Red Hat Linux Engineer

Job DescriptionJob DescriptionDescription: ** Must possess an Active Active Top Secret clearance with SCI eligibility to be considered** The Position: The Red Hat Linux Systems Engineer (Journeyman) provides Tier II system administration and operational support for Linux-based environments supporting Joint Staff Command and Control (C2) systems. This role ensures system availability, performance, and security within a classified enterprise environment while supporting both primary and contingency operations. Responsibilities:Administer, configure, and maintain Red Hat Enterprise Linux (RHEL) systems.Monitor system performance, availability, and resource utilization.Troubleshoot hardware, software, and OS-level issues.Apply patches, upgrades, and security updates in compliance with change management.Manage user accounts, permissions, and access controls.Support backup, recovery, and system restoration processes.Maintain system logs and ensure audit and compliance requirements are met.Support integration with enterprise storage and infrastructure systems.Collaborate with network, database, and application teams to ensure system reliability.Participate in incident, problem, and change management processes. Additional Information:On-site at the Pentagon.Requirements: Active Top Secret clearance with SCI eligibility; ANDDoD IAT Level II certification (e.g., Security+ CE); AND10+ years of relevant IT experience; ANDExperience administering Linux/UNIX systems in enterprise environments.PREFERRED:Linux AdministrationExperience with Red Hat Enterprise Linux (RHEL) system administrationExperience with system patching, package management (yum/dnf), and repository managementFamiliarity with system performance tuning and troubleshootingScripting & AutomationExperience with Bash or shell scripting for automationFamiliarity with task automation and cron job managementSecurity & ComplianceExperience applying DISA STIGs to Linux systemsFamiliarity with vulnerability remediation and IAVA patchingVirtualization & InfrastructureExperience with VMware environments supporting Linux systemsFamiliarity with virtual server provisioning and lifecycle managementEnterprise OperationsExperience working in classified or DoD enterprise environmentsFamiliarity with C2 systems About UsAt Integrated Computer Solutions (ICS), our mission is to advance national security and accelerate mission outcomes. We support the Department of War, Intelligence Community, and Federal Civilian agencies by bringing Data Analytics, Cyber Operations, and Digital Modernization together to solve complex operational challenges. Our capabilities help customers turn data into actionable intelligence, protect critical systems, and modernize the environments their missions depend on. With a global footprint and deep experience in government operations, we connect technical expertise with mission understanding to deliver solutions that perform where they matter most. Our people are the foundation of that work. One Team, One Direction reflects how we operate: aligned around our customers’ missions, accountable for results, and guided by integrity. We invest in our people, apply emerging technologies with purpose, and continuously improve how we deliver so our customers can move forward with confidence. Equal opportunity employer, including disability/vets.