CyberSecurity/SysAdmin

Position Title: Systems Administrator

Location: Port Hueneme, California

Department: Corporate

Workplace Type: On-site

Description

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.

Requirements

Bachelor's degree in Computer Science, Information Systems, Engineering, or a related field.

Minimum of 3 years of professional experience in systems administration or a related IT discipline.

Active DoD Top Secret clearance (T5) investigation eligibility required at time of hire.

DoD 8570/8140 compliant IAT Level II certification (e.g., Security+, CCNA Security, or equivalent) required prior to start.

Preferred Qualifications

Experience supporting Navy or other DoD environments.

Hands‑on experience with Windows and/or Linux operating systems in enterprise environments.

Familiarity with network management, virtualization, and cybersecurity best practices.

Strong troubleshooting, documentation, and communication skills.

Ability to operate effectively in a team‑oriented, mission‑driven environment.

Benefits

At RMC, we're committed to your career growth! RMC differentiates itself from other firms through its investment in our employees. We invest our resources to train, certify, educate, and build our employees. RMC can offer you a great place to work with a small company feel and give you the experience, tuition assistance, and certifications that will take your career to the next level. This also includes a competitive paid vacation package with 11 paid federal holidays. Additionally, we also offer high-quality, low‑deductible healthcare plans, pet insurance, and a competitive 401K package.

Salary at RMC is determined by various factors, including but not limited to location, a candidate's specific combination of education, knowledge, skills, competencies, and experience, as well as contract‑specific requirements. The current salary range for this position will be $108,000 to $145,000 (annually).

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