Network Performance

5 days ago

Chennai, Tamil Nadu, India ALIQAN Technologies Full time
Role Summary

We are seeking a Core Network Project Engineer with strong expertise in telecom core network technologies to support a critical project through implementation, testing, and go-live phases. This role demands solid troubleshooting abilities, protocol knowledge, and collaboration with architects, SMEs, and cross-functional teams.

Key Responsibilities
  • Represent the Core Network team throughout the project lifecycle (initiation to closure).
  • Collaborate with Network and IT Architects to ensure end-to-end implementation alignment.
  • Validate Core Network requirements and designs with SMEs.
  • Develop test plans and manage/coordinate test execution (onsite & remote).
  • Investigate, diagnose, and resolve complex core network faults using log and trace analysis.
  • Collaborate with cross-functional teams to analyze fault trends and drive preventive solutions.
  • Provide support during POCs, trials, UAT, and go-live activities.
  • Work flexible hours (night/weekend shifts) when required during project phases.
  • Support Core Network BAU activities (monitoring, testing, troubleshooting).
Qualifications
  • Bachelor's degree or higher in Electronics, Telecommunications, or Computer Science.
Skills & ExperienceEssential
  • Strong knowledge of CS, PS & IMS Core (validation, troubleshooting, fault resolution).
  • Solid understanding of end-to-end data service call flows.
  • Hands-on experience with key telecom protocols: GTP, Gi, Sy, Gx, Gy & Ro, SIGTRAN, MAP.
  • Proficiency in Wireshark for trace analysis and debugging.
Desirable
  • Knowledge of 3GPP, IETF, GSMA standards and architectures.
  • Familiarity with SIM, eSIM, and BAP testing.
  • Database knowledge (Oracle, SQL Server, or other platforms).
  • System admin experience with PL/SQL, Batch, UNIX, MS Office.
  • Ability to interpret programs, codes, SOPs.
  • Scripting experience (Shell or other programming languages).
  • Exposure to AWS or cloud platforms.
  • Working knowledge of Jira and Confluence.

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