Linux System Administrator

2 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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