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Core Network Engineer – CS Core (ZTE)

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Overture Rede

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Location:

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Contract Type:
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Salary:

Not provided

Job Description:

This is a remote position. Position: Core Network Engineer – CS Core Technology/Platform: ZTE Domain: Core Network – Circuit Switched (CS Core)

Job Responsibility:

  • Operate, configure, and maintain ZTE CS Core network elements such as MSC, MGW, HLR, VLR, and STP
  • Monitor core network performance, alarms, and KPIs to ensure high availability and reliability
  • Perform fault troubleshooting and root cause analysis for CS Core network issues
  • Handle configuration changes, software upgrades, patches, and license management
  • Coordinate with RAN, Transmission, and OSS teams for end-to-end service stability
  • Support interconnection, roaming, and signaling operations
  • Maintain accurate documentation of network configurations, changes, and incidents

Requirements:

  • Strong hands-on experience with ZTE CS Core platforms
  • In-depth knowledge of CS Core architecture and signaling protocols (SS7, ISUP, MAP)
  • Experience with MSC, MGW, HLR/VLR, and signaling networks
  • Knowledge of call flow analysis, troubleshooting, and performance optimization
  • Familiarity with OSS tools for fault and performance management
  • Strong analytical and problem-solving skills
  • Work Experience: 10

Additional Information:

Job Posted:
January 19, 2026

Work Type:
Remote work
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