- Salary
- $75k – $158k
- Location
- 999 REMOTE, United States of America · O'fallon, IL, US
- Workplace
- Remote
- Type
- Full-time
- Department
- Operations
- Experience
- 3+ years
- Clearance
- Required
- Source
- Workday
Description
The Opportunity:
Step into a mission-driven cybersecurity role where your work directly protects critical DoD systems. As part of a high‑priority defense program, you’ll operate a modern, fully integrated security stack—from Elastic Security and Palo Alto NGFWs to Zscaler cloud access technologies. You’ll play a hands-on role in threat monitoring, incident detection, and response while working within a structured, supportive team environment built for collaboration, clear escalation, and professional growth. This is your chance to elevate your expertise across endpoint, network, cloud, and access security monitoring while supporting defense operations that truly matter.
Responsibilities:
Monitor and analyze security events and alerts using Elastic Security SIEM
Conduct vulnerability scans with Tenable SC and assess cloud workloads via Tenable Cloud Security
Manage and enforce endpoint security policies using Trellix ePO or Microsoft Defender for Endpoint (MDE)
Monitor network security activity across Palo Alto Next-Generation Firewalls
Analyze secure access traffic through Zscaler Private Access and Internet Access
Detect, document, and escalate security incidents following established response procedures
Develop continuous monitoring reports and contribute to security posture dashboards
Track and present security KPIs to program leadership
Qualifications:
Required:
Active Secret or Top Secret clearance
3–5 years of experience in a security operations or SOC environment
Hands-on experience with a SIEM platform (Elastic Security strongly preferred)
Working knowledge of vulnerability scanning tools (Tenable SC preferred)
Familiarity with network security monitoring and firewall technologies
DoD 8140.03M DCWF Basic Tier Certification — one of: CC, GDSA, or GISF
DoD 8140 Interim Education Options
Required to travel to Scott Airforce base on a quarterly basis
Desired:
Elastic Certified Analyst or Elastic Certified Engineer
Experience with Palo Alto NGFW or Zscaler platforms
Exposure to cloud workload security monitoring
Bachelor’s degree in Computer Science, Cybersecurity, Data Science, Information Systems, Information Technology, or Software Engineering
DoD 8140.03M DCWF Intermediate Tier — one of: CEH(P), ECIH, GRID, RCCE Level 1, CBROPS, CCSP, CEH, Cloud+, FITSP-O, GCED, GCIH, GSEC, PenTest+, or Security+
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.