Senior Windows Enterprise Systems Engineer (TS/SCI)

Amazon Web Services (AWS); Seattle (WA); On-site; USD 120,000 - 170,000; Full time

Job summary

Amazon Web Services (AWS) is seeking an experienced Windows System Engineer II for critical enterprise infrastructure spanning multiple RM&A regions. The role focuses on operating and improving services like Exchange, Certificate Authority, NPS, and HyperV, with emphasis on security, automation, and on-call responsiveness.

The candidate must hold an active TS/SCI with polygraph clearance and demonstrate strong Windows Server administration, AD, DNS, and collaboration with cross-functional teams

Qualifications

• Associate’s degree or Cloud+ or GICSP (Global Industrial Cyber Security Professional) or GSEC (GIAC Security Essentials) or SSCP (Systems Security Certified Practitioner) is required/preferred.
• Experience scripting in PowerShell or other scripting languages.
• Experience with Active Directory, or experience in managing/troubleshooting network and Windows Server deployments.
• 5+ years supporting Windows OS with core competencies (AD, DHCP, PowerShell, Email workflow, SCCM, SCOM, DNS, DR/BC).
• Current, active US Government Security Clearance of TS/SCI with Polygraph.

Responsibilities

• Manage/Operate and maintain enterprise services: Exchange, Skype for Business, Certificate Authority, NPS (802.1x), HyperV, and Data Protection Manager (DPM).
• Troubleshoot complex Windows systems issues across AD, Group Policy, certificate enrollment, and network authentication.
• Ensure security compliance including OS hardening and patch management (WSUS/ECM) and vulnerability SLAs.
• Manage metrics, monitoring, alarming, and dashboards for service health visibility.
• Create/update system documentation and runbooks for engineering, operations, and support.
• Respond to high-severity events; perform root cause analysis.
• Build PowerShell automation to reduce manual workload.
• Train/mentor junior engineers on Windows systems and ADC operations.
• Provide on-call support.

Skills

PowerShell

Active Directory

Windows Server

Security clearance TS/SCI with Poly

Networking fundamentals

Education

Associate’s degree or equivalent certification (e.g., Cloud+ / GICSP / GSEC / SSCP)

Job description

Amazon Web Services (AWS) is seeking an experienced Windows System Engineer II for critical enterprise infrastructure spanning multiple RM&A regions. The role focuses on operating and improving services like Exchange, Certificate Authority, NPS, and HyperV, with emphasis on security, automation, and on-call responsiveness.

The candidate must hold an active TS/SCI with polygraph clearance and demonstrate strong Windows Server administration, AD, DNS, and collaboration with cross-functional teams