Voice Consultant

Technical Professional with 18+ years of experience in system Architecture/integration/testing, product support/implementation and setting up proof-of-concepts (POC) of VoIP, IP Telephony, Contact Center, Video Conference solutions

• 2nd & 3rd Level Support
• Qualitätsmanagement / QS / QA (IT)
• Systems Engineering
• Test Automation

Technical Professional with 18+ years of experience in system Architecture/integration/testing, product support/implementation and setting up proof-of-concepts (POC) of VoIP, IP Telephony, Contact Center, Video Conference solutions

Integration and support for multivendor VoIP/UC solutions.

Technical Profile:
[VoIP/Telecom]
SIP, WebRTC, SIPREC, H.323, Codec’s, DTMF, TLS, SRTP, RTP/RTCP, RTCP-XR, SDP, STIR/SHAKEN, NAT, STUN, ICE, ISDN (Q.931), E1/T1, SSL certificates

[Tools]
SIPp/MAPS/TestRTC for load test, Jenkins, Zabbix, ELK, Docker, Wireshark, Postman, Open VPN, VoIP Monitor, Testrail, Jira, LX Tool

[Automation]
Selenium, Python, Nightwatch.js, Allure Report

[OS / Services]
AWS (EC2, Route 53, Global Accelerator, Load Balancer, Security Group, Cloud Watch), VMware ESXi / vCenter, Microsoft/Linux Server OS (DNS, AD, LDAP, VPN, SfB, Exchange), Oracle Virtual Box, MySQL


Experience on OEM products.
Polycom/Poly: DMA, RMX - 4000/2000/1800/1500, RPRM, RPAD, Cloud Axis/Web Suite, Content Sharing, VVX IP Phones, HDX and Group Series endpoints
AudioCodes: Mediant 9000/4000/800 SBC, 1000 Media Gateways, MSBR 800/500
Broadworks (AS, XSP, NS, MS, DMS, Call Center), FreeSWITCH, FusionPBX, Vodia, 3CX
SBC: Sonus/Ribbon 7000/5400, EdgeMarc, Adtran, Mizu, Cataleya
IP Phones: Mitel, Snom, Cisco, Grandstream, Panasonic DECT, Acrobit iOS/Android Clients
FXS/FXO/PRI Gateways: AudioCodes, Media5, Sangoma/Vegastream, Mediatrix

Technical Profile:
[VoIP/Telecom]
SIP, WebRTC, SIPREC, H.323, Codec’s, DTMF, TLS, SRTP, RTP/RTCP, RTCP-XR, SDP, STIR/SHAKEN, NAT, STUN, ICE, ISDN (Q.931), E1/T1, SSL certificates

[Tools]
SIPp/MAPS/TestRTC for load test, Jenkins, Zabbix, ELK, Docker, Wireshark, Postman, Open VPN, VoIP Monitor, Testrail, Jira, LX Tool

[Automation]
Selenium, Python, Nightwatch.js, Allure Report

[OS / Services]
AWS (EC2, Route 53, Global Accelerator, Load Balancer, Security Group, Cloud Watch), VMware ESXi / vCenter, Microsoft/Linux Server OS (DNS, AD, LDAP, VPN, SfB, Exchange), Oracle Virtual Box, MySQL


Experience on OEM products.
Polycom/Poly: DMA, RMX - 4000/2000/1800/1500, RPRM, RPAD, Cloud Axis/Web Suite, Content Sharing, VVX IP Phones, HDX and Group Series endpoints
AudioCodes: Mediant 9000/4000/800 SBC, 1000 Media Gateways, MSBR 800/500
Broadworks (AS, XSP, NS, MS, DMS, Call Center), FreeSWITCH, FusionPBX, Vodia, 3CX
SBC: Sonus/Ribbon 7000/5400, EdgeMarc, Adtran, Mizu, Cataleya
IP Phones: Mitel, Snom, Cisco, Grandstream, Panasonic DECT, Acrobit iOS/Android Clients
FXS/FXO/PRI Gateways: AudioCodes, Media5, Sangoma/Vegastream, Mediatrix