Requirements

•   Install, configure and troubleshoot server applications: email, web, vpn, database etc.
•   Install, configure and troubleshoot open source VoIP applications: Asterisk, SER, OpenH323 etc.
•   Install and configure network equipment and applications: Cisco, Quintum, Nextone, Sysmaster, Acme etc.
•   Organize and maintain network security
•   Participate in design and support of customer networks
•   5+ years of experience in Linux Operating Systems
•   Excellent understanding of Linux Kernel tuning
•   Excellent understanding of TCP/IP and Networking - switches, routers, network topology
•   Extensive experience in installing, compiling and troubleshooting server applications
•   Extensive experience with server applications, source control systems, systems backup and restore operations
•   Good knowledge of QoS network traffic filtering/policing and network security
•   Good knowledge of shell scripting and jobs automation
•   Excellent communication skills
•   Excellent team working skills
•   Innovative thinking and problem-solving skills
•   Pro-active and collaborative mindset
•   Good written and spoken English