India’s indigenous drone warfare roadmap under the "Atmanirbhar Bharat" (Self-Reliant India) initiative has evolved from relying on foreign imports to a comprehensive, localized ecosystem of UAVs, loitering munitions, and AI-enabled defences. Driven by the Ministry of Defense's aggressive push to reserve capital acquisition budgets for local companies, the roadmap is closing the sensor-to-shooter loop with platforms built specifically for high-altitude environments and modern swarm tactics. Drones are the future of the warfare. The unmanned aerial vehicle have become extremely powerful because of ever advancing radar technology. The first line of attack and defence in modern warfare are Drones, not Armies marching out. Drones have shifted the balance of power. They blur the line between surveillance and strike. Traditionally military tools were either for watching or for attacking. Now modern Drone can do both. The same platform that is quietly observing enemy movement can instantly switch to launching a missile or dropping a bomb. Drones are redefining the value of size. Earlier, bigger the tank, ship or aircraft, the more armour they carried now, small, fast, and smart drone system can outperform big platform in certain mission. Real time intelligence from sensors, sate;lites and AI analysis drive precise targeting and reduce collateral damage.
- The Indian Army's Technology Roadmap for UAS
The Indian Army released a landmark comprehensive roadmap detailing long-term requirements across 30 categories and over 80 variations of unmanned systems.
•Deep-Strike & Loitering Munitions: Platforms like the indigenous Sheshnaagn -150 offer strike capabilities exceeding 1,000 km. Furthermore, command-ready combat drones capable of precision-deploying mortar payloads are in bulk deployment for northern frontiers.
• Operational Readiness: By 2027, every Indian Army soldier will be drone-ops ready. More than 30,000 troops have undergone training at specialized electronic warfare, AI, and cyber warfare centers.
• Logistics & Surveillance: Heavy-lift VTOL (Vertical Take-Off and Landing) systems and swarm surveillance drones are being manufactured domestically by private firms and incubated start-ups. - The Indian Navy's Aviation Technology Roadmap (2047)
The Indian Navy has structured a sweeping 2047 vision to ensure self-reliance and strategic autonomy.
• HALE UAV Operations: India is preparing to integrate 32 High Altitude Long Endurance (HALE) MQ-9B Predator drones into the armed forces. Crucially, the roadmap focuses on indigenous Medium Altitude Long Endurance (MALE) drones requiring over 60% indigenous content to break the reliance on foreign OEMs. - Combat Air Teaming Systems (CATS) and UCAVs
The Defence Research and Development Organisation (DRDO) and Aeronautical Development Agency (ADA) are spearheading stealth UCAV projects.
• Ghatak UCAV: India’s indigenous flying-wing combat drone will feature an internal weapons bay for precision-guided munitions and missiles.
• CATS Warrior: This program centers on "loyal wingman" drones that operate alongside manned fighter jets like the LCA Tejas or the upcoming AMCA, effectively acting as force multipliers in heavily contested airspace.
Counter-UAV (C-UAS) and Electronic Warfare
As the nature of battlefield drone warfare evolves, the Indian defense sector is equally focused on neutralising hostile unmanned threats.
• AI-Powered Defence: Indigenous patrol vehicles such as Indrajaal Ranger use Artificial Intelligence to track and neutralise swarms.
• Integrated Shielding: Domestic companies like Zen Technologies have developed Counter-Unmanned Aerial Systems (CUAS) that combine "soft kill" jamming capabilities with "hard kill" kinetic interception.
• Project Sudarshan Chakra: The DRDO is advancing multi-layered radar, laser-based air defence systems, and network-centric command nodes to protect critical infrastructure from drone and missile attacks.
Industry and R&D Integration
India's quest for technological sovereignty relies heavily on public-private partnerships (PPP) and academia.
• Key Indigenous Players: Major domestic players like Tata Advanced Systems Limited (TASL), Bharat Forge, Adani Defence, and Larsen & Toubro are delivering advanced platforms.
• Academic Innovation: Centers like IIT Ropar's Centre of Drones and Autonomous Systems (CoDRAS) are co-developing encrypted communications, AI navigation algorithms, and autonomous, GPS-denied landing technologies to support the military's strategic requirements
It snakes through the skies, can travel more than 1,000km at 290-322kmph, hover for over five hours gathering intelligence, before striking deep inside enemy territory with a 25-40kg warhead.
Sheshnaag-150, a drone that made its international debut in Feb at the World Defense Show in Riyadh. Developed by Bengaluru based startup New Space Research & Technologies, it represents a new generation of Indian combat drones designed not just for surveillance but long-range warfare.
In Hyderabad, missile propulsion systems maker Raghu Vamsi Aerospace has built an entire family of drones through its venture ARROBOT: the micro turbojet-powered RV Indra, jet-pow-ered kamikaze UAV Astra 100, twin-jet bomber RV Maya, and hybrid long-range kamikaze drone RV Rudra.
Just a year after Operation Sindoor, India's defence drone industry has sharply expanded its capabilities. From nano indoor scouts and ISR (intelligence, surveillance and reconnaissance) quadcopters to loitering munitions, swarm drones, interceptor drones and micro-turbojet systems, Indian firms are now building nearly every category of military drone modern war-fare demands.
