1. Responsible for high-level support role responsible for diagnosing and resolving complex, escalated technical issues in VOIP PSTN network.
2. Act as the single line of support before engineering/product teams, ensuring minimal downtime for customers.
3. Key Responsibilities include

Troubleshooting: Diagnosing complex hardware, software, and network hardware of IMS, NGN, SBC IP NW and protocol issues (e. g. SIP, DIAMETER, BGP, OSPF, TLS, ISUP, RTP, DLTS, SRTP etc) Root Cause Analysis (RCA): Detailing RCAs for critical or catastrophic outages and implementing corrective actions against these.

Collaboration: Working with cross functional teams such as MPLS/IP, GPON, TX to resolve customers/NW issues and improve quality.

Customer Communication: Delivering high-quality communication to customers regarding technical solutions, often in a 24x7 environment

1. Candidates must possess deep technical skills in IMS, NGN, SBC IP network, cloud computing.
2.



Candidates should have strong skill in various protocols like SIP, SS7, Diameter, SOAP, TLS, RTP, DLTS etc. and have expertise in packet analysis and proficient in tools such as Wireshark.
3. Candidate should have Proficiency in Linux/Unix administration and troubleshooting
4. Knowledge of IP subnetting routing and cloud computing is a must.
5. Knowledge of Python or shell scripting for automation would be preferred.
6. Relevant certifications will add to the advantage.
7. Candidates should possess positive communication skills.
8. Should be open for shift work, including nights and weekends.

Disclaimer: This job posting has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.

📌 Team Member-Voice (Hyderabad)
🏢 Tata Tele Business Services (TTBS)
📍 Hyderabad