DoD IT Support Specialist – Onsite & Compliance‑Driven

Advanced Technology Systems Company; Gilbert (AZ); On-site; USD 70,000 - 110,000; Full time

Job summary

Advanced Technology Systems Company (ATSC) seeks an IT Specialist to provide internal support for corporate systems, infrastructure, and users in a DoD-focused GovCon environment. You’ll help maintain security posture, support day-to-day IT operations, and ensure compliance with applicable standards.

Responsibilities include administering AD, servers, VPN and cloud services, managing assets, and assisting in security tool deployment; the role requires US citizenship and eligibility for a Secret

Qualifications

• Associate or Bachelor's degree in IT, CS, Cybersecurity, or related field or equivalent experience.
• 3+ years IT support in a professional, security/compliance driven setting, preferably DoD.
• Working knowledge of Windows Server, Microsoft 365, AD, networking, and endpoint management.
• Familiarity with NIST 800-171, DFARS, CMMC and ability to lead CMMC implementation.
• Strong troubleshooting and communication skills; able to work independently.

Responsibilities

• Provide internal IT support including troubleshooting, system maintenance, and issue resolution.
• Administer and maintain servers, workstations, collaboration tools, VPN, and cloud services.
• Ensure compliance with DoD cybersecurity requirements (NIST 800-171, DFARS, CMMC).
• Manage user accounts, access controls, GPOs, and software updates in AD.
• Support onboarding/offboarding and provisioning of IT assets and access.
• Maintain asset inventory, licensing records, and audit-ready documentation.
• Assist in deploying and monitoring cybersecurity tools (endpoint protection, logging).
• Support security assessments, POA&Ms, and internal audits.
• Coordinate with vendors for escalated issues or procurement.
• Participate in business continuity and disaster recovery planning.

Skills

Windows Server

Microsoft 365

Active Directory

Networking fundamentals

Endpoint management

Troubleshooting

Communication

Cloud services

Security tooling

Education

Associate or Bachelor's degree in IT/CS/Cybersecurity or related field

Tools

Intune

Azure AD

AWS

Splunk

LogRhythm

Job description

Advanced Technology Systems Company (ATSC) seeks an IT Specialist to provide internal support for corporate systems, infrastructure, and users in a DoD-focused GovCon environment. You’ll help maintain security posture, support day-to-day IT operations, and ensure compliance with applicable standards.

Responsibilities include administering AD, servers, VPN and cloud services, managing assets, and assisting in security tool deployment; the role requires US citizenship and eligibility for a Secret