Senior Linux/UNIX System Administrator
Gcubed Enterprises
Job Location: Brevard County, FL 32925 Job Description The Linux/UNIX System Administrator will manage and maintain AFTAC’s Linux-based systems, ensuring optimal performance, security, and reliability. This role involves managing system resources, performing proactive maintenance, handling troubleshooting tasks, and supporting cloud-based Linux environments. The administrator will also provide training and guidance to junior staff and assist in system migrations. Key Responsibilities Administer Linux/UNIX-based systems, including RedHat and Solaris, ensuring smooth day-to-day operations. Perform proactive space management, scalability improvements, and implement high-availability strategies. Support system migrations, including physical-to-virtual conversions and cloud integrations. Implement backup and disaster recovery strategies. Troubleshoot complex system issues and perform root cause analysis to ensure system uptime. Develop and document scripts for automation of administrative tasks. Assist in the development of IT infrastructure replacement plans and hardware refresh cycles. Required Qualifications 5+ years of experience in Linux/UNIX system administration. Strong knowledge of RedHat 7.x, Solaris, and other Linux variants. Certifications: Security+ required, RHCSA, RHCE (RedHat Certified Engineer) preferred. Experience with containerization technologies (e.g., Docker, Kubernetes) is a plus. Top Secret Clearance IAT Level 2 Oracle (Solaris) Certified Associate and/or RedHat Certified System Administrator. Desired Qualifications Oracle Solaris 11 Systems Administration I, II, III Oracle Solaris 11 Logical Domains Oracle Solaris 11 Zones Oracle Solaris Essentials and Shell Oracle Solaris 11 ZFS Administration Oracle Solaris 11 Security Administration Oracle Solaris 11 Performance Tuning and Management RedHat Automation with Ansible RedHat System Administration I, II, III RedHat Certified Engineer (RHCE) RedHat Satellite Administration RedHat Enterprise Virtualization Comptia Linux+ #J-18808-Ljbffr Gcubed Enterprises
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