Linux System Administrator

BT-405 – Linux Systems Administratorx Location: Annapolis Junction, MD (fully on-site, no remote option)

MUST HAVE A TS/SCI POLY CLEARANCE TO APPLY.

Those without a TS/SCI Poly clearance will not be considered.

• Administer, maintain, and optimize Linux-based systems in a production environment
• Manage and support IBM Enterprise Storage solutions, ensuring high availability and performance
• Configure, monitor, and troubleshoot Veritas NetBackup for enterprise backup and recovery operations
• Perform system patching and package management using YUM repositories
• Execute and remediate vulnerability scans using Nessus , ensuring compliance with security standards
• Support and maintain STE/STIN processes and environments (as applicable to organizational standards)
• Implement and maintain system security configurations, including NSF frameworks/policies
• Monitor system performance, troubleshoot issues, and implement proactive improvements
• Collaborate with cross-functional teams for infrastructure upgrades, audits, and incident response
• Maintain documentation for system configurations, procedures, and compliance requirements
• Bachelor’s degree in Computer Science, Information Technology, or related field (or equivalent experience)
• 3+ years of hands-on Linux system administration experience (RHEL, CentOS, or similar)
• Experience with IBM Enterprise Storage systems
• Strong knowledge of Veritas NetBackup (NetBackup Administration)
• Experience with Nessus vulnerability scanning and remediation workflows
• Proficiency with YUM package management and patching strategies
• Familiarity with STE/STIN processes and NSF-related security frameworks
• Solid understanding of Linux security, system hardening, and compliance practices
• Strong troubleshooting and scripting skills (Bash, Python, or similar)
• Red Hat Certified System Administrator (RHCSA) or equivalent certification
• Experience in enterprise environments with high availability and disaster recovery requirements
• Familiarity with automation tools (Ansible, Puppet, or similar)
• Exposure to cloud or hybrid infrastructure environments
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