He is a cybersecurity engineer, with 25 years experience at the Greek Ministry of Foreign Affairs. Between 2019-2025, he joined the European Security and Defense College (ESDC), which is part of the European External Action Service (EEAS), organizing cybersecurity and Intelligence activities/workshops for EU Member States or geographical areas with political interest in EU (like the Western Balkans, the Eastern Neighborhood, Ukraine, Armenia, Moldova, and others)
Since 2025, Panagiotis Marzelas works at the European Cybersecurity Competence Centre (ECCC) as Project Officer and was assigned to contribute to the PQC cluster activities. Most recently, he hosted a panel at the PQC conference “Beyond the Algorithm” in Bucharest.