Cyber Investigations Analyst - OTA / Active Top Secret

Peraton•Arlington, VA

9d•Hybrid

About The Position

Peraton is seeking a Cyber Investigations Analyst to join its Federal Strategic Cyber Group and support the Cyber Threat Investigations & Analysis Division (CTAD). The role is based in Rosslyn, Virginia, and is full-time. A hybrid schedule may be available after 90 days. The analyst conducts end-to-end insider threat and cyber investigations using User Activity Monitoring (UAM) tools and data. The work includes examining user activity, log data, endpoint telemetry, and network data; improving detection strategies; responding to escalated incidents; documenting investigative findings; and collaborating with legal, HR, and security teams. The analyst also shares expertise with stakeholders and junior team members and maintains investigative records in SharePoint.

Requirements

Bachelor’s degree and 5 years of experience; an additional 4 years of experience may substitute for the bachelor’s degree requirement.
At least 2 years of experience in cybersecurity, digital forensics, or cyber investigations.
Must possess and maintain, or obtain before the start date, Security+ CE certification.
Experience conducting insider threat or cyber misconduct investigations in an enterprise environment.
Experience analyzing large datasets of user activity, log data, and endpoint telemetry.
Strong analytical, problem-solving, and decision-making skills for complex, sensitive investigations.
Excellent written and verbal communication skills, including experience producing formal investigative reports.
Strong time management skills and ability to complete assigned tasks with minimal supervision.
U.S. citizenship required.
Active Top Secret security clearance required.
Ability to obtain a final Top Secret/SCI security clearance.

Nice To Haves

Experience with insider threat programs and familiarity with the National Insider Threat Policy.
Familiarity with SIEM platforms such as Splunk or Microsoft Sentinel for correlating UAM data with broader security telemetry.
Experience with digital forensics tools such as EnCase, FTK, or Magnet AXIOM.
Knowledge of Active Directory and Azure AD for user account analysis.
Experience in a government or federal law enforcement investigative environment.
Technical writing skills and experience producing materials for senior leadership audiences.
Familiarity with chain of custody procedures and eDiscovery processes.
Experience with behavioral analytics platforms or UEBA tools.

Responsibilities

Support CTAD in conducting end-to-end insider threat and cyber investigations using UAM tools and data.
Collect, analyze, and interpret log data to identify anomalous user behavior, policy violations, and potential insider threats across enterprise systems.
Develop and refine detection rules, alerts, and behavioral baselines.
Conduct forensic analysis of user activity logs, endpoint telemetry, and network data to support investigations and produce actionable intelligence.
Communicate investigative findings to technical and non-technical stakeholders, including senior management.
Collaborate with legal, HR, and security teams to ensure investigations comply with applicable laws, policies, and Department guidelines.
Write investigation reports, bulletins, and advisories documenting findings.
Promote awareness of insider threat indicators and UAM best practices among customer stakeholders, coworkers, and Department users.
Respond to escalated security incidents and provide expert guidance on user activity-related threat vectors.
Manage case documentation and investigative records in SharePoint repositories.
Guide and mentor junior team members on investigative techniques and tool usage.
Monitor emerging insider threat tactics, techniques, and procedures and incorporate findings into detection strategies.