CS Core Network Engineer (L2) – Voice Signaling & RCA

Tangent International · Gajar, Pakistan

Tangent International is urgently seeking an experienced CS Core Network Engineer – L2 to support mission-critical circuit-switched core network operations, maintenance, and technical delivery activities for large mobile carrier networks.

With 5–8 years of hands-on telecom core network experience, you will troubleshoot MSC/MSS, MGW, HLR/HSS, run signaling analysis across SS7/SIGTRAN/MAP/ISUP/SIP, and perform RCA, upgrades, and preventive health audits while following change management processes.