Gerasimov Igor
Sholudenka str. 3, Kiev, Ukraine
Phone +380 0952905350
skype gerasimowigor
email [email protected]
[email protected]
Summary of my experience
7+ tech support/system administrator practice, extensive experience installing, maintaining and troubleshooting windows, Linux, network services, security applications, knowledgeable in computer hardware and various devices.
Operating systems and software
Skilled in the installation, configuration and administration of Microsoft Windows (2003-2008), Linux (CentOS, Fedora mostly), Linux\BSD based router (ClearOS, PFSense), Microtic, some knowledge of Mac OS X.
www - apache nginx
networking - tcp/ip telnet ssh ftp dns dhcp nat and etc
mail - postfix exim zimbra mdaemon
virtualization - hyperv vmware kvm openvz proxmox opennebula virtio
security - ssh ssl iptables openvpn tcpdump nmap
databases - microsoft sql server 2005-2008, mysql, postgresql
other - cups zabbix munin samba and some others
Expirience
с 01.2014
http://www.bedifferentsolutions.com (IT Autsorsing) System administrator L2
A full range of hosting solutions - from creating new email accounts to solve the problems with virtualization.
WHMCS - billing system
cPanel\WHM - hosting control panel
exim dovecot smamassasin - mail software
apache litespeed - web server
openvz kvm - virtualization
01.2010 to 01.2014
IT autsorsing company VIST+
Provision of IT outsourcing services to large and medium customers (from 10 to 100 hosts). Implementation of unified solutions, bringing to mind the proper disparate customer infrastructure. The main criterion - that everything worked. In this paper we use such technology and software:
win server 2003, 2008 as domain controller(in forest), terminal server, database (MS SQL 2005) server, iis, dhcp, dns, hyperv, 1C 8.2 (ERP system) and some other roles.
linux as web, dns, mysql, kickstart, kvm-virtualization, poxy, vpn, mail and other roles. Using qmail, zimbra, zabbix, memcached, vsftpd, qico, openldap, samba and many others
01.2007 to 01.2010
Supermarket chain "БУМ (East Ukraine)
Service retail supermarkets, training and consulting users, expansion , organization and design of new jobs. Setup and administration of servers based on win 2003 server (Active Directory, dns, dhcp, smb, etc.). Setup and administration of servers based on linux (centos) (nat, ipsec, squid (squidguard), quagga, jabber, ftp, etc.) Antivirus and cryptographic information protection , data backup , security LANs Software update , installation of new software and operating systems . Repair and modernization of computer equipment (assembly , maintenance, troubleshooting , etc.). Organization , support and management of remote offices and workstations. Administration PC fleet (~ 100 -win XP, Win 7) + shop equipment (cash registers , barcode scanners , thermal printers ) . Setup and administration of thin clients Park (30 ) based on Thinstation / SysElegance. Create a distributed network -based equipment using Cisco c ipsec, gre, vlan, etherchannel, ospf.
11.2005 to 12.2006
AMI (500+ workers IT Consulting / Services / Products) PC Maintenance park (~ 50), and PDA (~ 30). Laying and maintenance of network infrastructure. Service-based server for win 2003 server (dhcp, dns, smb, etc.). Workstations based on win xp, win2000. Organization of service of office equipment. Customer Support.
Education
DTPA - Donetsk technical industrial automation, 2001 - 2005
Courses taken included: computers and programming, data structures, personal computer systems, data processing systems, Windows NT, basic algorithms, computer architecture, computer networks, data protection and cryptography, theory of algorithms, operating systems, programming languages, discrete mathematics, algebra, mathematical logic.
