State Estimation & Navigation Engineer (Onsite in US)

Socket.dev; San Jose (CA); On-site; USD 140,000 - 260,000; Full time

Job summary

Archer Aviation in San Jose, California is seeking a navigation software engineer focused on state estimation for GPS-denied environments. You will develop VIO and multi-sensor fusion solutions, integrating IMU, camera, and lidar into a unified navigation stack for all-electric aircraft operations.

The role requires strong C++/Python skills, experience with EKF or factor-graph fusion, and hands-on work across simulation, bench tests, and real-world flight tests.

Qualifications

• Background in GN&C, robotics, or a related technical field.
• Strong proficiency in C++ and Python.
• Experience with VIO/SLAM techniques.
• Experience with EKF or factor-graph based sensor fusion.
• Experience integrating IMU, camera, and lidar sensors into a navigation stack.

Responsibilities

• Develop and tune state-estimation algorithms for GPS-denied and GNSS-degraded navigation.
• Implement visual-inertial odometry (VIO), lidar/vision-aided INS, and multi-sensor fusion approaches.
• Integrate state-estimation solutions with IMU, camera, lidar, and other onboard sensors.
• Validate navigation performance through simulation, bench testing, and field testing.
• Analyze test data to identify and resolve navigation performance issues.
• Collaborate with perception, controls, and test teams to ensure robust navigation across operating conditions.

Skills

C++

Python

GN&C/Robotics background

Tools

PX4 EKF (PX4)

ArduPilot EKF

Job description

Archer Aviation in San Jose, California is seeking a navigation software engineer focused on state estimation for GPS-denied environments. You will develop VIO and multi-sensor fusion solutions, integrating IMU, camera, and lidar into a unified navigation stack for all-electric aircraft operations.

The role requires strong C++/Python skills, experience with EKF or factor-graph fusion, and hands-on work across simulation, bench tests, and real-world flight tests.