Dr Tessy Thomas, often called India’s ‘Missile Woman’, is a top scientist who played a key role in strengthening the country’s defence with powerful missile systems.

Tessy Thomas served as the Director General of Aeronautical Systems at the Defence Research and Development Organisation (DRDO). She made history by becoming the first woman in India to head a missile project.

Tessy led the Agni series of nuclear-capable missiles — Agni-III, Agni-IV, and Agni-V. Her deep knowledge of solid propellant systems helped make India’s missile technology more powerful and reliable.

Born in April 1963 in Alappuzha, Kerala, Tessy Thomas showed interest in science early on. She earned a Bachelor's degree in Electrical Engineering from the Government Engineering College, Thrissur. Later, she completed a Master’s in Guided Missiles from the Institute of Armament Technology, Pune.

She also holds an MBA in Operations Management and completed her PhD in Missile Guidance while working with DRDO.

Thomas began her career with DRDO in 1988. She was a key part of India’s long-range missile programme, especially focusing on guidance and control systems.

She started working on Agni-II and Agni-III, playing a crucial role in their development. Her work ensured that these missiles were accurate, stable, and ready for deployment, boosting India’s defence strength.

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