Linux Infrastructure / Systems Administrator
CACI International· enterprise· Defense· Oct 23, 2026 · 5d ago
Bethesda, MD, US
In office
Full-time
Staff
$87K–$182K
8+ years exp
Job description
Job Title: Linux Infrastructure / Systems Administrator
Job Category: Information Technology
Time Type: Full time
Minimum Clearance Required to Start: Top Secret
Employee Type: Regular
Percentage of Travel Required: None
Type of Travel:
* * *
The Opportunity:
Support NSWC Carderock by maintaining their Linux infrastructure. Ensure combat readiness through the cutting edge application of technology.
Responsibilities:
• Install/configure Linux server
• Write and update custom kickstart image
• Patch management (full life cycle, Satellite server)
• Support application deployments / Enterprise Automation (AAP, Satellite, IDM, Splunk)
• Security hardening, STIG remediation, Compliance frameworks (RMF, DISA STIGs)
• Root cause analysis of complex outages
• Forensics & log correlation
• Kernel-level troubleshooting
• Containerization (Docker, Kubernetes)
• CI/CD pipeline integration
• Architecture documentation
• Storage engineering (SAN/NAS, multipathing)
• Infrastructure Design and Hardening
• Design HA and clustering solutions
• Work with virtualization (VMware, Hyper-V)
Qualifications:
Advanced scripting & troubleshooting (ansible playbooks, bash, python)
OS Certification: Red Hat Certified Engineer (RHCE)
8 years working in Linux Administration
Strong Networking fundamentals (routing, firewalls, DNS)
Strong CLI proficiency
Desired:
3 years working with Ansible
Advanced scripting in perl
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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.
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.
The proposed salary range for this position is:
$86,600 - $181,800
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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