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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Windows System Administrator - **Company:** TekSynap Corporation - **Location:** Rockville, MD, United States - **Experience:** Expert - **Salary:** $90,000.0 - $122,000.0 - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Adobe Acrobat, Active Directory, Antivirus Softwares, Application Firewall, Backup Devices, Symantec Backup Exec, Document Management Systems, Documentum, Microsoft Exchange Server, HP Thin Clients, Virtual Private Networks (VPN), Citrix Systems, Server Virtualization, Software Deployment, Tape Libraries, VMware Infrastructure, Build Management, Patch Management, Xendesktop, Wsus, Vmware - **Published:** June 5, 2026 - **Apply:** https://dejobs.org/x/x/14101F40A5FD438EB0D14A44FD127D88/job/ ## About the Role * Bachelor's degree in a computer related field of study plus 7 years of relevant experience. 10 years of related experience accepted in lieu of a degree. * Must successfully pass a drug screening * Active or must be able to obtain Public Trust, * Microsoft MCPS, MCSA, MCSE * Microsoft Certified Professional * Microsoft® Certified Solutions Expert: Server Infrastructure, While performing the duties of this job, the employee is regularly required to use hands to grip, handle, or feel; reach with hands and arms; and talk or hear. The employee is regularly required to stand; walk; sit; climb or balance; and stoop, kneel, crouch, or crawl. The employee is regularly required to lift up to 10 pounds. The employee is frequently required to lift up to 25 pounds; and up to 50 pounds. The vision requirements include close vision, distance vision, peripheral vision, depth perception, and ability to adjust focus. WORK AUTHORIZATION/SECURITY CLEARANCE * Must be a U.S Citizen * Must successfully pass a drug screening * Active or must be able to obtain Public Trust ## Description * Senior Windows 2022 / 2019/2016 administrator responsible for server administrations, installation and maintenance services for 100 physical and virtual servers in a Microsoft Active Directory environment. * Provide Tier one to three system administration and helpdesk support to the NRC's Documentum Safeguards Electronic Safe or other document management systems * Administer and maintain a multi-site Citrix XenDesktop VDI solution and associated thin clients for 250 endpoints * Administer and maintain on premise Microsoft Exchange server deployment for 250 users * Manage virtual infrastructure and hosts based on VMware technologies * Responsible for Barracuda Firewall Administration, VPN, and NAC solution or similar tools * Management of the daily data backup and retrieval scheme with Backup Exec and associated tape library hardware or other similar platforms * Hands on experience with system patch management tools such as Windows WSUS or similar tools * Previous experience required in applying patches in accordance with government guidelines and DISA STIG findings * Experience with third-party applications and tools such as antivirus or Adobe Acrobat * Participate in complete system builds, upgrades, migrations, code deployments and patch management. Configuration and testing of any new hardware and software. * Create and/or update system design documentation, Standard Operating Procedures and Disaster Recovery plans, We are seeking a Senior Windows System Administrator to join our team in Rockville, MD, supporting the NRC-SNCC contract. ## Related Videos - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [WebAssembly: The Next Frontier of Cloud Computing](https://www.wearedevelopers.com/videos/972-webassembly-the-next-frontier-of-cloud-computing) - [Generating code with Angular schematics](https://www.wearedevelopers.com/videos/129-generating-code-with-angular-schematics) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [Checkmate: 5 Real Incidents That Can End a Software Company](https://www.wearedevelopers.com/videos/100126-checkmate-5-real-incidents-that-can-end-a-software-company) ## Related Articles - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [How to land a developer job in Amsterdam](https://www.wearedevelopers.com/magazine/36-how-to-land-a-developer-job-in-amsterdam) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market)