> Markdown version of [/jobs/ext/2696291-principal-windows-administrator-must-have-active-secret-clearance](https://www.wearedevelopers.com/jobs/ext/2696291-principal-windows-administrator-must-have-active-secret-clearance). 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). --- # Principal Windows Administrator- Must have active secret clearance - **Company:** RTX - **Location:** El Segundo, CA, United States - **Experience:** Experienced - **Salary:** $95,500.0 - $181,700.0 - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Backup Devices, CompTIA Security+, Cyber Security, Dynamic Host Configuration Protocol, Linux, Domain Name System (DNS), System Center Configuration Manager, Windows Servers, NetBackup, Red Hat Enterprise Linux, Backup and Restore, Symantec, Scripting, Data Storage Technologies, Information Technology, Nessus, Veeam, Splunk, Cisco, Vmware - **Published:** September 3, 2026 - **Apply:** https://globalhr.wd5.myworkdayjobs.com/REC_RTX_Ext_Gateway/job/US-CA-EL-SEGUNDO-E01--2000-E-El-Segundo-Blvd--BLDG-E01/Principal--Windows-Administrator--Must--have--active-secret-clearance_01871249 ## About the Role Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance, * Typically requires a bachelor's degree and a minimum of 5 years of prior relevant experience or a master's degree and minimum of 3 years of prior relevant experience. * Must have an active a transferable U.S. government issued DoD Secret security clearance prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance. * Must have experience with Microsoft Windows administration * Experience with the following: Windows, VMWare, Backup Software, NetApps * Experience with DHCP, Group Policy, DNS Qualifications We Prefer: * Preferred are Backups, NetApps and Scripting * Experience with Windows 11, 10 Windows Server 2022, 2019, 2016. * Experience with Veritas Netbackup, Veeam or closely related software * Experience with data storage, NAS, and SAN technologies and solutions. Specifically Net App. * Configuration and support of Fabric Cisco or Brocade Switches * Minimal Linux expertise desired * Familiarity with Splunk, Nessus, Symantec, SCCM highly desired * VMware expertise highly desired. * Experienced mentoring individuals and teams. ## Description Principal System Administrators, based in El Segundo, CA, infrastructure Workplace Services, collaborate with many teams to support exciting, critical programs with classified information system capabilities. Success in this role means you can develop, implement and maintain secure, cost-efficient environments across various classified programs. Program teams rely on your collaboration and guidance to define computing requirements and create end-to-end solutions to solve complex IT infrastructure problems. What You Will Do: * Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat Enterprise Linux environment. * Collaborate in a fast-paced environment, using troubleshooting skills to resolve complex technical issues, including hardware and OS integration, while adapting to evolving challenges as part of a team. * Working with Cybersecurity professionals to maintain security requirements and provide documentation and training on advanced IT processes and procedures and other tasks as assigned. * Develop solutions and documentation about a variety of technical problems. * Must be able to obtain Department of Defense Directive (DoDD) 8140 / 8570 Certification requirements (CompTIA Security+ or equivalent certification) * Full-time 100% Onsite position ## Related Videos - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [How Cisco embraced a DevOps culture within its network engineering team](https://www.wearedevelopers.com/videos/99-how-cisco-embraced-a-devops-culture-within-its-network-engineering-team) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Docker exec without Docker](https://www.wearedevelopers.com/videos/1094-docker-exec-without-docker) - [Computer Vision from the Edge to the Cloud done easy](https://www.wearedevelopers.com/videos/263-computer-vision-from-the-edge-to-the-cloud-done-easy) - [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) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs)