42dot

Sr. Calibration, Mapping & Localization Engineer

Sunnyvale, United States. Posted 7 days ago

The role

This role builds the calibration, mapping, and localization stack for a multi-vehicle-class fleet. The engineer will design sensor calibration systems, mapping pipelines, and localization algorithms.

What you will do

  • Design and implement sensor calibration systems for factory and in-field use
  • Build and maintain mapping pipelines, including map creation, versioning, and drift detection
  • Develop and improve localization algorithms, including sensor fusion, odometry, and SLAM
  • Define accuracy, latency, and reliability requirements for outputs consumed by downstream teams
  • Build tooling to validate calibration and localization quality at fleet scale
  • Diagnose and resolve calibration and localization failures from on-road and simulation testing

Required qualifications

  • Demonstrated ability to take difficult technical problems from ambiguity to successful deployment
  • Bachelor's, Master's, or PhD in Computer Science, Robotics, EE, Mathematics, or related field
  • 5+ years of experience in sensor calibration, SLAM, mapping, localization, or multi-sensor fusion
  • Strong grasp of estimation theory, including Kalman filters, factor graphs, or optimization-based fusion
  • Strong software engineering skills in C++ and/or Python
  • Track record of leading projects from concept through deployment

Nice to have

  • Autonomous driving or robotics background across multiple vehicle classes
  • Experience with HD map creation and maintenance pipelines at scale
  • Experience with LiDAR, camera, or radar extrinsic calibration in production vehicles
  • Familiarity with functional safety requirements such as ISO 26262

Before you apply

  • Application Review
  • Coding Test
  • 1st interview
  • 2nd interview
  • Offer Negotiation

About the company

42dot is a mobility AI company and the Global Software Center of Hyundai Motor Group. They develop software-defined vehicle technologies to advance autonomous urban transportation.