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).

Preferred Qualifications

• Experience in Tier 2 / Tier 3 telecom support.
• Exposure to cloud platforms like Amazon Web Services or Google Cloud Platform.
• Knowledge of 4G/5G messaging evolution (RCS is a plus).
• Experience working with messaging APIs from Twilio or similar providers.
• ITIL certification or incident management experience.