Quantum sensors race to frontline as GPS risks mount

By early 2026, experts like Dr. Crowder underscored that the strategic importance of quantum technologies in defense hinges on scaling from isolated logical qubits to highly interconnected systems with hundreds of qubits capable of executing millions of operations. This scaling is critical not only for computing but also for quantum sensing and networking, which are essential for secure information transmission and advanced sensing capabilities that classical networks cannot support. Quantum sensing, already partially commercialized, plays a pivotal role in enhancing navigation and secure timing systems—key components for GPS-denied environments and secure communications, thus reinforcing its often underappreciated defense value.

The quantum technology market is expanding rapidly, with revenues growing approximately 27% annually, reflecting accelerating government and enterprise readiness to integrate these innovations into defense systems. Celia Merzbacher highlights that the future of defense quantum applications lies in hybrid quantum-classical systems that complement rather than replace classical computing, enabling solutions to problems previously deemed intractable. This strategic shift is further propelled by the synergy between AI and quantum technologies, where AI accelerates quantum hardware design and algorithm discovery, a collaboration crucial for advancing defense capabilities.

Recognizing the transformative nature of quantum technologies, defense organizations are urged to prepare now for a paradigm shift rather than a simple migration. As Celia Merzbacher emphasizes, this transition demands proactive strategic alignment to maintain technological dominance, ensuring that defense sectors are not caught off guard by the quantum revolution that is reshaping computing, sensing, and secure communications.

By mid-2026, the Department of War and the Pentagon have launched ambitious quantum sensing initiatives to transform ISR and navigation capabilities. The Department of War’s program prioritizes leveraging quantum sensing to achieve unprecedented sensor accuracy and detection, while the Pentagon’s Farseer initiative, led by the Defense Innovation Unit, focuses on rapidly integrating mature quantum sensors and clocks to overcome traditional ISR size, weight, and power limitations. These efforts aim to unlock next-generation ISR functionalities critical for tactical intelligence, multi-domain collection, and precision targeting, signaling a strategic push to embed quantum technologies deeply into defense operations.

The U.S. Naval Research Laboratory’s Quantum Science Institute (QSI), established in June 2025, has become the Navy’s centralized hub for quantum information science and technology, orchestrating multidisciplinary collaboration across government, academia, and industry. Under the leadership of Adam Black, Ph.D., QSI aligns its research with the Department of Defense’s Quantum and Battlefield Information Dominance (Q-BID) priority, focusing on four core areas: quantum sensing and navigation, quantum computing and algorithms, quantum networking infrastructure, and foundational materials and photonics. This strategic framework supports near-term operational demonstrations, such as atomic clocks and quantum accelerometers for GPS-denied navigation, while fostering workforce development through fellowships and partnerships to sustain U.S. quantum expertise.

Canada’s Quantum Defence Innovation Secure Hub (Quantum DISH), funded with CAD $20.3 million under the BOREALIS framework, exemplifies a coordinated national effort to transition quantum sensing and communications from academia to military operations. Targeting GPS spoofing vulnerabilities, Quantum DISH leverages atom interferometry with cooled rubidium-87 atoms to achieve over 100-fold accuracy improvements in inertial navigation, enabling drift-free, GNSS-independent navigation. The consortium’s broad cross-sector collaboration includes defense primes like Lockheed Martin Canada and General Dynamics Mission Systems Canada, alongside leading universities, emphasizing NATO interoperability and hybrid classical-quantum sensor fusion to address bandwidth limitations for high-dynamic platforms such as aircraft and guided munitions.

Atomionics has emerged as a pioneering startup in advancing quantum sensing from experimental prototypes to practical, deployable systems, exemplified by its establishment of Asia’s first integrated quantum sensing hub in Singapore. The 5,700+ sq ft facility focuses on adapting its GRAVIO quantum gravimetry system for high-resolution, 3D underwater mapping, demonstrating over 95% accuracy in matching drill-hole data without exploratory drilling. Backed by strategic investors such as SG Growth Capital, Cap Vista, and BHP, and supported by partnerships with Singapore’s Ministry of Defence, Atomionics is positioning its technology for defense applications like securing undersea cables and monitoring offshore infrastructure, with plans to scale manufacturing locally and deploy internationally within 12 to 18 months.

