About Me

Hello! I’m Andrij Senyk.

Have more than 13 years experience in IT

Experience installation and administration of Linux / Unix based and Windows servers (Debian, Ubuntu, CentOS, FreeBSD)
Experience installation and administration of network equipment (Cisco, Dell, D-Link, TP-Link, Linksys, Juniper, Zyxel, etc)
Experience installation and administration of servers and storage (HP, Dell, Supermicro, NetApp, Qnap, etc)
Experience in building local-area and wide-area with Ethernet, FTTH, FTTB
Experience with RIPE
Experience in B2B outsourcing projects in Ukraine

and many others …

Download Resume
  • Age 34
  • Residence Ukraine
  • Address Lviv, Ukraine
  • e-mail
  • Phone Upon request of
  • Freelance Available



October 7, 2010 D-Link

D-Link training Yerevan Armenia


May 16, 2008 Cisco

Configuring BGP on Cisco Routers


April 4, 2008 Cisco

Building Scalable Cisco Internetworks


September 7, 2007 Cisco

Interconnecting Cisco Network Devices


2005 - 2006 Specialist

European University of Lviv, Second Cycle Higher Education in the direction of “Information control systems and technologies” Qualification level of "Specialist"


2001 - 2005 Bachelor

European University of Lviv, Higher Education in the direction of “Computer science” Qualification level of “Bachelor”


1992 - 2002 Secondary school

Secondary school № 13, “Oriyana” of Lviv.


System Administrator/Hostmaster

Jun 2017 - Present State Enterprise Scientific and Telecommunication Centre "Ukrainian Academic and Research Network" of the Institute for Condensed Matter Physics of the National Academy of Science of Ukraine (UARNet)

Email and collaboration services

Virtualization and shared hosting
KVM, Proxmox, VMWARE, cPanel

IPS/IDS pfSense with Snort/Suricata, iptables, ipfw, pf

Solarwinds Orion, Cacti, Zabbix, Icinga

Other but not less important things
RIPE: Atlas, Stats, BGPlay
Administrator zone
Ansible, AWX
Visualize data with ELK, Grafana
High availability recursive DNS load balancer
Few authoritative DNS server


January 2012 – Present Individual entrepreneur

Integration of solutions in the customer's existing or new network organization or processes.
Professional technical support and solution management for customers.
Resolving technical issues in customer networks, providing consultations, emergency calls handling, performing regular software/hardware updates.
Turnkey solutions in IT industry

Senior System Administrator

October 2006 – May 2017 LLC “AB Ukraine” ( ISP

Responsible for all aspects of designing, acquiring, implementing, administering and supporting LAN, network operating systems.
Responsible for designing, acquiring, implementing, supporting Data Center
Implementing/Maintenance servers based on FreeBSD, Linux and Windows OS
Implementing/Maintenance of routers and switches (Cisco, D-Link, Dell, Extreme Networks, etc)
Implementing/Maintenance of IPTV/VoIP services
Strategic forward planning of the network construction
Interaction with RIPE NNC, receiving LIR status, maintenance RIPE database

System Administrator

February 2005 – November 2005 LLC “Promavtomatyka 437”

Providing main office
Support of coworkers
Support office network

coming soon...

Solarwinds Orion
Solarwinds Orion
IDS/IPS with pfSense and Suricata
IDS/IPS with pfSense and Suricata
Mail server for
Mail server for
Mail server for Lviv Regional State Administration
Mail server for Lviv Regional State Administration
ELK Stack
ELK Stack
Netdata, Prometheus, and Grafana Stack
Netdata, Prometheus, and Grafana Stack
Ceph Storage
Ceph Storage
Ansible AWX
Ansible AWX
Proxmox Virtualization
Proxmox Virtualization

Get in Touch

Lviv, Ukraine
Upon request of
Freelance Available

Contact Form