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Strong brand and senior engineering title in metro market, but telecom specialization reduces mass competition.
Strong telecom RCS/IMS, SIP and ops focus makes cross-industry transferability limited.
Explicit 6-15 years plus specific telecom, protocol, and infrastructure skills required.
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Own operational monitoring and incident management for RCS/IMS systems including handling alarms, tickets, service reliability, and production incident technical ownership.
Perform root cause analysis through logs and protocol analysis (Wireshark) for RCS/IMS nodes and coordinate with stakeholders to resolve issues within SLA.
Collaborate with infrastructure, network, and development teams for hardware allocation, product issue resolution, and continuous improvement of telecom services.
6-15 years of experience, preferably in telecom (IMS, RCS, OTT applications).
B.Tech in Electronics and Communication or equivalent.
Experience with operational support and troubleshooting of telecom systems including RCS/IMS architecture and nodes (P-CSCF, I-CSCF, S-CSCF, TAS, HSS, MSS).
Ability to work in a 24/7 shift environment; intermediate Japanese language proficiency is good to have but not mandatory.
Expertise in telecom protocol analysis and troubleshooting, especially with RCS/IMS core network nodes and VoIP call flows.
Experience working in operational roles handling complex incident and ticket management in telecom environments.
Comfortable with cross-team collaboration and technical ownership in a fast-paced, availability-critical environment.