Senior State Estimation Engineer

Hayden AI

Hayden AI

San Francisco, CA, USA

USD 200,454-260,590 / year + Equity

Posted on Apr 22, 2026

Location

San Francisco HQ Office

Employment Type

Full time

Location Type

Hybrid

Department

Research & DevelopmentPerception

Compensation

  • $200,454 – $260,590 • Offers Equity • Offers Bonus

We determine fair compensation for each position by considering market rates, qualifications, experience, and location.

This job posting reflects a salary range based on different levels within the position, which are primarily determined by location. Your interview performance will help us determine your base salary offer within this range.

Keep in mind that salary is just one piece of Hayden's total compensation package. We also offer equity and a company-wide bonus plan. Additional benefits are shared as part of this job posting.

Benefits and Perks

There are endless learning and development opportunities from a highly diverse and talented peer group, including experts in a wide range of fields (AI, Computer Vision, Government Contracting, Systems & Device Engineering, Operations, Communications, and more!)

  • Options for medical, dental, and vision coverage for employees and dependents (for US employees)

  • Flexible Spending Account (FSA) and Dependent Care Flexible Spending Account (DCFSA)

  • 401(k) with 3% company matching

  • Unlimited PTO

  • Daily catered lunches in our San Francisco office


At Hayden AI, we are committed to creating an inclusive and diverse workplace where everyone is treated with respect and dignity. We believe that our differences make us stronger and drive innovation. As an equal opportunity employer, we do not discriminate against any employee or applicant based on race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or any other legally protected status. We are dedicated to fostering a work environment that celebrates diversity and ensures that every individual has the opportunity to contribute to our mission and achieve their full potential.

Please do not forward resumes to our jobs alias, Hayden AI employees or any other company location. Hayden AI is not responsible for any fees related to unsolicited resumes.

About Us

At Hayden AI, we are on a mission to harness the power of computer vision to transform the way transit systems and other government agencies address real-world challenges.

From bus lane and bus stop enforcement to transportation optimization technologies and beyond, our innovative mobile perception system empowers our clients to accelerate transit, enhance street safety, and drive toward a sustainable future.


What the job involves

As a Senior State Estimation Engineer at Hayden AI, you will be asked to derive and implement novel real-time pose estimation algorithms. Research, develop and implement algorithms to solve large-scale mapping. Collaborate with other engineers to develop algorithms for in-situ and in-factory multi-sensor calibration.

Responsibilities

  • Contribute to high impact, multidisciplinary projects across teams

  • Program and develop software in C++ and/or python

  • Derive and implement novel, real-time pose estimation algorithms

  • Research, develop and implement algorithms to solve problems such as large-scale mapping, probabilistic object tracking, online/offline sensor calibration and/or vision-based localization

  • Collaborate with deep learning, device, and cloud teams to improve overall system architectures

  • Provide mentorship to our junior engineers

Required Qualifications

  • Master of Science degree or the foreign equivalent in Electrical and Computer Engineering, Robotics, Machine Learning, Computer Science, Electrical Engineering or a related field.

  • Five (5)+ years of experience in the position offered, as a software engineer, software engineer intern, or a related state estimation engineer role.

  • Five (5) years of experience with all of the following: programming in C++; designing and developing software; classical ML, Linear Algebra,
    Stochastic Processes, Geometric Computer Vision and Optimization (Convex, Nonlinear); Kalman Filter, MAP, Sequential Monte Carlo (particle
    filter), Nonlinear Least squares, IRLS and MHT; GPS, IMU, camera and wheel odometry.

  • Experience deploying SLAM/VIO estimators in a real-world application.

  • Work with multiple sensors such as GPS, IMU, camera, LIDAR, and wheel odometry.

Compensation Range: $200,454 - $260,590