SUPPORT ENGINEER
-
Infosys Limited
- Bangalore
- 3 - 5 Years
- Full Time
- L2
- Microsoft Teams
- PSTN SS7 Protocols
- TCP Flow
Posted July 5, 2026 applications close August 4, 2026
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Job Description
Responsibilities
Provide L2 and L3 support for Teams workloads such as Chat Meetings and Calling
Perform advanced troubleshooting using logs and traces
Conduct root cause analysis and implement fixes
Troubleshoot calling audio video and connectivity issues
Work with cross functional teams
Team Usage Reporting
Analyze SIP RTP ICE protocols
Technical and Professional Requirements
Microsoft Teams architecture and Licensing knowledge
VoIP protocols including SIP and RTP,
Direct Routing, Operator Connect, Voice route, Dial plan, PSTN usages
Networking fundamentals such as TCP IP DNS QoS
Log analysis and troubleshooting tools
CQD-strong knowledge on troubleshooting call quality issues.
Hands on experience on Teams features- Auto attendant and Call queue.
Knowledge of Teams Admin center, PMP, PowerShell commands, Teams policies
Overview of Entra and Exchange
Preferred Skills
- Microsoft Teams
- L2
- PSTN SS7 Protocols
- TCP Flow
Educational Requirements
Master Of Comp. Applications,Master Of Engineering,Master Of Technology,Bachelor of Engineering,Bachelor Of Technology