At Uni Systems, we are working towards turning digital visions into reality. We are continuously growing and we are looking for a Network Engineer to join our UniQue team.
Responsibilities
What will you be bringing to the team?
• Perform advanced troubleshooting of network problems utilizing network analysers and/or sniffers and other troubleshooting tools
• Perform log file analysis, analysis of traces and dumps
• Monitor network performance and ensure stable operation of LAN and WAN connections
• Configure and maintain network devices such as routers, switches, firewalls, and VPNs
• Apply network changes, updates, and fixes according to established procedures
Requirements
What do you need to succeed in this position?
• Bachelor degree with minimum 9 years of relevant professional experience
• Advanced knowledge of the TCP/IP protocol suite
• Advanced knowledge of network encryption
• Network professional certification at the level of Cisco Certified Internetwork Expert/CCIE or equivalent
• Advanced/In depth knowledge of network configurations
• Advanced/In depth knowledge of the domains of InternetProtocol based Local and Wide Area Networks (LAN/WAN) administration, firewall administration
• Advanced/In depth knowledge of firewall/VPN configuration and troubleshooting (Cisco, Stonegate products are a plus)
• Advanced/In depth knowledge of network configuration and troubleshooting including but not limited to DNS, VLAN, IP routing, LAN, WAN, and Site to Site VPN
• Advanced/In depth knowledge of network security and monitoring and management of network security devices
• Advanced/In depth knowledge of encryption at network layer and encryption protocols (SSL/TLS, IPSEC, etc.)
• Advanced/In depth knowledge of the concepts related to load-balancing, firewalls, switches (L2/L3)
Our UniQue IT people are the most valuable part of Uni Systems; their knowledge and experience have made us the leading and reliable systems integrator of today and have contributed to our steady financial growth. We have created and are maintaining a stable working environment for our employees, with countless opportunities to innovate and thrive. Our work culture recognizes our UniQue IT people and supports the free sharing of ideas and the flow of information via open communication while appreciating and effectively utilizing the talents, skills, and perspectives of each employee.
At Uni Systems, we are providing equal employment opportunities and banning any form of discrimination on grounds of gender, religion, race, color, nationality, disability, social class, political beliefs, age, marital status, sexual orientation, or any other characteristics. Take a look at for more information.

We see IT differently
Uni Systems, a distinguished member of the Quest Group, has served as a trusted ICT provider to enterprises and organisations across the European market for over six decades. Established in Greece in 1964 as the nation’s first IT company, we have been supporting our clients with commitment and expertise. Our growth has been underpinned by long-term client relationships, a comprehensive solutions portfolio, strategic partnerships, and the experience of our dedicated professionals.
With a workforce exceeding 1,800 specialised ICT experts in key subsidiaries, branches in Athens, Barcelona, Brussels, Bucharest, Luxembourg, Milan, and Limassol, and operations in more than 20 countries, we effectively address the complex requirements of European and international organisations.
Our primary focus is enabling our clients’ digital transformation journeys, and we are unwavering in our dedication to this objective.