"For some time, the Indian armed forces will be the biggest customers. After Operation Sindoor, procurements are happening in almost all classes of drones.
The New Global Demand
The surge is not being driven by India alone. Countries in Europe and West Asia are scouting for alternatives to Chinese, Turkish and Israeli systems, while also worrying about cyber security and geopolitical dependence. "West Asia is currently hot with demand,". "They don't want US, Israel, Iran, Tur-key or even China drones because of cyber security issues. India and Russia are very good options right now.
The interest is translating into business. Bengaluru Zulu defence System has entered Europe and the UAE through trial order and joint venture. Hyderabad based propulsion maker Vector Technics Plan office in Europe and West Asia. European buyers are trying to build “huge capacities” for interceptor Drone” others says rising overseas enquiries from buyers pursuing a "China plus one" strategy. The boom extends beyond aerial systems. Pune's Sagar Defence Engineering, which develops aerial and autonomous maritime systems, says demand has surged after Operation Sindoor. "Our order books are full of demand from West Asia and the Nato region," says founder Nikunj Parashar. The company has developed underwater autonomous vehicles, maritime ISR systems and anti-submarine warfare platforms in collaboration with Boeing's Liquid Robotics.
Warfare Goes Autonomous
The biggest shift in warfare is no longer just hardware, but autonomy and soft-ware. Zulu Defence's autonomous plat-form links. ISR, strike and logistics drones into a mesh network, allowing one ISR drone carrying an expensive sensor to guide multiple cheaper kami-kaze drones. It is tested swarms of up to 99 drones capable of distributing targets in real time. Future warfare will move away from the one-drone-one-operator model."Now one soldier operating maybe 10, 20 or even 50 drones,". Referring to Operation Sindoor "What India did was very similar to what Gulf countries did in the current war-using costly equipment to neutralise cheap drones."
Modern conflicts is shifting towards Swarm Warfare. Now technology is moving from an era of “One platform one target to one swarm one objective. In modern conflict mass and autonomy are the only ways to overcome sophisticated defense.
Shesh Naag 150 "It's essentially an 'attritable' long-range weapon, meant to be lost in battle, but cheap enough to deploy in the hundreds as a swarm and create combat mass over the target area,". Speed is becoming equally important. Vamsi Group says his company has developed both internal combustion engine and micro-turbojet drones in the same broad category as Iranian Shahed and Turkish systems. "The IC engine goes up to 500-600km and can even go up to 1,200km if you have a little bigger fuel capacity. It doesn't go very fast, just about 120kmph.The micro turbojet powered ones travel a shorter range but fly at speeds of around 400kmph,".That speed, changes interception economics because defenders are forced to deploy expensive missiles against relatively cheap attack drones.
Push For Indigenous Tech
Indian military demand is also changing rapidly. Armed forces are no longer looking only for surveillance drones but large numbers, longer ranges and mission-specific systems.
Requirements have shifted sharply after Operation Sindoor. "There is more interest in long-endurance and long-range drones. Earlier, capabilities of up to 10, 15 km but now the expectation is to have higher ranges. Air Force now seeks a minimum range of 200km.
The propulsion race has become one of the hottest parts of the ecosystem. The West Asia war has sharply boosted demand for interceptor drones and the motors powering them. "They were surprised to see that India is into drones in such a big way. The West is waking up to the potential of India's drone sector.
For years Indian Drone firms were criticised for assembling imported kits using Chinese electronics and foreign autopilots,. The problem with Indian companies is they are not designers. Most of them are copycat builders focused on assembly operations. The time has come for them to be more innovative and creative,". The defence drone sector has become self-reliant as it is able to completely function without depending on Chinese components or supply chain,".
Still, some concerns remain around dependence on Israeli optics, sensors and combat-proven systems. "Their drones are proven in combat, so they are the ones getting the orders," says Vishal Saxena of idea Forge. "Some of our tech still comes from countries like Israel, which is embroiled in war, and so may not be in a position to supply 'to India for the next two years.
Cyber Security & The Next Battle
Cyber security and electronic warfare resilience are now becoming defining requirement. Battle field failures exposed vulnerabilities in imported systems. Indian drone didn’t work too well during operations. Considering that, cyber security of the drone becomes extremely important. Indian start-ups are also entering advanced domains.
Policy is beginning to support that transition. Companies point to the shift from "Make in India" to "Designed in In-dia" in the draft DAP 2026 framework and stricter indigenous-content rules. "You have to keep the IP owned in India. That's a major change,"
Wartime Industry
The armed forces remain cautious after earlier drone procurements failed operationally. But industry leaders say India cannot afford to wait for perfect systems while warfare is changing rapidly. “Perfection is step two. Step one is massive procurement, massive inventory,"
That tension-between urgency and perfection, imports and indigenous systems, assembly and deep-tech design -now defines India's drone industry.
The lesson from Ukraine, West Asia and Operation Sindoor is unmistakable: modern warfare increasingly depends on cheap mass, autonomy, resilience and speed. The result is an ecosystem no longer talking only about quadcopters and surveillance. It is talking about lots, interceptor economics, micro-turbo project visual navigation and thousand-kilometre strike capability. This is an opportunity, "but if you don't make use of it now, you will miss the bus.
Dr. Mukta Girdhar
Sr. Consultant, DDMA
Director Disaster Resilient and Research Foundation
