Demo

Cyber Security Operations Specialist I - Tier 1

CACI
St. Louis, MO Full Time
POSTED ON 1/8/2026
AVAILABLE BEFORE 3/8/2026
Cyber Security Operations Specialist I - Tier 1

Job Category: Information Technology

Time Type: Full time

Minimum Clearance Required to Start: TS/SCI

Employee Type: Regular

Percentage of Travel Required: Up to 10%

Type of Travel: Local

* * *

The Opportunity:
As the Cyber Security Operations Specialist, you will provide CSOC Tier 1 services, which is 24x7x365 coordination, execution, and implementation of all actions required for the containment, eradication, and recovery measures for events and incidents. CSOC Tier 1 services include recording, investigating, and processing events received via walk-ups, phone calls, email, chat, web, cybersecurity tools, and enterprise tools. The Cyber Security Operations Specialist will require a certification that is compliant with DoD 8140.01 and DoD 8570.01-M IAT Level II (pre-hire requirement) and CSSP Analyst (required to obtain within six months of start date).

Responsibilities:
• Utilize the SEIM to perform 24/7 monitoring, detection, and initial triage (identify, investigate, categorize, prioritize, ticketing, and forwarding) of events/alerts/incidents. The SIEM processes approximately 100,000 Correlated Events Per Second;
• Create tickets in the agency directed ticketing system for all alerts/incidents;
• Obtain and aggregate all artifacts, data, screen shots, and other products from assets within Network Security Services, Endpoint Security Services, Cybersecurity Data Analysis Services, and other NGA assets as needed to complete the ticket for higher tier analysis;
• Submit tuning requests as needed to Network Security Services, Endpoint Security Services, and Cybersecurity Data Analysis Services;
• Interact with and generate tickets on behalf of CSOC customers through multiple means of communication, to include but not limited to walk-ins, phones, web, email, and text-based chat systems;
• Document the steps used to analyze and triage an event/alert/incident with sufficient detail to enable the government and other contract services to systematically reconstruct after tier 1 analysis;
• Monitor the CSOC virus submit mailbox and perform initial assessment of emails to determine if they are SPAM, phishing emails, or malware;
• Provide custom metrics to support regular and ad hoc reporting requirements (e.g., incident category types, tools used, number of indicators, time opened at each step, trending statistics, service availability, system utilization, etc.);
• Provide input to the daily CSOC Significant Activity Report, the daily CSOC Operations Update, and the Weekly CSOC Status Report


Qualifications:

Required: 
• Must be a US Citizen with an Active TS/SCI to start and willing to obtain a post-hire polygraph.
• Bachelor’s Degree in Cyber Security or a related field. Additional experience may be considered in lieu of a degree.
• Minimum two (2) years of job related experience in a CSOC environment
• DoD 8570.01-M IAT Level II certification
• Post-Hire Requirement: CSSP Analyst Certification (must be obtained within 6 months of hire date)

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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.

Learn more about CACI here.

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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. Learn more here.

The proposed salary range for this position is:

$53,100-$106,300

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.

Salary : $53,100 - $106,300

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