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Role : Anti- DDOS (NetScout) L2-L3
Experience: 5 Year+
Location: Mumbai / Nagpur
Job Summary
We are looking for a skilled Anti-DDoS Network Support Engineer with hands-on experience in NetScout (Arbor) solutions. The candidate will be responsible for monitoring, analyzing, and mitigating DDoS attacks to ensure high availability and security of critical infrastructure.
Key Responsibilities
1. DDoS Monitoring & Mitigation
- Monitor Anti-DDoS tools for real-time detection (L3/L4/L7 attacks)
- Identify volumetric, protocol, and application-layer attacks
- Perform mitigation using NetScout Arbor (Peakflow, TMS, APS)
- Fine-tune mitigation policies to reduce false positives
2. Incident Management
- Handle P1/P2 security incidents and join bridge calls
- Perform Root Cause Analysis (RCA)
- Ensure resolution within SLA timelines
- Escalate complex issues to L3/vendor teams
3. Network Security Operations
- Monitor logs from Firewalls, IPS/IDS, and DDoS systems
- Correlate events using SIEM tools (Splunk / QRadar)
- Implement configuration changes via change management
- Validate effectiveness of DDoS protection controls
4. Troubleshooting & Maintenance
- Troubleshoot issues related to TCP/IP, DNS, HTTP/HTTPS, SSL
- Perform patching, upgrades, and health checks
- Ensure high availability of security infrastructure
- Support deployment of new DDoS solutions
5. L3-Specific Responsibilities (Advanced Role)
- Design & implement enterprise DDoS protection architecture
- Act as final escalation point for critical incidents
- Drive automation and optimization of mitigation systems
- Lead performance tuning and capacity planning
- Work on large-scale ISP / enterprise DDoS environments
Required Skills
Core Networking
- Strong knowledge of TCP/IP, Routing, Switching, DNS
- Understanding of DDoS attack types:
- Volumetric
- SYN Flood
- HTTP Flood
Security & Tools
- Hands-on experience with:
- NetScout Arbor (mandatory)
- Palo Alto / Check Point Firewalls
- IDS/IPS systems
- SIEM: Splunk / QRadar
- Packet Analysis: Wireshark
Other Skills
- Log analysis & troubleshooting
- Incident handling & documentation
- Communication & coordination skills
Qualifications
- BE / B.Tech / BCA / MCA (IT / CS)
- Certifications (Preferred):
- CCNA / CCNP Security
- CEH
