Senior System Administrator

vor 3 Wochen

City of Brisbane, Österreich M&T Resources Vollzeit

We are seeking an experienced Senior System Administrator to provide technical leadership and support in a complex enterprise environment. The successful contractor will have strong experience in Unix Solaris and RedHat Linux environments , enterprise hosting, and database administration, while also performing 2IC duties and mentoring a small team. Key Responsibilities Lead and manage a small team of system administrators (2IC function) Administration of Solaris Virtual Platforms (Logical Domains, Containers) and RedHat Linux (including Docker/Podman virtualisation) Proactive monitoring of servers and services, capacity planning, and server build/configuration Administration of Oracle, Ingres, PostgreSQL database platforms Administration of Middleware Tuxedo and Web Server environments Perform periodic disaster recovery testing, backup, and recovery Manage hardware upgrades, software licensing, and maintenance renewals Configure and administer Puppet Enterprise and RedHat Satellite Provide technical advice and hosting solutions to clients Maintain quality documentation and reporting Assist with other aspects of Application Hosting – Unix services as directed Demonstrated experience providing Application Hosting – Unix (AHU) services for large corporate Solaris and RedHat systems Strong technical leadership skills and experience managing small teams Self‑motivated, enthusiastic, and results‑oriented with excellent interpersonal skills Experience in vulnerability scanning , capacity planning, and proactive system monitoring Ability to provide detailed oral and written technical advice to clients Essential Qualifications / Certifications / Skills Oracle Certified Professional Solaris 10, 11.4 and RedHat Linux System Administration 7,8,9 Solaris (SVP) environment and RedHat Linux virtualisation (VMware) (Logical Domains and Containers) Unix Shell scripts, PERL, PHP, Bash, and other relevant scripting languages Oracle Database platform administration (v11, v12, v18, v19c and v21c) Cloud Linux IaaS and PaaS Installation and management tool sets for both Linux and Solaris environments including cloud platforms. Installation and administration of Puppet enterprise for Solaris and Satellite for Linux, Centos 8, RH 8 & 9. Providing high availability, managing Puppet configuration, integration and scripting across these environments, including Orchestrating Puppet, tasks and plans. With Ingres, PostgreSQL, and Oracle Database System Administration Apache Tomcat Administration (v 10 and v 11) Oracle WebLogic Administration (v14.1.2) AWS and Azure Architecture, System operations, including servers builds and associated tool sets across theses cloud environments. Good working knowledge of VMware Good working knowledge of storage, NAS, SAN, Backup, Network, and Security infrastructure Specialist knowledge in Cloud platforms, services, and products in particular ( AWS and AZURE) Oracle SPARC server fleet Oracle Tuxedo Administration (V22.1.0.0.0) Nagios (v 4.4.8) Administration Highly Desirable Qualifications / Certifications / Skills Relevant tertiary qualifications in Information Technology, Computer Science, Information Systems or related field, or equivalent experience. **********@mtr.com.au or apply directly below #J-18808-Ljbffr

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