Sefa Ön

Experience

• 

  Willi Betz GmbH & Co. KG

  Jun 2006 - Mar 2009

  IT Responsible

  Maintenance and corporate companies agree Systems, Projects, Network infrastructure and carry out activities in all areas related to IT, consulting and support

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  Mobiltel Iletisim Hizmetleri San. Tic. A.S

  Jan 2009 - Feb 2012

  IT-Administration

  Computer Hardware, Windows 2003-2008 / 2008 R2 Server, Exchange 2007 / 2010 SQL 2000 / 2005 / 2008 R2 / ISA / TMG / PFsense Servers Repair-Installation-Configuration and Support, Windows XP / Windows 7 Installation-Support-Repair and Configuration, Helpdesk, Network Managing (Switch-Router Support-Installation)

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  AstraZeneca

  Jun 2013 - now

  Infrastructure Network & System Consultant

  Maintenance and corporate companies agree Systems, Projects, Network infrastructure and carry out activities in all areas related to IT, consulting and support .• Develop, implement and support cost effective technology solution• Project Management • Project & Maintenance Contract management • Define, Assess and Improve Project Management Process and Support system• Manage and execute new IT projects for future growth • Developing IT Tracking system to receive, prioritize, document and actively resolve enduser requests • Purchasing and configuring new equipment, setting up and administering all hosted service and resolving all end user issues• Negotiate and administer vendor and service agreements • Manage inventory including disposing/discharging/repairing equipment • Define, implement, improve to train staff on IT policies, procedures and best practices• Support current operation 7/24 hours • Network performance evaluation and optimization. • Troubleshooting and infrastructure management. • Responsible for 99.99% uptime for critical data network • Prepare technical specification for outsourcing project, give/take offer some tender process.• Use Symantec Netbackup Enterprise for backup solution • MPLS L3VPN and MPLS L2 VPN configuration and troubleshooting using Cisco platform• Prepare technical specification for outsourcing project, give/take offer some tender process. Show less