Brigadier General Mariusz Ochalski

Chief, Military Engineering Directorate & Deputy Inspector of Combat Support Polish Armed Forces

He graduated as an cadet-officer from Military Academy Of Technology (WAT) in Warsaw. During his career he served in 1st Engineer Brigade in Brzeg (1999-2007), in 2nd Engineer Regiment in Nowy Dwór Mazowiecki and commanded 5th Engineer Regiment in Szczecin. He was also a staff officer in Military Engineering Department of Land Forces Command and Military Engineering Directorate of General Command of the Polish Land Forces. As part of his international service he was deployed to Pakistan after Earthquake in 2005. Served as chief instructor in The Military Engineering Centre of Excellence in Ingolstadt, Germany and was posed as Assistant Chief of Staff for Joint Engineering in Multinational Corps North-East in Szczecin. In 2024, he was appointed to the position of the Chief of the Operations Branch – Deputy Chief of the Military Engineering Directorate at the General Command of the Polish Armed Forces, and in 2025 to the position of Deputy Chief of the Military Engineering Directorate. Since February 2026, he has been Chief of the Military Engineering Directorate – Deputy Inspector of Combat Support. As the head of the Military Engineering Directorate, he takes an active part and makes a significant contribution to the implementation of tasks preparing the National Security Program "East Shield", coordinates and performs tasks aimed at increasing the security of the country in the face of potential threats. He actively participates in the work and is responsible for the preparation of engineering troops units for the construction of defence systems, which are crucial for the protection of the eastern border of Polish as part of the "East Shield" Program.