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Ericsson
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DDoS Specialist

DDoS Specialist

Ericsson

7 - 12 years

18 - 30 Lacs

noida

Posted:22 hours ago| Platform:

Apply

Skills Required

ddos load balancer ddos mitigation ceh dns cissp tcp/ip bgp ccnp distributed denial of service

Work Mode

Hybrid

Job Type

Full Time

Job Description

About the Role

DDoS Specialist

Key Responsibilities

Traffic Analysis
: Deep-dive into packet structures, network flows, and protocol behavior to identify anomalies and malicious patterns.
DDoS Mitigation
: Develop and manage defenses against volumetric, protocol, and application-layer DDoS attacks (e.g., SYN flood, DNS amplification, HTTP GET/POST flood).
Mitigation Infrastructure
:

Configure and manage
load balancers
(e.g., A10 Thunder) for traffic distribution and protection.
Utilize
BGP
and
anycast
routing strategies to mitigate large-scale DDoS attacks at L3/L4.

Threat Intelligence
: Identify and respond to traffic signatures and behavioral patterns related to known botnets and malware (e.g.,
Mirai
,
Mantis
).
Advanced Detection
: Employ behavioral analytics, threshold-based triggers, and ML-based tools for proactive anomaly detection.
Incident Response
: Lead response efforts during active DDoS attacks, including mitigation, root cause analysis, and reporting.
Collaboration
: Work with internal IT, network, and security teams, as well as external vendors and ISPs, to coordinate threat defense strategies.
Continuous Improvement
: Contribute to the ongoing tuning of detection and mitigation systems, and propose enhancements based on evolving threat landscapes.

Required Skills & Qualifications

814 years
of experience in network security, with at least
5+ years focused on DDoS detection and mitigation
.
Strong understanding of
TCP/IP
,
UDP
,
DNS
,
HTTP
, and other common internet protocols.
Hands-on experience with
DDoS mitigation tools
and platforms (e.g., A10, Arbor, Radware, Akamai Kona, Cloudflare).
Solid knowledge of
routing protocols
and mitigation strategies using
BGP
or
anycast
.
Familiarity with botnet behaviors, particularly those linked to DDoS-as-a-service operations.
Experience with
SIEM
,
NetFlow
,
packet analyzers (Wireshark)
, or similar traffic analysis tools.
Strong analytical and troubleshooting skills with an ability to handle high-pressure incidents.

Nice to Have

Certifications such as
CEH, GCIH, GCIA, OSCP
, or vendor-specific DDoS certifications.
Experience in telecom or large-scale ISP environments.
Knowledge of
cloud-based DDoS protection platforms
(e.g., AWS Shield, Azure DDoS Protection).
Exposure to
machine learning
or
AI-based threat detection systems
.

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