Cyber Incident Response Analyst

Leidos is seeking a highly skilled Cyber Incident Response Analyst to support a high-visibility cybersecurity contract providing 24x7x365 Security Operations Center (SOC) support, cyber analysis, and application development.

This role supports the DHS SOC, which is responsible for monitoring, detecting, analyzing, mitigating, and responding to cyber threats across the DHS Enterprise. The SOC leads incident detection and response at the Trusted Internet Connection (TIC) and Policy Enforcement Point (PEP), coordinating efforts across Component SOCs via a shared incident tracking system and other communication channels.

Primary Responsibilities

• Provide expert investigative support for large-scale and complex security incidents, including those lacking technical detection
• Ensure SOC compliance with relevant cybersecurity regulations and standards
• Identify threat actor TTPs, post-compromise behaviors, and insider threats through data analysis
• Create and modify SIEM dashboards to visualize findings and monitor activity
• Drive implementation and enhancement of tools, frameworks, and methodologies
• Promote best practices in incident response, cybersecurity analysis, case management, and SOC operations
• Monitor external sources (e.g., CERTs, vendor sites) to stay current on cyber threat conditions
• Advocate for automation and process efficiency improvements
• Mentor junior analysts to elevate team capabilities and deliver high-quality work
• Build trust and maintain relationships with customers and stakeholders

Basic Qualifications

• Active TS/SCI clearance; must also obtain a favorable DHS Entry on Duty (EOD) determination
• Bachelor's degree in IT, Cybersecurity, Computer Science, Information Systems, Data Science, or Software Engineering from an ABET or NCAE-C designated institution
• Minimum 8-12 of experience in incident detection/response, malware analysis, or cyber forensics
  
  • A bachelor's degree may substitute for up to 1 year of experience
  • A master's degree may substitute for up to 2 years of experience
• At least two certifications from the following: Security+, PenTest+, Cloud+, GSEC, CEH, CCE, CFR, CySA+, GCFA, GCIA, GCIH, GDSA, GICSP
• Advanced experience in CIRT and/or SOC operations for large enterprises
• Deep understanding of the Incident Response lifecycle
• Familiarity with Intelligence Driven Defense, Cyber Kill Chain, and MITRE ATT&CK frameworks
• Knowledge of enterprise network architecture, protocols (DHCP, DNS, HTTP), and devices (firewalls, proxies, VPNs)
• Expertise in Windows and Linux operating systems and artifacts
• Strong grasp of industry standards and best practices for incident response and SOC operations
• Excellent analytical, troubleshooting, and communication skills
• Ability to work independently with minimal supervision
• Must be a U.S. Citizen

Preferred Qualifications

• In-depth knowledge of current and emerging cybersecurity technologies
• Hands-on experience in Protect, Detect, Respond, and Sustain functions within a CIRT
• Strong understanding of cyber threat lifecycle, attack vectors, and adversary TTPs
• Experience monitoring and responding to threats in cloud environments (AWS, Azure, etc.)
• Completion of military cyber training courses: 4-11-C32-255S (CP), 4C-255N (CP), or 4C-255A (CP)

Come break things (in a good way). Then build them smarter.

We're the tech company everyone calls when things get weird. We don't wear capes (they're a safety hazard), but we do solve high-stakes problems with code, caffeine, and a healthy disregard for "how it's always been done."

Original Posting:
October 6, 2025

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:
Pay Range $104,650.00 - $189,175.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.