Linux Infrastructure / Systems Administrator

CACI International Inc; Bethesda (MD); On-site; USD 87,000 - 182,000; Full time

Job summary

CACI International Inc seeks a Linux Infrastructure / Systems Administrator to maintain NSWC Carderock's Linux environment, ensuring combat readiness through cutting edge technology.

This full-time role requires RHCE, 8+ years Linux Admin, strong networking and CLI, plus experience with Docker, Kubernetes, and virtualization; you will patch, harden, and support CI/CD pipelines.

Qualifications

• 8+ years of Linux administration experience.
• RHCE certification required.
• Strong networking fundamentals and CLI proficiency.

Responsibilities

• Install and configure Linux servers.
• Write and update kickstart images.
• Patch management via Satellite and full lifecycle.
• Support deployments with AAP, Satellite, IDM, Splunk.
• Security hardening and RMF/DISA STIG remediation.
• Root cause analysis of complex outages.
• Forensics and log correlation.
• Kernel-level troubleshooting.
• Containerization with Docker and Kubernetes.
• CI/CD pipeline integration.
• Architecture documentation.
• Storage engineering (SAN/NAS, multipathing).
• Design HA and clustering solutions.
• Work with virtualization (VMware/Hyper-V).

Skills

Ansible

Bash

Python

Networking fundamentals

CLI proficiency

Education

RHCE Certification

Tools

Docker

Kubernetes

VMware

Hyper-V

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

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.