Linux Administrator
warszawa
responsibilities :
Installation, Upgradation, Configuration, Maintenance, Patch/Package management and Troubleshooting of the Operating systems and services.
LVM tasks like Volume group creation, File system creation/extension, Logical Volumes.
Supporting high availability, fail-over, fallback using Veritas Cluster Server. Freezing, switching service groups in VCS cluster.
Hardware Maintenance and coordinating with Vendors like Redhat, Oracle, Symantec and IBM.
Installation, Upgradation, Configuration, Maintenance, Patch/Package management and Troubleshooting of the Operating systems and services.
LVM tasks like Volume group creation, File system creation/extension, Logical Volumes.
Supporting high availability, fail-over, fallback using Veritas Cluster Server. Freezing, switching service groups in VCS cluster.
Hardware Maintenance and coordinating with Vendors like Redhat, Oracle, Symantec and IBM.
Monitoring System Performance of Virtual memory, Managing, Swap Space, Disk utilization and CPU utilization.
Hardware replacement including Battery, DIMM, Hard Disk, System Board, Power supply Fan and HBA Card in Red Hat HP ILO machines.
Managing file system like monitoring sizes, resolving inconsistencies.
Veritas cluster Sever Administration (VCS) experience is required. Should have the experience in configuring and managing VCS cluster.
Configured Network bonding, log rotate, password policy, Apache configuration in all the Linux servers.
Creating LVM partitions, managing LVM partitions, extending LVM partitions.
Applying OS patches on cluster Linux, servers and using Blade logic tool for patching.
Managing Users and Groups and applying security permission to users and directories
Execution of projects such as host/DC migration, SAN migration, subnet migration, DC power down, etc in coordination with other infrastructure management teams.
Troubleshooting issues related to local user accounts, NIS, NFS, NTP, network issues, memory issues, etc. and servicing user requests.
requirements-expected :
3-5 years of experience providing operating system administration support of RedHat Linux, particularly in a large-scale (500+ servers) enterprise environment
Hands-on experience using scripting (any language) to solve daily problems, generate reports, and automate tasks
Performance troubleshooting and SSH , SFTP
server builds OS installation and kick start
setting file permissions
changing file owner & group
user account creation
create SSH key for user accounts
LVM (Logical volume manager) concepts & configuration to create LVM
server Monitoring and ticketing tool and change management
patching activities
Vendor coordination and knowledge in remote data centre management
Installing & Configuring NFS (Network Filesystem) server
LVM (Logical volume manager) concepts & configuration
FTP (File transfer protocol) server setup
Apache configuration
Virtual host configuration
Log file analysis and RedHat case tracking
offered :
Fantastic opportunity to work for one of the biggest brands in the world in a unique work environment
Great career opportunity with a leading international outsourcing company
Opportunity of personal development in a multinational working environment
Competitive salary with attractive set of social benefits
Relocation package
benefits :
sharing the costs of sports activities
private medical care
life insurance
remote work opportunities
flexible working time
fruits
retirement pension plan
no dress code
coffee / tea
holiday funds
redeployment package
employee referral program
Multisport Card