Data Annotation Engineer

Tonbo Imaging India Pvt Ltd; Bengaluru; On-site; INR 600,000 - 900,000; Full time

Job summary

Tonbo Imaging India Pvt Ltd is seeking a detail-oriented Data Annotation Engineer to annotate image data used to train and test ML models for defense applications. The role involves significant time at client sites and frequent travel for on-site data collection.

You will work with the data science team to meet annotation requirements, organize large datasets, and maintain records ensuring data integrity. Strong attention to detail and hands-on annotation experience are essential.

Qualifications

• Minimum 2 years of professional experience in data annotation, preferably in military/defense or related domain.
• Proficiency with image annotation tools and annotation best practices.
• Strong organizational skills and ability to manage large datasets.
• Excellent written and verbal communication skills.
• Experience evaluating algorithm performance using annotated data.

Responsibilities

• Annotate image data accurately with labels relevant to the defense domain.
• Work with data science team to understand annotation requirements for model training and testing.
• Organize and categorize datasets to support efficient model training pipelines.
• Maintain thorough records of annotated data and protect data integrity.
• Provide feedback on annotation quality and effects on algorithmic results.
• Plan and execute data collection efforts tailored to project needs.
• Travel to various locations to gather data in the field.
• Coordinate with on-ground teams to ensure smooth data collection.
• Partner with data scientists, ML engineers, and other team members to deliver project goals.

Skills

Data annotation

Image annotation tools

Communication

Documentation

Tools

Annotation tools

Job description

Location: Bengaluru (with travel as required)

Type: Full-time

Summary

We're looking for a detail-oriented Data Annotation Engineer with experience in image and video annotation to join our team. In this role, you'll annotate image data used to train and test machine learning models supporting defense applications. The position involves significant time at client’s location and frequent travel for on-site data collection. If you have strong attention to detail and hands-on annotation experience, we'd like to hear from you.

Key Responsibilities

Data Annotation & Organization

• Accurately annotate image data, ensuring labels are correct and relevant to the military/defense domain.
• Work closely with the data science team to understand annotation requirements for model training and testing.
• Organize and categorize datasets to support an efficient model training pipeline.
• Maintain thorough records of annotated data and protect data integrity throughout.
• Provide feedback on annotation quality and how it affects algorithmic results.

Planning and Data Gathering

• Plan and execute data collection efforts tailored to each project's needs.
• Travel to various locations to gather data in the field.
• Coordinate with on-ground teams to ensure smooth, reliable data collection.
• Partner with data scientists, ML engineers, and other team members to deliver on project goals.

Qualifications

• Minimum 2 years of professional experience in data annotation, preferably in the military/defense or a related domain.
• Proficiency with image annotation tools and annotation best practices.
• Strong organizational skills and the ability to manage large datasets.
• Excellent written and verbal communication skills.
• Experience evaluating algorithm performance using annotated data.

Preferred

• Experience planning and leading data collection campaigns.
• Prior work with machine learning or AI teams.
• Familiarity with software testing methods and tools (a plus, not required).