Senior Windows Systems Administrator

This is a fully remote position, open to applicants in United States.

📋 Description

• Act as the technical subject matter expert for Microsoft Windows Server, Active Directory, and IIS environments.

• Oversee the administration, configuration, patching, upgrading, monitoring, and troubleshooting of enterprise Windows Server systems.

• Manage and provide support for Active Directory, including users, groups, organizational units (OUs), Group Policy, DNS integration, trusts, and domain services.

• Install, configure, secure, optimize, and troubleshoot Microsoft IIS web server environments.

• Conduct advanced troubleshooting across Windows services, event logs, authentication, permissions, storage, CPU, memory, networking, and application connectivity.

• Implement DISA STIGs and fortify Windows systems to comply with DoD RMF security standards.

• Manage Group Policy Objects (GPOs) and enterprise Windows security configurations.

• Execute root-cause analysis for intricate production problems and system outages.

• Provide support for virtualized Windows environments across development, testing, and production phases.

• Maintain technical documentation, standard operating procedures (SOPs), system configurations, and operational protocols.

• Engage in production support and participate in on-call rotations as needed.

⛳️ Requirements

• Must possess an active Top Secret clearance.

• Bachelor’s degree in Computer Science, Information Technology, DevOps Engineering, or a related discipline.

• Over 10 years of practical Windows Server administration experience.

• Expert-level proficiency with Microsoft Windows Server in enterprise or mission-critical environments.

• Strong hands-on experience with Active Directory, Group Policy, DNS, authentication, and domain services.

• Significant experience in administering and troubleshooting Microsoft IIS.

• Advanced skills in Windows troubleshooting, including Event Viewer, services, permissions, performance, networking, and application-related issues.

• Familiarity with DISA STIG, DoD RMF, Windows security hardening, and vulnerability remediation.

• Comprehensive understanding of NTFS permissions, certificates, SSL/TLS, Windows networking, and enterprise authentication.

🏝️ Benefits

• Fully remote work arrangement.

• Participation in on-call rotation as required.