Linux System Administrator
Listed on 2025-12-02
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IT/Tech
Systems Engineer, Cybersecurity, IT Support, Network Security
Overview
Join to apply for the Linux System Administrator role at CACI International Inc
.
Location:
Sarasota, FL
Time Type:
Full time | Minimum Clearance Required to Start: TS/SCI with Polygraph | Employee Type:
Regular | Percentage of
Travel Required:
Up to 10% | Type of Travel:
Continental US
- Support critical Space Domain Awareness missions.
- Travel to unique and exciting locations.
- Work the entire lifecycle of the mission system from design, installation, and operations.
- Participate in system design, software configuration, documentation, testing and troubleshooting.
- Perform fault-isolation of ground-based satellite system hardware and software working with various stakeholders.
- Participate in peer-review of system designs to ensure the system meets the technical requirements and conforms with established technical standards.
- Build, configure and test various system components to reflect design documents.
- Requires an ability to effectively communicate and work collaboratively with others in a fast-paced environment while multi-tasking.
- Regularly completes assigned tasks that have a direct impact on project schedule or system functionality.
- Troubleshoot issues with your assigned system as needed.
- Bachelor’s degree (or higher) in Computer Science, Computer Engineering, or related discipline from an accredited college or university with fivee years of related experience.
- A TS/SCI with Poly or the ability to obtain a Poly is required.
- Possess an understanding of comprehensive system administration principles, and problem-solving skills.
- Three years minimum Linux experience with a focus on Red Hat.
- Competence in MS Office suite including Visio.
- Participate in system design, hardware and software integration/configuration, documentation, system hardening and testing and delivery that meet the functional requirements of the system.
- Must be willing to meet all requirements to facilitate a system installation at DoD facility. Knowledge and experience in system administration processes including at least one of the following certifications:
- A+ CE, CCNA-Security, CND, Network+ CE, SSCP, CCNA Security, CySA+, GICSP, GSEC, Security+ CE, CASP+ CE, CISA, CISSP, GCED, GCIH, CCSP Experience in installation, integration, configuration, tuning, OS patching (IAVA), and network/OS security and troubleshooting of Red Hat Linux servers.
- Experience with virtualization environments (e.g. VMware, Red Hat Virtualization, KVM) Experience with network attached storage using NFS (e.g. Net App)
- Experience with installing and configuring server hardware (HP) and provisioning with Raid and iLO.
- Experience using network monitoring tools.
- Excellent communication skills in technical, business, and client interactions Experience with Scripting languages (e.g. Perl, Bash)
- Experience with Dev Sec Ops and respective tools
- Experience supporting ISSO and ISSEs via technical implementation (e.g. DISA STIG).
- Experience with network switch hardware, VLANs, and basic troubleshooting (e.g. Cisco IOS)
- Experience with any infrastructure management tools (e.g. Satellite)
- Experience with containerization with Kubernetes and Podman background preferred
- Automation tools (e.g. Ansible, Puppet, Git CI)
- Experience with Ticket tracking tools (e.g. Atlassian)
- Experience with Integrated Product Teams
- Polygraph
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 ExpectA 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…
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