Experience

SWAN, a.s.

• Slovakia
• Telecommunications
• 100 - 200 Employee

• Voice Core Network Team Leader

  • May 2021 - Present

  - Lead of voice core network team- Responsible for high quality voice services delivery- Capacity planning, licensing and budget management- Design, integration, implementation, testing and acceptance of new services and platforms- Supplier management- Delivery of internal projects- Team resource planning and coordination

• Senior VoIP and Core Network Engineer

  • Dec 2008 - Aug 2021

  Responsible for the voice network, voice service, associated network infrastructure, service availabity and service performance. Engineering and supporting a large scale softswitch deployment based on a Huawei, Cirpack, NetCentrex, ECT, AcmePacket Platform and also on Open Source PBX platform Asterisk.Job describtion:• SoftSwitch expert for Huawei and NetCentrex NGN platforms• VoIP Engineer for AcmePacket and Huawei SBC's and solutions based on open source ASTERISK platform• Tier 3 support for Operations • Network topology and connectivity designSkills:• Expertise with Class4/Class5 NGN solutions / Huawei, Cirpack, ECT, NetCentrex, AcmePacket /• Integration and migration of new NGN networks ( Huawei, Cirpack )• Expertise with VoIP solution on Asterisk• Expertise of telecommunications and VoIP protocols / SS7, DSS1, SIP, IAX /• Expertise of telecommunications protocols over IP / M3UA, M2UA, IUA /• Knowledge of transport network technology and protocols / SDH /• Good knowledge of telco market and knowledge of the telco company processes Show less



Amtel Slovensko

• Whoolesale

  • Jan 2007 - Nov 2008

  Responsible for the voice wholesale with interconnect partners ( TeliaSonera, Austria Telekom, Telefonica O2 CZ, Invitel, Tcom Slovakia, Etel, Orange Slovakia, T-Mobile Slovakia ..etc )

• Voice softswitch engineer

  • Jan 2005 - Nov 2008

  - administrator C4 sofswitch solution CIRPACK- monitoring the network/service performance- tracing and analyzing anomalies using measurement equipment and protocol analyzers- troubleshooting



Amtel Slovensko, s.r.o

• Bratislava - Slovakia

• Voice Engineer

  • Dec 2002 - Jan 2005

  2002 - 2004 Responsible for the voice service, configuring dialers and PBx for customers Job describtion: - Administrator customers PBx ( Panasonic, 2N ) - Monitoring voice devices ( Dialers analog and ISDN - BRI, PRA ) 2005 - 2008 Responsible for the voice service and associated network infrastructure 2002 - 2004 Responsible for the voice service, configuring dialers and PBx for customers Job describtion: - Administrator customers PBx ( Panasonic, 2N ) - Monitoring voice devices ( Dialers analog and ISDN - BRI, PRA ) 2005 - 2008 Responsible for the voice service and associated network infrastructure