Network architecture

• Senior Network Engineer Resource CCIE level
• Design development implementation operation and support of networking infrastructure LAN WAN WLAN Data Center Backbone Internet Client connectivity
• Management of network IP addressing IP traffic management and RIPE update responsibilities
• Troubleshooting of complex problems involving client critical infrastructure production networks
• Provide root cause analysis to impacting network issues
• Provide subject matter technical engineering expertise and support and review technical work of others
• Follow up IT Service Management procedures such as Incident Management Change Management etc
• Identify and escalation of situations requiring urgent attention
• Evaluation and selection of network solutions and architectures
• Respond to and communicate timely and effectively within the predetermined timeframe of our service level agreement with customers providing professional and knowledgeable service
• Cooperation with suppliers manufacturers and telecom providers regarding network expansion
• Documentation and implementation of operations procedures and network architecture standards for the deployed network technologies
• Continues update of network designs and documents library
• Performing Instructional sessions for knowledge transfer
• The engineer must be able to support impacted changes during nonworking hours and in some cases he may need to be onsite

• University or College Degree in Network Engineering Computer Science Information Technology Digital Systems or relevant technology related field
• At least 15 years working experience in network design implementation and support activities
• Indepth understanding of communication protocols mainly IP TCP UDP HTTP IPSEC etc routingswitching protocols and technologies OSPF BGP QoS vPC STP SDWAN SDAccess Wireless etc
• Solid understanding of network operating systems Cisco IOS NXOS etc
• Solid understanding of Data Center network concepts and architectures Overlays CLOS VXLAN DCI etc
• Handson experience with monitoring network diagnostic and network analytics tools
• Analytical problem solving skills
• Ability to work independently in a multicultural multivendor environment
• Fluent in Greek and English language oral written

• Knowledge of Network Security principles and technologies
• Knowledge of Security compliance frameworks PCI
• Handson experience with VXLAN Fabric and overlays
• Experience and Certifications in public cloud networking Azure AWS GCP
• Experience in implementing and troubleshooting network security solutions such as firewalls SSL VPN IPSIDS and SIEM

Genesys Contact-Center, HP DC/Branches Routers and Switches, Juniper DC/Branches Routers and Switches