Classified IT Systems Administrator | Intune & Security

Modern Technology Solutions, Inc. (MTSI); Colorado Springs (CO); On-site; USD 90,000 - 115,000; Full time

Benefits offered by this job

Medical benefits

Onsite workplace

Paid time off

Job summary

Modern Technology Solutions, Inc. (MTSI) in Colorado Springs seeks an IS Systems Administrator to manage Classified and Unclassified systems, patching, and security hardening. The role supports end-user IT and collaborates with the ISS team on RMF/NIST compliance.

You will configure Active Directory, manage Intune/MDM, and ensure VPN access while maintaining SIEM-ready documentation and adherence to SLAs.

Qualifications

• Experience in classified environments and RMF/NIST guidance.
• Bachelor's degree or equivalent with DoD IT role experience.
• Security+ or equivalent certification preferred.

Responsibilities

• Administer and support classified and unclassified systems.
• Patch, harden, and monitor Windows devices and servers.
• Manage assets and provide end-user support per SLA.
• Configure networks, AD, VPN, and device management.
• Collaborate with ISS team on security standards and incident response.

Skills

Windows OS

Active Directory

Office 365

Networking basics

TCP/IP & DNS

Patch management

Security concepts

VPN administration

Intune

MDM

Education

Bachelor's degree in Computer Science or related

Security+ certification

Tools

Intune

ManageEngine

ServiceNow

Microsoft Entra

Active Directory

Job description

Modern Technology Solutions, Inc. (MTSI) in Colorado Springs seeks an IS Systems Administrator to manage Classified and Unclassified systems, patching, and security hardening. The role supports end-user IT and collaborates with the ISS team on RMF/NIST compliance.

You will configure Active Directory, manage Intune/MDM, and ensure VPN access while maintaining SIEM-ready documentation and adherence to SLAs.