Cyber Security Operations Specialist - CSOC (Tiers 1, 2, 3)
Company : CACI
Location : St Louis, MO, 63101
Posted Date : 28 October 2025
Job Details
Cyber Security Operations Specialist - CSOC (Tiers 1, 2, 3)
CACI's Transport & Cybersecurity Services (TCS) program is actively hiring TS/SCI cleared Cyber Security Operations Specialists to join our CSOC Tiered Services team! We are seeking mission-focused individuals to provide various levels of CSOC services (Tier 1, Tier 2, and Tier 3). These positions can be based out of either Springfield, VA or St. Louis, MO.
TCS offers a long-term, CACI prime contract opportunity supporting the National Geospatial-Intelligence Agency's (NGA) GEOINT mission. Our team of talented Network and Cybersecurity professionals help design, develop, procure, implement, operate/sustain, and enhance NGA networks and cybersecurity posture in support of national security. For additional information and a list of current openings, please visit our TCS Jobs page.
What You'll Get to Do:
Our team of Cyber Security Operations Specialists provides CSOC Tiered Services, which include 24x7x365 coordination, execution, and implementation of all actions required for the containment, eradication, and recovery measures for events and incidents.
More About the Roles:
CSOC Tier 1
Services include recording, investigating, and processing events received via walk-ups, phone calls, email, chat, web, cybersecurity tools, and enterprise tools.
- DoD 8570 IAT Level II required (current); must be able to successfully obtain/maintain CSSP Analyst certification within 120 days of start date.
CSOC Tier 2
Services include malware and implant analysis, and forensic artifact handling and analysis. While not in a period of incident response, you will conduct continuous exercises and dry runs to improve response outcomes in the event of a cyber incident.
- DoD 8570 IAT Level II required (current); must be able to successfully obtain/maintain CSSP Analyst certification within 120 days of start date.
CSOC Tier 3
Services include incident handling/incident response, malware and analysis and signature development, and forensic artifact handling and analysis.
- DoD 8570 IAT Level III required (current); must be able to successfully obtain/maintain CSSP Incident Responder certification within 120 days of start date.
You'll Bring These Qualifications:
- TS/SCI (current); with the ability to successfully pass/maintain a Government Polygraph (post-hire)
- BA/BS Degree and typically between Two (2) to Six (6) years of relative work experience. Additional experience may be considered instead of a degree.
- Ability to work One (1) or more of Five (5) work shifts
- TCP/IP; Protocol analyzers; Network protocols; Cyber Attack Lifecycle; Mitre Attack framework; Obfuscation techniques (i.e. base64; rot13; XOR; URL encoding; etc.); Utilizing SIEM for event analysis
This position is contingent on funding and may not be filled immediately. However, this position is representative of positions within CACI that are consistently available. Individuals who apply may also be considered for other positions at CACI.
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.
Your potential is limitless. So is ours.
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.
The proposed salary range for this position is: $75,200-$158,100.
CACI 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.
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