Mid-Level Windows Systems Administrator

Job Locations US-AL-Huntsville
Business Unit
Secret Clearance Preferred


i3 is seeking a mid-level Windows Systems Administrator to support an Army Contract. The mid-level Windows Systems Administrator will provide technical expertise supporting information system components, infrastructure integration and maintenance to satisfy architectural and business requirements in support of a large user base organization. The mid-level Windows Systems Administrator must have a customer centric approach and provide all level of support for the user base community. Candidates for this position must possess or be able to obtain, at a minimum, a United States SECRET level security clearance.


  • Support and Windows system hardening and patching activities using DoD approved tools such as ACAS and HBSS.
  • Perform vulnerability remediation using WSUS/SCCM or other third party tools.
  • Provide direct customer service and technical support to local and remote users as required via phone, e-mail, on-line systems and in person.
  • Perform implementation of system additions and/or enhancements and makes recommendations to management.
  • Manages the functionality of servers and computers running Windows operating systems such as (Windows 10, Windows Server 2012/2016) within an Active Directory environment.
  • Experience with Microsoft Active Directory groups, GPOs, user accounts, and other objects.
  • Experience with Windows System patching and troubleshooting systems that will not automatically patch.
  • Ability to build and customize Windows images for deployment within a large organization.
  • Experience with Multifactor authentication, CAC/Smartcard PKI and certificate management in a Windows environment.
  • Experience with backup and disaster recovery technologies.
  • Maintains the integrity and security of servers and systems.
  • Experience utilizing ticket systems to manage and respond to end user requests.
  • Sets up and administers standard user, administrator and service accounts to include all account paperwork, distribution list management, and expiring accounts.
  • Assist in maintaining system documentation to include detailed hardware and software lists.
  • Understanding of Information Assurance (IA) systems and practices such as DISA STIGs, RMF and system hardening.
  • Interacts with users and evaluates vendor products.
  • Provides advice and training to end-users.
  • Maintains current knowledge of relevant technologies as assigned.



  • Bachelor Degree and 5 years’ experience or HS Diploma and 9 years’ equivalent experience.
  • Familiarity and experience using HBSS and ACAS.
  • Must have Excellent Customer Service Skills.
  • Strong Systems Administration principles and troubleshooting experience.
  • Security+ Certified is required.
  • Strong Information Technology (IT) principles and troubleshooting experience.
  • Active Secret Security Clearance or the ability to obtain one.


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