> Markdown version of [/jobs/ext/4714192-windows-systems-administrator](https://www.wearedevelopers.com/jobs/ext/4714192-windows-systems-administrator). 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). --- # Windows Systems Administrator - **Company:** Celestar - **Location:** Alexandria, VA, United States - **Salary:** $140,000 - $200,000 - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Network Analysis, Cloud Computing, Cyber Security, Information Systems, Computer Programming, Databases, Desktop Computing, Windows Servers, Wide Area Networks, Information Technology - **Published:** November 14, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9312656/windows-systems-administrator ## About the Role * Entry Level: 0-2 years of specialized experience * Journeyman: 2-4 years of specialized experience * Full Performance: 4-6 years of specialized experience * Senior Level: 6-8 years of specialized experience * Subject Matter Expert (SME): 8-12 years of specialized experience Desired Qualifications * Bachelor's Degree or higher in Computer Science, Information Systems, Engineering, Business, or related scientific or technical discipline. * Relevant certifications in programming and development, cloud and infrastructure, architecture and design, or other related networking, cybersecurity, or technology disciplines. Security Clearance * Active TS/SCI with an FS Poly adjudicated within the last five (5) years Physical & Work Environment Requirements Employees must be able to perform the essential functions of this position, with or without accommodation. * Ability to remain stationary for extended periods while working at a computer. * Frequently operate standard office equipment, including computers and telephones. * Ability to communicate effectively in person, by telephone, video conference, and email. * Occasionally move about the office and lift up to 20 pounds. * Ability to work the assigned schedule with regular and reliable attendance. * Ability to travel up to 10% as required. ## Description * Administers and sustains Windows server and workstation environments and supporting platforms (email, storage, databases, and hardware) to maximize availability and utilization. * Supports LAN/WAN operations in alignment with CIO, communications, and information security policies. * Assesses proposed operating changes for impact to network and system performance. * Diagnoses and resolves complex system and network performance issues using advanced network analysis tools, applying logic and cost/benefit tradeoffs to select and implement solutions. * Delivers customer-focused support in multi-system/multi-application environments and communicates technical procedures clearly to technical and non-technical audiences., B&A has launched several programs to focus on employee engagement, wellness, and assistance. These include: * The B&A Cares program: 30/60/90-day wellness check ins, personal development, financial management, and stress management seminars, and more * A formal mentorship program * Job shadowing and cross training opportunities * Brand Ambassador program * Employee Assistance Program (EAP) - Access to various support resources to include counseling, legal guidance, financial planning, and more * Monthly teambuilding events * B&A Annual Wellness Challenges: #StepWithB&A, #WalkDuringLunchWithB&A, #VolunteeringWithB&A, #ExerciseDuringLunchWithB&A, and more At B&A, we place significant importance on improving the communities and lives of citizens across the nation through our involvement, technology expertise, and employees. B&A puts an emphasis on charitable efforts in the Northern Virginia area, including Capital Area Food Bank pantry drives, book donations, Hope for Henry Foundation events, and many more. In recognition of all these efforts, B&A has been named a Companies as Responsive Employers (CARE) award recipient by Northern Virginia Family Services and nominated by the Northern Virginia Chamber of Commerce for Outstanding Corporate Citizenship Award.