Senior Windows Systems Administrator

Jobtailor; Virginia (IL); On-site; USD 90,000 - 140,000; Full time

Job summary

Jobtailor seeks a Windows Server Administrator to support Microsoft environments in a government-facing context. You will operate under guidance from the Windows Support Team lead and Program Management, handling upgrades, change controls, and documentation.

Required are deep Windows Server and Active Directory expertise, PowerShell scripting ability, and a valid SECRET clearance. The role emphasizes security best practices and configuration management within a collaborative, multi-team setting.

Qualifications

• Bachelor's degree or equivalent with substantial IT experience (12+ years for similar levels; see requirements).
• Active Directory, Group Policy, DNS, domain controller management experience required.
• Experience administering Windows Server 2016-2025 and related technologies.

Responsibilities

• Provide guidance and support for Microsoft environments under supervision from team lead and program management.
• Track issues, monitor performance, and perform upgrades with proper change control approvals.
• Participate in long- and short-range technology planning and new tech initiatives to advance and optimize client network.
• Collaborate in multi-team troubleshooting for critical incidents.
• Maintain documentation for system configurations, procedures, and service records.

Skills

Windows Server Administration

Active Directory Management

PowerShell Scripting

IT Security Best Practices

Configuration Management

Education

Bachelor's degree or higher in IT/related field

Job description

• Receive guidance from the Windows Support Team lead and Program Management to support the client’s Microsoft environments.
• Track significant problems, monitor performance, and perform upgrades to systems as required with the proper change control approvals.
• Participate in long-and short-range technology planning and, additionally, will participate in new technologies initiatives and engineering to advance and optimize the client network.
• Work in a collaborative multi team trouble shooting environment for critical incidents.
• Maintain documentation regarding system configurations, procedures, and service records related to system changes.

Requirements

• Bachelors degree and 12 years of experience or a Masters degree and 10 years of experience or an Associates degree and 14 years of experience or a High School diploma/equivalent and 16 years of experience.
• U.S. citizenship and an active SECRET Government Security Clearance.
• 10 years of experience administering, configuring, troubleshooting Windows Server class systems to include Server versions 2016-2025.
• 7 years of experience administering, configuring, troubleshooting Microsoft Active Directory, to include group policies, DNS, and domain controller management.
• 3 years of experience utilizing scripting languages (PowerShell/VB) to automate system administration tasks.
• Certification in Microsoft Windows technologies or any equivalent combination of training, certification, and/or experience which provides the required knowledge, skills, and abilities.
• Knowledge of configuration management and deployment processes.
• Working knowledge of government IT security and best practices.

Core Competencies

Demonstrates extensive experience in administering and troubleshooting Windows Server systems and Microsoft Active Directory, with a strong focus on automation through scripting. Possesses a solid understanding of IT security best practices and configuration management processes.

Highest-signal resume keywords

• Windows Server Administration
• Microsoft Active Directory Management
• PowerShell Scripting
• Government Security Clearance
• Configuration Management

ATS Optimization Keywords

Hard Skills

• Windows Server 2016-2025
• Troubleshooting
• System Configuration
• Group Policies
• DNS Management

Soft Skills

• Collaboration
• Problem Solving

Certifications & Qualifications

• Microsoft Windows Technologies Certification

Industry Keywords

• IT Security Best Practices
• Change Control
• Technology Planning
• System Documentation