MetroStar

Senior Systems Administrator II

MetroStar

full-time

Posted on:

Origin:  • 🇺🇸 United States • Virginia

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Salary

💰 $58 - $72 per hour

Job Level

Senior

Tech Stack

Cyber SecurityLinuxOracle

About the role

  • Lead configuration, sustainment, and performance optimization of enterprise development and production environments. Ensure system availability, security compliance, and operational continuity through proactive administration, Agile collaboration, and continuous improvement practices. Support mission-critical logistics systems. Administer Red Hat Linux and Oracle-based systems. Monitor system logs and performance metrics. Support Agile Kanban workflows and sprint planning. Coordinate with hosting providers and internal teams for issue resolution. Maintain documentation, SOPs, and configuration baselines. Support DR/COOP readiness and obsolescence management. Manage configurations, perform system patching and backups, and ensure uptime and performance across mission-critical systems. Collaborate with cybersecurity, DevSecOps, and engineering teams to support Agile delivery cycles, troubleshoot complex infrastructure issues, and maintain compliance with security and operational standards.

Requirements

  • Bachelor’s degree in Computer Science, Information Systems, or a related technical field. 7–10 years of experience in enterprise systems administration, including Linux-based environments and Oracle infrastructure. Active IAT/IAM Level II certification (e.g., Security+ CE, CySA+, CCNA Security). Demonstrated experience with Red Hat Enterprise Linux, Oracle Exadata, and ZFS storage systems. Proficiency in system patching, backup/recovery, and performance tuning. Familiarity with DoD STIGs, RMF compliance, and cybersecurity best practices. Experience supporting Agile sustainment workflows and DevSecOps pipelines. Must have an active DoD Secret Clearance.