Executive – SMS Firewall (SMSFW)

Purpose:

The purpose of this position is to ensure secure and reliable SMS traffic by monitoring SMS Firewall operations, troubleshooting SS7/SMPP and SMS-related issues, and providing timely technical support to MNOs and partners to maintain service availability.

Key Responsibilities:

· Monitor and operate SMS Firewall (SMSFW) platforms to ensure service availability, traffic flow, and system performance.

· Monitor and analyze SMS traffic, alarms, alerts, and system statistics to identify abnormal or suspicious activities.

· Monitor and troubleshoot SMPP binds, connectivity, and message delivery issues.

· Analyze SMS traces, EDRs, and logs using SMSFW and packet-analysis tools such as Wireshark.

· Support detection and investigation of SMS fraud, grey routes, bypass traffic, and unauthorized SMS routing.

· Perform SS7 and SMPP traffic analysis and troubleshooting.

· Coordinate with MNOs, SMSFW vendor, aggregators and internal technical teams for troubleshooting and service implementation.

· Participate in UAT, upgrades, maintenance activities and DR exercises.

· Perform regular SMSFW health checks, including links, binds, traffic levels, redundancy and service availability.

· Maintain network diagrams, configuration records, operational procedures and troubleshooting documentation.

· Handle technical incidents and service requests within defined SLA and escalation procedures.

Qualification & Experience

· Bachelor’s degree in Telecommunications, IT, or a related field.

· Minimum 1 to 2 years of relevant experience, preferably in SMS, SMS Firewall, SS7, or A2P messaging.

· Hands-on experience with MNO/telecom environments will be preferred

· Experience working with international SMS aggregators, messaging providers, or SMS Firewall vendors will be a plus.

· Strong analytical and troubleshooting skills with the ability to work in a 24×7 operational environment when required.

Pay: Rs120,000.00 - Rs200,000.00 per month

Application Question(s):

• Do you have experience in SMS, SMS Firewall, SS7, or A2P messaging?

Work Location: In person