Senior Windows Systems Admin - Remote, TS Clearance

DecisionPoint Corporation; Reston (VA); On-site; USD 110,000 - 160,000; Full time

Job summary

DecisionPoint Corporation seeks an experienced Senior Windows Systems Administrator to act as a technical SME for Windows Server, Active Directory, and IIS in enterprise environments. This fully remote role requires TS clearance, strong security hardening, and DoD RMF compliance.

You will manage AD, DNS, GPOs, patching, monitoring, and incident response across dev, test, and production, while documenting configurations and participating in on-call rotations.

Qualifications

• Active Top Secret clearance
• Bachelor's degree or higher in a related field
• 10+ years of hands-on Windows Server administration experience
• Expert-level Windows Server experience in enterprise environments
• Strong hands-on AD, GPO, DNS, authentication, and domain services
• Strong hands-on IIS administration and troubleshooting
• Advanced Windows troubleshooting (Event Viewer, services, permissions, performance)
• Experience with DISA STIG, DoD RMF, Windows security hardening and vulnerability remediation
• Strong NTFS permissions, certificates, SSL/TLS, Windows networking, and enterprise authentication

Responsibilities

• Serve as the technical SME for Windows Server, Active Directory, and IIS environments
• Administer, patch, upgrade, monitor, and troubleshoot enterprise Windows Server systems
• Manage Active Directory including users, groups, OUs, Group Policy, DNS, trusts, and domain services
• Install, configure, secure, tune, and troubleshoot IIS web server environments
• Perform advanced troubleshooting across Windows services, event logs, authentication, permissions, storage, CPU, memory, networking, and application connectivity
• Apply DISA STIGs and harden Windows systems to meet DoD RMF security requirements
• Manage Group Policy Objects and enterprise Windows security configurations
• Perform root-cause analysis for complex production issues and outages
• Support virtualized Windows environments across development, test, and production
• Maintain technical documentation, SOPs, system configurations, and operational procedures
• Participate in production support and on-call rotations

Skills

Windows Server

Active Directory

Group Policy

DNS

IIS

Authentication

Networking

Troubleshooting

Security hardening

DISA STIGs

DoD RMF

Windows security standards

Education

Bachelor's degree in Computer Science

Information Technology

DevOps Engineering

Related field

Job description

DecisionPoint Corporation seeks an experienced Senior Windows Systems Administrator to act as a technical SME for Windows Server, Active Directory, and IIS in enterprise environments. This fully remote role requires TS clearance, strong security hardening, and DoD RMF compliance.

You will manage AD, DNS, GPOs, patching, monitoring, and incident response across dev, test, and production, while documenting configurations and participating in on-call rotations.