India's Indigenous Drone Triad: Predators, TAPAS-BH, and Archer-NG

02 Jun 2026 · 8 min read

Indian Army personnel training on drone operations. India's three-tier UAV strategy covers strategic MQ-9Bs, indigenous TAPAS-BH, and the Archer-NG stealth UCAV. Photo: Indian Army / GODL-India

1|Three drone programmes. Three levels of maturity. One strategy. 2| 3|India's unmanned aerial vehicle ecosystem has spent years operating on leased platforms and imported hardware. The shift to an indigenous triad is not a policy document anymore; it is happening at three different speeds across three different platforms, each at a distinct point in its lifecycle. The MQ-9B deal is a procurement done deal moving toward delivery. TAPAS-BH is an indigenous programme crossing the certification finish line after years of delays. Archer-NG is a flying-wing technology demonstrator proving that India can build stealth combat drones. Understanding where each stands determines what the Indian military can actually field, and when. 4| 5|--- 6| 7|## The Strategic Tier: MQ-9B SeaGuardian and SkyGuardian 8| 9|The 31-aircraft MQ-9B deal, valued at $3.99 billion, was formally structured as a Foreign Military Sales case with the Letter of Offer and Acceptance signed in late 2024 and finalised in 2025. The breakdown allocates 15 SeaGuardian variants to the Indian Navy (maritime patrol, anti-submarine warfare), 8 SkyGuardian variants to the Indian Army, and 8 to the Indian Air Force for strategic ISR and strike coordination. 10| 11|The Navy already operates two leased MQ-9A SeaGuardians since 2020 under a $200 million lease. These have been instrumental in developing standard operating procedures for long-endurance maritime ISR, anti-piracy patrols, and anti-submarine warfare coordination. The Navy knows what it is getting with the MQ-9B. The infrastructure is already being prepared: INS Rajali in Tamil Nadu is being upgraded with additional hangar space, ground control station facilities, and satellite communication terminals. Porbandar in Gujarat will serve as a forward operating base for Arabian Sea and Gulf of Aden coverage. 12| 13|First deliveries are expected in late 2026 to early 2027, with full delivery completion projected by 2028 to 2029. The Navy's 15 SeaGuardians will arrive first, replacing and expanding upon the leased fleet. Army and Air Force SkyGuardians follow in 2027-2028. 14| 15|The MQ-9B brings a sensor suite that covers the full maritime domain picture: Synthetic Aperture Radar (SAR) with GMTI, multi-spectral EO/IR with laser designation, Inverse SAR for ship identification, Automatic Identification System integration, and sonobuoy processing for submarine detection. Endurance exceeds 27 hours for the SkyGuardian and 40 hours for the SeaGuardian in clean configuration. Service ceiling is above 40,000 feet. Weapons integration covers AGM-114 Hellfire and GBU-39 Small Diameter Bombs. 16| 17|The operational outcome: the Indian Navy will have persistent maritime patrol coverage across the Indian Ocean Region from two permanent bases, with the ability to track surface contacts, localise submarines, and coordinate strike assets without relying on P-8I Poseidon sorties for every task. For the Army and Air Force, SkyGuardians provide strategic-level surveillance along the LAC with payloads and endurance that tactical drones cannot match. 18| 19|Source: The Hindu | Source: PIB | Source: India Today | Source: General Atomics | Source: Naval News 20| 21|--- 22| 23|## The Indigenous Workhorse: TAPAS-BH 24| 25|TAPAS-BH (Tactical Aerial Platform for Surveillance, Beyond Horizon) has been DRDO's most protracted drone programme. Originally designated Rustom-II, it has weathered years of delays, engine changes, and certification hurdles. But 2025-2026 marks the period where it finally crossed critical milestones. 26| 27|The platform is a Medium-Altitude Long-Endurance (MALE) UAV with a maximum takeoff weight of approximately 1,800 kg, payload capacity of 350 kg, and endurance of 20 to 24 hours at operational altitude. Its service ceiling is designed for 35,000 feet. Sensors include EO/IR turrets, Synthetic Aperture Radar, and electronic intelligence (ELINT/COMINT) payloads. SATCOM provides beyond-line-of-sight data links. 28| 29|The defining milestone of 2025-2026 was the winter trials at Leh, Ladakh at an elevation of 3,500 metres. These validated engine performance in extreme cold (temperatures as low as -30°C), de-icing systems for airframe and sensors, high-altitude takeoff and landing performance in thinner air, sensor effectiveness over snow-covered terrain, and SATCOM link reliability in mountainous terrain. DRDO released multiple updates during the winter of 2025-2026 confirming that the platform met user requirements across all assessed parameters. 30| 31|Certification by CEMILAC (Centre for Military Airworthiness and Certification) and DGQA (Directorate General of Quality Assurance) is the next gateway. Initial Operational Clearance is expected by late 2026, with Final Operational Clearance likely in 2027. 32| 33|Hindustan Aeronautics Limited (HAL) has been designated the production partner, with an initial order for 60+ units spanning Indian Army and IAF requirements. HAL's production line is expected to begin series production in 2026-2027. Private sector involvement from Adani Defence, L&T, or Mahindra Defence is anticipated for component manufacturing. 