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pt itsec asia tbk

Security Engineer - Telco

pt itsec asia tbk
Indonesia
Fresher
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  • Posted 14 hours ago
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Job Description

Responsibilities

  • Own and maintain the signaling firewall platform and supporting infrastructure
  • Investigate critical alerts, signaling anomalies, and fraud indicators
  • Monitor network systems such as Core CS PS, VAS & Charging network elements (MSC, MSS, HLR, HSS, SGSN, GGSN, vEPC, VAS and OCS)
  • Monitor signaling traffic (SS7, Diameter, GTP-C)
  • Monitor and analyze signaling traffic using Elastic / ELK Stack
  • Develop and tune detection rules, dashboards, and SQL queries
  • Troubleshoot platform, performance, and logging pipeline issues
  • Support system and network expansion, upgrades, and major configuration changes
  • Collaborate with core network, IT, operations teams, and vendors

Requirements

  • Strong understanding of 2G/3G/4G mobile core networks (5G is a plus)
  • Experience in telecom security, mobile core, or security monitoring
  • Hands-on experience with Elastic / ELK and SQL
  • Bash scripting (Python is a plus)
  • Solid networking fundamentals (TCP/IP, routing, VLAN, BGP)
  • Experience with Wireshark or packet analysis tools
  • Signaling security / SS7 / Diameter / GTP experience is highly valued

More Info

Job Type:
Permanent Job
Industry:
Other
Function:
Telecommunications
Employment Type:
Full time

About Company

pt itsec asia tbk

Job ID: 145425825

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Last Updated: 04-04-2026 09:23:31 PM
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