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Linux System Administrator II

Company: Criterion Systems, Inc.
Location: Sterling
Posted on: January 8, 2021

Job Description:

Overview:At Criterion Systems, we developed a different kind of business-a company whose real value is a reputation for excellence built upon the collective skills, talents, perspectives, and backgrounds of its people. By accepting a position with Criterion Systems, you will join a group of professionals with a collaborative mindset where we share ideas and foster professional development to accomplish our goals. In addition to our great culture, we also offer competitive compensation and benefit packages, company-sponsored team building events, and advancement opportunities. To find out more about how Criterion can help you take your career to the next level please visit our website: www.criterion-sys.com.We are looking for candidates to help deliver full lifecycle development and sustainment for the Department of Homeland Security's (DHS) National Cybersecurity Protection System (NCPS). The NCPS assists more than 100 federal civilian government agencies with the protection of their networks against advanced cyber threats. Under this contract, you will support the government in the design, development, operations and maintenance services for the NCPS. Together we will build the mission critical cybersecurity solutions that will enable the timely dissemination of threat warnings and improve information sharing across DHS's stakeholder community.Responsibilities:Criterion Systems is seeking a Linux Systems Administrator II to support the design, development, and deployment of advanced cybersecurity capabilities.Responsibilities Include:

  • Providing technical and system administration support through troubleshooting, identifying and isolating issues, conducting root cause analysis, and implementing appropriate solutions to software and system anomalies as they occur.
  • Performing scans and remediating vulnerabilities in Linux and/or Windows environments.
  • Responding to application-related issues, resolving on-the-spot problems (when possible), replicating the issue for internal analysis/diagnosis, and preparing technical documentation accurately depicting the problem and/or solution for feedback to developer/vendor.
  • Working alone on individual projects while being involved in larger projects as a team effort.
  • Supporting the operations and maintenance aspects of deployed capabilities.
  • Supporting the development of system security documentation on both new and previously deployed capabilities.
  • Managing the functionality and efficiency of a group of computers running on one or more operating systems.
  • Helping to maintain the integrity and security of IT systems.
  • Adhering to policies and standards related to the use of computing resources.
  • Interacting with users including providing advice and training as needed.
  • Maintaining current knowledge of relevant technologies.
  • Participating in special projects as requested.Qualifications:
    • Bachelor's degree in Systems Engineering, Computer Science, Information Systems or related technical field. Two years of related work experience may be substituted for each year of degree level education.
    • Have 2+ years of applicable, hands-on Linux systems administration experience.
    • Experience with Linux (Red Hat Enterprise Linux (RHEL) preferred) including knowledge of related hardware and software.
    • Meaningful, hands-on experience performing scans and remediating vulnerabilities in Linux environments.
    • Must be able to manage the functionality and efficiency of a virtual/physical desktop pool by proactively and reactively responding to centrally managed trouble and incident tickets.
    • Knowledge of the principles, methods, and techniques used in systems administration and support.
    • Ability to develop and maintains system/security documentation as needed.
    • Ability to interact with users to include software installs and hardware/software troubleshooting.
    • Must be able to maintain knowledge of current system design to connect, configure, and/or enable information systems, devices, or components as assigned.
    • Ability to assist team members by providing input, either written or verbal, to program deliverables including trade studies, white-papers, vendor presentations, and hardware and software requirements.
    • Be able to provide support for maintenance and change requests for all user-facing devices and systems.
    • Must be a US Citizen with a Secret clearance to start and be able to obtain a TS/SCI clearance.
    • Must be able to obtain DHS Suitability.Preferred Skills:
      • Experience with Infrastructure as Code (IaC) using Ansible or other comparable products.
      • Experience with physical and virtual RHEL servers including Red Hat Satellite Servers.
      • Experience with virtualized cloud environments.
      • Experience working in an agile development environment.
      • DoD 8570.1 IAT Level I certification.
      • Professional certifications in one or more technologies that are applicable to systems administration is a plus.Criterion Systems, Inc. is committed to equal employment opportunity and non-discrimination at all levels of our organization. We believe in treating all applicants and employees fairly and make employment decisions without regard to any individual's protected status: race, ethnicity, color, national origin, ancestry, religion, creed, sex/gender, gender identity/gender expression, sexual orientation, physical and mental disability, marital/parental status, pregnancy (including childbirth, lactation, and related medical conditions), age, genetic information (including characteristics and testing), military and veteran status, or any other characteristic protected by law. For our complete EEO/AA and Pay Transparency statement, please visit https://careers-criterion-sys.icims.com/.

Keywords: Criterion Systems, Inc., Sterling , Linux System Administrator II, IT / Software / Systems , Sterling, Virginia

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