stelios doulakis

engineering manager, cloud engineering

About

Systems & Product Engineer at Interworks Cloud | IT Professional

Country

greece

City

greece

Industry

telecommunications

Skill

development, firewalls, windows server, linux, cisco technologies, active directory, voip, windows server 2008, network design, kannel, networking, ipsec, telecommunications, computer security, switches, smpp, it hardware support, system administration, software, email management, ss7, vas, tcp/ip, apache, virtualization, java, wireless networking, cloud, ccna, network security, network engineering, network administration, unix shell scripting, cisco ios, technical support, load balancing, network architecture, ubuntu, vpn, security, mobile devices, servers, dns management, sms, integration, mysql cluster, it management, mysql, routers, system architecture, bgp, routing

Experience

engineering manager, cloud engineering

game server administrator and technical support

inspot s.a

2005-1 - 2010-1 · 5 yrs 1 mo

* As a server administrator I was responsible to ensure they system installation and integrity run by maintaining software updates, designing and implementing new system structures, monitoring server activity and auditing server security. * Some of the basic responsibilities of this Job are: * ▪ Oversaw L2J project installation and maintenance and MySQL Server/Windows Server 2003 Administration * ▪ Performed Java Code debugging and facilitated code merging from the official repository * ▪ Served as the Forum Administrator and Game Master * ▪ Managed a community with 400+ Active Online players and more than 1500 unique players * ▪ Increased the competitiveness of the Internet Cafe Store chain by 15% within one year * ▪ Managed the Internet Cafe Workstation, providing client support and team guidance for troubleshooting

system administrator and network enginneer

intracom telecom

2010-1 - 2011-1 · 1 yr 1 mo

* Provide technical support functions for the Local Area Network (LAN) and Wide Area Networks (WAN) including the management of hubs, switches, routers, firewalls and servers For HOL (Hellas Online Retail & Buisness Network ). * Some of the basic responsibilities of this Job are: * Install, configure, and support the LANs WANs and Internet systems. * Maintain network and workstation hardware and software. * Monitor network to ensure network availability to all system users and perform necessary maintenance to support network availability. * Manage performance tuning and capacity planning activities to enhance the performance of the network resources. * Analyse user support statistics and other data and recommend appropriate measures.