Lockheed Martin exemplifies the defense industry’s long-term commitment to transitioning quantum sensing from laboratory research to operational defense platforms, having invested in quantum science since 2008 and formally prioritizing quantum technologies in 2021 alongside directed energy and hypersonics. The company leverages its systems integration expertise to engineer robust, deployable quantum sensors that can operate reliably in GPS-denied environments, focusing on navigation, timing, and precision measurement. Collaborations with startups like Q-CTRL and AOSense aim to develop quantum inertial navigation systems that augment GPS by using individual atoms to detect motion and orientation, reflecting a strategic emphasis on practical, performance-driven demonstrations rather than purely scientific experiments.

Lockheed Martin’s approach to quantum sensing underscores a pragmatic engineering ethos, emphasizing the packaging of fragile quantum components into durable, real-world devices capable of withstanding demanding operational conditions. As Dani Couger, Quantum Technologies Lead, states, 'We know how to take something fragile, integrate it with complex systems and make it thrive in real environments,' highlighting the company’s focus on ensuring sensor longevity, reliability, and effectiveness. This shift toward near-term, achievable quantum sensing capabilities aligns with federal timelines targeting operational deployment by 2028, distinguishing sensing as a more immediate defense application compared to the longer-term promise of quantum computing.

International partnerships, from NATO to Asia-Pacific, are accelerating the deployment of quantum navigation and sensing, ensuring allied forces outpace adversaries in GPS-denied and contested domains.

The Naval Research Laboratory's Quantum Science Institute (QSI), launched in mid-2026, exemplifies a strategic commitment to cultivating a robust quantum workforce critical for national security. By forging dynamic partnerships across government, academia, and industry, QSI centralizes multidisciplinary quantum research efforts, fostering an ecosystem where postdoctoral fellowships and inter-agency collaborations thrive. This integrated approach not only sustains U.S. quantum expertise but also accelerates innovation by bridging theoretical and applied quantum science, positioning scientists at the forefront of defining a transformative technological era.

Under the leadership of Dr. Adam Black, QSI emphasizes leveraging rapid private-sector advancements alongside fostering cross-sector collaboration as pivotal strategies to maintain U.S. technological and national security dominance in quantum technologies. By creating a centralized organizational framework that encourages synergy among defense labs, universities, and industry partners, the institute ensures that workforce development is deeply intertwined with cutting-edge research and applied technology efforts. As Black notes, this environment offers scientists a rare opportunity to shape the emerging quantum landscape while reinforcing the Navy’s strategic advantage.

Quantum sensing technologies, such as quantum-enhanced radar and LiDAR, are pivotal to Canada's conflict prevention strategies, especially within the Women, Peace and Security (WPS) agenda. By enhancing detection capabilities in the Arctic and North American aerospace and maritime approaches, these technologies underpin deterrence frameworks like NORAD's denial credibility, directly supporting the conflict prevention goals emphasized by UN Women since 2015. Moreover, the dual-use nature of these quantum innovations offers significant civilian benefits that, if integrated thoughtfully, could advance gender equality and human security objectives—yet Canada's current defense and WPS policies remain siloed, missing opportunities for strategic alignment and burden-sharing.

Canada’s Quantum Defence Innovation Secure Hub (Quantum DISH) illustrates a strategic fusion of technological innovation with broader policy imperatives, notably international interoperability and resilience against electronic warfare. With Lockheed Martin Canada’s involvement—linked to its US parent’s Department of Defense quantum navigation contracts—Quantum DISH is clearly designed with NATO collaboration in mind, transcending purely domestic capabilities. Its rapid transition from academic research to operational prototypes addresses urgent threats like the doubling of GPS spoofing incidents worldwide, exemplified by events such as the MSC Antonia grounding, reinforcing a multifaceted national security framework that integrates cutting-edge quantum sensing with conflict prevention and electronic warfare resilience.