System Administrator

  • SimVentions, Inc - Glassdoor 4.6
  • Lexington Park, Maryland
  • 07/27/2026
Full time Information Technology Telecommunications

Job Description

SimVentions, Inc. is seeking a System Administrator to support Defense & Aerospace programs within our IT & Cybersecurity team. In this role, you will install, configure, secure, and maintain Windows/Linux servers, networks, and cloud environments that enable mission-critical DoD systems. Responsibilities include managing AD, virtualization, backups, patching, and cybersecurity hardening using STIGs and RMF practices. You'll collaborate with engineers and cybersecurity professionals in a values-driven, family-like culture focused on integrity, teamwork, and national defense.