Senior Microsoft Systems Administrator – Windows Hardening

Gilder Search Group

Montgomery (AL)

On-site

USD 85,000 - 120,000

Full time

8 days ago

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Benefits offered by this job

Health Insurance

401(k) Plan with Employer Match

Paid Time Off

Job summary

Advanced Systems Design, a leading IT provider for government clients, seeks a Senior Microsoft Systems Administrator in Montgomery, AL to lead a project hardening Windows servers/workstations to align with NIST SP 800-53 controls. You will implement configuration baselines, enforce access controls, and monitor compliance using AD, SCCM/MECM, Intune, and Defender for Endpoint.

The role requires 4+ years of enterprise Windows administration, strong PowerShell scripting, and US citizenship.

Qualifications

4+ years of hands-on experience administering Windows servers and workstations in enterprise environments.
Demonstrated experience implementing NIST SP 800-53 security controls on Microsoft platforms.
Proficiency with Microsoft administration tools: Active Directory, Group Policy, PowerShell, SCCM/MECM, Intune, Defender suite.

Responsibilities

Install, configure, harden, patch, and maintain Windows Server 2019/2022+ and Windows 10/11 workstations per NIST SP 800-53 Rev. 5.
Implement and validate security controls across AC, CM, IA, AU, SC, and others for endpoints/servers.
Manage GPOs, security baselines, and Intune/MECM policies to enforce 800-53 configurations.
Perform hardening tasks: execution policies, host firewalls, MFA, privileged accounts, data encryption, remove unnecessary services.