Senior 3D / LiDAR Annotation Lead

Engai; United States; Remote; USD 19,000 - 28,000; Full time

Benefits offered by this job

Equipment allowance

Career progression

Job summary

Engai seeks a senior role to lead a team delivering precise 3D point cloud annotations for autonomous vehicle perception. You will supervise daily production, quality audits, specialist training, and resolve difficult tracking cases across multi-sensor data, including challenging weather conditions.

The position is full-time and remote within India, with Hyderabad listed as a location. You will mentor distributed annotators, push quality toward tight IoU targets, and have growth paths into

Qualifications

• 3+ years leading annotation operations involving 3D LiDAR, radar, or video segmentation.
• Knowledge of sensor fusion, camera calibration, and point cloud annotation tools.
• Leadership skills and mentoring distributed annotation teams.

Responsibilities

• Direct daily annotation delivery and quality reviews for point cloud tracking sequences and cuboid bounding tasks.
• Train annotators on project coordinate frames, occlusion rules, and temporal tracking practices.
• Monitor quality against a stated IoU target of at least 99.2% on complex semantic point clouds.
• Investigate unusual edge cases and serve as the team's technical escalation point.

Skills

LiDAR annotation

Sensor fusion

Team leadership

Tools

Point cloud tools

Job description

Role overview

Lead a team delivering precise 3D point cloud annotations for autonomous vehicle perception. The role covers daily production, quality audits, specialist training, and resolution of difficult tracking cases across multi-sensor data, including challenging weather conditions.

Responsibilities

• Direct daily annotation delivery and quality reviews for point cloud tracking sequences and cuboid bounding tasks.
• Train annotators on project coordinate frames, occlusion rules, and temporal tracking practices.
• Monitor quality against a stated IoU target of at least 99.2% on complex semantic point clouds.
• Investigate unusual edge cases and serve as the team's technical escalation point.

Requirements

• At least three years leading annotation operations involving 3D LiDAR, radar, or video segmentation.
• Knowledge of sensor fusion, camera calibration, and point cloud annotation tools.
• Leadership skills and an interest in mentoring distributed annotation teams.

Benefits and work setup

• Full-time senior role, remote within India, with Hyderabad listed as a location.
• Listed compensation of ₹18,00,000-₹26,00,000 plus a performance-based bonus.
• Equipment allowance and potential career progression into operations management or solutions architecture.
• Long-term work supporting autonomous driving programs.