Linux Systems Administrator
3 weeks ago
Systems Administrator (Unix/Linux/Mac)
Interim Secret Clearance or above
Administer Red Hat servers using existing enterprise tools such as Satellite, Puppet, Ansible, JAMF, and Centrify.
• Administer services running on Red Hat servers such as Apache, Docker, Kubernetes, PostgreSQL, Postfix, Nessus, ACAS Security Center, Samba, Splunk, and Ansible Tower.
• Troubleshoot system outages and issues to resolve the problem and recover the services to maximum performance in the shortest amount of time possible.
• Ensure that all client services, including underlying hardware and software, meet all DoD 8500 series and NIST 800-53 security requirements.
• Create test plans to allow for a proper evaluation of hardware and software being considered for implementation.
• Provide the client with a written test plan for approval prior to implementation.
• Provide written testing results prior to putting systems into production.
• Implement and monitor testing and installation of patches, updates, additional tools and future versions of software.
• Ensure the server logs are kept on a central log server, such as Splunk, and are provided to the ISSM (Information Systems Security Manager) upon request.
• Ensure compliance with Cybersecurity Vulnerability Alerts and Security Technical Implementation Guides (STIG).
• Develop and administer RHEL and Mac desktop integration with Windows services.
• BA or BS Bachelor’s Degree with 5+ years of overall applicable experience highly preferred
• Interim Secret is allowed until full Secret clearance.
• Experience with Red Hat servers using existing enterprise tools including Satellite, Puppet, Ansible, JAMF, Centrify.
• Experience with Red Hat servers running Apache, Docker, Kubernetes, PostgreSQL, Postfix, Nessus, ACAS Security Center, Samba, Splunk, Ansible Tower.
• Experience with writing custom bash scripts.
• Experience with developing and administering full RHEL and Mac desktop integration with Windows services.
• Experience in evaluating hardware and software being considered for implementation.
• Experience in making recommendations that addresses the future performance needs of enterprise services.
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