Christophoros Kazantzidis , IT Application & System Engineer

Christophoros Kazantzidis

IT Application & System Engineer

ETIMAD Security Strategic Solutions

Location
United Arab Emirates - Abu Dhabi
Education
Bachelor's degree, Information Technology Engineering
Experience
17 years, 3 Months

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Work Experience

Total years of experience :17 years, 3 Months

IT Application & System Engineer at ETIMAD Security Strategic Solutions
  • United Arab Emirates - Abu Dhabi
  • My current job since November 2016

Etimad Holding is a leading UAE Company combining and governing key operating companies and skills that together provide an end-to-end fulfillment, control and assurance for any type of national security model. It supports the army, petrol and critical infrastructures facilities.

Accomplishments:
• Contributed to ETIMAD as a thought leader- managed construction and maintenance of complex and critical IT infrastructure.
• Operationally responsible for ensuring the availability, integrity, and security for all IT systems and infrastructure.
• Provided technical leadership; managing, mentoring and developing the technical engineering team.

Key Responsibilities:
• Directing deployments of mission critical systems, replication and performance tuning.
• Presiding over day-to-day operations, delivery and continuous improvement of IT services, processes and systems coordination that facilitate business enablement.
• Dexterously managing end-to-end development life cycle right from determining the requirements, design/develop application solutions (C#, WPF Mvvm MS SQL, Tshark), SQL developing as well as development of QA/UAT to ascertain functionality, security, deployment and resolving problems reported.
• Leveraging best practices in technology landscape whilst suggesting IT solutions to systems problems.
• Configuring/ administering Windows Servers, Storage NetApp, VMware & ESXi,
• Owning networking support troubleshooting as well as design, configuration and escalated problem management.
• Troubleshooting Custom Application (Service Oriented Architecture).
• Proffering Mobile Surveillance Units software and hardware support. Troubleshooting cameras, Radars and Fences.

Application Engineer – Developer Analyst at GFS
  • United Kingdom - London
  • March 2014 to April 2016

Is the UK’s premier parcel and carrier management company with their main branch in England / UK.

Accomplishments
• Hired as an IT engineer, software support-development, QA tester for the Greek branch. Managed the delivery of single and multidisciplinary projects, balancing demands and priorities.
• Directed the efforts of team in the achievement of the strategic and operational objectives of the department.
• Instrumental in developing the GFS Checkout API (WCF Web Service) system which automatically provides the best distribution options to retailers based on their drop point providers and preferences.

Key Responsibilities:
• Spearheaded entire Software Development Life Cycle (SDLC) including preparing detailed technical specifications by conducting collaborative systems and business analysis, design, development and test plan reviews to the final delivery of quality code and post-production support.
• Played a key role in supporting new projects and systems upgrades.
• Addressed business users’ needs whilst creating a web-based application using WCF, Rest.
• Accountable for the successful execution of the System/software migration and/or integration phase/ planning processes.
• Managed database design, maintenance & reports SQL.
• Administered bug fixing/ extending in existing internal Silverlight c#.NET Webservices, development-maintenance web site of GFS, VB.NET applications, C#.NET applications.
• Supervised software testing (Soap UI, manual testing), designed test cases, created test scripts and identified data for integration, system, performance and regression testing to the highest standards.
• Configured and administered VMware - ESXi, Network and Server of the Company.

IT Engineer-Developer Analyst at T.Y.P.A.T.E, Health insurance fund of agricultural Bank of Greece
  • Greece
  • March 2011 to March 2014

Accomplishments
• Provided technical vision to complement the business vision, implemented best technology strategies were those that were fully integrated with the business strategy.
• Accomplished key project objectives - successfully developed, maintained, tested and managed consulting of ERP insurance system.

Key Responsibilities:
• Owner of the technical side of the business and set the technical roadmap for future features. Developed new projects in VB.NET, C#.NET and consulted on ERP system and other software systems.
• Maintained an estate of windows and ISA servers running mission critical applications.
• Configured, developed, integrated, tested, implemented and operate Active Directory Solutions to ensure high levels of architecture quality and availability. Created reports, data analysis as well as SQL scripts.

IT Engineer - Developer Analyst at OTESAT-MARITELS.A
  • Greece
  • May 2008 to March 2011

Member of the OTE Group of Companies, provides Inmarsat & Iridium satellite telecommunications services worldwide, both on land & sea, and integrated telecommunication solutions to the Hellenic & international maritime industry.

Accomplishments
• Successfully developed an E-invoicing system and Online Manager Service (C#.net, db2).
• Supported the telecommunication systems (CDRS, Billing), Inmarsat and Iridium satellite telecommunication services.

Software Developer – Analyst at European Dynamics Sa
  • Greece
  • February 2007 to March 2008

EUROPEAN DYNAMICS provides a wide range of services in the field of Information & Communication Technologies (ICT) to the public and private sector, in 47 countries world-wide

Key Responsibilities:
• Developed programs using Classic ASP, JavaScript, HTML, MS SQL, Oracle 9i as well as Visual basic 6.
• Handled Technical Document Writing, created and maintained high-quality user documentation.

Key Projects to Credit:
MARS: Web Application, a Document Management System, to be used by the European Army, Database Oracle 9i
Technology used: Asp, javascript, vb6, java

EUR-LEX. Client: OPOCE. The project was concerned with the implementation of an advanced online service allowing direct access to EU law through Europa server at http://europa.eu.int/eur-lex.
technologies. Software used: SunOS 5.6, Oracle 8.1.3, Web Server-JSP/servlet engine: iPlaNET 4.1, JDK 1.3.1.

Technical Support at AniMA
  • Greece
  • October 2005 to April 2006

Education

Bachelor's degree, Information Technology Engineering
  • at Athens University of Applied Sciences (ATEI)
  • December 2005

Professional Development: • CompTIA Security, pursuing

Specialties & Skills

System Deployment
Management
Programming
Software
Database MS SQL Support, Maintenance, Consultancy
Development Experience Visual Studio – C# - VB - ASP, Web Services (SOAP Rest), classic ASP
Development Experience JavaScript, Jason, Xml, java, SQL queries
Web Vulnerability scanning (Acunetix)
SAP Crystal reports
Project Management
Resources Management
Training and Development
Passionate Leadership
MS Windows - Servers
Oracle – DB2 – Firebird – MySQL
IT Engineering Excellence
Technology Vision and Strategy
Team Management
Software Architecture
Programming
IP addressing, network troubleshooting
Troubleshooting Operating Systems/ Applications
Server Infrastructure, Configuration, Administration
Active Directory Structure and Administration
Web Servers knowledge IIS, Apache, Functional testing (Soap UI, Selenium)
VMware, Esxi Configuration and Administration
Linux, Kali penetrating testing tools, Nmap, Wireshark, Metasploit
Web vulnerability testing (Acunetix)
Networks management maintenance, design topologies, cisco routers, switches
ITIL Management and Coordination

Languages

Greek
Native Speaker
Russian
Expert
English
Expert

Training and Certifications

Cisco CCNA (Training)
Training Institute:
iLearn, Athens, 2009
Oracle database 10g: Program with PL/SQL (Training)
Training Institute:
Athens
Date Attended:
December 2011
ITIL V3 Certified (Certificate)
Date Attended:
December 2017

Hobbies

  • Traveling
  • Chess
  • Scuba Diving
  • Martial arts
  • Computers