Telephony Architect

Job highlights

• . Education: A bachelors degree in computer science,information technology,telecommunications,or a related field is often required
• Experience: Several years of experience in telephony systems,unified communications,and Microsoft Teams administration is essential
• Microsoft Office 365 certification is plus

1. Education: A bachelor's degree in computer science, information technology, telecommunications, or a related field is often required. Higher education or certifications in telephony systems, Microsoft technologies, or cloud platforms are advantageous.

2. Experience: Several years of experience in telephony systems, unified communications, and Microsoft Teams administration is essential. 4-6 years of experience and very strong knowledge in supporting / maintaining Unified Communication, Skype for Business 2015 with Enterprise Voice, Microsoft Teams in an enterprise environment. Previous work as a telephony engineer, architect, or administrator is beneficial.

3. Microsoft Teams Expertise: In-depth knowledge of Microsoft Teams telephony features and capabilities, including Direct Routing, Calling Plans, and integration with SIP trunks or PBX systems.

4. Telephony Systems: Proficiency in traditional telephony systems, such as PBX, PSTN, SIP, and VoIP, is crucial for seamless integration with Microsoft Teams. Experience in setting up the Teams Enterprise Voice/Meeting policies. (Normalization rules, Dial plan, PSTN usage, routes, translation rules) Ability to configure and manage PSTN Voice gateway, AudioCodes, SBC, SBA, PBX. Ability to explain Microsoft Teams signaling flows and various troubleshooting methods. Expertise in debugging / troubleshooting the Teams call quality issues, using SIP / HTTPs log analysis. Familiar with Wireshark, Netmon, Snooper, Putty, Teams monitoring reporting tools. Experience with Power shell Cmdlets and scripts to maintain Microsoft Teams. Microsoft Office 365 certification is plus.

5. Networking Skills: Strong understanding of networking principles, protocols, and topologies, as well as QoS (Quality of Service) for call optimization. Good understanding of VOIP SIP, ICE - Turn Stun, RTP/RTCP/Media flow Codecs, SRTP, HTTPS/HTTP, DNS, DHCP protocols.

6. Scripting and Automation: Familiarity with scripting languages like PowerShell for automation tasks related to Microsoft Teams telephony management.
   7. Security: Knowledge of telephony security best practice.