IT Systems Administrator (Full-Time)

SimVentions, Inc · Patuxent river estates, United States

SimVentions, Inc. (Glassdoor 4.6) seeks a System Administrator to support Defense & Aerospace IT systems. Youll manage Windows/Linux servers, networks, user accounts, and cloud services in secure DoD environments. Responsibilities include monitoring system performance, applying patches, hardening and troubleshooting infrastructure, implementing cybersecurity controls, and supporting accreditation requirements. Collaborate with engineers and cybersecurity specialists to ensure availability, reliability, and compliance. Ideal candidates bring scripting skills, strong documentation habits, and a commitment to mission-focused, values-driven work in a collaborative culture.