SMS Firewall Manager

• Configure and maintain SMS firewall rules based on parameters such as volume, content, and bad URLs.
  


• Proactively monitor rule performance, identifying irregularities, issues, and false positives.
  


• Maintain and update IR21 operators’ database, including country, operator, HUB, GT, IMSI, and MSISDN lists.
  


• Collect, manage, and analyze SMS firewall transactional and reference data using specialized tools.
  


• Handle large and complex datasets to generate scheduled and ad-hoc reports.
  


• Extract key insights from SMS firewall data to support business decisions.
  


• Monitor and report daily and weekly SMS firewall traffic KPIs.
  


• Update and maintain operator databases and numbering plans.
  


• Detect, analyze, and report messaging fraud, including root cause analysis and solution recommendations.
  


• Create and adjust SMS firewall rules to detect potential fraud and generate alerts.
  


• Research and implement new fraud detection methods and system enhancements.
  


• Collaborate with Technology, Carrier, and other teams to address network traffic and system issues.
  

Requirements

• Excellent communication skills in English (verbal and written).
  


• Strong analytical mindset with attention to detail and a proactive, data-driven approach.
  


• Advanced Excel skills (Pivot Tables, Lookups essential).
  


• Telecom experience with basic knowledge of SMS traffic flows and numbering plans.
  


• Must have Knowledge of SS7 MAP with ability to read and analyze protocol logs.
  


• Must have Working knowledge of Linux environments.
  


• Understanding of telecom messaging fraud scenarios.
  


• Hands-on experience configuring rule-based fraud detection systems.