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Lab Manager III - Sr. Linux Admin

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Onsite

Lab Manager III - Sr. Linux Admin

Farfield Systems, Inc

Lab Manager III - Sr. Linux Admin

Skills

Google Cloud PlatformPostgreSQLCybersecurityAIAWSLinuxComplianceAzure

15 days ago

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Important information


Contract type:

Permanent, Temporary

Location:

Arrington, VA 22922, USA

Work mode:

Onsite

Published on:

6 October 2026

What they need


Join Our Mission-Driven Team as a Senior Linux Administrator!

At Farfield Systems, we’ve spent over 23 years dedicated to empowering the government contracting community. Our commitment to "employee driven…customer focused" is not just a motto; it’s the heartbeat of our culture and the foundation of our success. We believe that when our team thrives, so do our customers. We are currently seeking a passionate and skilled Senior Linux Administrator to join our team, supporting a critical U.S. Government mission that is vital to national security.

Your Role in Our Mission:
As a Senior Linux Administrator, you will play a pivotal role in designing, building, delivering, and operating a next-generation network operations environment for our valued customer. You will be instrumental in establishing and maintaining a Cyber Threat Intelligence Database, contributing to the broader vision of CISA IT’s consolidation and modernization efforts. Your expertise will enhance our cybersecurity posture and operational efficiency, while fostering collaboration with key external partners.

Key Responsibilities:

  • Standardize processes across multiple CISA environments to enhance effectiveness.
  • Prioritize critical updates in line with CISA IT’s cybersecurity goals.
  • Integrate automation and intelligent systems to streamline operations.
  • Strengthen collaboration between CISA teams, government sponsors, and tenants for seamless communication.
  • Improve transparency and operational agility through robust metrics.
  • Leverage your technical expertise to automate tasks and optimize system performance.
  • Support cloud environments and contribute to the development of enterprise-wide patching standards and best practices.
  • Engineer and maintain Linux system architectures (primarily RHEL 8/9/10 and AWS Linux).
  • Perform security hardening, patching, and lifecycle maintenance of operating systems.
  • Manage backup, recovery, and configuration documentation to ensure system integrity.
  • Engineer and implement standardized patching methodologies across AWS, Azure, and Google Cloud environments.
  • Actively participate in refining workflows, metrics, and operational processes.
  • Integrate AWS, Azure, and Google native services to enhance patching and DevOps infrastructure.
  • Evaluate and implement AI capabilities into the Threat Intelligence Platform.
  • Serve as a central conduit between ESS teams, government sponsors, and tenants.
  • Establish and track key metrics such as patch compliance and automation achievements.
  • Support continuous improvement initiatives based on stakeholder feedback and operational data.
  • Follow established testing and implementation methods to ensure stability and interoperability of vendor-provided patches and code.
  • Troubleshoot complex issues in a highly integrated environment, coordinating with external experts and vendors for effective solutions.

Requirements:

Required Skills:

  • U.S. Citizenship is a must.
  • Active TS/SCI clearance is required.
  • Ability to obtain DHS Suitability.
  • 5+ years of Linux systems administration experience (RHEL 8/9/10 preferred).
  • Strong background in Linux Engineering.
  • Proficient in PostgreSQL databases.
  • Experience with performance tuning and troubleshooting across compute, network, and storage layers.
  • Familiarity with general networking concepts or AWS-specific networking and security.

Desired Skills:

  • Experience in development environments.
  • Experience in Classified Environments.
  • Knowledge of SELinux, multilevel security systems, or Cross Domain Solutions.
  • Proven ability to coordinate with external vendors to communicate customer needs.
  • Experience with HTTP APIs and authentication using API keys and OAuth Tokens.

Required Education:

  • Bachelor’s degree in Computer Science, Computer Engineering, Computer Information Systems, Computer Systems Engineering, or a related field, or a high school diploma with 7+ years of lab management or systems administration experience.

Desired Certifications:

  • DoD 8570.1 IAT Level II.
  • CompTIA Linux+.
  • Red Hat Certified Systems Administrator (RHCSA).

Why Farfield Systems?
Join a team where your contributions make a real difference! At Farfield, we prioritize our team members and are committed to fostering an environment of growth, collaboration, and innovation. Be part of a mission that matters and help us continue our legacy of excellence in serving our customers’ most important missions.

Apply today and help us shape the future with your expertise!

Security Clearance Required: TS/SCI

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