Onsite Windows 11 System Administrator (TS/SCI) – Dulles

Prattwhitney; Sterling (VA); On-site; USD 75,800 - 144,200; Full time

Benefits offered by this job

Healthcare

Retirement plans

Parental leave

Flexible work schedules

Educational assistance

Job summary

RTX Corporation is seeking a System Administrator to deploy, configure, and maintain Windows 11 workstations and related infrastructure onsite at Dulles, VA. The role requires hands-on expertise, strong troubleshooting, and experience with modern endpoint management, security, and automation tools.

The candidate will use Microsoft Intune, SCCM, and PowerShell to manage devices, uphold security, and support ongoing IT operations. A TS/SCI clearance with polygraph and U.S.

Qualifications

• Two years of relevant experience or advanced degree in a related field.
• Security+ certification.
• One year or more of experience with Windows11.
• Active TS/SCI security clearance with polygraph.

Responsibilities

• Install, configure, and maintain Windows11 OS and related hardware/software.
• Provide advanced troubleshooting for Windows11 workstations and applications.
• Manage user accounts, permissions, and group policies via Active Directory.
• Deploy and manage devices using Intune, SCCM, or similar solutions.
• Apply security patches and BIOS/driver updates.
• Automate routine tasks using PowerShell and scripting tools.
• Maintain system documentation and SOPs.
• Support business continuity, disaster recovery, and incident response.
• Provide end-user technical support and resolve tickets.

Skills

Windows11 experience

Active Directory

Troubleshooting

PowerShell scripting

Education

University degree or equivalent

Tools

Microsoft Intune

SCCM

PowerShell

Job description

RTX Corporation is seeking a System Administrator to deploy, configure, and maintain Windows 11 workstations and related infrastructure onsite at Dulles, VA. The role requires hands-on expertise, strong troubleshooting, and experience with modern endpoint management, security, and automation tools.

The candidate will use Microsoft Intune, SCCM, and PowerShell to manage devices, uphold security, and support ongoing IT operations. A TS/SCI clearance with polygraph and U.S.