Startups · AI

Software Engineer, Location & Motion (Inertial Navigation / GNSS)

Rivet · San Jose, CA · On-site

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About Rivet

Rivet develops mobile, connected toolsets so frontline pros and their organizations can solve the world’s toughest work challenges. Backed by a16z speedrun and Lux.

About the role

Own the end-to-end 9-axis inertial sensing system, including accelerometer, gyroscope, and magnetometer calibration, synchronization, coordinate frames, and attitude estimation. Develop robust heading and inertial navigation solutions that account for sensor errors, environmental disturbances, temperature variation, and platform effects.

What they're looking for

  • BS + 8 years, MS + 5 years, or PhD + 3 years of experience in navigation, aerospace/GNC, robotics, geomatics, or a closely related field
  • Demonstrated experience owning and shipping a production navigation solution that provides position and attitude estimates
  • Strong hands-on experience with inertial sensing, magnetometer calibration, heading estimation, GNSS, and sensor fusion
  • Deep understanding of strapdown inertial navigation, error-state estimation, Kalman filtering and/or factor-graph methods, observability, and uncertainty modeling
  • Proficiency in C++ and Python, with experience developing production software for embedded or resource-constrained systems
  • Strong understanding of coordinate frames and attitude representations, including ECEF, ENU/NED, body and sensor frames, quaternions, and alignment concepts
More about this role

About Rivet

Rivet is an American company building integrated task systems — fusing hardened hardware with software, sensors, AI, and networking — for industrial workforces and defense personnel. We create capabilities that multiply the effectiveness of every individual and withstand the world’s toughest environments.

We serve the people who build, operate, maintain, and defend our way of life. From technicians and engineers to first responders and service members, they embody the hard work, ingenuity, and meritocratic values that drive Western prosperity. Yet too often they are forced to rely on outdated tools that fail under modern pressures. Rivet exists to reset that priority.

At Rivet, you’ll join a mission-driven team that fuses disciplines to deliver decisive outcomes where they matter most. Whether shaping our technology, strengthening our partnerships, or building our culture, every role here contributes to equipping the front lines with the modern systems they deserve.

Work Authorization Requirement: Due to the nature of our business and compliance with federal regulations, all candidates must be a "U.S. Person". Upon hire, you will be required to provide documentation...

Read the full posting on Rivet's site ↗

Engineering, Product, & Design

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