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Linux Administrator
Linux Administrator
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Admin
Linux Administrator
HCLTech
Kraków
Type of work
Full-time
Experience
Senior
Employment Type
Permanent
Operating mode
Office
Tech stack
Red Hat OpenShift
regular
RHEL Linux OS
regular
RESTful APIs
regular
Kubernetes
regular
.Net
regular
Python
regular
Angular.js
regular
YAMAL
junior
Job description
Good understanding of Red Hat OpenShift Container Platform, containers, and Ansible cloud management
Experience with Kubernetes, containers, openvswitch, JBoss, Tomcat, Go, Angular.js (web frameworks), Python (web frameworks), .NET and RESTful APIs.
Good understanding of Linux tools, with an emphasis on curl, strace, wireshark and using git
Installation and Configurations of RHEL Linux OS
Managing RHEL Linux cluster (HA),
Managing Redhat Satellite server
RHEL server upgrade— LCM
Create, Delete and modify user and groups
Creating Local volume and PV, VG, LV
Network Config, Access providing
Providing incident report details information, providing good customer service.
Network config in new server, add in domain, patching, Health checkup of windows server.
Experienced in Command centre Monitoring, Network Config on Linux
OS access management, local group policy management, OS security hardening, OS performance issues troubleshooting, folder level permission management.
Performance issues like- High CPU, High Memory, OS hungs, OS repair, unexpected OS reboots.
Daily operations, P1 & P2 incident, major change activity, Root cause analysis, change management
Patch and Package administration
Writing shell scripts to accomplish day to day system administration task
Configuring and supporting domain on HP Superdome Servers
Troubleshooting Hardware and Operating system related issue
Capacity planning and fine tune system for optimal performance
Understanding of SAN and NAS storage.
Installation, configuration and Administration of Backup environment
Administration of NIS or LDAP environment
Configuring Linux Security baseline
Troubleshooting Hardware and Operating system related issue
Security Administration – Add/remove/Troubleshoot Security Policies.
Tools Administration – Agent Installation.
Device Management – Installing & Configuring devices.
Syslog & Log management.
Documentation – Systems/tool/Service management documents update.
Process related activities, Scripts Maintenance.
Kubernetes component--- Service,NodPod, Ingress, Secrets,Nmaespaces,Helm
Can write small scripts in YAMAL
Additional Skills
Certified RHCE
Good knowledge and Experience with Kubernetes, containers, Openshift platform
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