Senior Linux Server Administrator
4 weeks ago
Job Summary:
The Senior Linux Server Administrator will be responsible for the daily operational management of private and public cloud Linux server instances. This includes maintaining thorough documentation of procedures and system configurations, selecting methods and techniques to obtain solutions, evaluating technologies, performing cost/benefit analysis, and completing additional work assigned by the manager and lead.
Key Responsibilities:
• Develop and manage the county's computing and infrastructure systems on private and public cloud environments (AWS, Azure, GCP)
• Provide creative problem-solving, critical thinking, and advanced troubleshooting across a broad domain of secure computing systems and support activities
• Manage data center computing operations while maintaining strict operational security requirements and directives
• Implement latest computer security policies and procedures
• Manage availability of network, storage, computing, and software of multiple computing and storage systems
• Develop technical specifications and maintain documentation for processes and technical guides
• Patch planning, vulnerability assessment, patch policy preparation, patch testing, and workflow design for quarterly security patch updates across RHEL, Ubuntu, CentOS, Suse, and Debian Linux systems
• Research and resolve operating system problems efficiently and accurately, while adhering to organizational standards and practices
• Perform proactive performance monitoring, analysis, alerting, reporting, and tuning as well as proactive capacity planning/analysis and provisioning solutions
• Coordinate, facilitate, manage, and execute approved changes during maintenance windows in a 24x7 on-call environment
Requirements:
• 7 years of experience in Red Hat Enterprise Linux, CentOS, Ubuntu, Suse, Debian Linux
• 4 years of experience in developing Ansible playbooks, Shell, and Python scripts
• Ability to author and implement automation for complex operational and administrative tasks
• Experience with security tools and threat mitigation technologies such as McAfee, CISCO AMP, Nessus Tenable, Tanium, and Dell Secureworks Red Cloak
• Experience with VMware, Vcenter, and ESXi
Preferred Qualifications:
• 3 years of working experience within the last 5 years configuring, administering, and maintaining Oracle Security Suite (i.e., OAM, OIM, OUD)
• Working knowledge of Microsoft/Azure Active Directory (AD) and implementation of data sync/recon jobs between OIM/OUD and AD
• Experience with Oracle Fusion Middleware (FMW) 12c products (e.g., WebLogic, OHS, WCP, WCC, SOA, OSB, BPM)
• Hands-on administration experience of Oracle Enterprise Manager (OEM) and familiar with different management tools (e.g., OMC, OCI O&M) in the Oracle Cloud Infrastructure (OCI) environment
• Experience with Java and Shell scripting
• Experience with Red Hat Enterprise Linux and Oracle Linux
• Experience installing, configuring, and managing virtual machine (VM) servers
Education:
This classification requires the possession of a bachelor's degree in an IT-related or Engineering field. Additional qualifying experience may be substituted for the required education on a year-for-year basis.
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