Network Engineer

Kyivstar Tech is looking for a Network Engineer.

About us

Kyivstar.Tech is a Ukrainian hybrid IT company and a resident of Diia.City. We are a subsidiary of Kyivstar, one of Ukraine’s largest telecom operators. Our mission is to transform lives in Ukraine and beyond by creating innovative technological solutions that unleash the potential of businesses while meeting evolving user needs.

With over 700 specialists working across diverse domains—from mobile and web solutions to the design, development, support, and maintenance of high-performance systems—we are committed to driving meaningful change. We embrace an entrepreneurial culture that fosters continuous growth, challenges conventional thinking, and inspires the creation of transformative products.

What you will do

• Hands-on installation and replacement of network equipment, including switches, routers, and wireless access points.
• Installation of network equipment in racks and connection to the existing infrastructure.
• Physical network patching and cable management.
• Connecting and verifying copper and fiber-optic links.
• Working with patch panels, SFP/SFP+ modules, and network cabling.
• Basic troubleshooting of physical connectivity issues.
• Equipment replacement and troubleshooting during hardware failures.
• Performing on-site network maintenance and implementation of planned changes.

Qualifications and experience needed

• 2+ years of hands-on experience in network engineering or network operations.
• Good understanding of TCP/IP and the OSI model.
• Hands-on experience with Cisco networking equipment (switches, routers, and wireless infrastructure).
• Good knowledge of Layer 2 technologies:
  • VLANs and Trunking (802.1Q)
  • STP / RSTP
  • LACP / EtherChannel
• Good knowledge and practical experience with Layer 3 networking:
  • IPv4 addressing and subnetting
  • Static routing
  • OSPF
  • BGP
• Understanding of Enterprise and Data Center network architectures.
• Knowledge and practical experience with Wi-Fi networks:
  • Access Points (AP)
  • Wireless LAN Controllers (WLC)
  • SSIDs and VLAN integration
  • Basic Wi-Fi troubleshooting and coverage analysis
• Experience with network troubleshooting using ping, traceroute, SSH, packet captures, device logs, and monitoring tools.
• Ability to troubleshoot connectivity, routing, switching, Wi-Fi, and network performance issues.
• Basic understanding of network redundancy and high-availability concepts.

Will be a plus

• Experience with Cisco Catalyst and Cisco Nexus switches.
• Experience with Cisco Wireless / WLC.
• Basic understanding of VXLAN / EVPN.
• Familiarity with network monitoring systems such as Zabbix, PRTG, Grafana, or similar.
• Basic knowledge of ACLs, NAT, and firewalls.
• Basic experience with network automation using Python or Ansible.
• CCNA or equivalent practical knowledge.

What we offer

• Performance bonuses
• We train employees with the opportunity to learn through the company’s library, internal resources, and programs from partners
• Health and life insurance
• Wellbeing program and corporate psychologist
• Reimbursement of expenses for Kyivstar mobile communication