Windows System Administrator- Huntsville, Alabama

Davidson Technologies, Inc.

$75K — $95K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Active Final Secret clearance required.
  • CompTIA Security+ (CE) certification or higher needed.
  • 5-10 years of Windows administration experience in a secure, multi-OS environment.
  • Proficiency in Windows 10, 11, Server 2019, and 2022.
  • Experience with Active Directory, DNS, file sharing, group policy, and NFS.
  • Advanced skills in PowerShell and batch scripting.
  • Understanding of DISA STIGs, ACAS, and remediation processes.

Responsibilities

  • Administer Windows 10/11 clients and Server 2019/2022, including virtualization platforms.
  • Manage Active Directory, group policies, DNS, and file sharing services.
  • Develop PowerShell and batch scripts for software deployment and provisioning.
  • Create Ansible playbooks for automation across Windows and RHEL platforms.
  • Apply security updates and hardening procedures as per compliance standards.
  • Administer Microsoft Office 365 and related services, ensuring functionality and support.
  • Diagnose and resolve Windows OS, application, and network issues, providing high-level support.

Benefits

  • Participate in Agile ceremonies and contribute to CI/CD pipelines.
  • Mentorship opportunities for junior staff in hybrid Windows/Linux operations.
  • Engagement in cross-platform automation initiatives.
  • Involvement in a high-security, collaborative environment.
Full Job Description
Windows System Administrator in Huntsville, Alabama to support the Integrated Battle Command System (IBCS) program.

Key Responsibilities
  • Administer Windows 10/11 clients and Windows Server 2019/2022 hosts, including virtualization platforms (Hyper-V/VMware).
  • Manage Active Directory forests, OU structure, group policy, DNS, file sharing (SMB/CIFS) and NFS services.
  • Develop and maintain PowerShell and batch scripts for provisioning, software deployment and remediation.
  • Create and run Ansible playbooks for cross-platform (Windows & RHEL) automation (bonus).
  • Apply DISA STIGs, ACAS scan remediations and Evaluate-STIG tools; perform security-focused OS/software updates and hardening.
  • Administer Microsoft Office 365, Teams, SharePoint and related services.
  • Diagnose and resolve Windows OS, application and networking issues; provide Level 2/3 support.
  • Participate in Agile ceremonies (sprint planning, stand-ups) and contribute to Git/GitLab repositories and CI/CD pipelines (bonus).
  • Produce run-books, SOPs and configuration documentation; mentor junior staff on hybrid Windows/Linux operations.

Required Qualifications
  • Active Final Secret clearance.
  • CompTIA Security+ (CE) certification or higher.
  • 5-10 years experience in Windows administration within a secure, multi-OS environment.
  • Proficiency with Windows 10, Windows 11, Server 2019 and Server 2022.
  • Experience with AD, DNS, file sharing, group policy and NFS.
  • Advanced PowerShell scripting and batch scripting skills.
  • Patch management experience (WSUS, SCCM or equivalent).
  • Familiarity with DISA STIGs, ACAS and Evaluate-STIG processes.
  • Strong written and verbal communication for documentation and stakeholder interaction.

Preferred (Bonus) Qualifications
  • Administration experience with Red Hat Enterprise Linux (RHEL).
  • Experience designing and maintaining Ansible playbooks for Windows and RHEL.
  • Participation in Agile development (Scrum/Kanban).
  • Git/GitLab repository management and branching strategies.
  • Involvement in DevOps pipelines (Jenkins, GitLab CI).
  • Virtualization experience (Hyper-V, VMware ESXi, KVM).
  • Monitoring tools experience (Splunk, SolarWinds, Prometheus).

Key Skills & Competencies
  • Strong problem-solving and root-cause analysis.
  • Ability to work under strict security and compliance constraints.
  • Collaborative mindset; works effectively with Linux, network and security teams.
  • Detail-oriented documentation and change-control processes.
  • Continuous-learning attitude for emerging Windows and hybrid-cloud technologies.

Clearance:
  • Must have an Active DoD Secret security clearance

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