System Administrator

SimVentions, Inc; Valley Lee (MD); On-site; USD 70,000 - 110,000; Full time

Job summary

SimVentions, Inc. seeks a System Administrator to support Defense & Aerospace IT and cybersecurity operations. You’ll manage Windows/Linux servers, networks, and virtualized environments; harden and patch systems; implement STIGs; and monitor performance, availability, and security.

Partner with cybersecurity teams on RMF/DoD compliance and incident response. You’ll script automation, manage backups, and support end users.

Job description

SimVentions, Inc. seeks a System Administrator to support Defense & Aerospace IT and cybersecurity operations. You’ll manage Windows/Linux servers, networks, and virtualized environments; harden and patch systems; implement STIGs; and monitor performance, availability, and security. Partner with cybersecurity teams on RMF/DoD compliance and incident response. You’ll script automation, manage backups, and support end users. Join a collaborative, mission-focused culture where your work directly supports national defense and offers meaningful growth in a values-driven environment.