Expert knowledge about a wide range of telecommunications equipment and IP protocol and routing of RIP, OSPF.
Knowledge of MS Windows Server 2003/2008 and related services and technologies: AD DS, MS DNS, DHCP, WINS, GPO, MS Exchange 2007/2010.
Experience with wide different VoIP systems Cisco CallManager. Asterisk, Softswich, 3CX software .
Expert knowledge with SIP, H323, SCCP, ISDN. I am able to install and service AVAYA, Panasonic, Samsung, Simens. Integrated them among themselves on the joint of VoIP, ISDN.
Deep knowledge of Cisco networking equipment, Palo alto network, 3com (HP).
- Experience in building VDS hosting with the use of VmWare ESX software.
- Knowledge of Unix OS (FreeBSD) / Linux (Debian / Ubuntu, RedHat / CentOS) MS WindowsXP / 2000/2003 at the level of system administrator, more than 10 years, MySQL administration.
- Programming languages, perl, shell, PL-SQL.
- Experience in building mail servers (sendmail, postfix), Web servers (apache) VPN servers.
- Experience in building monitoring systems MRTG, Cacti, Nagios.
- Professional knowledge of the TCP / IP stack and the OSI model.
- Deep knowledge of network equipment Cisco, Juniper, Palo alto network, 3com (HP).
- Practical experience in deploying a monitoring system for the MRTG, Cacti, Nagios network. .
- Experience with servers HP, IBM, Sun.
- Experience in building a radio network for access to the Internet. Management of the construction of base stations.
- Professional knowledge of WWW, SMTP, POP3, IMAP, SNMP, VPN (PPTP, IPSEC, OpenVPN), Bind DNS, VLAN, DHCP, SNMP services.
- There is a driver's license category B and a personal car, the management experience of 15 years.
- English language level C1
Support for operational status of server software and network telecommunication structure.
Configuring network equipment to meet requirements for integration with Company's information systems.
Monitoring network and equipment status.
Management of network equipment of central office and branches.
Implementation of projects on modernization of network infrastructure.
Virtualization servers based in Proxmox and VMWARE.
Crisis technical consultation for brach offices system administrators.
Hardware and software installation