Senior Linux Administrator Jobs

ResponsibilitiesSystem administration and User management.Network planning, setup and Access control.Application and Network Monitoring.Security and Software update Management.Disaster Recovery and Backup management.Incident management and User support.Customer support and Issue escalation.Documentation of processes, systems and network maps.Must have SkillsExperience in administration of Debian or Ubuntu Servers.Experience in administration Routers, Switches, Firewall and LAN.Experience in DevOps, Server setups is a must have skill.Experience in installing and managing Docker containers.Experience in writing shell scripts for job automation.Experience in administration of Samba, LDAP, FTP, Firewall, IP Tables, etc.Experience in merging and managing multiple internet connections over single LAN.Experience in Domain controller setup for Windows Authentication & Roaming profiles.Experience in administration of Monitoring tools like Nagios, Zabbix, etc.Experience in development environments setup for PHP, Python, Nodejs, etc.Experience in hosting developed applications with web servers like Nginx, Apache, etc.Experience in installation of databases like MySQL, PostgreSQL, MongoDB, etc.Experience in managing AWS services like EC2, S3, EFS, ELB, RDS, SQS and SNS.Good to have SkillsCertification in any Linux OS is an added advantage.Experience in Kubernetes and Container Orchestration is an added advantage. Experience in Google Cloud, Azure Cloud services is good to have.Experience with Ansible, Chef, Puppet is an added advantage

Required Skills:Comprehensive knowledge of RHEL system administration, including installation, configuration, and management of Red Hat Enterprise Linux servers.Deep understanding of Red Hat Satellite Administration, including the configuration and management of patch management, software repositories, and provisioning.Strong technical skills in Ansible Administration, including deployment, automation of tasks, writing playbooks, and managing inventories.Exceptional troubleshooting skills, with the ability to diagnose and resolve complex technical issues quickly and effectively.Strong knowledge of security compliance, and implementing best practices to protect against security threats and vulnerabilities.Closely work with business teams to understand the requirements and provide support as needed and ability to work independently and as part of a team.Awareness of ITIL concept Good Communication learning and documentation skills.Good understanding of ServiceNow ticketing tool.Good written and verbal communication skills, with the ability to effectively convey technical information to both technical and non-technical audiences.Flexible to work evening/night hours and weekends long term if required.Experience with virtualized environments (VMWare) is preferred.RHCSA and/or RHCSE are preferred.

Skills and Requirements Strong Linux Administration skills. Experience and management of infrastructure with Puppet Enterprise or other configuration management tool. Git source control management ideally gitlab. Jenkins - its common plugins and Groovy. Good understanding and experience running and building Containers & Kubernetes Ability + Aptitude + Attitude, a rounded individual who is passionate about technology and delivering excellent service in a large enterprise environment Higher level education, degree from college or university or ability to prove an aptitude for structured academic learning. Excellent communication skills and experience working collaboratively systems engineers, developers, administrators, and business partners Adaptable, working as part of a supportive, well-established team but is also self-sufficient and organised, with meticulous attention to detail. A natural problem solver. Familiar with software development best practices and standards.Experience Experience of delivery managed service to external business customers. Experience LDAP, SSSD and Kerberos. Experience in AWS. Experience in building and running Openshift environments. Working as part of a wider department general IT knowledge is a benefit. Understanding the dev/ops culture. Understanding of common web application architectures. Understanding and experience of working in secure environments under ISO27001 or equivalent.

Senior Linux Administrator - ZimbraJob Location: Shollinganallur,ChennaiExperience: 3 to 7 Years CTC: 4 to 9 LPAJob Description:Experience in Installation & Configuring LinuxExperience in OS Upgrade Experience in Cluster ManagementExperience in OS SecurityExperience in Application Configuration - Apache,php, MySQL,LDAPExperience in VMWareExperience in Cloud platformExperience in Linux Mail

Managing and maintaining cloud infrastructure Linux server administration and managementHandling escalated requests from Level 1 Support EngineersDeploying and managing applications in Cloud environmentsHandle AWS services like EC2, VPC, RDS, Lambda, CloudFormation, S3, AWS DevOps tools etc.Handle the support of environments using CI CD tools.Support containerized IT environmentsManage server based and serverless platforms in AWSMigrating servers and services from on-prem or between different cloud services providersHarden the security and integrity of resources deployed in cloud for compliance purposesProvide DevOps support to clients and developersParticipate in production support callsManage and operate software configuration and release activitiesHandle server migration, account migration and data centre migration tasksAutomate repeated tasks using scripting or toolsParticipate in production support callsManage and operate software configuration and release activitiesReview environment monitoring periodically and work on alert guideline documents

Evaluating overall performance of Oracle database & Golden Gate and providing recommendations for improving/tuning.Provide feasibility analysis and design assistance for project and provide solutions/workarounds for service requests related to project.Evaluate and feedback based on design document shared.Evaluating current backup, recovery, and data replication procedures & features and providing recommendations for improving those procedures and features.Able to provide expert advice and information (with relevant documents explaining the information) for problems/questions/Service Requests posed during project execution.Guidelines for installation of Oracle Golden Gate 19c and Guidelines for migration of existing replication program (Oracle Golden Gate) to latest stable version.Guideline for business data migration using Oracle Golden Gate from source to target databases with best practice or recommendation.Guidelines for migration strategy from oracle 10g to oracle19c.Knowledge in core Oracle DBA concepts and Knowledge in DB and Golden Gate performance tuning concepts.Ensure that all tables have unique primary keys.Look for harmful growth ratesDesigns, implements, and periodically tests the database backup and recovery proceduresParticipate in the on-call schedule

Required Skills:Comprehensive knowledge of RHEL system administration, including installation, configuration, and management of Red Hat Enterprise Linux servers.Deep understanding of Red Hat Satellite Administration, including the configuration and management of patch management, software repositories, and provisioning.Strong technical skills in Ansible Administration, including deployment, automation of tasks, writing playbooks, and managing inventories.Exceptional troubleshooting skills, with the ability to diagnose and resolve complex technical issues quickly and effectively.Strong knowledge of security compliance, and implementing best practices to protect against security threats and vulnerabilities.Closely work with business teams to understand the requirements and provide support as needed and ability to work independently and as part of a team.Awareness of ITIL concept Good Communication learning and documentation skills.Good understanding of ServiceNow ticketing tool.Good written and verbal communication skills, with the ability to effectively convey technical information to both technical and non-technical audiences.Flexible to work evening/night hours and weekends long term if required.Experience with virtualized environments (VMWare) is preferred.RHCSA and/or RHCSE are preferred.