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SimVentions

Employee-owned engineering services provider delivering excellence

Information Assurance Specialist / Systems Administrator

System AdministrationConfirmed live in the last 24 hours
Full-timeDahlgren, VA, USA$75.8k - $133.1k /yr

About the Job

Requirements

  • IAT Level II certification in accordance with applicable DoD 8570/8140 requirements.
  • Hands-on experience administering and troubleshooting Linux operating systems.
  • Knowledge of Linux system configuration, user management, permissions, and security practices.
  • Understanding of information assurance principles and cybersecurity requirements within DoD environments.
  • Complete required Navy and NGA training to obtain privileged administrative access.
  • Ability to work 100% on-site in Dahlgren five days per week in a secure laboratory environment.
  • An active Top Secret clearance with the ability to obtain a CI polygraph is required; U.S. citizenship is required to obtain a clearance.

Responsibilities

  • Provide day-to-day administration, maintenance, and technical support for Linux-based systems.
  • Configure, monitor, troubleshoot, and maintain system performance and security.
  • Manage user accounts, permissions, access controls, and privileged administrative functions.
  • Identify and resolve system issues, security vulnerabilities, and operational concerns.
  • Collaborate with technical teams to maintain system security, reliability, and operational readiness.

Desired Qualifications

  • Experience administering Red Hat Enterprise Linux (RHEL) or similar Linux distributions.
  • Familiarity with Linux command-line utilities, Bash scripting, and system automation.
  • Experience implementing security configurations, system hardening, and vulnerability remediation.
  • Previous experience supporting classified Navy, NGA, or DoD systems.
  • A Bachelor's degree in Cybersecurity or a STEM discipline is preferred.

About the Company

SimVentions

Employee-owned engineering services provider delivering excellence

SimVentions provides modeling, simulation, and analysis services for defense and government customers. It helps clients design, test, and evaluate systems by building simulation models, running digital twins and wargames, and delivering engineering support and software of simulation tools. Their products operate by integrating data, models, and simulations into end-to-end workflows to assess performance, training needs, and risk under realistic scenarios. The company differentiates itself through its employee-owned structure and a focus on delivering precise, reliable simulation and analysis services with a strong emphasis on excellence and client service. The overall goal is to help customers make informed decisions, reduce risk, and improve readiness by providing high-quality, battle-tested simulation solutions.

Company size
201-500
Company stage
Grant
Total funding
$2.5M
Headquarters
Fredericksburg, Virginia
Founded
2000

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