HiringCafe
Posted 1mo ago

Engineer - Test Execution Core + Policy Charging

@ Tech Mahindra
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Philadelphia, Pennsylvania, United States
OnsiteFull Time
Responsibilities:executing tests, configuring charging, integrating systems
Requirements Summary:Experience with Ericsson charging/billing/activation; 3GPP call flows; 5G/CUPS/LTE policy; PCRF/PCF; OSS/BSS protocols; APIs and automation.
Technical Tools Mentioned:Ericsson Charging, Activation systems, 3GPP, PCRF, PCF, Gx, Gy, OCS, HSS, HLR, DPI, SPI, SNP, Gz, SOAP, REST, PCC
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Job Description

Tech Mahindra Network Services has an opening for an Engineer - Test Execution Core + Policy Charging.  

  • Expertise with Ericsson Charging, Billing and activation systems
  • Expertise of Switch Control and subscriber activation and provisioning systems.
  • Expert knowledge of 3GPP call flows and compliance
  • Knowledge of 5G / CUPS / LTE Subscriber Policy (HSS / HLR), Expertise with Offline / Online Charging architectures (such as PCRF Gx and OCS Gy, interfaces)
  • Experience with OCS, CHF, CDRs, Gy, Gy metering, Online charging, Gy Quota, Sy, Gy redirection
  • Knowledge of DPI (SPI (L3 / L4), L7 parsing, L7 Signatures, SNI technique, DNS parsing)
  • Experience with PCRF, PCF, PCC, 3GPP QOS Management, Gx, Gx Charging rules
  • OSS and BSS Protocols for billing and provisioning interfaces (Gz, SOAP, Rest)
  • Knowledge of South/North bound APIs for integration and automation framework