Cyber Threat Hunter (TS/SCI) — Proactive Defense & Analysis

CACI International Inc; St. Louis (MO); On-site; USD 75,000 - 158,000; Full time

Job summary

CACI International Inc. is seeking a Cyber Hunt Engineer to proactively search for indicators of compromise on NGA systems. The role involves host, network, and process analysis, hunt missions, and collaboration with multiple teams to improve security posture.

You will document findings, contribute to reports, and support defense operations with actionable recommendations. Qualifications include U.S. citizenship and a current TS/SCI with polygraph, with a path to obtain polygraph within 6

Qualifications

• U.S. citizen and TS/SCI required with polygraph.
• Polygraph must be obtained within 6 months of start date if not on record.
• Education path: HS diploma +10 yrs, BA +6 yrs, or MS +4 yrs of relevant experience.

Responsibilities

• Proactively search for indicators of compromise and anomalous behavior.
• Work hunt missions independently through completion.
• Assess data from multiple sources to identify suspicious behavior.
• Augment identification and tracking of incidents.
• Create, update, and document tickets in the ticketing system.
• Provide input to daily/weekly reports and status updates.
• Collaborate with cyber threat intel, countermeasure, and other teams.
• Conduct host (Windows/Linux), network, and process analysis.
• Assess data to locate intrusions and unauthorized activity.
• Create reports detailing actions, findings, and recommendations.
• Other duties as assigned.

Skills

U.S. citizen

TS/SCI with polygraph

Education

Bachelor's degree / Master with relevant experience

Tools

IAT Level III

CSSP Analyst Certification

Job description

CACI International Inc. is seeking a Cyber Hunt Engineer to proactively search for indicators of compromise on NGA systems. The role involves host, network, and process analysis, hunt missions, and collaboration with multiple teams to improve security posture.

You will document findings, contribute to reports, and support defense operations with actionable recommendations. Qualifications include U.S. citizenship and a current TS/SCI with polygraph, with a path to obtain polygraph within 6