Cyber Threat Hunter

5 days ago


Ashburn, Virginia, United States 00100 LEIDOS, INC. Full time
About the Role

Leidos is seeking a highly skilled Cyber Threat Hunter to join our team. As a Cyber Threat Hunter, you will play a critical role in identifying and mitigating cyber threats to our clients' networks and systems.

Key Responsibilities
  • Create and maintain threat models to identify defensive gaps and prioritize mitigations
  • Author, update, and maintain standard operating procedures (SOPs), playbooks, and work instructions
  • Utilize threat intelligence and threat models to create threat hypotheses and plan and scope threat hunt missions
  • Proactively search through systems and networks to detect advanced threats and analyze host, network, and application logs
  • Prepare and report risk analysis and threat findings to stakeholders
  • Develop and recommend new security content, including signatures, alerts, workflows, and automation
  • Coordinate with teams to improve threat detection, response, and overall security posture
Requirements
  • Bachelor's degree in Computer Science, Engineering, Information Technology, Cybersecurity, or related field, plus 8-12 years of experience in incident detection and response, malware analysis, and/or cyber forensics
  • Active Top Secret Clearance and Entry on Duty (EOD) clearance
  • BS degree in Science, Technology, Engineering, Math, or related field, and 8 years of prior relevant experience, or Masters with 6 years of prior relevant experience
  • At least 4 years of experience as a SOC Analyst and/or Incident Responder
  • Ability to work independently with minimal direction and self-motivation
  • US Citizenship and TS/SCI clearance
  • One of the following certifications: CASP+ CE, CCNP-Security, CISA, CISSP (or Associate), GCED, GCIH, CCSP
Preferred Qualifications
  • Expertise in network and host-based analysis and investigation
  • Demonstrated experience planning and executing threat hunt missions
  • Understanding of complex Enterprise networks and common networking protocols
  • Familiarity with operation of Windows and Linux based systems and scripting languages such as Python or PowerShell
  • Familiarity with Splunk Search Processing Language (SPL) and/or Elastic Domain Specific Language (DSL)
  • Demonstrated experience triaging and responding to APT activities
  • Experience working with various technologies and platforms such as AWS, Azure, O365, containers, etc.
  • Understanding of current cyber threat landscape and tactics commonly used by adversaries
About Leidos

Leidos is a leading provider of technology, engineering, and cyber solutions to the US government and commercial markets. We are committed to delivering innovative solutions that meet the evolving needs of our clients.


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