Systems Administrator

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MetroStar

WebsiteLinkedInAll Job Openings

201 - 500 employees

💼 Consulting

🎖️ Defense

🏥 Healthcare

Consulting • Defense • Healthcare

MetroStar is a Virginia-based IT digital services and solutions provider with a legacy of over two decades. The company specializes in serving government agencies by offering advanced technology solutions, including artificial intelligence, digital experience, application modernization, and enterprise IT. MetroStar is committed to transforming how people, agencies, and tech enthusiasts connect in the digital age and plays a significant role in supporting federal agencies, the defense and intelligence communities, and sectors like agriculture and healthcare. They provide their services through collaboration with agencies like the Air Force and USDA, aiming to propel government missions and enhance digital transformation.

📋 Description

• 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 yrs 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 War (DoW) or U.S. Air Force IT environments. • Experience administering Linux operating systems (AWS Linux, Ubuntu) as well as Microsoft Windows Server environments. • Must have 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.

🏖️ 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