Konstantinos Silvestros

• Developed as PLC Programmer at VW Factory (Zwickau) using Siemens TIA Portal and VASS 6 standard and supported the production of electric car models ID3 and ID4.

• Influenced account management for 100+ stores, increasing the total turnover by 5% (+€4M). • Implemented data analysis for a total region of 700+ stores, producing €40M turnover per month. • Monitored performance benchmarks and communicated sales KPIs, providing feedback and executing corrective actions and improvements, achieving a total renovation-relocation of 50 stores.

• Certified adult instructor in Computer Science and IT Managers. • Instructed a total of 1.500 hours in the areas of Microsoft Office, Internet, Mail, Multimedia, Networks, Analysis, Programming (C++), Data Management, Databases and Data Security.

• Delivered end-to-end management focused on implementing company’s standards and guidelines and controlling overall operating costs, reducing the break even by 30% and increasing the operating profit by 200%. • Directed store team and developed business strategies to increase customer base, expand store traffic, and optimise profitability, increasing the store traffic by 20%. • Delivered effective commercial visual package by implementing management methods, increasing the inside store transactions by 30%.

• Trained in Austria and contributed to the opening of 8 new stores in Greece. • Maintained store staff including recruiting, selecting, training, and managing to ensure high productivity and operational effectiveness. • Influenced the implementation of quality leadership and management methodologies to improve store performance. • Monitored and managed delivery of KPI’s and maintained productive working environment for personnel.

• Led more that 100+ soldiers throughout military operations including staff training, serviceability and operational readiness of personnel and equipment. • Maintained and managed the integrity of all operating systems and databases of the military unit including the security of all systems. • Directed military intelligence, security, operations including training, serviceability and operational readiness of personnel and equipment.

Organizing and Managing Data in Excel, Databases with SQL, Statistics in R, Data Integration and Analysis with Power BI, Data Analysis with KNIME & Tableau.

Knowledge Management, Business Intelligence, Change Management, Project Management, Marketing, Social Corporate Responsibility, Leadership, Strategic Management, Operations Management, Human Resources Management, Financial Management, Innovation Management.

Programming and Program Design, Systems Modelling, Computing Environments, Databases, Further Languages, System Development Exercise, Open Systems and Networks. Master Thesis: “Cryptography and Data Security in Military Communication Systems”.