Windows Systems Administrator

Company: Gray Tier Technologies
Location: Washington
Posted on: May 3, 2025

Job Description:

Windows Systems Administrator
Gray Tier is looking for a Windows Systems Administrator with a current TS/SCI Clearance for a new opportunity providing IT support to the National Security Council. We seek a technical, self-motivated Windows Systems Administrator, to be versatile and flexible to changing priorities from multiple customers. Leadership skills are highly desired.
Primary Responsibilities

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• Organizes and directs the configuration and operation of information management systems.
  
• Responsible for directing the work of other system administrators to provide the day-to-day system administration to include system and resource optimization, and user assistance.
  
• Conducts capacity and performance analysis and provides system configuration change and upgrade recommendations.
  
• Increases system administrator efficiency and accuracy via the use of automated tools and scripts, develops system administrator procedures, and conducts system administrator training and skills assessment.
  
• Knowledge of SharePoint applications and backend service operations.
  
  Basic Qualifications
  
  • 
    
  • BA/BS in Computer Science, Information Systems, Engineering, Mathematics, or other related scientific or technical discipline and 8+ years of directly relevant experience is required. Additional experience may be considered in lieu of degree.
    
  • CompTIA Security + Certification
    
  • Position requires an active TS/SCI. Candidate will go through NSC supplemental Clearance process.
    
  • Experience solving technical problems.
    
    Preferred Qualifications
    
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    • Microsoft 365 Certified or Microsoft Certified Azure.
      
    • Basic familiarity with Jira ticketing / Atlassian Suite of products.
      
    • Familiar with root cause analysis.
      
    • Understanding/experience with server virtualization.
      
    • VMware or Microsoft Hyper-V experience.
      
    • Basic understanding of high availability (HA) and Fault Tolerance concepts.
      
    • Understanding/experience with Directory Services (Preferably Microsoft Active Directory).
      
    • Basic knowledge of group policy and AD group types, including Security Groups and distribution groups.
      
    • Basic knowledge of AD objects; anything more than user accounts and groups is a bonus.
      
    • Understanding of PKI certificates; basic understanding of how they authenticate the identity of a user's account before granting access to resources.
      
    • Basic understanding of networking, including DNS and IP addressing/routing.
      
    • Basic understanding/experience with web-based applications; preferably experience managing/supporting a web-based application (bonus). Knowledge of IIS Web servers would be a bonus.
      
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Keywords: Gray Tier Technologies, Reston , Windows Systems Administrator, IT / Software / Systems , Washington, Virginia