Senior Incident Response Engineer – Telecom Cybersecurity

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We are looking for a highly skilled and proactive Incident Response Engineer with at least 5 years of hands-on cybersecurity experience, including a strong background in the telecom industry. This role is critical to ensuring rapid detection, investigation, containment, and resolution of security incidents. You will collaborate with cross-functional teams to improve the organization’s security posture and operational resilience in a fast-paced telecom environment.

Key Responsibilities :

• Monitor and triage security alerts from telecom-focused SIEM, EDR, and threat intelligence platforms.
• Investigate security incidents involving signaling networks (SS7, Diameter, SIP), subscriber data, and telecom infrastructure.
• Lead incident response lifecycle phases : detection, analysis, containment, eradication, recovery, and post-incident review.
• Utilize tools like Splunk, IBM QRadar, CrowdStrike, Palo Alto Cortex XDR, and Wireshark for forensic and packet analysis.
• Coordinate with SOC teams, NOC, IT Ops, and Core Network teams for effective incident resolution.
• Develop and maintain incident response runbooks specific to telecom use cases (e.g., network intrusions, signaling fraud, SIM cloning, BSS / OSS attacks).
• Conduct threat hunting and IOC correlation to detect stealthy attacks across telecom infrastructure.
• Analyze malware and conduct memory and disk forensics using tools such as Volatility, FTK, EnCase, and Autopsy.
• Stay current on threats to the telecom sector including APT groups, signaling layer exploits, and SS7 / Diameter vulnerabilities.
• Support regulatory compliance (e.g., NCA, TRA, GDPR, SAMA) and law enforcement requests by providing forensic evidence and incident reports.
• Organize and lead tabletop exercises and breach simulations involving telecom-specific threat scenarios.

Required Qualifications :

Key Skills & Tools :

Seniority level : Mid-Senior level

Employment type : Full-time

Job function : Information Technology, IT Services and IT Consulting

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