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# Linux Systems Administrator

- **Company:** Dexian Signature
- **Location:** Chantilly, VA, United States
- **Experience:** Experienced
- **Contract:** Permanent contract
- **Skills:** Cloud Computing, Cloud Engineering, Software Documentation, Cyber Security, Computer Networks, System Configuration, Dynamic Host Configuration Protocol, Linux, DevOps, File Systems, Domain Name System (DNS), VMware ESX Servers, Hypertext Transfer Protocols (HTTP), Networking Hardware, Storage Area Network (SAN), Server Virtualization, Transmission Control Protocol (TCP), Private Cloud Environment, Network Routers, Scripting, Virtual Environment, Kubernetes, Vcenter, Apache Nifi, Puppet, Docker
- **Published:** July 23, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9050100/linux-systems-administrator

## About the Role

As a Principal Systems Administrator you will perform and lead system administration functions in a Linux based private Cloud environment. Must be a self-starter with a strong background in Unix/Linux,
scripting/automation, virtualization/Cloud infrastructure, storage and networking. Experience with DevOps
tools is a plus., * Bachelor's Degree or 4+ years of additional experience of relevant experience in lieu of

 * 7+ years of experience in cybersecurity, administration of Linux
 * Demonstrated experience creating and managing virtual environments (VMWare ESX, VCenter
Administration)

 * Experience configuring and maintaining storage and file systems (NFS, EXT3/4, XFS)
 * Proficiency in working with applicable network devices to include routers and switches, gateways and
hubs

 * Minimum 7 years of experience with computer networking protocols including, but not limited to TCP,
IP, UDP, HTTP, DHCP, and DNS

 * Demonstrated experience working with a team to introduce and integrate new technologies into
existing production environments

 * 5 years of experience with integrated processing environments such as a Storage Area Network
 * Experience in developing and delivering briefings, technical presentations, and program
documentation to senior program management
*
Preferred Qualifications:

 * Experience with DevOps tools such as Docker, Kubernetes, SALT, Puppet desirable
 * Experience with cross-domain solutions or Nifi desirable for some positions
Clearance Requirements:

 * Must possess a current and active TS/SCI with polygraph

## Description

* Utilize your knowledge of Linux, scripting, and Cloud architecture to provide solutions to automate
services and processes for a private cloud environment

 * Work with a team to design and create a scalable, resilient, and automated private cloud infrastructure
 * Analyze stakeholder requirements and design constraints to evaluate optimal solutions in compliance
with DoD guidelines

 * Build, configure and maintain virtual servers utilizing Linux and scripting skills to automate repetitive
tasks


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