SMS Firewall Manager (4-8 yrs)

Role : SMS Firewall Manager

Location : Chennai

Experience : 4+years

Key Skills : SMS Firewall, SMS traffic, A2P, P2P, Signaling firewall, SMSC

Roles and Responsibilities :

- 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 operator's database.

- Countries, Operator, HUB, GT, IMSI and MSISDN lists modification.

- Identify, gather and analyze 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.

- Analyze 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 analyze 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.

Skills & Experience :

- 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 analyze protocol logs is a plus.

- Understanding of telecom messaging network fraud scenarios.

- Knowledge and experience in configuring rule-based fraud systems; experience with Mobileum firewall is an advantage.