SSTP / SMSC / VAS Solution Integrator

Role: Solution Integrator ( SSTP / SMSC / VAS )
Experience: 9 - 12 Years
Location: Hyderabad, Bangalore, Chennai, Delhi
Job Description:
Key Responsibilities
Execute functional, interoperability, regression, and end-to-end testing for messaging and signaling platforms.
Validate messaging services across SSTP, SMSC, and Value-Added Service (VAS) environments.
Perform SMS delivery validation, signaling route verification, and interconnect testing activities.
Execute roaming, messaging, and signaling service validation scenarios.
Support troubleshooting and resolution of messaging and signaling service problems.
Conduct interoperability and operational acceptance testing across multi-vendor environments.
Support defect analysis, root cause investigations, and corrective action validation.
Work closely with architecture, testing, operations, and vendor teams to ensure successful implementation and service readiness.
Required Skills & Expertise
Messaging & Signaling Domain
Strong knowledge of telecom messaging and signaling platforms.
Hands-on experience with SSTP, SMSC, and Value-Added Services (VAS).
Strong understanding of SS7, SIGTRAN, MAP, CAMEL, SCCP, and TCAP protocols.
Experience validating SMS delivery, routing, and interconnect scenarios.
Knowledge of roaming service testing and signaling validation procedures.
Strong understanding of telecom signaling architecture and service flows.
Telecom Testing & Validation
Experience creating and executing test cases, test scenarios, and validation plans.
Strong expertise in functional, interoperability, end-to-end, regression, and operational acceptance testing.
Ability to perform network upgrade validation and production verification activities.
Experience documenting test execution evidence and validation artifacts.
Trace Analysis & Troubleshooting
Strong expertise in signaling trace and protocol analysis.
Experience analyzing protocol logs, SS7 signaling traces, SIGTRAN traces, and PCAP captures.
Ability to isolate faults and identify root causes across messaging and signaling services.
Experience supporting defect investigations and service restoration activities.

Work arrangement
No