Senior Linux Administrator
Job details
We are seeking a highly skilled and experienced Linux Administrator to join our team. The ideal candidate will have a strong background in Linux system administration, virtualization using KVM, High performance computing, and cloud computing platforms such as AWS and Azure. As a Linux Administrator, you will be responsible for managing and maintaining our Linux-based systems, virtualization infrastructure, and cloud resources to ensure high availability, security, and performance. Key Responsibilities oInstall, configure, and maintain Linux servers (Red Hat, CentOS, Ubuntu, etc.). oPerform system upgrades, patches, and security hardening. oMonitor system performance and troubleshoot issues. oManage user accounts, permissions, and file systems. oImplement and maintain backup and disaster recovery solutions. (Veeam Backup Tool Experience is a plus) oSet up and manage virtual machines using KVM (Kernel-based Virtual Machine). oAllocate resources, configure networking, and optimize VM performance. oTroubleshoot virtualization-related issues and ensure high availability. oGood understanding of Oracle Linux Virtualization Manager. oGood understanding of Hard Partitioning with Oracle Linux KVM oHands on experience in Virtual CPU pinning to optimize the usage of oracle DB and WebLogic licenses. ·High Performance Computing: oExperience with HPC scheduling software. o E xperience with the installation and systems administration of high-performance compute (HPC) systems including Linux clusters and parallel data storage systems. oExperience with a range of programming languages relevant for systems administration and HPC. · Cloud Computing (AWS and Azure): oDeploy and manage cloud instances and services on AWS and Azure. oMonitor and optimize cloud resources for cost efficiency. oImplement security best practices for cloud environments. oManage cloud-based databases, storage, and networking components. · Automation and Scripting: oDevelop and maintain automation scripts (Bash, Python, etc.) for routine tasks. oImplement Infrastructure as Code (IaC) using tools like Terraform or Ansible · Security and Compliance: oImplement security policies, access controls, and firewall rules. oPerform regular security audits and vulnerability assessments. oEnsure compliance with industry standards and regulations. · Collaboration and Documentation: oCollaborate with cross-functional teams to support application deployments. oMaintain comprehensive documentation of system configurations and procedures. oProvide training and guidance to team members as needed. oAbility to write relevant components of a proposal document (e.g., Prepare RFP, Answer specific RFP questions). oImplement and document processes and procedures to ensure compliance with standard business practices. · Troubleshooting and Support: oProvide support for critical systems and respond to incidents promptly. oTroubleshoot and resolve system and network issues. oParticipate in On-Call rotation schedules. oGood knowledge of ITIL concept, Incident, Change and Problem Management process and ticketing tool. (Knowledge in Service Now tool is a plus ·Bachelor's degree in computer science, Information Technology, or related field (or equivalent experience). ·Proven experience as a Linux Administrator with at least 5 years of experience. ·Strong expertise in virtualization technologies, specifically KVM. ·Strong expertise in HPC. ·Hands-on experience with AWS and Azure cloud platforms. ·Proficiency in scripting and automation. ·Knowledge of networking protocols and security best practices. ·Excellent problem-solving and communication skills. ·Relevant certifications (e.g., RHCE, AWS Certified SysOps Administrator, Azure Administrator) is a plus.
#J-18808-Ljbffr Technical Support & Administration
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