Systems Administrator (6773)

MetroStar is seeking a Systems Administrator to support a U.S. Air Force customer by administering, maintaining, and securing enterprise IT systems in a dynamic mission environment. The role ensures the availability, performance, and security of an Air Force system hosted within an AWS Gov Cloud environment, primarily consisting of Linux-based servers. This position supports system modernization, strict cybersecurity compliance, and operational excellence. This is a fully remote position with limited travel required to support customer meetings or mission needs.

Responsibilities

• Monitor the health, performance, and availability of AWS-hosted Linux and Windows servers, responding to alerts and troubleshooting issues before they impact operations.
• Perform routine system administration tasks, including patch management, software updates, vulnerability remediation, and system maintenance activities.
• Harden servers and applications in accordance with DISA STIG requirements, ensuring compliance with DoD cybersecurity standards and maintaining secure system baselines.
• Review vulnerability scan results, develop remediation plans and POA&Ms (Plans of Action and Milestones), and coordinate corrective actions with technical teams.
• Support Risk Management Framework (RMF) activities by collecting compliance evidence, documenting security controls, and helping maintain authorization requirements.
• Manage user accounts, permissions, and access controls, ensuring proper system access while adhering to established security protocols.
• Maintain configuration management standards by validating server configurations, documenting changes, and ensuring systems remain compliant with approved baselines.
• Troubleshoot hardware, software, and interoperability issues, working with engineers and cybersecurity personnel to quickly resolve incidents and minimize mission impact.
• Execute backup, recovery, and disaster recovery procedures, helping ensure system resilience and continuity of operations.
• Create and update technical documentation, SOPs, and knowledge articles to support operational consistency and knowledge sharing.
• Collaborate regularly with Air Force stakeholders, cybersecurity teams, cloud engineers, and system administrators to support continuous monitoring, infrastructure modernization efforts, and mission success.

Requirements

• Bachelor's degree in Information Technology, Computer Science, Engineering, or a related technical field. *(High school diploma + 7 years Linux system administration experience may be substituted for degree)
• Minimum of 3 years of experience administering Linux enterprise IT systems.
• Proven experience as a System Administrator operating within an AWS environment.
• Hands-on experience supporting Department of Defense (DoD) or U.S. Air Force IT environments.
• Experience administering Linux operating systems (AWS Linux, Ubuntu) as well as Microsoft Windows Server environments.
• Extensive experience hardening servers and applications in accordance with DISA STIGs.
• Strong analytical, troubleshooting, and problem-solving skills with the ability to manipulate operating system components and optimize performance.
• Excellent written, verbal, and interpersonal communication skills.
• Must meet DoD 8140 qualification requirements (e.g., Security+ CE).
• Active Secret security clearance required.

Pay

Salary range: $90,000 - $100,000. The final salary offered will be determined based on qualifications, skills, relevant experience, internal equity, and organizational needs. This role is also eligible for additional compensation, including performance-based bonuses, company-paid training/certifications, and referral bonuses.

Benefits

• Health, dental, and vision insurance
• 401(k) retirement plan with company match
• Paid time off (PTO) and holidays
• Parental leave and dependent care
• Flexible work arrangements
• Professional development opportunities
• Employee assistance and wellness programs