SELinux SME – APG, MD | Boston, MA in Boston, Massachusetts at DCI Solutions

Job Description

• Serve as a Linux Systems Engineer with deep SELinux expertise
• Engineer and support secure Linux systems in an enterprise environment
  • (e.g., Red Hat, CentOS, Rocky Linux)
• Configure SELinux, write policies, tune, and debug to meet security requirements
• Harden, maintain, and enhance a secure enterprise environment
• Develop SELinux policies, enforcement, and troubleshooting in Red Hat-based OS
• Align engineering, development, and automation with DoD/IC compliance controls
• Analyze and optimize system/application behavior in confined SELinux contexts
• Enforce MAC policies in collaboration with development and security teams
• Prepare and maintain required technical documentation (system-level and user-level)
• Support system baselining, technical evaluations, and configuration standardization
• Perform O&M tasks including OS patching, upgrades, and security updates

Qualifications:

• BS in Computer Science or related field
• 5+ years of experience in Linux systems engineering and administration
• Strong, hands-on experience with SELinux:
  • Writing and managing custom SELinux policies
  • Interpreting AVC denials and troubleshooting access issues
  • Tools like audit2allow, semanage, setroubleshoot, and checkmodule
• Deep experience with Red Hat derivatives: RHEL, CentOS, Rocky Linux
• Skilled in shell scripting and Linux command-line administration
• Proficiency in scripting languages: Python, Bash, Ruby, PHP
• Experience with IaC and config management tools: Ansible, Puppet, Foreman
• Experience with containerization and cloud platforms (preferred):
  • AWS, Azure, GCP
  • Kubernetes, OpenShift

Required: Active DoD Secret Clearance
Job Type: Full-time

Please send your resume to careers@dci-solutions.com

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