Thank you!



For our DevOps team, we are looking for experienced Network system administrator:



  • Actively participate in and manage the enterprise internal LAN and WiFi infrastructure in company offices across all locations;
  • Maintain Switches/Firewalls/VPNs – Access Control Lists, Firewall rules, VPN connections (OpenVPN and IPSec);
  • Provide technical support for other teams;
  • Respond to and manage system events triggered by our monitoring systems or reported by our internal issue tracker;
  • Follow change control management while implementing system changes, upgrades, and updates;
  • Automate Everything;




  • Excellent knowledge of network and application protocols – TCP/IP, HTTP, FTP, SMTP, DNS, TLS, LDAP, RADIUS, etc
  • Fundamental network knowledge;
  • Strong knowledge in data center design with a focus on network security and application delivery solutions;
  • Strong knowledge in any the following platforms: pfSense, Mikrotik, Google Cloud Platform networking, AWS networking;
  • Good understanding and knowledge of Network Security technologies – Firewalls, Proxies, VPNs;
  • Good knowledge of network devices, LAN/WAN/DMZ concepts, subnetting, routing, protocol stack, VLANs, DNS, DHCP, vendor-independent firewalls (NAT/ACL rules);
  • Advanced knowledge of TCP/IP networking and VPN technologies (OpenVPN, IPSec);
  • Good knowledge of iptables and iproute2;
  • Understanding of Linux configuration and management (Debian);
  • Understanding of network security principles;
  • Good level of English, both writing and speaking;
  • Familiarity with scripting languages (bash, nodejs, php);




  • Excellent understanding and knowledge of IT Service Management (ITSM) and IT Infrastructure Libraries (ITIL) processes;
  • Experience with Wireless technologies;
  • Experience with Linux in virtualized environments (KVM), Open vSwitch, SDN;
  • Experience with IDS, IPS;
  • Experience with Firewalls and WAN accelerators;
  • Experience with MPLS service;
  • pfSense Fundamentals and Advanced Application, MTCRE, MTCINE, MTCWE;


To apply, please send us your CV in Bulgarian or English

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