SMS Firewall Manager

• Setting up different type of rules based on Volume, content and bad URL etc.
  
• Proactive tracking of rules performance – identifying issues, irregularities and false positives.
  
• Updating IR21 operators database.
  
• Countries, Operator, HUB, GT, IMSI and MSISDN lists modification.
  
• Identify, gather and analyse SMS firewall transactional and reference data via specific tools.
  
• Manage and manipulate large and complex SMS related datasets to generate regular and ad-hoc reports to support business teams in their decision-making process.
  
• Analyse and extract key insights from SMS firewall data to inform business decisions.
  
• Monitor and report daily and weekly SMS firewall traffic data KPIs.
  
• Update and modify system reference data such as operators’ database and numbering plans.
  
• Detect and analyse messaging fraud, report root cause and suggest anti-fraud solutions.
  
• Create or modify SMS firewall rules that generate alarms for detecting potential fraud.
  
• Explore new detection methods or system improvements and adjust the firewalls accordingly.
  
• Liaise with Technology, Carrier and other teams about network traffic and system details.
  

Requirements

• Good communication skills in English, both oral and in writing.
  
• Analytical and attentive to details, with data-driven mindset.
  
• Proactive and self-motivated.
  
• Advanced Excel, working knowledge of Pivot Tables and Lookups is essential.
  
• Telecom experience, basic knowledge of SMS traffic flows and numbering plans.
  
• Understanding of SS7 MAP with ability to read and analyse protocol logs is a plus.
  
• Understanding of telecom messaging network fraud scenarios.
  
• Knowledge and experience in configuring rule-based fraud systems