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Karim Zreik possesses extensive experience in billing and telecommunications, having worked at Alfa Telecommunications since February 2009 in various managerial roles, including Billing Senior Manager and Charging & Billing Operations Manager. Prior to this, Karim served as a Technical Consultant at ITS International Turnkey Systems from June 2008 to January 2009 and held the position of IT Billing Administrator at Alfa Telecommunications from June 2004 to May 2008. Karim's career began at France Telecom Cellis, where tenure spanned from September 1996 to May 2004 as an IT Billing Technician.