic molding and metal parts (sheet metal, diecast, MIM, CNC, etc.).
Mechanical Engineer SundayMechanical 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.
Sr. Mechanical Engineer / Project Manager Acorn Product Development, Inc.Sr. Mechanical Engineer / Project ManagerMilpitas, CA$130,000–$160,000Acorn has 33 years' experience as an industry leader in product development consulting, partnering with clients ranging from high profile start-ups to Fortune 100 & 500 companies. Mechanical Engineer that can also manage projects to take a technical leadership position and help guide our team of engineers to create innovative, world class products.
Mechanical Engineer Acorn Product Development, Inc.Mechanical EngineerMilpitas, CA$110,000–$120,000This position is a hands-on technical role with substantial multi-disciplinary product development experience along with a strong project management experience that provides a single point of contact for clients to discuss technical, budget/financial and schedule information. Each year, key Fortune 100 and 500 companies – as well as numerous hot start-ups -- hire Acorn to participate in the design of their latest product offerings.
Mechanical Engineer-Milpitas Acorn Product Development, Inc.Mechanical Engineer-MilpitasMilpitas, CA$110,000–$120,000This position is a hands-on technical role with substantial multi-disciplinary product development experience along with a strong project management experience that provides a single point of contact for clients to discuss technical, budget/financial and schedule information. Each year, key Fortune 100 and 500 companies – as well as numerous hot start-ups -- hire Acorn to participate in the design of their latest product offerings.
Mechanical Engineer – Drug Delivery Devices NexusCorpMechanical Engineer – Drug Delivery DevicesSan Francisco, CaliforniaWe are seeking a highly motivated Mechanical Engineer to join as an early hire and help bring an innovative drug delivery device platform to life. It is a hands-on position for someone who thrives in fast-paced environments, takes ownership, and wants to help shape a high-impact product from the ground up.
Mechanical Engineer Salas O'BrienMechanical EngineerOakland, CaliforniaOur specialized experience includes design for data centers, healthcare, science and technology, high-rise buildings, clean energy, education, and other building types as well as structural and building sciences, infrastructure asset management, advanced robotics, and more. Our office in Oakland, CA is looking for a Mechanical Engineer to work in a fast-paced multi-discipline team environment with primary responsibility to engineer and design projects for Data Centers, Commercial, Telecom, Education, and other highly sophisticated facilities.
Mechanical Engineer (Ph.D.) Exponent Inc.Mechanical Engineer (Ph.D.)Menlo Park, California$140,000–$160,000 / yearFull timeD. in Mechanical Engineering, Aerospace Engineering or equivalent with focused thesis, coursework, and teaching experience in solid mechanics and machine design, utilizing both experimental methods and computational analysis. For over five decades, we've connected the lessons of past failures with tomorrow's solutions to advise clients as they innovate technologically complex products and processes, ensure the safety and health of their users, and address the challenges of sustainability.