
Timeline
About me
SDWAN Lead Engineer at AT&T
Education

Department of telecommunications and multimedia , university of zilina
2004 - 2009Engineering degree / 5-year higher education ii. degree in telecommunications technology telecommunications / radiocommunication- My thesis deals with localization in mobile wireless ad hoc networks. The aim of my thesis was to propose the simulation model for localization in wireless Ad-hoc networks and to propose and implement new localizations methods into the simulation model. My work contains simulations and evaluation of results. I used Matlab for simulations-key words of my studies: radiocommunication,telecommunications,satelite systems, networks, mobile networks,

Secondary industrial school myjava
2000 - 2004Secondary degree with graduation telecommunications and computer networks- 4 terms of CCNA through Cisco Networking Academy
Experience

Em –test
Jun 2008 - Sept 2008Production technicianProduction, inspection and repair of components for chip card readers.

At&t global services
May 2010 - now- supporting EVPN,AVPN and MLAN services worldwide- responsible for implementing changes and troubleshooting issues, mostly interactively on a call with customer`s technician (MPLS WAN connection used to interconnect customer`s branch offices)- changes involves routing (static routing, EIGRP, OSPF, BGP) setup between at&t routers and customer network, NAT, FHRP (VRRP, HSRP, GLBP), managed LAN implementation (CISCO switches – VLANs, PortChannels etc.) and also more complex end-to-end QOS solutions - Netflow, SNMP, ACLs, IP SLA,VRF, IPSec- responsible for technical validation of solutions, updates to at&t internal databases in order to ensure that a customer service is managed, measured and billed correctly- Customer facing activities include verifying technical requirements, migration technical planning and scheduling cut-overs to at&t service, creating proposals and presenting it to clients. Show less - ordering new hardware(cables, routers, cards etc.),- providing basic configuration files for routers,- creating manual for technicians,- creating templates to create PVCs, - dedicated PE for Formula 1 orders.- updating of databases and tools to ensure that the EVPN customer service is managed, measured and billed correctly.- supporting AVPN/EVPN service - fixing data quality issues As SME (Subject Matter Expert) of PE team - responsible for escalated tasks,orders also responsible for training newcommers and updating/creating DLPs. Show less
LMAC System Engineer
Mar 2013 - nowProduction Engineer
May 2010 - Mar 2013

At&t
Oct 2020 - nowSdwan lead engineerCISCO SDWAN - key words: vManage, vSmart, cEdge, WLC, AP, routing, switching,OMP,BGP,OSPF-Assigned to a global customer who is transforming his WAN network to CISCO SDWAN (formerly known as Viptela) using cEdges ( ISR 4000 series, ASR 1000 series and Catalyst 8000 series) and managing LAN including wireless (CISCO switches, WLC , AP)-Part of my job was to prepare test-and-turnup & migration plans for DTAC engineers, support DTAC during activities related to this dedicated customer, troubleshooting problems with CISCO SDWAN, creating templates, policies Centralized/Localized in vManage, creating design drawings, troubleshooting both underlay and overlay network(OMP,OSPF,BGP,)-Working with multiple teams in order to successfully complete transformation of the customer`s network ( ADI, MRS,LCM, AVPN, MSS)-Day 2 activities including CISCO SDWAN, WLC, AP, Nexus, Cisco switches Show less
Licenses & Certifications

Ccdp: 642-874 arch, 642-813 switch, 642-902 route
Cisco
Ccna security: 640-554 implementing cisco ios network security
Cisco
Ccda: 640-864 - designing for cisco internetwork solutions exam
Cisco
Ccnp: 642-902 route, 642-813 switch, 642-832 tshoot
Cisco
Ccnp service provider: 642-887 spcore., 642-889 spedge , 642-885 spadvroute
Cisco- View certificate

Cisco certified specialist - enterprise sd-wan implementation
CiscoSept 2023 
Ccna: 640-802 cisco certified network associate.
Cisco- View certificate

Cambridge english: first (fce)
Cambridge english language assessmentJan 2014 
Juniper networks certified associate - junos (jncia-junos)
Juniper networks
Itil® foundation certificate in it service management v3
ExinJul 2016
Honors & Awards
- Awarded to Radoslav DobruckyService Excellence Award AT&T Jan 2017
 
Languages
- enEnglish
 - slSlovak
 - geGerman
 
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