Theodoros Diplas

IT Security Officer - Systems & Networks Engineer at European Commission

Theodoros Diplas is an experienced IT professional currently serving as an IT Security Officer and Systems & Networks Engineer at the European Commission since June 2025. Prior to this role, Theodoros held positions including Senior IT Engineer at SCYTALYS S.A., where responsibilities included designing and managing LANs and WANs, and optimizing VMware environments. As IT Systems Manager at Upstream, leadership was provided for adopting new technologies and enhancing IT infrastructure. Earlier experience includes a Senior System Administrator role at the Ministry of National Defence, managing Active Directory domains, and a decade-long tenure at the Hellenic Air Force, focusing on system administration and technical support. Theodoros holds a Master's degree in Informatics & Telematics from Harokopio University of Athens and a Bachelor's degree in Computer Engineering from Technologiko Ekpaideutiko Idrima, Lamias.

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European Commission

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The Commission represents and upholds the interests of the EU as a whole, and is independent of national governments. The European Commission prepares legislation for adoption by the Council (representing the member countries) and the Parliament (representing the citizens). It administers the budget and the policy programmes (agriculture, fisheries, research etc.) in cooperation with authorities in the member countries. Visit http://www.europa.eu/ if you want to learn more about the EU, or call the free service number 00 800 6789 10 11 from anywhere in the EU, they speak all 24 official languages. Disclaimer: The European Commission is working to ensure that social networks respect the highest standards of data protection. All users of social networks should be particularly careful about how they disclose their personal information and about how it may be used by third parties and the social network themselves. The presence of the European Commission on LinkedIn does not mean that we endorse or in any way agree with the privacy policy or practices of this professional social media network. Read more about our social media policy → europa.eu/!dyJq74


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Brussels, Belgium

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10,000+

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