Thomas Polemis (ccna,MCSE,MCTS,MCSA)

     IT Specialist


I am a highly accomplished network and System Engineer with over 13 years of experience with Microsoft operating systems (Servers/Workstations), Cisco Networking, with a strong focus on Network Security, providing solutions in the field of computer support, networks and infrastructure to a variety of companies.
Capable to respond to demanding environments and to critical information technology projects (e.g. infrastructure relocation, etc.), organizational with excellent communications, societal and negotiating skills, with team spirit and considerable experience in servicing and customer care. Ability to establish and maintain good working relations with people and work under pressure following tight deadlines.
Success history of leading IT department and information security, providing administration, monitoring, installation, configuration, operation, and maintenance of systems, hardware and software and related infrastructure on windows based environments  (active directory, exchange 2013 etc.) and networks based on Cisco equipment, as well as in the management of budget on IT supplies.

Work History

Work History
Feb 2003 - Present

Freelance IT

Thomas Polemis

As a freelance i am providing System Administration and ensured high level of reliability and stability along integrated systems on Windows 2003 , 2008 and 2012 Servers based platforms. I have assist many companies to overcame their infrastructure problems and assure the smooth operation of the Networks. Remote supporting the users whenever they needed, fast and efficient. Security infrastructure: I have designed, planned and implemented integrated security systems (with ip cameras,dvr,remote viewing etc) in a variety of companies.

Feb 2002 - Present

Senior Network & System Administrator

ComputerInn Automation Services
  • Responsible for maintenance and support procedures.
  • Network security design for customers' networks.
  • Systems and Network Administration.
  • Remote and local support for workstations and servers. (Windows Server 2003/2008/2012,SQL 2005/2008,Exchange Server 2013,etc).



Studding for Bachelor's degree in Computer Science, Computer and Information Sciences and Support Services

Hellenic Open University
1996 - 1998

HND, Systems & Network Engineering



Dec 2015 - Dec 2018

CCNA :  Cisco Certified Network Associate

Sep 2015 - Sep 2018

MCSE: Microsoft Certified Solutions Expert: Messaging

License F412-3607
Nov 2015

MCSA: Office 365



Oct 2015

MS: Implementing Microsoft Azure Infrastructure Solutions 

License F432-8421
Aug 2015

MCSA: Microsoft Certified Solutions Associate

License F401-9641
Jun 2015

MCPS: Microsoft Certified Professional

License F349-7214
Dec 2014

Eshop Development

National and Kapodistrian University of Athens, Greece 
Nov 2014

Security on Information Systems

National and Kapodistrian University of Athens, Greece