Core competencies
- Linux system administration: RHEL, CentOS, Fedora, AlmaLinux, Debian, Ubuntu - including package repositories, Kickstart/PXE/iPXE installation and security hardening.
- Virtualization & cloud: KVM/libvirt/virt-manager, Proxmox (incl. clustering and VMware/ESX migration), Docker, Podman, LXC, and bare-metal integration into AWS.
- Automation & DevOps: Ansible playbooks and roles, Puppet, GitLab CI, Bash scripting, Rundeck and i-doit.
- Network & infrastructure services: DNS (bind9), NIS, Apache webhosting, Postfix/Dovecot mail, Asterisk VoIP, firewalls, NAT, QoS, VPN, VLAN/HSRP redundancy with Cisco and Alcatel equipment.
- Technical project management: sub-project and project lead with budget and supplier control, DORA-compliant segmentation, teams of up to 10 members, multi-site.