Senior Microsoft Systems Administrator

System Soft Technologies; Montgomery (AL); On-site; USD 90,000 - 120,000; Full time

Job summary

System Soft Technologies in Montgomery, AL is seeking a security-focused Windows administrator with 4+ years of enterprise experience to implement and maintain Windows servers/workstations. You will apply NIST SP 800-53 controls on Microsoft platforms, manage AD, Group Policy, PowerShell, SCCM/MECM, Intune, and Defender, and ensure least-privilege configurations across endpoints.

The role requires hands-on troubleshooting, scripting, and familiarity with Nessus/Tenable for compliance checks,

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.
• Understanding of key 800-53 control families as applied to endpoints/servers (AC, AU, CM, IA, SC, SI, etc.).
• Experience with hardening techniques, baseline configuration management, and least-privilege principles.
• Familiarity with compliance tools (Nessus/Tenable or similar).
• Strong scripting skills (PowerShell preferred) for automation and compliance checks.

Skills

Windows administration

PowerShell

Active Directory

Group Policy

SCCM/MECM

Intune

Defender suite

NIST controls

Least privilege

Nessus/Tenable familiarity

Education

Bachelor's degree in Computer Science, Information Technology, Cybersecurity, or related field

Tools

Nessus/Tenable

Job description

location: Montgomery AL

Duration: 12 Months

US Citizens Only

Required:

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.

Understanding of key 800-53 control families as applied to endpoints/servers (AC, AU, CM, IA, SC, SI, etc.).

Experience with hardening techniques, baseline configuration management, and least-privilege principles.

Familiarity with compliance tools (Nessus/Tenable or similar).

Strong scripting skills (PowerShell preferred) for automation and compliance checks.

Education

Bachelor’s degree in Computer Science, Information Technology, Cybersecurity, or related field (or equivalent experience).

Preferred Skills & Certifications:

Relevant certifications:

• Microsoft: Microsoft Certified: Windows Server Hybrid Administrator Associate, Endpoint Administrator, or equivalent.
• Security/Compliance: CompTIA Security+, CISM, or CAP.

Hands‑on work with Azure AD/Entra ID, Microsoft Defender for Endpoint compliance policies, or Azure Policy for NIST mappings.

Knowledge of related standards (NIST 800-171, CMMC, FISMA