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# Linux System Administrator

- **Company:** Basispath, Inc.
- **Location:** Gaithersburg, MD, United States
- **Contract:** Permanent contract
- **Skills:** Microsoft Windows, Active Directory, Amazon Web Services, Antivirus Softwares, User Authentication, Unix, CompTIA Security+, System Configuration, Linux, File Systems, Domain Name System (DNS), Monitoring of Systems, Network Security, Linux System Administration, Linux Servers, Network Configuration and Change Management, NetApp Applications, Network Time Protocols, Package Management Systems, Red Hat Enterprise Linux, Software Project Management, Virtual Machines, Virtualization Technology, VMware Virtualization, Data Logging, Software Repository, File Transfer Protocol (FTP), System Availability, Firewalls (Computer Science), Patch Management, Splunk, Network Server, User Administration, Vmware
- **Published:** October 25, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=fd0ad84cb1deb6e8

## About the Role

* Active TS/SCI security clearance.
 * Current CompTIA Security+ certification.
 * Demonstrated experience administering and troubleshooting Red Hat Enterprise Linux (RHEL) systems.
 * Strong working knowledge of Linux system administration, including system configuration, package/software management using DNF/RPM, patching, file systems, file management, networking, and system services.
 * Experience with Linux services and protocols, including SSH/SFTP, HTTP, Chrony/NTP, firewalls, and network configuration.
 * Experience working in VMware virtualized environments, including virtual machine creation, configuration, resource allocation, snapshots, and basic system recovery.
 * Understanding of Active Directory concepts, Windows administration, user account management, and DNS.
 * Familiarity with Quest authentication solutions and cross-platform authentication between Windows, Linux, and Unix systems.
 * Fundamental knowledge of Splunk, including installation and configuration.
 * Experience troubleshooting technical issues in an enterprise IT environment.
 * Strong customer-service and communication skills, with the ability to provide technical assistance to users and development teams.
 * Ability to work effectively in a mixed Linux, Windows, and Unix environment.
 * Experience supporting development teams in an enterprise IT environment.

Preferred Qualifications

 * AWS experience; AWS-related certifications are a plus.
 * Experience administering NetApp file storage systems.
 * Experience supporting systems across multiple security or network tiers.
 * Experience with enterprise antivirus and endpoint security management platforms, particularly Trellix ePO.

Core Competencies

 * Linux/RHEL system administration
 * VMware virtualization
 * Windows and Active Directory administration
 * Network, system, and infrastructure troubleshooting
 * Security and patch management
 * Enterprise monitoring and logging
 * Cross-platform authentication
 * Customer and technical support
 * Problem-solving and analytical skills
 * Ability to work independently and collaboratively

## Description

The ideal candidate will have strong RHEL/Linux administration experience, hands-on experience with VMware virtual environments, and working knowledge of Windows administration, Active Directory, DNS, enterprise security, antivirus, and monitoring tools., * Administer and maintain approximately 30 RHEL servers across multiple security tiers.

 * Perform Linux system administration, configuration, patching, software/package management, file management, networking, and troubleshooting.
 * Configure, maintain, and troubleshoot Linux services and protocols, including SSH/SFTP, HTTP, Chrony/NTP, firewalls, and related system services.
 * Maintain the Red Hat software repository and manage the monthly distribution of approved RPM updates to Linux servers.
 * Maintain current Trellix antivirus updates and configurations across Linux systems.
 * Administer and maintain Trellix ePolicy Orchestrator (ePO) servers across applicable network security tiers.
 * Perform system and hardware monitoring to maintain server performance, availability, and reliability.
 * Create, configure, maintain, and troubleshoot virtual machines in VMware environments, including resource allocation and system snapshots.
 * Support system recovery activities and troubleshoot operating system, application, network, hardware, and virtualization issues.
 * Provide technical support to end users and development teams.
 * Support a mixed operating-system environment consisting of Linux, Windows, and Unix systems.
 * Provide backup Windows administration support, including user account creation and management.
 * Assist with Active Directory and DNS administration.
 * Support cross-platform user authentication across Windows, Linux, and Unix systems using Quest.
 * Install, configure, and maintain Splunk components as required.
 * Collaborate with system administrators, network teams, security personnel, and development staff to resolve technical issues and maintain system availability.