Related skills
sip sigtran diameter wireshark ss7📋 Description
- Configure core network elements (STPs, HLR/HSS, SMSC, SGSN, GGSN/PGW).
- Use dashboards and build new ones to spot issues quickly.
- Follow incident communication procedures internal/external.
- Drive telecom interconnection with providers.
- Maintenance, troubleshooting, security audits, and emergency response.
- Wireshark tracing of critical infrastructure to debug issues.
🎯 Requirements
- 10+ years in core mobile networks; BSc in Telecommunication or CS.
- 10+ years with SS7, Sigtran, Diameter, GGSN/PGW, GTP, GRX, IPX.
- SCCP/TCAP/MAP, CAMEL; design voice/messaging flows.
- SIP/RTP, ISUP, IMS; VoLTE/VoWiFi; voicemail/IVR knowledge.
- Linux/Unix, Wireshark, sniffers; 3GPP/ITU-T/ANSI standards.
- OCS/CAMEL in billing; roaming IR.21/IREG; English fluent.
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