Network Engineer

Resume posted by ehaikali in Telecommunications.

Desired position type: Full-Time
Location: Attica Greece

Contact ehaikali


I am a Network Engineer with over 5 years working experience in IT/Telecommunications industry. I have good knowledge in data and mobile networks, experience in network/technical support, project implementation, and pre-sales. I hold an MSc in Computer Networks, and I possess CCNA/CCDA, JNCIS-M certifications.


MSc in Computer Networks, MIDDLESEX UNIVERSITY, London, UK, Sept. 05 – Feb. 07
BSc in Computer Information Systems, Athens, 2000 – 2005

JNCIS-M (Juniper Networks Certified Internet Specialist), Dec. 2010
AJNR (Advanced Juniper Networks Routing) training, at Juniper Networks (Netherlands), Dec. 2010
CJNR (Configuring Juniper Networks Routers) training, at Juniper Networks (Netherlands), Aug. 2010
CCNA (Cisco Certified Network Associate), Sept. 2009, May 2012
CCDA (Cisco Certified Design Associate), May 2012


Network Engineer at INNOVA SA, Athens, GR, April 2010 – August 2012

– Job profile included being part of a team that provided system integration solutions in Greece, Bulgaria, Romania and Cyprus – for fixed and mobile operators – supporting vendors as Cisco, Juniper, and Huawei.
– Generated several technical solutions/proposals for data and mobile networks.
– Participated in the IP/MPLS implementation project of WIND Hellas. Assisted in installation, integration and migration procedures. Performed site surveys, commissioning of Juniper MX960/M10i/EX4200, prepared site reports/folders, network diagrams, implementation studies, labeling.
– Participated in the “Migration of the main OTEnet Telecom PoP” project in Nicosia to the new MTN Cyprus PoP at Latsia. Performed site surveys, created the migration design document, network topology diagrams.
– Participated in the “Cisco IP SLA’ project for MTN Cyprus. Performed site survey, network assessment, and 1st level network support via phone, email or web meetings.
– Performed configuration and testing of network related hardware and software in a lab environment as needed.
– Maintained and supported company’s LAN environment; 60 users, c3560/c3760/2xEX3200.

Helpdesk Technical Support Agent at IBM, Athens, GR, Nov. 07 – Jul. 09
– Provided technical support (software, hardware and network issues) to National Bank of Greece users.
– Managed, prioritised, and actively resolved end-user help requests according to SLAs, by using trouble ticketing software to track and trend faults including detailed reason for outage.

Network Surveillance Engineer at Transaction Network Services (TNS), Sheffield, UK, July 07 – Sept.07

– Support of POS/ATM systems by monitoring TNS network using real time alarming of network faults.

– Used Network Management Systems (OpenNMS, HP Open View, Netrix NMS) and system monitoring tools to provide surveillance of network traffic and analyze activity (IP routing and connectivity issues such as packet-loss, latency, connection circuit downtimes, host link status on Linux/Solaris boxes), network and system performance to ensure effective network operation.

Unix Technical Support Agent at OAO TS UK Ltd (BT), Sheffield, UK, Sept. 06 – April 07

Job profile included working as 1st level of support on HPOPS 24/7(support servers of BT network; Novell Netware, Win NT, UNIX) according to SLA’s.
– Monitored activity, analysed and prioritised alarms related to systems performance, network traffic, status of system components, network resources and network intrusion, using IBM OMNIbus.

– Used ticketing software and contact customers/engineers until resolution/escalation. Traps were related to hardware/software issues (overloaded/crashed servers, server reboots, OS failures, disk problems, unreachable boxes, clusters).
– Managed/troubleshooted cases on Sun Solaris boxes of BT, regarding the same.


  • Good knowledge of: TCP/IP, routing, switching, mobile communications, L2 & L3 protocols, OSPF, BGP, IP/VPN, MPLS.
  • configuring and troubleshooting Cisco/Juniper platforms in a lab or working environment.
  • configuring and administering VLANs, snmp, IP SLAs.
  • network monitoring, network management systems.

Spoken Languages

    English (fluent), German Basic