Oasis Systems

  • Linux Systems Administrator (#585)

    Job Locations US-MD-Annapolis Junction
    Posted Date 3 weeks ago(3 weeks ago)
    Requisition Number
    Information Technology
  • Overview

    All candidates must have active TS/SCI clearance with Full Scope Poly. MAR (MD), LLC is unable to sponsor new clearances.


    MAR Division of Oasis Systems has an exciting opportunity for a Linux System Administrator.

    LOCATION: Annapolis Junction, MD

    EDUCATION / EXPERIENCE : Bachelor's degree in a business or related technical discipline from an accredited college or university is required. Two (2) years of additional business or related IT experience may be substituted for a bachelor's degree. Six (6) years of business or related IT experience is required.

    RESPONSIBLITIES: Functionally, the successful candidate will:

    • Have 6 years of experience with all facets of Linux system administration to include:
      • Management of: Users & File Systems, Backups, Patches, Security, Networks
    • Have 6 years of experience with all facets of Linux system administration to include:
      • RedHat / CentOS / Oracle
      • Management of: Users & File Systems, Backups, Patches, Security, Networks
      • Hardware administration/troubleshooting/installation
      • Software installation, administration & troubleshooting
      • Performance tuning
    • Have 6 years of experience with all facets of administering a production system:
    • System accreditation processes:
      • System hardening
      • Preparation for penetration and vulnerability testing
    • System Monitoring & Health monitoring & Troubleshooting
    • Use of customer’s: software repositories, authentication services, network services, COOP facilities, SSP & asset management systems



    Fluent in:

    • Bash/Perl/etc. scripting
    • Puppet
    • Docker
    • F5 BigIP administration
    • Cisco Switch management/configuration

    Experience with installation/management of:

    • Apache Tomcat, NiFi, Java, Browsers
    • Oracle ZFS storage appliance management/configuration
    • Oracle Exadata
    • Jira, Confluence, Git/software configuration management
    • Effective communications skills & documentation skills
    • Ability to work with large team of developers
    • Ability to manage a small team of administrators
    • Willingness to take direction
    • Willingness to interact with customer watch facilities

    Understanding/appreciation of customer mission requirements


    Work within an Oracle Consulting Team to provide systems administration support for development, test, and production environments for an IC community service.

    Responsible for:

    • Provide system implementation, troubleshooting, and maintenance support on Linux & Windows systems
    • Manage days to day operations, monitoring and problem resolution of IT systems, as well as install, configure, and maintain required applications such as McAfee, system event logging & auditing, configuration management tools, system healy monitoring tools, and IAVA compliance patching
    • Work with team to identify, recommend, implement, and document future system & IT service enhancements.
    • Create and maintain documentation related to the overall IT environments and associated proceedures.
    • Support OCBs efforst after normal duty hours.

    MAR Division of Oasis Systems is an equal opportunity employer and does not discriminate in hiring or employment on the basis of any legally protected characteristic including, but not limited to, race, color, religion, national origin, marital status, gender, sexual orientation, ancestry, age, medical condition, military veteran status or on the basis of physical handicap which, with reasonable accommodation, render the application to satisfactorily perform the job available.




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