| 2007–2010 | Mathematics Teacher in Secondary Education (Government Gazette 599/Issue Γ’/16‑08‑2007) |
| 2005–2007 | Special Technical Laboratory Staff (ETEP), Directorate of Informatics, National Technical University of Athens (Government Gazette 45/Issue NPID/02‑03‑2005)• Participation in the supervision of diploma theses and laboratory courses Scientific Coordinator: Prof. I. Polyzos Project Duration: 01/01/2006 – 31/12/2006 Contract Duration: 01/01/2006 – 30/06/2006 • Laboratory Courses |
| 2003–2004 | Substitute Secondary School Teacher Sector: PE19 – Computer Science 3rd Technical Vocational School (TEE), Galatsi |
| 2001–2003 | Substitute Secondary School Teacher Sector: PE03 – Mathematics 1st General Lyceum of Ilion 4th Technical Vocational School (TEE), Peristeri |
| 1999–2001 | Substitute Secondary School Teacher Sector: PE19 – Computer Science 2nd General Lyceum of Chalkida 3rd General Lyceum of Galatsi |
| 1991–1999 | Director & Mathematics Instructor Private Tutorial Centre for Secondary Education |
