Senior Mechanical Engineer (Robotics)

TL;DR

Senior Mechanical Engineer (Robotics): Designing and developing complex electromechanical hardware for a long-range autonomous drone platform with an accent on first-principles analysis and scaled production. Focus on building prototypes, validating performance in demanding field conditions, and optimizing designs for manufacturability and reliability.

Location: Must be based in South San Francisco, California, USA

Salary: $145,000 – $225,000

Company

hirify.global is the world's largest autonomous drone delivery service, redefining logistics for food, medicine, and essential goods globally.

What you will do

• Own critical mechanical systems and assemblies from initial concept through to production and field deployment.
• Develop practical design solutions for highly integrated electromechanical hardware using first-principles analysis and FEA.
• Translate system requirements into robust mechanical architectures, detailed designs, and comprehensive validation plans.
• Iterate quickly through build-test-iterate cycles by building prototypes and running experiments based on test data.
• Collaborate with suppliers to enhance manufacturability, quality, cost, and overall scalability of hardware.
• Partner cross-functionally with Electrical, Software, and Production teams to ensure safety and reliability.

Requirements

• 4+ years of industry experience designing electromechanical and structural assemblies.
• Proven ownership of complex systems through multiple product development cycles.
• Fluency in CAD for system-level ownership (managing 20–30 parts simultaneously).
• Strong foundation in GD&T, FEA, and design for assembly (DFA).
• Hands-on prototyping experience and ability to use hand calculations to validate designs.
• Location: Must be based in South San Francisco, California, USA

Nice to have

• Aerospace or automotive validation experience.
• Experience with carbon fiber composite structures.
• Expertise in scaling hardware via injection molding, stamping, or extrusion.
• Knowledge of high-efficiency electric powertrain components.
• Proficiency with NX as a primary CAD tool.

Culture & Benefits

• Mission-driven environment focused on serving all humans equally through autonomous logistics.
• Culture of high standards, fast learning, and first-principles thinking.
• Comprehensive benefits package including medical, dental, and vision insurance.
• Equity, incentives, and paid time off.
• Opportunity to work on hardware with a direct, meaningful impact on global healthcare and logistics.