Sine Engineering

About

Sine Engineering is a Ukrainian defense technology company established in 2022 and based in Lviv, specializing in advanced communication and navigation systems for unmanned aerial vehicles operating in contested environments. Founded in response to the growing challenges of electronic warfare, the company focuses on ensuring reliable drone operation in conditions where traditional GPS and communication links are disrupted or denied. Its work addresses one of the most critical aspects of modern warfare: maintaining control, coordination, and effectiveness of UAVs under constant electronic interference.

The company is led by Andrii Chulyk, who has guided its development from an early-stage initiative into a rapidly growing defense-tech enterprise. Under his leadership, Sine Engineering has built a team of engineers, developers, and specialists focused on delivering practical, scalable solutions for real battlefield conditions. Its approach emphasizes adaptability, rapid iteration, and integration with a wide range of UAV platforms.

A central focus of Sine Engineering’s work is the development of resilient communication and positioning systems that enable drones to function effectively in electronic warfare-heavy environments. This includes jamming-resistant data links, alternative navigation methods that do not rely solely on satellite signals, and mesh networking solutions that allow multiple drones to operate in coordinated groups. By providing the technological backbone that supports UAV operations, Sine Engineering plays a critical role in enhancing the reliability, survivability, and overall effectiveness of unmanned systems in modern, technology-driven conflict.