Systems Administrator with Security Clearance

At NS2 Mission, reliable infrastructure is the foundation of mission success. We're seeking a Systems Administrator to join our team in Chantilly, VA, where you'll be responsible for managing, maintaining, and optimizing enterprise server environments that support Intelligence Community customers. In this role, you'll collaborate with engineers, technical leads, and mission partners to deploy new systems, maintain secure and reliable server infrastructure, troubleshoot complex technical issues, and support the continuous operation of mission-critical environments. If you enjoy solving infrastructure challenges and ensuring enterprise systems perform at their best, we'd love to hear from you. Responsibilities * Install, configure, administer, and maintain enterprise server environments to ensure optimal performance, reliability, and availability. * Develop and maintain server build documentation, configuration baselines, asset records, and technical procedures to support lifecycle management. * Perform server deployments, upgrades, operating system updates, security patching, and baseline configuration changes in accordance with established standards. * Monitor server health, system capacity, and performance metrics, providing tuning recommendations and implementing improvements to optimize system performance. * Respond to service requests, incidents, and outage events by troubleshooting hardware, software, and operating system issues and restoring services in a timely manner. * Support backup, recovery, and data restoration activities while maintaining secure access controls and protecting enterprise systems. * Coordinate server installations, transitions, and infrastructure changes while collaborating with internal teams, vendors, and service providers. * Maintain server rooms and support infrastructure, ensuring systems remain operational, secure, and compliant with organizational standards. * Evaluate existing server infrastructure and recommend hardware refreshes, system enhancements, and technology improvements to support future mission needs. * Participate in operational support activities, including after-hours or on-call support, special projects, and technical planning efforts as required. Required Qualifications * Bachelor's degree in Information Technology, Computer Science, Information Systems, Engineering, or a related technical discipline (or equivalent combination of education and experience). * Experience administering Windows and/or Linux server environments in an enterprise environment. * Experience with server installation, configuration, patch management, operating system upgrades, and lifecycle administration. * Knowledge of server monitoring, performance tuning, backup and recovery, and capacity planning. * Experience troubleshooting server hardware, operating systems, and enterprise infrastructure issues. * Familiarity with asset management, system documentation, and configuration management best practices. Preferred Qualifications * Experience supporting Intelligence Community, Department of Defense, or other federal government IT environments. * Experience with virtualization technologies such as VMware, Hyper-V, or similar platforms. * Familiarity with enterprise storage solutions, Active Directory, Group Policy, and remote administration tools. * Experience with scripting or automation using PowerShell, Bash, Python, or similar technologies. * Industry certifications such as CompTIA Server+, Microsoft Certified, Red Hat Certified System Administrator (RHCSA), VMware VCP, or equivalent systems administration certifications. Position Clearance Requirement: TS/SCI with an FSP Please be aware many of our positions require the ability to obtain or maintain a U.S security clearance which requires U.S citizenship. We win with inclusion NS2 Mission's culture of inclusion, focus on health and well-being, and flexible working models help ensure that everyone - regardless of background - feels included and can run at their best. At NS2 Mission, we believe we are made stronger by the unique capabilities and qualities that each person brings to our company, and we invest in our employees to inspire confidence and help everyone realize their full potential. We ultimately believe in unleashing all talent and creating a better world. NS2 Mission is committed to the values of Equal Employment Opportunity and provides accessibility accommodations to applicants with physical and/or mental disabilities. If you are interested in applying for employment with NS2 Mission and are in need of accommodation or special assistance to navigate our website or to complete your application, please send an e-mail with your request to Recruiting Operations Team: . Qualified applicants will receive consideration for employment without regard to their age, race, religion, national origin, ethnicity, age, gender (including pregnancy, childbirth, et al), sexual orientation, gender identity or expression, protected veteran status, or disability, in compliance with applicable federal, state, and local legal requirements.