OS Administrator - Red Hat/Ubuntu

Role : OS Administrator. Mandatory Skills : CIS, Operating Systems, Azure Cloud, Linux, VMWare, RedHat. Experience : 5 Years. Locations : Bangalore. Notice Period : Immediate to 30 Days. Responsibilities : - Install, configure, and maintain Linux (RedHat, CentOS, Ubuntu) and Windows Server operating systems. - Perform system updates, patches, and security hardening. - Troubleshoot and resolve operating system related issues. - Monitor system performance and implement optimization strategies. - Manage and maintain VMware vSphere environments. - Deploy, configure, and manage virtual machines. - Perform virtual machine migrations and resource allocation. - Troubleshoot and resolve virtualization related issues. - Manage and maintain Azure Virtual Machines and related services. - Deploy and configure Azure resources using Azure Portal and CLI. - Implement and manage Azure security best practices. - Monitor and optimize Azure resource utilization and costs. - Implement and maintain security policies and procedures based on CIS benchmarks. - Perform security audits and vulnerability assessments. - Implement and manage access controls and user permissions. - Ensure compliance with relevant industry standards and regulations. - Develop and maintain scripts for automating system administration tasks. - Utilize configuration management tools (Ansible, Puppet) to automate system configuration. - Implement and maintain CI/CD pipelines for infrastructure deployments. - Document system configurations, procedures, and troubleshooting guides. - Prepare regular reports on system performance, security, and availability. - Maintain accurate inventory of hardware and software assets. - Collaborate with developers, network engineers, and other IT professionals. - Provide technical support and guidance to end-users. - Communicate effectively with team members and stakeholders. Mandatory Skills and Expertise : - Strong experience with Linux (RedHat, CentOS, Ubuntu) and Windows Server operating systems. - Expertise in system administration, troubleshooting, and performance tuning. - Proficiency in VMware vSphere management. - Experience with virtual machine deployment, configuration, and management. - Experience with Azure cloud services, including Azure Virtual Machines. - Knowledge of Azure networking and security best practices. - Strong understanding of CIS benchmarks and security hardening techniques. - Experience with security audits and vulnerability assessments. - Proficiency in scripting languages (Bash, PowerShell). - Experience with configuration management tools (Ansible, Puppet). - Excellent problem-solving and troubleshooting skills. - Strong communication and interpersonal skills. - Ability to work independently and as part of a team. - Qualifications : - Bachelor's degree in Computer Science, Information Technology, or a related field. - 5 years of experience as an OS Administrator. - - Relevant certifications (RHCSA, RHCE, VCP, Azure Administrator) are highly desirable. - Candidates must be ready to join within 30 days or immediately. (ref:hirist.tech)

Location: bangalore, IN

Posted Date: 5/1/2025