Senior Incident Response Analyst (Cyber Defense)

Leidos; Alexandria (VA); On-site; USD 87,000 - 157,000; Full time

Job summary

Leidos is seeking experienced Incident Response Analysts to support the DMDC CyberPRIMES program. The role covers the full incident-response lifecycle from detection to post-incident activities. You will work with SOC analysts, CSSPs, system owners, and technical teams during active cybersecurity incidents.

Incumbents will respond to NIPRNet and SIPRNet events, coordinate containment and recovery, and maintain thorough incident records, timelines, and evidence for Government stakeholders. U.S.

Qualifications

• Bachelor’s degree and 4+ years of relevant cybersecurity experience.
• Experience supporting cybersecurity incident response, SOC operations, cyber defense, or security-event investigation.
• Experience documenting incident timelines, evidence, response actions, and status.

Responsibilities

• Support preparation, detection, analysis, containment, eradication, recovery, and post-incident activities for cybersecurity events and incidents.
• Investigate cybersecurity incidents affecting NIPRNet and SIPRNet environments.
• Perform proactive security monitoring and analysis to identify intrusion attempts and malicious activity.
• Coordinate eradication and recovery with system owners, admins, and Security Operations Center analysts.

Skills

Incident Response

Security Operations Center

Cybersecurity analysis

Documentation & reporting

Communication under pressure

Education

Bachelor’s degree

Tools

SIEM

Endpoint security

Job description

Leidos is seeking experienced Incident Response Analysts to support the DMDC CyberPRIMES program. The role covers the full incident-response lifecycle from detection to post-incident activities. You will work with SOC analysts, CSSPs, system owners, and technical teams during active cybersecurity incidents.

Incumbents will respond to NIPRNet and SIPRNet events, coordinate containment and recovery, and maintain thorough incident records, timelines, and evidence for Government stakeholders. U.S.