ShorePoint is a cybersecurity services firm with a focus on high-profile, high-threat private and public-sector customers who demand experience and proven security models to protect their data. We are seeking a Red Hat Linux Systems Administrator to provide unparalleled support to our customer through the Continuous Diagnostic & Mitigation (CDM) Program. The CDM Program is a high-profile, high-visibility, cybersecurity modernization and risk management program where you can contribute innovative solutions and consult with government agencies to enhance their Information Assurance (IA) programs and continuous monitoring capabilities. This is a unique opportunity to shape the growth, development and culture of an exciting and emerging company in the cybersecurity market.


Roles and Responsibilities

  • Maintain, update, and secure existing Red Hat Linux systems in VMs and in the Cloud as well as manage an existing Elasticsearch clusters in support of Cyber investigations and operations
  • Responsible for optimizing the Elasticsearch stack and Linux systems to ensure optimum performance with minimal downtime
  • Support hardening of OS, maintain user access, and support secure communication across the Linux systems
  • Perform YUM updates and be aware and communicate critical vulnerabilities and determine impact of the updates to the functionality of the Elasticsearch stack applications
  • Update YAML file for configuration of applications
  • Improve existing processes and for surge support for various initiatives in areas related to their area of expertise

Required Skills

  • 6+ years of Red Hat Linux administration, including system design, configuration, maintenance, upgrades, and administration
  • Strong experience/knowledge of virtualization (VMWare, RHEL, etc.)
  • Experience in the installation, configuration, and maintenance of both open source licensed and Commercial-off-the-Shelf software tools
  • Experience with Linux security, SSL/TLS, certificates, encryption, key stores, firewalls, management of PAM authentication, configuring system auditing and configuring SELinux
  • Excellent user interface / interpersonal / written and verbal communication skills
  • Ability to operate in a team environment consisting of both internal and external members, co-workers and customers and attend and discuss tasks in daily agile sprint meetings
  • Ability to document and electronically store daily task information, architecture, processes, and user instructions
  • Ability to understand, identify, and work with containerization features (Docker, OpenShift)
  • Extensive experience working with Red Hat Enterprise Linux 6.X or 7.X, and CENTOS with a strong command-line interface (CLI) skillset
  • Demonstrated success in automating server builds, standardizing images, and managing Linux systems via central management tools such as Satellite, Ansible, or Puppet, etc.
  • Experience securing Linux systems, including conducting regular patches and updates and configuring ip-tables
  • Familiarity with at least one common scripting language such as Python, Perl, bash, curl commands, etc.
  • Experience with DHS Continuous Diagnostics and Mitigation (CDM) a plus
  • Experience with AWS Cloud, Azure Cloud, or Cloud implementations and environments
  • Extensive knowledge and experience with information security standards, policies and practices – NIST SP 800-53 rev4, SP 800-37 rev2, FIPS-199, DHS 4300A.
  • Experience using OpenSCAP and other tools to audit security policy compliance
  • FedRAMP experience is a strong plus
  • Strong understanding of infrastructure technologies and functionalities (e.g., firewalls, Windows/Linux servers, Active Directory (AD), Splunk, SolarWinds, CyberArk, etc.)
  • Experience with handling files, directories, and command-line environments
  • Experience with operating systems, including booting into different run levels, identifying processes, starting and stopping virtual machines, and controlling services
  • Experience with configuring local storage using partitions and logical volumes
  • Experience with file systems and file system attributes, such as permissions, encryption, access control lists, and network file systems
  • Ability to deploy, configure, and maintain systems, including software installation, updates, and core services
  • Ability to manage users and groups, including use of a centralized directory for authentication
  • Ability to troubleshoot issues and suggest resource monitoring options
  • Must be a self-starter and have the ability to think outside of the box to design effective solutions
  • Must have excellent verbal and written communication skills as this position will interact with senior-level executives

Desired Skills

  • Extensive experience building and maintaining Elasticsearch 5.X, 6.X, and/or 7.X solutions (or a strong willingness to learn)
  • Experience optimizing Elasticsearch data structures to support structured and unstructured data
  • Familiarity with the DIACAP and/or MF accreditation processes, specifically with configuring Linux systems in compliance with the Security Technical Implementation Guides (STIGs)
  • Familiarity with Security guidelines such as STIG and CIS Bind DNS PXE Booting RHEL IdM PureStorage Flash Array Dell Equal logic PS & FS series
  • Experience with maintaining a secure, standard OS build process

Education Requirement

  • Bachelor’s of Science in Information Technology, Information Secuity, or similar discipline is desired

Years of Experience Requirement

  • 6+ years of overall IT systems administration experience


  • Reston, VA

Security Clearance

  • Must be able to obtain and maintain DHS Suitability/Entry on Duty (EOD) clearance

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