> Markdown version of [/jobs/ext/1794595-principal-windows-systems-administrator-top-secret](https://www.wearedevelopers.com/jobs/ext/1794595-principal-windows-systems-administrator-top-secret). 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 Systems Administrator - Top Secret - **Company:** Northrop Grumman - **Location:** Melbourne, FL, United States (Remote available) - **Experience:** Expert - **Salary:** $89,400.0 - $134,200.0 - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Active Directory, Antivirus Softwares, Apple Mac Systems, JIRA, Backup Devices, Unix, Configuration Management, Cyber Security, Information Systems, Dynamic Host Configuration Protocol, Linux, File Systems, Domain Name System (DNS), Firmware, Subnetting, Lightweight Directory Access Protocols (LDAP), Windows Servers, Routing, SAP (Applications), Information Technology Security Auditing, Solaris (Operating System), Virtual Local Area Networks, Data Logging, Scripting, Reliability of Systems, Information Technology, SolarWinds (Software), National Industrial Security Program Operating Manual (NISPOM), Splunk, Servicenow - **Published:** July 16, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9035441/principal-windows-systems-administrator-top-secret ## About the Role * Master's degree and 3 years of relevant experience OR Bachelor's degree with 5 years of relevant experience OR Associate's degree and 7 years of experience OR High School diploma (or equivalent) and 9 years of experience * Candidates must have a current US Government security to be considered * Must have a or greater certification * Experience with Windows domains, including but not limited to Active Directory, GPOs, Policies, and permissions : * Bachelor's degree in Information Technology * Active TS/SCI, SAP/SAR access, or Polygraph * Windows Server Administration to include, Active Directory, Group Policy, DNS, DHCP, LDAP and other services * Experience operating under and managing systems within NISPOM Chapter 8, DCID 6/3-ICD 503, RMF, STIG, JAFAN, or JSIG information system environments * Knowledge of networking, including subnets, routing, VLANs and VTCs * Create, maintain, and deploy system images in a LAN and up to an enterprise environment * Current working virtualization experience * Knowledge of Backup solutions (Cohesity, Veritas, etc) and SAN storage systems * Experience with environmental monitoring tools (HBSS/Solar Winds/Splunk) * Experience in scripting * Operating System Cross-platform awareness (i.e. two or more: Windows, Linux, Solaris, OSX, UNIX, etc.) * Experience with Assessment & Authorization processes ## Description The Northrop Grumman CIDO Classified Solutions team is seeking a to support information system lifecycle activities. The selected candidate will be required to work on-site, full-time at our location. Due to the classified nature of the work being performed, this position does not offer any virtual or telecommute working options. Applicants are encouraged to apply, if they are willing to work on-site. Responsibilities will include but not be limited to the following: * Perform as a in support of classified government contracts. * Exhibits good communication skills, an energetic approach, and patience with customers. * Establishes and maintains customer satisfaction according to defined objectives while adhering to established policies. * Report task statuses as required for all recurring and non-recurring efforts in written and oral format. * Able to support multiple networks, ensuring necessary Windows administration tasks are completed; coordinating with others as necessary, working under minimal direction. * Maintain operations of multi-user computer systems working with system engineers, PC desktop technicians, networking engineers, project managers, end users, and IT/Cyber management. * Assist with review of internal customer requirements, making recommendations for hardware, software, system component purchases. * Maintain and provide reliability of systems through installation, upgrading/patching, monitoring, problem resolution, and configuration management. * Ensure system compliance via Group Policy or other technologies. * Provide and maintain backup and recovery services; manage file systems and disk space; manage virus protection on a routine basis. * Test new releases of products to ensure compatibility and minimize user impact. * Develop and maintain technical documentation of system processes and procedures. * Adhere to strict Information Systems security guidelines in all cases, supporting Computer Security with inputs to documentation, as required. * Maintain security audit and logging information on all classified networked and standalone computers as directed by the Information Systems Security Manager (ISSM). * Work across disciplines to isolate issues between software, firmware, and hardware, between software and operating systems, between networks and applications, and between one-time events and recurrent systematic problems. * Support environments by means of ticketing requirements systems (ServiceNow, JIRA, etc.) * Raises issues that require senior level attention or involvement. * Lifts and moves equipment up to 50 pounds. * Work after hours, and weekends, as needed. ## Related Videos - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Improving quality with Agentic AI with Rovo Dev and Xray](https://www.wearedevelopers.com/videos/2005-improving-quality-with-agentic-ai-with-rovo-dev-and-xray) - [WeAreDevelopers LIVE - Node and Package Security](https://www.wearedevelopers.com/videos/2138-wearedevelopers-live-node-and-package-security) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Collaboration Quantified: Lessons from Open Source Developer Networks](https://www.wearedevelopers.com/videos/1422-collaboration-quantified-lessons-from-open-source-developer-networks) - [The Time Paradox: Building Timezone-Safe Python/Django Applications](https://www.wearedevelopers.com/videos/1915-the-time-paradox-building-timezone-safe-python-django-applications) ## Related Articles - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [System change: restart as developer?](https://www.wearedevelopers.com/magazine/39-system-change-restart-as-developer) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [A Guide to Green Tech and Green IT Careers](https://www.wearedevelopers.com/magazine/374-a-guide-to-green-tech-and-green-it-careers) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated)