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.
RequirementsSkills & Experience
- 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.
Cynosure Corporate Solutions
