Skip navigation

Thomas Kölzow

Selbstständig, DevOps Engineer / Systemadministrator, Opensysnet
Leipzig, Germany

Skills

Ansible
Netzwerkadministration
Teamleitung
Loadbalancing
Proxy
webserver
Virtualisierung
VRRP
VMWare
pfsense
OpnSense
Fortigate
Firewalld
OpenVPN
IPsec
DNS
DHCP
LACP
VLAN
haproxy
Systemintegration
LINUX server
Red Hat LINUX
Gentoo Linux
Ubuntu
Debian GNU/Linux
Grafana
Cacti (Software)
Matomo
SNMP
Icinga2
Nagios
System monitoring
elasticsearch
logstash
Apache
Bash (shell)
Python
GlusterFS
Network File System (NFS)
Samba
Chef
BitLocker
LUKS
SSL
PGP
Postfix
Dovecot
jira
OTRS
Redmine
Projektmanagement
Firewall administration
Rechenzentrums-Infrastruktur
High Availability Cluster Multi-Processing
High Availability
Open Source
AEVO
CentOS
MySQL
MySQL-Galera
Backup
KVM
Dell-Systeme
Routing & Switching
Linux
Docker
Administration
Nexus
LaTex
Lehrlingsausbildung
Teamfähigkeit
Apache Kafka
influxdb
IT Security
Network Security
Redis
LDAP
Graphviz
FOG
IPXE
PXE
CI
GitLab
DevOps
IT Operations
Systemarchitektur
IT-Consulting
Beratung/Consulting
IT Security Consulting
IT-Security
Switching
VPN
Routing
Firewall
Mitarbeiterführung
Teamführung
IT-Projektmanagement
Gitlab
ISO 27001
Information Security Management
information security officer
ISMS
ISO
devops leader

Timeline

Professional experience for Thomas Kölzow

  • Current 6 years and 7 months, since Oct 2018

    DevOps Engineer / Systemadministrator

    Opensysnet

  • Current 9 years and 7 months, since Oct 2015

    Teamleiter Systemadministration

    TraSo GmbH

    Teamleitung, Ausbildung von Auszubildenden, Projektleitung

  • 1 year and 5 months, May 2014 - Sep 2015

    Systemadministrator

    TraSo GmbH

    Schwerpunkt Linux

  • 1 year and 9 months, Sep 2012 - May 2014

    Netzwerkadministrator

    ST Sportservice GmbH

    Wartung und Weiterentwicklung von Linux Server. Test und Inbetriebnahme neuer Technologien. Loadbalancing. high availability. Reverse Proxy. Firewall. Bereitschaftsdienst

  • 8 months, Dec 2011 - Jul 2012

    Callcenter Agent (Inbound)

    TAS AG
  • 7 months, Oct 2006 - Apr 2007

    Customer Service Professional (Inbound)

    Sitel GmbH

Educational background for Thomas Kölzow

  • 10 months, Oct 2010 - Jul 2011

    Bachelor of Science Informatik

    Berufsakademie Leipzig

  • 11 months, Aug 2009 - Jun 2010

    Technik SP: Metalltechnik

    Anhaltisches Berufsschulzentrum „Hugo Junkers“ Dessau

  • 1 year and 9 months, Oct 2007 - Jun 2009

    Berufsausbildung

    Anhaltisches Berufsschulzentrum „Hugo Junkers“ Dessau

  • 2 years and 1 month, Sep 2004 - Sep 2006

    Berufsausbildung

    Wirtschaftsakademie Dr. P. Rahn und Partner GmbH Dessau

XING – The jobs network

  • Over 1 million jobs

    Find just the right job for you on XING.

  • Job offers just for you

    Get found by employers and over 20,000 recruiters.

  • 22 million members

    Connect with new people and gather inspiration to boost your working life.

  • Free membership

    Basic membership is free, but the opportunities are priceless.

Browse over 21 million XING members