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# Mid-Level Systems Administrator [$224k/yr+] TS/SCI-FS Poly

- **Company:** SYSTOLIC, INC.
- **Location:** Annapolis Junction, MD, United States
- **Experience:** Experienced
- **Salary:** $224,000.0
- **Contract:** Permanent contract
- **Skills:** Microsoft Windows, Active Directory, Apache Tomcat, System Configuration, Linux, Web Servers, Internet Information Services (IIS), Python (Programming Language), Kernel-Based Virtual Machine, Windows Servers, Network Architecture, Performance Tuning, Software Vulnerability Management, Scripting, Patch Management, Vulnerability Analysis, Vmware
- **Published:** October 30, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9275735/mid-level-systems-administrator-224kyr-tssci-fs-poly

## About the Role

* Degree: Technical bachelor's degree or equivalent experience
 * Years of experience: 10+ years
 * Total Compensation: $224k+ yearly (tentative)

## Description

* Provide comprehensive system administration across geographically distributed Linux and Windows Server environments.
 * Maintain, upgrade, and sustain complex server enclaves across air-gapped systems and multi-domain environments.
 * Perform operating system and application hardening, vulnerability assessments, and patch management.
 * Automate and optimize system performance utilizing Salt, Python, VMware, KVM, and Apache Tomcat., * Administer and sustain Linux and Windows-based servers, workstations, and associated storage infrastructure.
 * Conduct operating system and application hardening according to security best practices in high-assurance environments.
 * Manage complex server enclaves, including patch management, certificate renewals, vulnerability remediation, and Active Directory configurations.
 * Develop automation routines and maintain system configurations using Salt scripting and Python.
 * Support server and client virtualization using VMware and KVM technologies.
 * Install, maintain, and optimize application and web servers including Apache Tomcat and IIS.
 * Troubleshoot, analyze, and resolve hardware, software, network, and operational problems.
 * Maintain detailed documentation of system configurations, operational procedures, and network architectures.