Mechanical Engineer Hardware Team San Francisco San Francisco Full-time About Humble Robotics Working at Humble Robotics means taking on the biggest change in ground transportation in decades. We’re building an autonomous, zero-emissions hauler that dramatically lowers the cost of freight with groundbreaking vision-based AI, designed for today’s global logistics network. We’re a fast-moving, close-knit team of AV industry veterans and innovative thinkers. We don’t believe culture can be engineered – but when it falls into place, it’s a once-in-a-lifetime adventure. Progress has never felt so present. Position Overview Own design, integration, and early validation of new mechanical hardware for large autonomous vehicles. About Humble Robotics Working at Humble Robotics means taking on the biggest change in ground transportation in decades. We’re building an autonomous, zero-emissions hauler that dramatically lowers the cost of freight with groundbreaking vision-based AI, designed for today’s global logistics network. We’re a fast-moving, close-knit team of AV industry veterans and innovative thinkers. We don’t believe culture can be engineered – but when it falls into place, it’s a once-in-a-lifetime adventure. Progress has never felt so present. Position Overview Own design, integration, and early validation of new mechanical hardware for large autonomous vehicles. As part of the interview process, we may use Artificial Intelligence (AI) tools to compare your qualifications and experience to the job description. A human reviews all AI output and makes a final hiring decision. Humble Robotics does not rely on the output to make any employment decisions. Some applicants may have a legal right to opt-out of the use of AI as part of our interview process. Contact legal@humblerobotics.ai to exercise this right or if you have further questions on the use of AI tools in our hiring process. Humble Robotics is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, national origin, gender, age, religion, disability, sexual orientation, veteran status, marital status or any other characteristics protected by law. Humble Robotics will consider qualified applicants with arrest and conviction records in a manner consistent with local ordinances. Key Responsibilities

Design, prototype, and validate mechanical systems and components for autonomous trucking platforms

Create detailed CAD models and engineering drawings for fabrication and assembly

Work hands-on in the shop to build, modify, and test hardware

Collaborate cross-functionally with electrical, software, and systems engineers

Support integration of sensors, compute hardware, and vehicle subsystems

Conduct root cause analysis and implement design improvements

Develop and execute test plans (bench and vehicle-level)

Manage parts sourcing, fabrication vendors, and assembly processes

Contribute to rapid iteration cycles and field deployments

Required Qualifications

Bachelor’s degree in Mechanical Engineering or related engineering discipline

2+ years of relevant industry or internship experience

Strong hands-on experience with shop tools, including:

Manual mill and lathe
Laser cutter
Power tools (drills, grinders, etc.)
Proficiency in CAD (SolidWorks preferred)
Familiarity with GD&T and tolerance stack-ups
Experience designing for manufacturability and assembly (DFM/DFA)
Ability to build and test prototypes independently
Strong problem-solving skills and attention to detail
Comfortable working in a fast-paced, ambiguous startup environment
Familiarity with sheet metal, machining, and rapid prototyping methods (3D printing, CNC, etc.)

Preferred Qualifications

Experience working on large vehicles, or autonomous vehicles
Basic understanding of electrical systems and sensor integration
Experience with PLM/PDM systems
Familiarity with FEA or other simulation tools
Experience supporting field testing or deployments
Startup or small-team experience

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