> Markdown version of [/jobs/ext/4027864-senior-windows-system-administrator-256k-yr-ts-sci-fs-poly](https://www.wearedevelopers.com/jobs/ext/4027864-senior-windows-system-administrator-256k-yr-ts-sci-fs-poly). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Senior Windows System Administrator [$256k/yr+] TS/SCI-FS Poly

- **Company:** SYSTOLIC, INC.
- **Location:** Annapolis Junction, MD, United States
- **Experience:** Expert
- **Salary:** $256,000.0
- **Contract:** Permanent contract
- **Skills:** Microsoft Windows, Active Directory, Agile Methodology, Linux, Desktop Virtualization, Domain Name System (DNS), Microsoft Exchange Server, VMware Servers, System Center Configuration Manager, Windows PowerShell, Ansible, Service Pack, VMware Virtualization, Software Vulnerability Management, Network Routers, Enterprise Software Applications, Saltstack, Firewalls (Computer Science), Network Server, Vulnerability Analysis
- **Published:** October 30, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9277308/senior-windows-system-administrator-256kyr-tssci-fs-poly

## About the Role

* Degree: Technical bachelor's degree or equivalent experience
 * Years of experience: 15+ years
 * Total Compensation: $256k+ yearly (tentative)

## Description

* Provide systems administration, operations, and maintenance support across Windows and Linux guest servers and VMware virtual clusters within an Agile framework.
 * Implement and manage Active Directory, DNS, Group Policy Objects, and Exchange environments.
 * Perform vulnerability assessments, IAVA compliance, and patch remediation across enterprise systems., * Monitor infrastructure systems, applications, and virtual clusters to rapidly detect, track, and resolve operational issues.
 * Configure and sustain VMware server hosts, Windows and Linux guest servers, routers, firewalls, and Virtual Desktop Infrastructure.
 * Administer Windows Active Directory, Group Policy Objects, SCCM, and Microsoft Exchange environments.
 * Manage IAVA compliance and system security scans, executing vulnerability remediation and deploying security patches.
 * Develop and maintain PowerShell scripts and leverage automation tools like Ansible or SaltStack for IT enhancements.
 * Author and maintain clear technical documentation while responding promptly to operational and maintenance needs.