Mechanical engineer jobs in Belmont, CA and nearby (703 jobs)

Mechanical Engineer Intern (Spring 2027)

Astranis

San Francisco, CA

If you have already graduated from a four-year university, please apply to be an Associate Engineer.

Mechanical Engineer, Electronics Packaging & RF Components

Astranis

San Francisco, CA

As an Astranis Mechanical Engineer focused on Electronics Packaging and RF Components, you will design, analyze, build, and test enclosures for critical spacecraft electronics and RF…

Mechanical Engineer - Spacecraft Configuration

Astranis

San Francisco, CA

Perform mechanical and thermal analysis for spacecraft systems

Senior Mechanical Design Engineer, Tooling & Factory Equipment

Antora Energy

San Jose, CA

You will serve as the primary tooling and equipment design engineer within the NPI and Manufacturing Engineering team: the engineer who personally designs, analyzes, and releases the…

Senior / Staff Mechanical Engineer, Fluid Systems

Antora Energy

San Jose, CA

Antora is seeking a self-driven and passionate Senior or Staff Mechanical Engineer, Fluid Systems to join our Product Development Team. In this role, you will own the design, analysis, and…

Senior Mechanical Engineer - Thermophotovoltaic Hardware & Manufacturing

Antora Energy

San Jose, CA · Sunnyvale, CA

…high-temperature radiant heat into electricity, and we need an engineer who can turn our working TPV assembly into a product we can build reliably at low cost. Your first project is…

Mechanical Engineer, Senior or Staff

Antora Energy

San Jose, CA

We are seeking a self-driven and passionate Senior or Staff Mechanical Engineer to join our Product Development Team. In this role, you will own the design, analysis, and validation of…

Mechanical Engineer, Plant Process Systems

Antora Energy

San Jose, CA

…openness while building lifelong relationships along the way. The Mechanical Engineer will scope, define, and design novel mechanical systems and components for balance-of-plant (BOP)…

Senior Opto-Mechanical Design Engineer

Anello Photonics

Santa Clara, CA

Capable of analysis of key performance metrics and derive tolerance errors and mechanical tolerance analysis

Senior Mechanical Engineer

Aircapture

Berkeley, CA

• $165,000 to $185,000 USD / year

As a Senior Mechanical Engineer at Aircapture, you will be an essential member of our team, collaborating with Electrical and Process Engineers on our R&D efforts and improving installed…

Mechanical Engineer

Agility Robotics

Fremont, CA

Ability to be on-site at Agility’s design facility as needed (minimum 3 days per week) · Applicants must have current authorization to work in the United States

Senior Mechanical Engineer

Scout AI

Sunnyvale, CA

As a Senior mechanical engineer you will take full ownership of the hardware development across Scout’s robotic platforms. You'll design, build, and validate everything from vehicle…

Mechanical Engineer

Scout AI

Sunnyvale, CA

As a mechanical engineer you will take full ownership of the hardware development across Scout’s robotic platforms. You'll design, build, and validate everything from vehicle testbeds to…

Mechanical Engineer

Samara Aerospace

San Francisco, CA

The Mechanical team at Samara is seeking a mechanical engineer to support the design, analysis, build, and testing of next-generation spacecraft at our headquarters in San Francisco. You’ll…

Mechanical Engineer

Pronto

San Francisco, CA

We’re seeking exceptional mechanical engineers to help develop the Pronto Autonomous Haulage System.

Mechanical Engineer

ATOMS Careers page

San Francisco, CA

We’re seeking exceptional mechanical engineers to help develop the Pronto Autonomous Haulage System.

Mechanical Engineer

ATOMS Careers page

San Francisco, CA

We are seeking a Mechanical Engineer to help design the physical architecture of our next-generation autonomous transport platforms. In this role, you will bridge the gap between industrial…

Mechanical Engineer

Noble Machines, Inc

Sunnyvale, CA

At Noble Machines, building robots is a team sport. As a mechanical engineer, you'll take ownership and lead the development of advanced electro-mechanical systems powering multipurpose…

Staff Mechanical Engineer - Data Center Cooling

Lambda

San Francisco, CA · San Jose, CA

• $349,000 to $465,000 USD / year

- Can develop and review P&IDs, equipment specifications, mechanical layouts, and engineering calculations.

Staff Mechanical Engineer

Lambda

San Francisco, CA · San Jose, CA

• $349,000 to $465,000 USD / year

- Own mechanical design standards and reference architectures for large-scale AI data centers.

Staff Robotics Engineer

Wayve

Sunnyvale, CA

• $276,100 to $293,750 USD / year

Wayve is seeking a Robotics Software Engineer to join our Online Calibration team and support scaling across our autonomous vehicle fleet.

Senior Mechanical Engineer

Echo Neurotechnologies

San Francisco, CA

As a Senior Mechanical Engineer, you will own the mechanical architecture, design, development and scale of a brain-space active implantable product toward high-volume manufacturing,…

Intern - Mechanical Engineer

Human Computer Lab

San Francisco, CA

- Are pursuing a degree in Electrical Engineering, Computer Engineering, Mechanical Engineering, Mechatronics, or a related field

Mechanical Engineer, Dynamometer and Actuator Testing Infrastructure

OpenAI

San Francisco, CA

• $225,000 to $318,000 USD / year

We are seeking a Mechanical Engineer to design, build, and own the mechanical side of our robotic actuator dynamometer and test infrastructure. You will create the test stands, couplings,…

Mechanical Design Engineer, Motor Design & Prototyping

OpenAI

San Francisco, CA

• $225,000 to $318,000 USD / year

We are seeking a Mechanical Design Engineer to lead the development of motor mechanical designs and prototype hardware for advanced robotic systems. You will own stator and rotor mechanical…