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# Linux System Administrator

- **Company:** Mantech International Corporation
- **Location:** Fort Meade, MD, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Command-Line Interface, Software Documentation, Databases, Linux, File Systems, Domain Name System (DNS), Office Suite, Public Key Infrastructure, Patch Management, Nessus
- **Published:** October 2, 2026
- **Apply:** https://find.jobs/jobs-near-me/apply/ats-redirect/?id=2993724034-2

## 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 (i.e., 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