Windows Cybersecurity Systems Administrator

COLSA is seeking a Windows Systems Administrator to support the U.S. Army Materiel Command in Huntsville, Alabama. This position will provide hands-on systems administration and technical support for Windows-based server environments supporting mission-critical Army operations. This role may require approximately 10 to 15 percent CONUS travel to support operational sites and system deployments., * Administer, monitor, and maintain enterprise physical and virtual Microsoft Windows Server environments across domain-joined, workgroup, and isolated (air-gapped) network environments

• Install, test, and validate Windows Server security patches, updates, and system configuration changes
• Apply required security updates and configurations to systems supporting Microsoft SQL Server environments
• Implement and maintain compliance with applicable DISA Security Technical Implementation Guide (STIG) requirements
• Review vulnerability scan results, perform remediation activities, and support vulnerability management efforts
• Utilize vulnerability assessment and compliance tools such as ACAS, SCAP, STIG Viewer, and similar tools
• Monitor system backup operations and support backup validation, restoration, and recovery activities
• Coordinate with site personnel to ensure required patches, security updates, and configuration changes are implemented
• Support Windows-based application workstations and related infrastructure as required
• Coordinate with external Test Lab personnel to validate system configurations prior to production deployment
• Perform on-site server maintenance, patching, troubleshooting, configuration changes, and security remediation activities
• Maintain system documentation, configuration records, vulnerability status reports, and compliance documentation
• Troubleshoot Windows operating system, server, application, virtualization, and connectivity issues
• Support virtualized environments utilizing VMware, Microsoft Hyper-V, or similar technologies

• Bachelor’s degree in information technology, cyber, or related technical discipline
• Minimum of eight years of related experience in Windows systems administration or infrastructure support
• Security+ certification (or equivalent/higher)
• Applicable Computing Environment (CE) certification
• Active Secret security clearance; U.S. Citizenship required
• Ability to work on site in Huntsville, AL, with CONUS travel approximately 10 to 15 percent
• Demonstrated experience administering and maintaining Microsoft Windows Server environments
• Proficiency with Active Directory, Group Policy, user access management, permissions, and Windows domain services
• Experience managing physical and virtual server environments
• Experience applying system patches, security updates, and DISA STIG compliance requirements
• Experience reviewing and remediating system vulnerabilities using ACAS, SCAP, or similar tools
• Experience supporting virtualized environments utilizing VMware, Microsoft Hyper-V, or comparable technologies, * Master’s degree in a related technical discipline
• Knowledge of Army enterprise IT operations, cybersecurity requirements, management practices, and operational support procedures
• Experience supporting Army installation-level IT operations, including Network Enterprise Center (NEC) or Regional Cyber Center (RCC) environments
• Experience supporting DoD Risk Management Framework (RMF) processes and cybersecurity authorization requirements
• Advanced experience administering Windows Server environments
• Experience designing, configuring, or troubleshooting enterprise virtualization environments utilizing VMware vSphere/ESXi or Microsoft Hyper-V
• E xperience supporting Microsoft SQL Server environments, including patching, configuration, and troubleshooting

At COLSA, people are our most valuable resource and centered at our core value. We invite you to unite your talents with opportunity and be a part of our “Family of Professionals!” Learn about our employee-centric culture and benefits here: https://www.colsa.com/culture_benefits