Cyber Threat Hunter

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

Job summary

CACI International Inc. seeks a Cyber Threat Hunter to join NGA operations, proactively hunting for indicators of compromise and analyzing Windows, Linux, and network data. You’ll document findings and drive improvements to the agency's security posture through cross‑team collaboration.

Qualified candidates hold TS/SCI with poly (or obtain within 6 months), are U.S. citizens, and have 10+ years of relevant experience or a higher degree with certs. Local travel up to 10% may be required.

Qualifications

• U.S. citizen with current TS/SCI and polygraph or ability to obtain within 6 months.
• Minimum 10 years of relevant cybersecurity experience, or 6+ years with a degree, or 4+ years with a master's.
• Ability to work with cross‑functional teams to improve security posture.

Responsibilities

• Proactively search for indicators of compromise and anomalous behavior.
• Conduct host, network, and process analysis to identify intrusions.
• Document actions, findings, and recommendations in tickets and reports.
• Collaborate with intelligence, countermeasure, and operations teams.

Skills

U.S. citizen

TS/SCI with poly

Indicator of compromise detection

Education

Bachelor's degree (preferred)

Master's degree (alternative)

Tools

IAT Level III Certification

CSSP Analyst Certification

Job description

Job Title: Cyber Threat HunterJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCIEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Local* * *The Opportunity:CACI is seeking a cyber threat hunter to join our team in supporting the National Geospatial-Intelligence Agency (NGA). This role will proactively search for indicators of compromise on NGA systems and networks. You will conduct host, network and process analysis to identify potential intrusions through planned hunt missions in support of defensive cyber operations at NGA. You will create impact by providing recommendations based on findings to improve the cybersecurity posture of the organization.Responsibilities:Proactively search for and identify indicators of compromise and anomalous behavior.Work hunt missions independently through completion.Assess data from multiple sources and navigate the cyber terrain to identify suspicious behavior.Augment identification and tracking of incidents.Create, update, and document tickets in the authorized ticketing system.Provide input to the daily significant activity report, the daily operations update, and the weekly status report.Work together with the cyber threat intelligence team, countermeasure development team, and other teams to improve organizational security posture.Conduct host (Windows and Linux), network, and process analysis.Assess and validate technical data to locate potential adversary intrusions and unauthorized activity.Create reports detailing actions taken during hunt missions, findings, and recommendations.Other duties as assigned.Qualifications:Required:U.S. citizenCurrent TS//SCI with polygraph or must obtain a polygraph within 6 months of start dateHigh school diploma and at least 10 years of relevant experience, bachelor’s degree with at least six years of relevant experience, or a master’s degree with at least four years of relevant experiencePossess both IAT Level III and CSSP Analyst Certification or can obtain within 90 days of start date. If you do not obtain the required certification(s) within the 90 day timeframe, you will be asked to depart the program.-What You Can Expect: A culture of integrity.At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.An environment of trust.CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.A focus on continuous growth.Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy.Pay Range :There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.Since this position can be worked in more than one location, the range shown is the national average for the position.The proposed salary range for this position is:$75,200-$158,100CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.