34| 35|Operationally, TAPAS-BH fills the gap between tactical drones (Israeli Searcher II and Heron, both ageing platforms) and the strategic MQ-9B. The Indian Army plans to deploy it along the Line of Actual Control (LAC) for high-altitude surveillance, leveraging the validated Leh performance. The IAF will use it for strategic ISR, battle damage assessment, and target acquisition. 36| 37|A notable dimension is the CATS (Combat Air Teaming System) programme, where TAPAS-BH is a candidate for manned-unmanned teaming with LCA Tejas fighters. In this role, TAPAS-BH would serve as a forward ISR node and target designator, with the Tejas providing the strike capability. 38| 39|Source: The Hindu winter trials | Source: PIB winter trials | Source: India Today production clearance | Source: The Hindu CATS programme | Source: Business Standard technology transfer 40| 41|--- 42| 43|## The Stealth Future: Archer-NG and Ghatak 44| 45|Archer-NG (Next Generation) is DRDO's Autonomous Flying Wing Technology Demonstrator programme, the precursor to the full-scale Ghatak stealth UCAV. It represents India's entry into a category occupied by the US X-47B, European nEUROn, and Chinese GJ-11 Sharp Sword. 46| 47|The Archer-NG technology demonstrator is a tailless flying-wing design with an estimated wingspan of 15 metres, MTOW in the 5,000 to 6,000 kg class, carbon composite construction with radar-absorbent materials, a buried S-duct engine intake for reduced radar cross-section, tricycle retractable landing gear, and an internal weapons bay capable of carrying two 250 kg class munitions. 48| 49|Flight test milestones achieved in 2025-2026 include completed taxi trials, a successful first flight from a DRDO test range (likely Chitradurga or Kolar), subsequent envelope expansion flights, and autonomous waypoint navigation validation. Weapon bay door actuation and separation testing have been initiated. 50| 51|The engine question remains the programme's critical path. DRDO's Gas Turbine Research Establishment (GTRE) has developed a dry (non-afterburning) version of the Kaveri engine, originally designed for the LCA Tejas. This eliminates the afterburner section, reducing weight and complexity while providing approximately 45 to 50 kN of thrust suitable for a subsonic UCAV. Ground tests are ongoing. Imported options (GE F404/F414 non-afterburning variant, Safran collaboration, or Russian NPO Saturn) remain as fallback paths if the Kaveri dry variant faces delays. 52| 53|Weapon integration tests include the Smart Anti-Airfield Weapon (SAAW), a 125 kg class glide bomb, and DRDO's glide bomb kit for precision strikes. 54| 55|The full-scale Ghatak UCAV is expected to be significantly larger: MTOW in the 10,000 to 15,000 kg class, wingspan of approximately 20 metres, combat radius exceeding 1,000 km, internal payload of 1,000+ kg, and full stealth shaping with RAM coatings and shielded nozzles. Mission profiles include deep strike, SEAD/DEAD (Suppression/Destruction of Enemy Air Defences), and strategic bombing. 56| 57|First flight of the full-scale Ghatak is projected between 2028 and 2030 on the most optimistic timeline, with 2032 to 2035 as more realistic. Operational induction is unlikely before 2035. The Archer-NG demonstrator feeds critical aerodynamic, stealth, and flight control data into the Ghatak programme. 58| 59|Source: The Hindu Archer-NG maiden flight | Source: PIB Archer-NG | Source: The Hindu Ghatak UCAV | Source: The Hindu Kaveri UAV engine | Source: IDSA engine analysis 60| 61|--- 62| 63|## The Fourth Pillar and the Gap 64| 65|A complete picture of India's drone ecosystem must include the Drishti 10 Starliner (Adani Defence and Elbit Systems), an ISTAR UAV already in service with the Indian Army since 2025. It provides a tactical-level intelligence and surveillance capability that partially bridges the gap between TAPAS-BH's induction timeline and the Army's current operational needs. 66| 67|| Tier | Platform | Role | Status | 68||------|----------|------|--------| 69|| Heavy / Strategic | MQ-9B SeaGuardian / SkyGuardian | Maritime patrol, strategic ISR, precision strike | Delivery 2026-2028 | 70|| Medium / Tactical | TAPAS-BH (Rustom-II) | Tactical ISR, border surveillance, CATS teaming | IOC 2026, production 2026-2027 | 71|| Light / Tactical | Drishti 10 Starliner | ISTAR, electronic warfare | In service (2025) | 72|| Stealth / Combat | Archer-NG / Ghatak | Deep strike, SEAD, strategic bombing | Demonstrator flying; Ghatak 2030+ | 73| 74|The gap in this table is between 2027 and 2030. The MQ-9B will be delivering through 2028. TAPAS-BH production will ramp through 2027. Drishti 10 is already in service. But Archer-NG is a technology demonstrator; the Ghatak operational UCAV remains a decade away at best. India will spend the late 2020s with strategic ISR (MQ-9B) and tactical surveillance (TAPAS-BH, Drishti 10) covered, but without a stealth combat drone capability. That timeline is not unusual. China's GJ-11 took over a decade from demonstrator to operational speculation. The US X-47B never entered production. India's Archer-NG is building foundational capability at its own pace. 75| 76|What matters more than the Ghatak timeline is whether the two near-term platforms deliver on their promise. The MQ-9B deal is solidly executed. TAPAS-BH's winter trials have validated performance at India's most demanding operational altitude. If both meet their 2026-2027 induction targets, the triad will be two-thirds real by 2028. That is a better position than any Indian Air Chief could have described five years ago. 77| 78|Sources: The Hindu three-tier strategy, IDSA UAV capability analysis, Janes UAV fleet modernisation, The Hindu MQ-9B delivery, Times of India TAPAS-BH certification, India Today Archer-NG 79|