Alexandr S.
KievUkraine

Linux System Administrator

I have 16 years of experience in the field of professional Linux system administration. I am available for work from 5:00 to 8:00 pm GMT. Areas of expertise, which i use everyday: OS: GNU/Debian, Ubuntu, RHEL, CentOS Orchestration/automation: ansible Network: TCP/IP stack, Netfilter(iptables), iproute2. Virtualization: KVM Network/system monitoring: icinga2 Security: iptables, auditd, aide, ossec, selinux. Shell: Bash, Python (basic). Areas of expertise, which i used in the past: Operation systems: GNU/Debian, Ubuntu, RHEL, CentOS Network: TCP/IP stack, Netfilter(iptables), iproute2. Services: proftp, vsftp, samba, bind, postfix, apache, squid. Databases: MySQL, Sybase, Informix, Oracle(basic), postgresql. Virtualization: KVM, docker, XEN, VMware. Network control: Nagios, MRTG, Snort, NetAms. Security: IPSec (racoon, setkey). Shell: Bash, Python (basic). Datacenters: AWS, Microsoft-Azure, Hetzner, Digital Ocean, XenVZ

Skills

  • TCP/IP