PCRF Engineer​/PCC

Required Skills

• 8+ years of Telecom Wireless Core Network experience.
• Strong hands‑on experience with:
  • PCRF (Policy and Charging Rules Function)
  • PCF (Policy Control Function)
  • OCS (Online Charging System)
• Extensive experience with AMDOCS/Openet
  Policy and Charging solutions.
• Strong understanding of LTE EPC and 5G Core architectures.
• Expertise in Diameter protocols and interfaces:
  • Gx
  • Gy
  • Sy
  • Rx
  • Ro
• Experience troubleshooting policy and charging call flows.
• Strong understanding of subscriber policy management, QoS enforcement, charging rules, and policy control.
• Experience supporting carrier‑grade production environments.
• Hands‑on experience with Linux/Unix environments.
• Experience using packet capture and analysis tools such as Wireshark and tcpdump.

• Experience with 5G Service Based Architecture (SBA).
• Experience with PCF integration involving:
  • SMF
  • CHF
  • NRF
  • UDR
  • AF
• Experience with Kubernetes, Docker, Open Stack, or cloud‑native telecom deployments.
• Experience with automation and scripting (Python, Shell).
• Experience with telecom operators such as AT&T, Verizon, T-Mobile, Rogers, Bell, Telus, Vodafone, or similar Tier‑1 carriers.

• Design, deploy, configure, and support PCRF, PCF, and OCS platforms.
• Perform integration and troubleshooting of policy and charging solutions in LTE and 5G networks.
• Analyze Diameter signaling and resolve network issues involving Gx, Gy, Sy, Rx, and related interfaces.
• Support policy implementation for QoS, throttling, sponsored data, roaming, and charging use cases.
• Participate in software upgrades, migrations, and new feature deployments.
• Perform production support, incident management, root cause analysis (RCA), and issue resolution.
• Collaborate with vendors, operations teams, engineering teams, and network architects.
• Develop and maintain HLDs, LLDs, MOPs, test plans, and operational procedures.
• Support customer acceptance testing and production readiness activities.