What are the responsibilities and job description for the VoIP Test Engineer position at Jobs via Dice?
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- Design and execute comprehensive VoIP regression and migration validation test plans
- Validate ATA/CPE provisioning workflows using TR-069
- Perform end-to-end validation of:
- SIP registration
- Inbound/outbound calling
- Voicemail
- E911 routing
- Billing alignment
- Troubleshoot SIP signaling issues using packet-level analysis (Wireshark)
- Validate SIP over TLS and SRTP sessions including certificate negotiation and encryption issues
- Test devices behind NAT/firewalls and validate RTP/media path behavior
- Conduct interoperability testing between ATAs, SBCs, and cloud voice platforms
- Perform firmware validation and lifecycle testing of CPE devices
- Reproduce and isolate VoIP defects observed in production
- Automate repetitive validation workflows using Python and REST APIs
- Use SQL queries to validate provisioning accuracy and migration completeness
- Support production-readiness validation prior to platform cutover