5 years system administrator engineer, with relevant experience and specialization on Linux(CentOS, Ubuntu, Debian OS) and Windows OS maintenance on Hardware and software. Expert on installation and configuration on Single or Cluster via Host and Dedicated/Physical Server which include VMWare, Virtualbox, AWS, Web Server, Vicidial, GoAutodial, Elastix, FreePBX, Asterisk,VOIP server,Firewall and Network peripherals. Also I am a Vicidial expert on maintenance and scratch installation and support until live run of the system. And also I had handled almost 30 call center company as system support engineer with almost 1000 seats call center system.