System Administrator

SimVentions, Inc; Avenue (MD); On-site; USD 65,000 - 90,000; Full time

Job summary

SimVentions, Inc. is seeking a System Administrator to support Defense & Aerospace IT and cybersecurity missions. You will manage secure Windows and Linux environments, configure networks, maintain servers, and implement cybersecurity controls for DoD systems.

Work with engineers and cyber specialists in a collaborative, servant‑leadership culture that values integrity, growth, and mission‑focused innovation while delivering resilient infrastructure for national defense programs.

Qualifications

• Experience managing secure Windows and Linux environments.
• Knowledge of DoD cybersecurity requirements and STIG compliance.
• Experience with incident response and disaster recovery.

Responsibilities

• Manage secure Windows/Linux environments.
• Configure networks and maintain servers.
• Implement cybersecurity controls for DoD systems.
• Coordinate with engineers and cyber specialists to ensure system availability and security.

Skills

Windows administration

Linux administration

Cybersecurity

Incident response

DoD compliance

Networking configuration

Server maintenance

Job description

SimVentions, Inc. (4.6 on Glassdoor) seeks a System Administrator to support Defense & Aerospace IT and cybersecurity missions. You'll manage secure Windows/Linux environments, configure networks, maintain servers, and implement cybersecurity controls for DoD systems. Partner with engineers and cyber specialists to ensure availability, patching, STIG compliance, backup/recovery, and incident response. Work in a collaborative, servant-leadership culture that values integrity, growth, and mission-focused innovation while delivering resilient infrastructure for national defense programs.