Linux System Administrator

3 weeks ago

Bengaluru, India Tata Consultancy Services Full time

Job Title: Linux System Administrator L3

Location: Bangalore

Experience: 8-10 Years

Responsibilities;

  • Managing & maintaining SUSE Servers
  • Managing IBM, DELL, Lenovo Fujitsu and HP HANA appliance servers.
  • Building/reimages SUSE Linux servers in both physical and virtual environment.
  • Managing Linux virtual machines that are configured in ESX environments.
  • Providing Level 3 supports to the customers and Managing the Antivirus environment.
  • Patching and OS upgrades on SUSE servers
  • Exposure on DNS, NFS, Samba, FTP, LDAP, NTP, Email services.
  • Knowledge on SAN or NAS environment.
  • Knowledge on RAID, LVM.
  • Exposure on any clusters and package management
  • Good understanding of Networking concepts like TCP/IP, DHCP, IP Routing and Name Resolution.
  • Experience analyzing, troubleshooting, and providing solutions for technical issues.
  • OS Concepts on Security, Backup and recovery strategies, performance tuning, LDAP, high availability and disaster recovery concepts, Monitoring etc.
  • Knowledge in configuration management systems such as Chef, Puppet, Ansible
  • Must Have: Skills in Cloud (AWS Or Azure Or Both is advantage)
  • AWS Skills: Experience with EBS,EFS, VPC, Elastic Beanstalk, SNS, Cloud watch, S3, EC2, Auto scaling, CloudFront, ELB etc. Hands on NSG & NACL, Firewall management.
  • Responsible for creating and managing EC2 instances using VPCs. AWS EC2 CLI Tools for auto-scaling of instances, backup management, s3 management Azure Skills:
  • Thorough knowledge on Azure platforms IAAS, PaaS.
  • Deep understanding of Cloud Computing and various deployment methodologies ·
  • Ability to design application and deployment architecture from On-premise to Cloud
  • Provided architectural guidance for Azure solutions
  • Strong knowledge of Azure App services, Azure Resource Manager (ARM Templates)
  • Good understanding of Azure storage options
  • Good Understanding of Azure networking like VNETS, NSGs , ExpressRoute, site-to-site and point-to-site connections
  • Strong Knowledge on Security options in Azure
  • Hand on experience on Windows PowerShell
  • AWS Certified Solutions Architect – Associate / AZ-300 Microsoft Azure Architect Technologies

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