24.06.2026 aktualisiert

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Project Netzwerk Engineering, Network Migration, MaiIT Network Engineer

Darmstadt, Deutschland
Nur Remote
Master of science in Information Technology
Darmstadt, Deutschland
Nur Remote
Master of science in Information Technology

Profilanlagen

Nagy-EN.pdf
Nagy_DE1.pdf

Skills

NetzwerktechnikToken RingJavaJavaScriptPHPIEEE 802.1XLink AggregationWLANZugangsnetzActive DirectoryApache HTTP ServerApache TomcatApple IOSAtlassian ConfluenceAtlassian JiraAuthenticationsBash ShellOracle Weblogic ServerBorder Gateway ProtocolVoIPUNIXCisco Unified Communications ManagerCatalystNetzwerkanalyseCisco AsaCisco IosCisco RoutersRational ClearcaseCloud ComputingClusteranalyseConfiguration ManagementInformationssicherheitComputernetzwerkeDatenbankenData CentersIBM DB2Datenbank-SicherheitDynamic Host Configuration ProtocolLinuxNetzwerkadressübersetzungPublic Key CertificatesDynamic Multipoint Virtual Private NetworksDNSEthernetEigrpEtherchannelFirmwareFrame RelayGhostVPLSIBM Rational SoftwareInterior Gateway Routing ProtocolsIsdnNetzwerk-HardwareIp-AdresseIpsecIptvIpv6Intrusion Detection und PreventionVPNMultiprotocol Label SwitchingOsi Layer 7PythonLokale NetzwerkeNetwork SecurityLDAPMantisCitrix XenappMicrosoft VisioMicrosoft Sql-ServerWindows-ServerMulticastNagiosNetflowNetzwerkarchitekturNetzwerk-DesignRoutingNetwork ServicesNexus 1000VNetzwerk-Management-SystemOpen Shortest Path FirstOracle DatabasesOracle FinancialsHP OpenviewPrtgPublic-Key-InfrastrukturRemote Authentication Dial in User ServiceFernzugriffAnsibleReverse EngineeringRSA (Cryptosystem)SambaSnmpSolarisSQLSyslogTacacsTelnetTftpVirtual Local Area NetworkVmware VirtualisierungVmware VsphereVpn-ClientsWansWeb ApplikationenWireless Access PointWLAN ControllerDaten- / DatensatzprotokollierungEthernet-SwitchNetwork RoutersScriptingVLAN Trunking Protocol (VTP)Transport Layer SecurityFile Transfer Protocol (FTP)Load BalancingSystemverfügbarkeitConcurrencyFirewallsAWS VPCJuniperCisco FirewallsPerformance MonitorToad (Software)DatenbankreplikationFront EndFirepowerCisco-SwitchesNetwork ServerSoftware Version ControlCiscoDockerVMware
Network access, Windows Active Directory, Active Directory, vPC, Ansible, Apache, Tomcat, IOS, Bash, BGP, iBGP, eBGP, Catalyst, Cisco, Cisco UCS, Cisco Firewalls, Cisco IOS, Cisco Nexus Switches, Cisco Nexus, nexus, Nexus 1000V, Cisco ASA, Cisco Pix, Cisco Routers, Cisco switches, CUCM, Cisco Unified Communications Manager, Citrix Metaframe, cloud, clustering, network components, computer networks, computer networking, SSH, IT security, Concurrency, Configuration management, Confluence, datacenter, datacentre, data centers, logging, Data replication, database security, Database, database management system, DB2 Database, Docker, DNS, DHCP, DMVPN, EIGRP, Etherchannel, Ethernet, FTP, SFTP, Firepower, Firewalls, Firewall, Firmware, Frame relay, Frontend, Ghost, HP Openview, DB2 UDB, DB2, IBM DB2, IBM Rational Clearcase, IBM Rational, 802.1x, IP Addressing, IP TV, IPv6, IT network, Information Technology, ISDN, IGRP, IPSec, Intrusion Prevention, Jira, JAVA, JAVASCRIPT, Juniper, LDAP, LACP, Linux, Load balancers, load balancing, LAN, Mantis, access, MS SQL, Visio, Windows, MPLS, multicast, Nagios, netflow, NAT, Network analysis, network infrastructure, network architecture, Network Management System, Network Design, routers, Router, LAN Security, network security, Servers, network services, interconnect, network hardware, OSI model, OSPF, Oracle, Oracle databases, BEA Weblogic, PHP, PRTG, Performance Monitoring, Digital Certificates, PKI, Python, RSA, Remote Access, RADIUS server, reverse engineering, Routing, routing protocols, SQL, Samba, Scripting, SNMP, Version Control, Solaris, Syslog, high availability, Telnet, Tacacs+, TOAD, Token Ring, SSL, tftp, Unix, authentication, authenticating, VTP, vSphere, VmWare Virtual, VPN Client, Vlan, virtual LAN, VPLS, VPN, VPNs, VMWare, Voip, web based, LAN/WAN, Windows Server 2012, Access Points, Access Point, WLAN, Wireless LAN, WLAN Controller

Sprachen

DeutschMutterspracheEnglischverhandlungssicherUngarischMuttersprache

Projekthistorie

Miniproject Netzwerk Engineering

Veridos GmbH
Veridos GmbH - Haiti

Design, Implementation and Tests of Ikev2 based VPN Network for 21 locations in hub and spoke
structure..

