Senior Windows Systems Administrator – On-Site, Classified

The One 23 Group; Montgomery (AL); On-site; USD 120,000 - 150,000; Full time

Job summary

The One 23 Group seeks an experienced Windows Systems Administrator to support classified, enterprise-level environments. You will handle Tier 2/3 troubleshooting, OS lifecycle maintenance, and change management for contract-owned systems.

Ideal candidate is a strong Windows administrator with experience in secure, enterprise settings and Active Directory, VMware, and PowerShell. On-site DAY shift with DoD credentials preferred.

Qualifications

• Top-Secret Clearance with SCI eligibility required.
• DoD 8140/8570 Information Assurance Technical Level II (IAT-II) certification required.
• 10 years of relevant IT systems engineering or systems administration experience in enterprise Windows environments required.

Responsibilities

• Provide Tier 3 support for in-house systems and site-unique enhancements.
• Maintain current and future versions of supported IT systems.
• Maintain Windows server operating systems at required versions.
• Maintain COTS, GOTS, and Open-Source software at required versions.
• Perform installation, configuration, administration, and troubleshooting of supported systems.
• Support incident, change, and configuration management processes as per lifecycle requirements.
• Administer Active Directory user and group management functions.
• Support VMware VDI environments.
• Assist with PowerShell scripting and automation efforts.

Skills

Windows Systems Administration

Active Directory

VMware

PowerShell scripting

Education

DoD 8140/8570 IAT-II certification

Tools

VMware

Windows Server

VDI

PowerShell

Job description

The One 23 Group seeks an experienced Windows Systems Administrator to support classified, enterprise-level environments. You will handle Tier 2/3 troubleshooting, OS lifecycle maintenance, and change management for contract-owned systems.

Ideal candidate is a strong Windows administrator with experience in secure, enterprise settings and Active Directory, VMware, and PowerShell. On-site DAY shift with DoD credentials preferred.