System Administrator III

Reflexive Concepts
  • Maryland
    8 days ago

    Job Description

    Reflexive Concepts is seeking a skilled System Administrator III to join our team!

    Reflexive Concepts is looking for a System Administrator III to sustain a large-scale Linux computing environment supporting a critical mission. In this role you will install and maintain COTS/GOTS/FOSS software, handle day-to-day operations, monitoring, and problem resolution across the compute, network, memory, and storage components of the system. You will also maintain the security integrity of the environment, configure network components, and implement operating system enhancements that improve reliability and performance.

    Qualifications: 
    • Active TS/SCI + FS Polygraph
    • Fifteen (15) years of experience as a Systems Administrator in programs and contracts of similar scope, type, and complexity, plus a Bachelor's degree in a technical discipline from an accredited college or university OR
    • Twenty (20) years of experience as a Systems Administrator in programs and contracts of similar scope, type, and complexity, in lieu of a Bachelor's degree (five (5) years of additional Systems Administration experience may be substituted for the degree).
    • Security+ certification
    Required Skills + Experience
    • Experience using the Linux CLI
    • Experience developing scripts using Bash/Python
    • Experience in performing System Administration including installation, configuration, and support of COTS/GOTS/FOSS software in a large-scale Linux cluster environment
    • General technical knowledge regarding compute, network, memory, and storage system components
    • Experience with Red Hat Satellite systems management solution
    • Familiarity using Splunk for ingesting, indexing, searching, monitoring, and analyzing big data
    • Experience with the sustainment and support of large Linux clusters including day-to-day operations, monitoring and problem resolution
    • Experience configuring and sustaining VMware ESXi/Virtualization environments
    • Experience with IaC (Infrastructure as Code) principles and automation tools such as SaltStack and Ansible
    • Experience with corporate STE/STN security compliance policies and procedures
    • Experience using system monitoring tools such as HPE One View and Nagios
    • Experience with containerization technologies such as Docker
    Desired Skills + Experience
    • Experience with container orchestration technologies such as Kubernetes
    • Experience with distributed files systems such as Weka, CEPH, GPFS, and HDFS
    • Experience with the Atlassian Suite of Tools such as Jira and Confluence

    Numbers & Facts

    LocationMaryland
    Websitehttp://www.reflexiveconcepts.com

    Skills

    • Ansibleunmatched
    • Atlassian JIRAunmatched
    • Automationunmatched
    • Bash Scriptingunmatched
    • Big Dataunmatched
    • Commercial Off-the-Shelf (COTS)unmatched
    • CompTIA Security+unmatched
    • Computer Networksunmatched
    • Computer Systemsunmatched
    • Data Analysisunmatched
    • Distributed Computingunmatched
    • Dockerunmatched
    • Full Scope Polygraphunmatched
    • Government Off-the Shelf (GOTS)unmatched
    • HDFS (Hadoop Distributed File System)unmatched
    • Linux Operating Systemunmatched
    • Memory Hardwareunmatched
    • Nagios Monitoring Toolunmatched
    • Network Configuration Managementunmatched
    • Operating Systemsunmatched
    • Performance Managementunmatched
    • Problem Solving Skillsunmatched
    • Python Programming/Scripting Languageunmatched
    • Red Hat Linux Operating Systemunmatched
    • Reliability Engineeringunmatched
    • Scripting (Scripting Languages)unmatched
    • Security Complianceunmatched
    • Sensitive Compartmented Information (SCI)unmatched
    • Splunkunmatched
    • Systems Administration/Managementunmatched
    • Top Secret Clearanceunmatched
    • VMWare ESX/ESXiunmatched
    • Virtualizationunmatched

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