Noc Engineer SMS / Firewall / API Support/ Enterprise

Job Description: NOC Engineer – SMS Firewall1. Role OverviewWe are looking for a NOC Engineer to monitor, manage, and optimize SMS Firewall operations. The role involves real-time monitoring, troubleshooting, and ensuring the security and efficiency of SMS traffic.2. Key Responsibilities

• 24x7 Monitoring
• Monitor SMS Firewall systems and traffic in real-time
• Track KPIs such as delivery rate, blocking rate, latency, and throughput
• Incident Management
• Identify and troubleshoot issues related to SMS traffic, routing, and delivery
• Perform RCA (Root Cause Analysis) for incidents and outages
• Fraud & Security Monitoring
• Detect and analyze OTT bypass, grey routes, and spam traffic
• Implement and monitor blocking rules
• Firewall Rule Management
• Configure and optimize SMS firewall rules
• Validate rules in test environments before production deployment
• Reporting & Analysis
• Generate daily/weekly reports on traffic trends
• Analyze blocked vs allowed traffic
• Share insights with internal teams and customers
• Coordination
• Work with operators, vendors, and internal teams (Tech, IT, Operations)
• Support testing activities (UAT, POC, penetration testing)
• Technical Skills
• Knowledge of SMS protocols: SMPP, SS7, SIGTRAN
• Understanding of A2P/P2P SMS traffic flows
• Experience with SMS Firewall systems (e.g., AdaptiveMobile, Anam, Mobileum, etc.)
• Basic knowledge of IP networking (TCP/IP, routing)
• Familiarity with CDR/EDR analysis and log troubleshooting
• SQL/Excel for data analysis (preferred)
• Required Experience
• 2–5 years of experience in Telecom / Messaging domain
• Experience in SMS Firewall / NOC operations preferred
• Soft Skills
• Strong analytical and problem-solving skills
• Good communication (written & verbal)
• Ability to work in 24x7 shift environment
• Quick response and decision-making during incidents
• Key KPIs
• Incident resolution time
• False blocking rate
• Traffic delivery success rate
• SLA adherence
• Preferred Qualifications
• B.Tech / B.E. in Electronics, Telecom, or IT
• Certification in telecom/networking (optional)

Pay: ₹318,000.00 - ₹750,000.00 per year

Benefits

• Flexible schedule
• Food provided
• Health insurance
• Leave encashment
• Paid sick time
• Provident Fund

Work Location: In person