Consultant und Systemadministrator (Schwerpunkt Linux)

Linux, RedHat, RHEL, CentOS, SUSE, SLES, Gentoo, Gentoo Enterprise, Hardened Gentoo, grsecurity, OpenBSD, FreeBSD, NetBSD, Bash, POSIX Shell, Microsoft Windows Server 2012, PowerShell, IPv6, Domains, DNS, BIND, PowerDNS, DHCP, TFTP, PXE Booting, Postfix, SMTP, Dovecot, IMAP, POP3, Procmail, Sieve, Microsoft Exchange 2013, Kaspersky AntiVirus, Avira AntiVir, ClamAV, AMaViS, SpamAssassin, Antivirus, Antispam, MailStore Server, Apache, lighttpd, PHP, Webserver Farm Management, MySQL, MySQL Proxy, PostgreSQL, FTP, ProFTPD, vsftpd, Asterisk, VoIP, Heartbeat, HA, High Availability, Cluster, DRBD, LVM, Samba, NFS, Fileserver, Router, Firewalls, iptables, Sophos UTM, Squid, Dante, SSL, X.509, PKI, OpenVPN, IPSec, strongSwan, racoon, LDAP, OpenLDAP, Jabber, XMPP, jabberd2, Syslog-NG, rsyslog, Secure Remote Syslog, Syslog Management, Tenshi, Log Analysis, Nagios, Zabbix, Monitoring, Network Management, Cacti, Storage, SAN, EMC VNX, Backup, Bacula, rdiff-backup, rsnapshot, EMC NetWorker, Altaro VM Backup, StorageCraft ShadowProtect, Version Control, CVS, SVN, Subversion, Systems Auditing, Soekris, PCEngines, ALIX, APU, FreeWRT, OpenWRT, LEDE, Embedded Linux, Xen, KVM, Hyper-V, VMware vSphere, Virtualization, JIRA, Confluence