Senior Systems Administrator (SSA) – Active Directory

Full Time, Top Secret
Quantico, VA
Posted 2 months ago

Functional Responsibilities:

The SSA/AD shall routinely make group policy modifications to support the needs of the domain. The SSA/Active Directory shall review existing configurations of the replication topology for inconsistencies and deploys new configurations during site build. She/he shall author PowerShell scripts to automate deployment tasks. The SSA/AD shall configure and troubleshoot name resolution in an Active Directory-integrated split-brain DNS environment. The SSA/AD shall perform daily health checks of the enterprise, and up-channel findings with suggested remedies for implementation. The SSA/AD shall manage the Active Directory-based activation of Windows platforms. Implements security enhancements to the environment as directed by the CSO. The SSA/AD shall proactively review current Active Directory technologies and presents suggestions of those which may enhance the mission. The SSA/AD shall support the unit with other duties as assigned within the scope of work.

Relevant Experience:

  • Top-Secret clearance is required.
  • Provided support to the umbrella of Active Directory (AD) technologies.
  • Enterprise-level experience in optimizing Directory Services infrastructure.
  • Monitor and maintain existing Directory Services environments in multiple enclaves.
  • Utilizes Group Policy to harden resources within the environment.
  • Working knowledge of DISA STIGs and their implementation.
  • Evaluate the relationship between existing policies and plans for the introduction of those needed in the future.
  • Troubleshoot Group Policy processing issues that arise on systems within the environment.
  • Maintain DNS at the service level, verifying functionality and troubleshooting issues.
  • Utilize split-brain DNS for multi-homed enterprise resources.
  • Maintain the health of existing AD Federated Services technologies.
  • Working knowledge of creating/maintaining federation trusts.
  • Maintain the health of existing AD Certificate Services technologies

Preferred Skills:

  • Active Directory 2016, 2019, 2022 and latest version
  • Group Policy
  • DNS
  • Active Directory Certificate Services/PKI
  • Author PowerShell scripts that will be used to standup and maintain AD Environment

Minimum Education and/or Experience:

Four (4) year college degree in system administration, information technology, computer science, computer engineering, plus five (5) years of experience in designing, managing, administering, documenting, troubleshooting, and supporting Active Directory components or in lieu of education ten (10) years of experience in designing, managing, administering, documenting, troubleshooting, and supporting Active Directory components within IT systems in both production and development environments.

Job Features

Job CategoryIT, Top Secret
Clearance RequiredTop Secret

Apply Online

A valid email address is required.