Mechanical Engineer at Humble Robotics
Humble Robotics is hiring a Mechanical Engineer in San Francisco, CA, US. On-site.
About Humble Robotics
Humble Robotics builds the Humble Hauler, a fully autonomous, electric Class 8 truck for dock-to-dock freight transport. The vehicle has zero emissions, a 200-mile range, and requires no driver. It is designed for global logistics networks and uses vision-based AI.
Mechanical Engineer job description
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:
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Manual mill and lathe
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Laser cutter
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Power tools (drills, grinders, etc.)
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Proficiency in CAD (SolidWorks preferred)
- Familiarity with GD&T and tolerance stack-ups
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Experience designing for manufacturability and assembly (DFM/DFA)
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Ability to build and test prototypes independently
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Strong problem-solving skills and attention to detail
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Comfortable working in a fast-paced, ambiguous startup environment
- Familiarity with sheet metal, machining, and rapid prototyping methods (3D printing, CNC, etc.)
Preferred Qualifications
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Experience working on large vehicles, or autonomous vehicles
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Basic understanding of electrical systems and sensor integration
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Experience with PLM/PDM systems
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Familiarity with FEA or other simulation tools
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Experience supporting field testing or deployments
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Startup or small-team experience
Apply now
Applications go straight to Humble Robotics. We never sit between you and the employer.
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