JD:

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.

Preferred Skills

Experience with 5G Service Based Architecture (SBA).
Experience with PCF integration involving:
- SMF
- CHF
- NRF
- UDR
- AF
Experience with Kubernetes, Docker, OpenStack, 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.

Responsibilities

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.

PCRF Engineer

Job Description