Infra & Security Admin — CMMC, Hybrid, DMV

AMT Engineering; Rockville (MD); Hybrid; USD 90,000 - 120,000; Full time

Benefits offered by this job

Hybrid schedule

ESOP participation

MIP bonus program

Full benefits

Job summary

AMT, Inc. is seeking a mid-level IT Infrastructure & Security Administrator to own day-to-day infrastructure operations and support our CMMC compliance journey.

This role covers Windows Server, AD, M365, and Azure, with scripting in PowerShell and Python, plus security monitoring and cross-location support. You will back up infrastructure functions, contribute to AI tool deployment, and help lead security posture improvements while collaborating with an ESOP-backed, growth-focused team in

Qualifications

• 5-8 years of experience in IT infrastructure, systems administration, or security engineering.
• Hands-on experience with Windows Server, Active Directory, Microsoft 365, and cloud environments (Azure preferred).
• Scripting or programming ability (PowerShell, Python).
• Working knowledge of network administration — firewalls, switching, VPN, DNS/DHCP.
• Familiarity with cybersecurity frameworks — NIST, CMMC, or similar.
• Strong problem-solving skills with the ability to work independently under pressure.
• Excellent communication skills — able to explain technical issues to non-technical staff.
• Experience with CMMC compliance implementation.
• Familiarity with AI tools and their practical application in a business environment.
• Experience with CrowdStrike or similar enterprise backup/security tools.

Responsibilities

• Manage and monitor servers, networks, and cloud infrastructure across multiple office locations.
• Serve as primary backup for all infrastructure and security functions, including on-call coverage during evenings and weekends on a rotating basis.
• Support and help advance CMMC Level 1 and Level 2 compliance efforts, including documentation, policy enforcement, and staff training.
• Assist in managing Microsoft 365 environment including Teams, SharePoint, OneDrive, and Entra ID.
• Maintain and improve cybersecurity posture — endpoint protection, SIEM monitoring, vulnerability management, and incident response.
• Support the buildout and management of a formal after-hours helpdesk rotation system.
• Contribute to AI tool evaluation, deployment, and internal training initiatives.
• Support office infrastructure needs across outlying locations including occasional travel.

Skills

Windows Server

Active Directory

Microsoft 365

Azure

PowerShell

Python

Networking

Cybersecurity

CMMC

CrowdStrike

Education

CompTIA Security+

Microsoft Certifications

CISSP

Tools

CrowdStrike

SIEM

Job description

AMT, Inc. is seeking a mid-level IT Infrastructure & Security Administrator to own day-to-day infrastructure operations and support our CMMC compliance journey.

This role covers Windows Server, AD, M365, and Azure, with scripting in PowerShell and Python, plus security monitoring and cross-location support. You will back up infrastructure functions, contribute to AI tool deployment, and help lead security posture improvements while collaborating with an ESOP-backed, growth-focused team in