Windows Linux L3 Administrator

Early Applicant

Exp: 8-10 Years

7,000 - 10,500 USD/m

Job Description

Build and Upgrade of Red Hat Linux and Windows Operating Systems to latest.
Installation/Configuration/Upgrade of Servers
Study the Servers Inventory and assess to qualify for OS Upgrade
Perform the preparation work required for OS Upgrade
Proactively resolve the issues leading up to Upgrade Window.
Perform the OS Upgrade activities including Patching, Hardening, rollback (if needed).
Preventive/Proactive Support
Incident/Change/Problem Management
Support for post-build activities like Hardening, detailed verification.
Other IT Infrastructure Related Tasks
Able to support on weekends/ roster as per Change implementation tasks.

Required Technical and Professional Expertise (Mid to Expert Level)
Having 8+ years of extensive experience in Red Hat Enterprise Linux 6.x/7.x/8.x/9.x Administration and Windows 2008/2012/2016/2019.
Must Have: Intensive experience in Build/Upgrade of RHEL and Windows Servers
Experience with using Patching tools like Bigfix, SCCM, etc.
Hands-on experience on Ansible, Chef tools to perform Hardening.
Knowledge of using Jira, Bitbucket, Jenkins pipelines.
Experience with Scripting like Shell, Bash, PowerShell, Python.
Deep understanding of HPE ProLiant, Dell Hardware and VMWare.
Professional understanding of networking related to RHEL/Windows
Professional understanding of SAN Storage related to RHEL/Windows
Good understanding of large Data Center Facilities operation
Hands-On experience supporting Infrastructure and Security agents (NetBackup, BMC Patrol etc.)