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# Linux System Administrator

- **Company:** After School Matters, Inc.
- **Location:** Annapolis Junction, MD, United States
- **Experience:** Expert
- **Salary:** $120,000.0 - $240,000.0
- **Contract:** Permanent contract
- **Skills:** Unix, CentOS, Linux, VMware ESX Servers, Monitoring of Systems, Red Hat Enterprise Linux, Ansible, Data Streaming, Infrastructure Automation Frameworks, Apache Nifi, Nutanix, Server Operating Systems & Platforms, Vmware
- **Published:** August 20, 2026
- **Apply:** https://setofx.applytojob.com/apply/brGKv78oFn/Linux-System-Administrator?source=GS

## About the Role

* Extensive RedHat (RHEL), CentOs Linux, and/or UNIX experience.
 * Experience managing NiFi data flows.
 * Experience with VMWare or associate technologies (ESX, NSX, VSAN, KVM, Nutanix or other).
 * Ansible or other automation platform/methodology experience.
 * System scanning/hardening - STIGS/CIS Compliance.
 * Proficiency installing, hardening, patching, and backup/restoration of Linux systems.
 * Understanding of system monitoring, health/status, and best practice security methodologies.
 * Familiarity with Windows Server environments

Desired Skills:

 * RHCSA (Red Hat Certified System Administrator) and/or RHCE (Red Hat Certified Engineer) certification., 5+ experience in System Administration
Bachelor's degree in a technical discipline from an accredited college or university is required. Five (5) years of additional SA experience may be substituted for a bachelor's degree.
Clearance:
TS/SCI clearance with polygraph is required.

## Description

* Work with current owners and administrators to understand existing systems, requirements, and problem areas.
 * Provide direct input for organization long-term efforts and visions for future architecture and design.
 * Provide system administration functions to fix critical problems or implement stop-gap solutions as part of the transition to the new consolidated architecture.
 * Translate existing requirements and use-cases of current systems into scalable and supportable long-term solutions.
 * Implement and support final solution(s).
 * Participate in frequent internal engineering and strategy team meetings.
 * Build direct customer relationships to improve organizational feedback loop.


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