. Administrated and configured more then 50 linux/unix servers.
. Managing of the mail service using Sendmail and Postfix (virtual domains,
MySQL, Antispam, Antivirus, SMTP authentication SASL). More then 5000
. Managing, using Postfix and LDAP (Antispam, Antivirus, OpenLDAP, SMTP
authentication SASL). More the 10 000 mailusers.
. Tuning, maintained huge MySQL databases.
. Apache (1.3.x / 2.x) tuning. Strong security experience
. Implemented Rsnapshot, Amanda backup system.
. Central monitoring system (Zabbix).
. Software/hardware testing.
. High Availability servers setup using Hearbeat.
. Load balancing.
February 2002 - July 2003
System administration of UNIX Internet servers. Setup and support mail
server with Sendmail and Postfix MTA (virtual domains, MySQL, Antispam,
Antivirus, SMTP+Auth) more then 5000 mailusers, Apache, DNS(Bind), FTP,
Samba. LAN/WAN security, VPN. Firewall tuning (shorewall, iptables).
Juny 2003 - February 2005
Setup and support mail servers with Postfix MTA and LDAP (Spamassassin,
ClamAV, OpenLDAP, SMTP auth). More the 10 000 mailusers.
Huge MySQL database tuning, support. High raffic Apache web servers tuning.
Network Security Auditing. Monitoring system (Munin).
February 2005 - June 2006
Network management (packet analize, logs). Maintenance of security policies
throughout the network. Design and implementation of a daily backup plan
(rsnapshot). Sybase and PostgreSQL deployment/maintainence. Shell scripting
June 2006 - August 2008
Responsible for network wide securit. Installed and maintained several load
balancers. Wifi station and AP security. IBM Blade center virtualisation
(Qemu, Vmware, Xen). Several DNS, LDAP, SMTP, SMTP-backup, POP3, Apache,
High Availability (Hearbeat) servers setup, maintenance. Central monitoring
1. Novell Certified Linux Professional 10
2. Linux technical specialist
1.Informatics Bachelor's degree.
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