Operational Engineer – Wireless Messaging (SMS/MMS)

Required Skills & Experience

• 3–7+ years in telecom, messaging, or wireless operations.
• Strong experience with:
  • SMS/MMS protocols: SMPP, MM7, SS7 (preferred), Diameter (nice-to-have)
  • Messaging platforms (e.g., OpenMarket, Syniverse, Twilio, or similar)
• Knowledge of:
  • Routing, delivery receipts, message encoding (GSM, Unicode)
  • Carrier connectivity and interworking
• Experience with log analysis and monitoring tools (e.g., Splunk, ELK, Grafana).
• Basic scripting skills (Python, Bash, or similar) for automation.
• Familiarity with Linux/Unix systems.
• Understanding of networking fundamentals (TCP/IP, firewalls, VPNs).

5g/lte/Ims call flows,
End-to-End SMS Flow ,
 API Messaging , SMPP , SMSC/MMSC platform operations, SMPP, MM7, DLRs, A2P, 10DLC, short codes, toll-free messaging, Syniverse/OpenMarket/Twilio, SMPP bind types, DLR debugging, MMS/MM7 flow, encoding etc