Rear Admiral Paul Flos is a seasoned naval officer with over 30 years of experience in operational, technical, and diplomatic roles. Born in Tegelen, Netherlands, in 1966, he began his naval career at the age of 18, when he started his officer training at the Royal Naval College in Den Helder and served on several naval vessels, including HNLMS Tromp and HNLMS De Ruyter, for over 10 years in operational positions.

As a naval officer, Rear Admiral Flos has had a distinguished career, with a strong focus on engineering and technical expertise. He served as Head of the Engineering Department on HNLMS Tjerk Hiddes and HNLMS Johan de Witt, and as Defence Attaché in Syria, Lebanon, and Iran for 2 years. He also worked at the NATO Helicopter Management Agency in Aix-en-Provence, France.

From 2019 to 2023, Rear Admiral Flos served as Head of Naval Systems at the Defence Materiel Organisation, now known as COMMIT Materiel and IT Command. Currently, he serves as Director of Program International Naval Materiel Cooperation, fostering collaboration and cooperation between nations and industries to enhance maritime defence capabilities, with a focus on Unmanned Systems and protecting Critical Underwater Infrastructure. Additionally, since April 2025, he has held the position of Chairman of the NATO Naval Armament Group (NNAG).