Hardware/Tools: Cisco ASA 5516-X, 5506-X, IKEv2, Digital Certificates, Windows Active Directory,
Cisco Security Manager (CSM), Policy based routing (PBR), NAT, NAT Traversal, IPv6
-x

IT Network Engineer

1&1 Internet AG
1&1 Internet AG, Karlsruhe

LAN, WAN and Datacenter engineering. Buid in and develop network infrastructures based on Cisco
Catalyst und Nexus switches. Cisco and Juneper routers. Service Provider network engineering.
Hardware/Tools: Cisco Nexus 7000, 7700, 5548, Cisco Catalyst 4500,6500, vPC, MPLS, OSPF,
iBGP, eBGP, Juneper EX und MX Series, VSS, VRF, FEX, Policy based routing, troubleshooting

IT Network Engineer

Hypotheken Bank
Hypotheken Bank

Implementing Cisco Medianet and Performance Monitoring in the Network, via cisco flexible netflow
and cisco prime infrastructure 2.0.

Hardware/Tools: Cisco Catalyst Switches, ISR and ASR Switches, Cisco Prime Infrastructure 2.0

IT Security Administrator

Deutsche Bank
Operation and troubleshooting with IT security appliances, such as firewalls, proxies, IPs sensors.
Extent and implement new firewalls with new security concepts.
Project has been ended because it was a substitution mission.
Hardware/Tools: Checkpoint firewalls, Checkpoint Smartserver, Checkpoint Domain Manager,
Juneper IPS sensors

Network and Security Engineer

European Centralbank
Design,configuration, implementation, test and starting of a new network for 13000 users and 2
datacenters. Based on Cisco Nexus end Catalyst switches, Checkpoint firewalls. Documentation in
english.
Project has been ended because the expected result has been reached.

Hardware/Tools: Cisco Nexus 7000, Cisco Catalyst 4500, vPC, VDC, MPLS, OSPF, 802.1x, Cisco
ISE, Cisco ACS, FEX, VoiP, WLAN, Checkpoint: 61000, 21000, Smartserver

T Network and Security engineer

Areal Bank
IT backbone, Frontend and Firewall System migration. Planning, tests, implementation and starting of
a 3 level security cluster system. Plan and write a migration concept, prepare and built in the new
firewalls and switches. Configure the 3 Cisco ASA clusters with 14 Cisco switches. Implement the
monitoring and management with SNMPv3.
Project has been ended because the expected result has been reached.

Hardware/Tools: Checkpoint, Cisco ASA 5585, Cisco Catalyst, Cisco Routers, VPN, NAT, Firewalling,
Switching, Routing, SNMPv3

IT network engineer

EWETel Ltd
Network Design and Implementation:
As part of a nationwide project (3000 sites):
Analysis of the old networks

Preparation phase (design and testing in the lab):
* LAN environment for different site types
* Automatic provisioning of switches with the specific configuration (Rolloutprocess)
* Network access process (end devices via MAC authentication and certificates)
* Parameters for connection to the Network Management System
* Network profiles, especially at locations with various customer groups
* Planning, Implementing and Tests in VoIP and VoIP over WlAN themes.
Rollout:
* Planning of specific locations
* Preparation of each individual configuration
* Interrogation of required parameters for the creation of the configuration
* Selection of the appropriate components on the basis of the results of preparatory phase
Hardware/Tools: Alcatel-Lucent Switches (6500, 9000 series), Alcatel Voip, Aruba Wireless Controller
and Access Points, Switching, Vlan, Port-Security, 802.1x, RADIUS, Cisco ASR 1000 series Routers
VRF, PoE, IP Telefony.

System Administrator

T-Systems International GmbH
Package build and installation of Telekom applications, maintenance and administration of servers
belonging to these software, on Solaris and Linux platforms. Error management via trouble tickets.
Customer communication. Project Life Cycle Management via IBM Rational Tools.
* Administration and Installation
* Project Tracking, Troubleshooting
* Deployment, Version Control

Network and system administrator, teacher

University of Pecs
Maintenance of the server and client systems of the university, teaching

Network and System Administrator

Kanizsanet 2000
Maintenance of the server and client systems, Database administration. Planning and development of
the computer networks.

Network Migration

Deutsche Luft- und Raumfahrt
Deutsche Luft- und Raumfahrt -

Migrating the locations network hardware onto Cisco Catalysts switches and Cisco ASA Firepower
devices.

