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Addison Group

Red Hat Systems Administrator

Addison Group, Fairfax, Virginia, United States, 22032


Our client is seeking a Red Hat Linux Systems Administrator with an active Top Secret Security clearance to join their team. This position is currently hybrid, reports up to 3 days per week to a client location. In this role you will support the design, build, and testing of application upgrades and participate in disaster recovery (DR) planning and execution in support of customer requirements.Responsibilities:Create and maintain documentation of all platform service processes, procedures, and artifactsBuild, configure, upgrade, maintain, secure, decommission, and otherwise maintain a RHEL server infrastructurePlan installation, configuration, and testing storage subsystems (i.e., Network File System (NFS), Storage Area Networks (SANs))Perform systems operation support, to include system monitoring, patching, backup, restore, troubleshooting, performance tuning, vulnerability remediation, and other related administrative dutiesSupport data center consolidation effortsProvide expertise and assistance in migrations to managed service(s)Deploy new tools as identifiedRequirements:Bachelor's degree and 10+ years' experience or Master's Degree with 8+ years' experienceExpertise with RHEL version 7 and above, RHEL Satellite Server and Ansible, and RHEL Resilient StorageExpertise using RHEL administration and monitoring tools.Expertise in patching, Security Technical Implementation Guides (STIG), and continuous monitoringExperience with network monitoring and connectivity tools.Usable knowledge of networking and networking architectureStrong troubleshooting abilities and Root Cause Analysis for any systemSupport on a M-F business hours schedule in the US Eastern time zoneExtended hour, weekend, and on-call support as required by mission or emergenciesFamiliarity with the following is a plus:Experience with VMWareExperience with J2EE (Java Enterprise Edition) and Java ApplicationsExperience with Oracle Fusion Middleware and Oracle Database ServersITIL or ISO training and/or certificationPast experience with the Department of JusticeExperience with using ITSM for ticketing and change management (ServiceNow specifically)