Systems Administrator
Resource Management Concepts, Inc. · Port Hueneme, California, United States · Posted Jun 9, 2026
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Location: Port Hueneme, CA (On-site)
Clearance: Active Top Secret (T5/SSBI) Required
This position is contingent on contract award
Resource Management Concepts, Inc. (RMC) is seeking a Systems Administrator to support our Navy customer in Port Hueneme, CA. This role is responsible for administering, maintaining, and securing enterprise IT systems that support mission-critical Department of Defense (DoD) operations. The ideal candidate brings a proactive approach to system reliability, cybersecurity compliance, and end-user support in a dynamic operational environment.
Key Responsibilities
Install, configure, and maintain hardware and software systems, including workstations, file servers, and web servers.
Administer user accounts, permissions, and access controls in accordance with DoD security requirements.
Perform system upgrades, patch management, and vulnerability remediation.
Monitor system performance and troubleshoot issues related to network connectivity, system functionality, and cybersecurity incidents.
Implement and manage security tools such as firewalls, antivirus solutions, and intrusion detection systems.
Ensure system configurations remain compliant with DoD cybersecurity policies and Cyber Workforce (CWF) requirements.
Develop, maintain, and update system documentation, standard operating procedures, and user guides.
Provide responsive, customer-focused technical support and training to end users.
Collaborate with cross-functional teams to support operational and project-based IT initiatives.