MaiIT Network Engineer

Takata-Petri AG
Takata-Petri AG, Aschaffenburg and worldwide

LAN, WAN and Datacenter engineering. Build and develop IT network infrastructures based on cisco
catalyst and nexus devices, cisco and Juneper firewalls. Voip telefony, WLAN Infrastructure
Engineering based on Cisco WLAN Controller technology and managed with Cisco Prime
Infrastructure, IPS and WAN scaler management, troubleshooting
Hardware/Tools: Cisco Nexus 5548, 3548 Cisco Catalyst 3650, 4500, 6500, vPC, GRE, OSPF,
EIGRP, Juneper SSG series, VRF, Cisco WLC 2600 and 5500 series, Cisco Prime Infrastructure 2.0,
DMVPN, Policy based routing, Cisco WAAS

IT Network Engineer

Messer Information Services
Messer Information Services, Gross Umstadt

Datacenter analysis, (re)design, configuration, implementation. Optimization of the Voice network.
Rebuilding 2 datacenters network architecture based on cisco nexus datacentre switches. Rebuilding
and optimizing Checkpoint Firewall clusters.

Hardware/Tools: Checkpoint 21000 mit core XL, Cisco Nexus 7000, 5548, Cisco Catalyst 6500, vPC,
MPLS, OSPF, VSS, VRF, FEX, Policy based routing, troubleshooting

IT Network Engineer

Robert Bosch GmbH
Robert Bosch GmbH, Stuttgart

Design and Implementation in 2 Datacenters with 3 level firewall protection. (Internet, VPN and
partners). Firewall clustering and VPN load balancing with Cisco ASA Firewalls. Routing and
Switching with Cisco Catalyst und ASR devices. Central Radius and Tacacs+ authentication with




Cisco ACS 5. Network interconnect between the 2 corporate networks.
Project has been finished, because the migration has been finished.
Hardware/Tools: Cisco Catalyst 6500, 3750, Cisco ASR 1000 series Routers, Cisco Blade Center
Swtiches, MPLS, OSPF, VRF, ASA 5525X, 5545X, Troubleshooting, Ipsec and SSL VPN, NAT, Cisco
ACS 5.3

IT Network Engineer

Deutsche Telekom
Deutsche Telekom, Darmstadt

Maintenance, administration, optimization and development of the IP TV (Entertain) network of the
ESOC datacenter systems and services. Planning and working with network changes. Network
(Re)design and implementation. Ensure the daily uninterrupted operation of the unicast and multicast
networks. Plan and prepare the migration of the networks onto IPv6. Documentation.
Project has been ended because Telekom has sent away the external workforces.
Hardware/Tools: cisco Nexus 7000, Cisco Catalyst 6500, Cisco ASR 9000 Series Routers, vPC,
MPLS, OSPF, VSS, VRF, FEX, ASA Firewall Service Modules, Multicast Routing, PIM, PIM SSM,
MSDP, Troubleshooting

IT Security engineer Managed Security Services

Swisscom
Swisscom, Zürich (Switzerland)




Security System Maintenance, Troubleshooting of IT Security Appliances, such as Firewalls, Proxies,
IPS Sensors. Network extension and appliance implementation by security concepts
Project has been ended because it was a substitution mission.
Hardware/Tools: Cisco ASA, Juneper Firewalls, Checkpoint Firewalls, Barraccuda Firewalls, Bluecoat
Proxy, Cisco and Netscreen IPS Sensors, Cisco CSM, Juneper NSM, F5 BigIP

Wireless LAN Engineer

Lufthansa Systems AG
Lufthansa Systems AG, Kelsterbach


Planning, Implementing, Testing of WLAN solution network optimized for voice and videodata traffic.
Engineer and implement a WLAN based On Board Entertain System (video, radio and internet) for
aircraft.
Project has been ended because the expected result has been reached.
Hardware/Tools: Motorola 7131 Access Point, Wireless QoS, Wireless Intrusion Prevention, 802.1x,
EAP-TLS, Radius, LDAP

LAN/WAN Engineer

Prego Services Ltd.
Prego Services Ltd., Ludwigshafen

* Planning and Implementation of new network parts (Datacenter LAN, IpSec based WAN)
* Datacenter network maintenance
* Firewall migration Checkpoint * Cisco ASA
* Cisco CUCM environment migration (7.0 -> 8.0), extending of VoIP networks.

Hardware/Tools: Cisco Catalyst 6500 with FWSM, Cisco PGW Software Switches, Cisco Nexus
2000, 5000, Cisco ASA5505-5520-5580, Cisco Secure ACS, Cisco VPNs, Checkpoint. Cisco Unified
Communications Manager, IPv6, CUCM 7.0 und 8.0

2nd and 3rd level support

T-Systems International GmbH
T-Systems International GmbH, Pecs (Hungary)


Monitoring and maintenance of the active devices of the network of German Post, DHL, McDonalds
and Daimler Chrysler. Error management via trouble tickets. Active customer communication.
* ·Network monitoring
* ·Active device control and configuration (Routers, Switches, Access Points)
* ·Device, user, group mapping and adaptation of user profiles, personal device settings for
users on Cisco Call Manager 5 Cisco IP desk phone with Phone Control Software

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