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# Linux System Administrator

- **Company:** Mantech International Corporation
- **Location:** Fort Meade, MD, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Bash Shell, Command-Line Interface, Software Documentation, Databases, System Configuration, Linux, File Systems, Domain Name System (DNS), Office Suite, Public Key Infrastructure, PuTTY, Red Hat Enterprise Linux, Scripting, Virtual Environment, Information Technology, Patch Management, Nessus
- **Published:** August 20, 2026
- **Apply:** https://www.careerboard.com/us/en/find-jobs-in-United-States/-8A006D6B8AD7E70BAC/

## About the Role

* 5+ years' of overall technical experience
 * Linux administrative experience (command-line)
 * Server STE/STN Compliancy (ex., NESSUS, MacAfee Agents) and performing server management relating to security tools such as patch management (applying O/S updates, IAVAs, and configuration changes)
 * Demonstrated experience working with a team to introduce and integrate new technologies into existing production environments

Preferred Qualifications:

 * Familiar with installing, troubleshooting, and maintenance on OS on Linux
 * Experience with installing PKI certs
 * Create/Maintain bash scripts to dump and load databases
 * Use SALT to deploy config files to end node and do various interrogations (ping, DNS)

Clearance Requirement:

 * Active TS/SCI clearance with Poly

Physical Requirements:

 * Must be able to remain in a stationary position at least 50% of the time.
 * Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.
 * Constantly operate a computer and other office productivity machinery, such as, the copy machine/fax machine/computer/printer.

## Description

* Creating and managing virtual environments
 * Systems administration of hardware and software in support of maintenance, developing and testing of information technology systems
 * Administration of Linux (ie, Redhat/Rocky 8)
 * Scripting with Basic Shell (Bash), PUTTY
 * Configuring and maintaining storage and file systems
 * Developing and delivering briefings, technical presentations, and program documentation to senior program management


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