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# Systems Administrator

- **Company:** Modern Technology Solutions, Inc.
- **Location:** Colorado Springs, CO, United States (Remote available)
- **Experience:** Expert
- **Salary:** $100,000.0 - $160,000.0
- **Contract:** Permanent contract
- **Skills:** Microsoft Access, Microsoft Windows, CompTIA Security+, Data as a Services, Data Loss, Linux, Disaster Recovery, Domain Name System (DNS), Monitoring of Systems, Hyper-V, Networking Hardware, Interoperability, Intrusion Detection and Prevention, Kernel-Based Virtual Machine, Network Security, Network Connections, Routing, Network Protocols, Software Architecture, Systems Integration, TCP/IP, Virtualization Technology, Diagnostic Tools, Virtual Environment, SC Clearance, Information Technology, Patch Management, Vulnerability Analysis, Vmware
- **Published:** October 26, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9249201/systems-administrator

## About the Role

Bachelor's degree with 5 years related experience, Must possess an active Secret clearance with the ability to obtain and maintain a TS/SCI. U.S. Citizenship required., * Experience as a Systems Administrator supporting mission-critical IT environments, preferably within DoD or aerospace programs.

 * Proficiency in administering Windows and Linux-based operating systems.
 * Familiarity with network protocols (TCP/IP, DNS, routing) and network security practices.
 * Experience with virtualization technologies such as VMware, Hyper-V, or KVM.
 * Working knowledge of compliance frameworks such as RMF, DISA STIGs, and NIST 800-53.
 * CompTIA Security+ required.

## Description

We are seeking a highly skilled IT Systems Administrator to join the Digital Engineering Environment team supporting the Space-Based Interceptor Program Management Office.

Note, this role is 100% remote but candidate must reside in Colorado Springs, Colorado.

This role is critical to managing, maintaining, and securing IT systems and infrastructure that underpin mission-critical operations for Department of Defense (DoD) requirements. As an IT Systems Administrator, you will ensure the reliability, scalability, performance, and cybersecurity of IT systems while supporting multi-domain operations and open systems architectures.

About the Program:

SBI serves as the first all-digital program within the U.S. Space Force, leveraging MTSI's expertise to establish a government-owned DEE that accelerates development, ensures interoperability, and secures workflows. This position supports next-generation capabilities across space vehicles, ground systems, and fire control systems elements, driving mission agility, iterative prototyping, and operational alignment., System Installation, Configuration, and Maintenance:

 * Install, configure, and maintain operating systems, hardware, virtual environments, and network devices to meet program needs.
 * Manage servers, workstations, storage, and peripheral systems as part of a high-performance IT infrastructure.

System Monitoring and Troubleshooting:

 * Monitor system performance and uptime using diagnostic tools, resolving issues promptly to minimize operational disruptions.
 * Identify, troubleshoot, and resolve technical issues in collaboration with cross-functional teams and external vendors.

Access and Security Management:

 * Implement and enforce security measures, including access controls, endpoint protections, and intrusion detection/prevention systems.
 * Perform security compliance tasks such as patch management, vulnerability assessments, and remediation activities in accordance with DoD standards (e.g., RMF, DISA STIGs).

Infrastructure Support:

 * Maintain virtualized environments using hypervisor technologies (e.g., VMware, Hyper-V) to support program requirements.
 * Support systems integration efforts, ensuring interoperability across hardware and software architectures.

Backup and Disaster Recovery:

 * Develop and maintain backup and recovery procedures to minimize data loss and downtime.
 * Test disaster recovery scenarios and support risk mitigation strategies.

Network and Communication Support:

 * Maintain network connectivity, including configuration and troubleshooting of switches, routers, and firewalls.
 * Support secure communication architectures to ensure the availability of critical data services.

Documentation and Compliance:

 * Generate and maintain technical documentation, such as system diagrams, SOPs, and user guides, ensuring accuracy and compliance with DoD policies.
 * Ensure systems adhere to DoD authorization standards and cybersecurity frameworks.

Collaboration and Consultation:

 * Coordinate with program stakeholders, engineers, and other IT professionals to align system capabilities with mission objectives.
 * Provide technical expertise and recommendations for system improvements and upgrades.