Firewall Manager - SS7

Key Responsibilities :

• 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 :

Skills & Experience :

(ref : hirist.tech)