Operational Engineer – Wireless Messaging; SMS/MMS
Job in
Ridgeland, Madison County, Mississippi, 39157, USA
Listed on 2026-07-01
Listing for:
Inabia Software & Consulting
Full Time
position Listed on 2026-07-01
Job specializations:
-
IT/Tech
Systems Engineer, Network Engineer, Unix/Linux, SRE/Site Reliability
Job Description & How to Apply Below
Operational Engineer
This position is fully on site in Ridgeland, MS (no remote or hybrid)
Job Summary:
We are seeking an Operational Engineer with hands-on experience in wireless messaging systems, specifically SMS and MMS. The role involves monitoring, troubleshooting, and optimizing messaging platforms, ensuring high availability, reliability, and performance across telecom networks.
Key Responsibilities:
- Monitor and maintain SMS/MMS platforms, gateways, and messaging infrastructure.
- Troubleshoot delivery issues across carrier networks and aggregators.
- Analyze logs, delivery receipts (DLRs), and message flows to identify failures.
- Ensure uptime, system performance, and SLA compliance.
- Work with telecom protocols such as SMPP, MM7, HTTP APIs, and signaling systems.
- Collaborate with carriers, vendors, and internal teams for issue resolution.
- Perform root cause analysis (RCA) and implement preventive measures.
- Support deployments, upgrades, and configuration changes.
- Maintain operational documentation and runbooks.
- Participate in on-call rotation for incident response.
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., Open Market, 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.
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