Gray Tier Technologies

Windows Systems Administrator

Full-Time in Washington, DC, US - Senior

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

  • 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

  • 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 concept
  • Understanding/experience with Directory Services (Preferably Microsoft Active Directory)
  • Basic Knowledge of group policy and AD group types. 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
    - I.e., to authenticate the identity of a user's account before they can be granted access to a file or other resource in a domain network or for access to an application.
  • Basic understanding of networking
    - DNS
    - 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.