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Senior Linux Administrator - TS/SCI

Company: Trowbridge ' Trowbridge
Location: Arlington
Posted on: January 12, 2022

Job Description:

Senior Linux AdministratorLocation: Rosslyn, VAClearance: Active TS/SCI requiredJob Summary:IntelliBridge is seeking a Senior Linux Administrator to join our outstanding team on our DoD Compartmented Enterprise Services Office contract in Arlington, VA (Rosslyn area, near Metro). This role will apply current technologies to the design, development, evaluation, and integration of Linux-based computer information systems and networks to maintain system security.Responsibilities:Manage and administer RHEL systems by providing access to local or remote identity and authentication resources by using System Security Services Deamon (SSSD)Create and edit SELinux policy modulesPerform script writing using either Python, Ruby, or Bash to accomplish server activity automation, increase system efficiency, and minimize time spent on routine tasksConfigure and maintain IPA, which is an identity and authentication solution for LinuxPerform file manipulation using VI or VIM (i.e., scripting text editor)Manage and monitor all installed systems and the Linux infrastructureDiagnose and troubleshoot Linux serversMaintain security, backup, and redundancy strategiesEvaluate, monitor, and enhance security architectures, the security of network data traffic, information security and privacyPerform operating system software updates, upgrades, and patchesPerform technical evaluations, analysis, and troubleshooting for all supported servers in response to system alerts or reports, client guidance, and/or incident tickets in response to activities, such as server failures, full systems outages, or degraded servicesOther duties as assigned Required Qualifications:Possess an active TS/SCI security clearancePossesses 8570 IAT Level II certification; or obtain within 90 days of hireProven working experience in installing, configuring and troubleshooting UNIX /Linux based environmentsStrong understanding of RedHat 6 required and RedHat 7 preferredConfigure and maintain identity and authentication solution like IPAExperience with Patch systems using Yum, Spacewalk and/or Satellite serversUnderstanding of file and user permissions, and software installationsProblem management and troubleshooting experienceExperience with audit configurations to mitigate security requirementsScripting experience in one of the following languages required: Python, Bash, or Ruby

Keywords: Trowbridge ' Trowbridge, Arlington , Senior Linux Administrator - TS/SCI, IT / Software / Systems , Arlington, Virginia

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