Senior Linux Systems Engineer — Automation & CI/CD

Quantum Leap Research, LLC

Leesburg (VA)

On-site

USD 170,000 - 205,000

Full time

4 days ago
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Benefits offered by this job

401(k) match
Education assistance
Insurance premium subsidies

Job summary

Quantum Leap Research, LLC is seeking a senior Linux Systems Engineer to support and evolve our core infrastructure. You will administer Linux-based production environments, troubleshoot across OS and performance layers, and design integrations between internal tools and services.

The role emphasizes automation, scripting, and strengthening CI/CD pipelines to minimize manual tasks. Candidates with strong Linux expertise and experience in large-scale environments are encouraged to apply.

Qualifications

  • 10+ years of hands-on Linux administration and systems engineering experience.
  • Strong troubleshooting across OS, storage, authentication, and performance layers.
  • Scripting skills in Python, Perl, Bash for automation and integration.
  • Experience with CI/CD pipelines (GitLab preferred; Jenkins acceptable).
  • Experience with Git/version control workflows and tool integration across systems.

Responsibilities

  • Administer, maintain, and enhance Linux-based production systems.
  • Troubleshoot complex issues across OS, storage, authentication, and performance layers.
  • Diagnose and resolve boot, filesystem, and system-level failures.
  • Manage LDAP-based authentication systems (SSSD/PAM).
  • Design and build integrations between internal systems, tools, and services.
  • Develop scripts to automate workflows and connect infrastructure components.
  • Contribute to and improve CI/CD pipelines and deployment workflows (GitLab or similar).
  • Reduce manual tasks through automation and process improvement.
  • Collaborate with engineering and IT teams to ensure reliable operations.

Skills

Linux administration
Troubleshooting
Scripting (Python, Perl, Bash)
CI/CD (GitLab, Jenkins)
LDAP authentication

Education

RHCE or similar certifications (preferred)

Tools

GitLab
Jenkins
Ansible
Postfix/Dovecot

Job description

Quantum Leap Research, LLC is seeking a senior Linux Systems Engineer to support and evolve our core infrastructure. You will administer Linux-based production environments, troubleshoot across OS and performance layers, and design integrations between internal tools and services.

The role emphasizes automation, scripting, and strengthening CI/CD pipelines to minimize manual tasks. Candidates with strong Linux expertise and experience in large-scale environments are encouraged to apply.

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