Systems Administrator

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

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.

• Education and Experience:
  
  Bachelor's degree with years related experience
• Required Security Clearance:
  Must possess an active Secret clearance with the ability to obtain and maintain a TS/SCI. U.S. Citizenship required.
• Required Skills:
  
  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. #LI-AT