Summary
Overview
Work History
Education
Skills
Industry Information
Desired Job Details
Personal Information
Resume Headline
Timeline
Generic
Rajender Kumar

Rajender Kumar

Sr Linux Devops Administrator
Ghaziabad

Summary

A seasoned Linux Administration with 15 year of experience and DevOps engineer with 10 years of experience in designing, implementing, and managing complex cloud-based infrastructure, specializing in automation, CI/CD pipelines, and infrastructure-as-code using tools like Kubernetes, Terraform, and Ansible, consistently delivering high availability and scalability across diverse environments while fostering collaboration between development and operations teams

Overview

21
21
years of professional experience
1997
1997
years of post-secondary education

Work History

System Admin Devops

Flexis India Pvt Lts
04.2023 - Current
  • Company Overview: Solarwins Msp, N-able
  • REDHAT LINUX AND CENTOS 6,7,8 ADMINISTRATION
  • SERVER BUILD, SERVER IN BUILD, SERVER PAT, SERVER DECOMM
  • WORKING ON ANSIBLE CONFIGURATION DEPLOYEMENT
  • WORKING KUBERNETES ADMINISTRATION
  • AWS ADMINISTRATION EC2, CLOUD WATCH, SCHEDULE MAINTANANCE, ELB ,EFS, VPC AND MORE
  • WORKING WITH WITH GIT/GERRIT
  • WORKING WITH JENKINS ADMINISTRATION
  • WORKING WITH DOCKER ADMINISTRATION
  • WORK WITH SAN NAS FILESYSTEM ON UNIX OS
  • DISASTER RECOVERY CONFIGURATION
  • WORK ON SERVICE NOW TICKTING TOOL
  • WORK ON SLA / RCA/ PROBLEM RECORD
  • WORKING WITH ORACLE/VERITAS/DELL/IBM VENDOR
  • VMWARE VIRTUAL MACHINE ADMINISTRATION
  • INSTALLATION OF SOFTWARE HARDWARE REPLACEMENT ON SERVERS,FIRMWARE UPGRADATION


SR LINUX/UNIX AWS SYSTEM ADMINISTRATOR

S&P Global His Market
10.2021 - 04.2023
  • REDHAT LINUX AND CENTOS 6,7,8 ADMINISTRATION
  • SERVER BUILD, SERVER IN BUILD, SERVER PAT, SERVER DECOMM
  • PUPPET/ANSIBLE CONFIGURATION DEPLOYEMENT
  • DOCKER ADMINISTRATION
  • AWS ADMINISTRATION EC2, CLOUD WATCH, SCHEDULE MAINTANANCE, ELB
  • EFS, VPC AND MORE
  • WORKED WITH GIT/GERRIT
  • KUBERNETES ADMINISTRATION
  • JENKINS ADMINISTRATION
  • WORK WITH SAN NAS FILESYSTEM ON UNIX OS
  • DISASTER RECOVERY CONFIGURATION
  • WORK ON SERVICE NOW TICKTING TOOL
  • WORK ON SLA / RCA/ PROBLEM RECORD
  • WORKING WITH ORACLE/VERITAS/DELL/IBM VENDOR
  • VMWARE VIRTUAL MACHINE ADMINISTRATION
  • INSTALLATION OF SOFTWARE HARDWARE REPLACEMENT ON SERVERS,FIRMWARE UPGRADATION

SR LINUX/UNIX AWS SYSTEM ADMINISTRATOR

FLEXIS INDIA PVT LTD
09.2019 - 10.2021
  • REDHAT LINUX AND CENTOS 5, 6 ,7
  • WORKED ON KUBERNETES ADMINISTRATION
  • AWS ADMINISTRATION EC2, CLOUD WATCH, SCHEDULE MAINTANANCE, ELB
  • EFS, VPC AND MORE
  • VERSIONING CONTROL SYSTEM WITH GIT/GIT HUB
  • NAGIOS MONETRING TOOL ADMINISTRATION
  • JENKINS ADMINISTRATION
  • DOCKER ADMINISTRATION
  • RACKSPACE CLOUD ADMINISTRATION
  • DISASTER RECOVERY CONFIGURATION
  • WORKED ON OPSGENIES TICKTING TOOL
  • WORKED ON SLA / RCA/ PROBLEM RECORD
  • WORKED WITH ORACLE/VERITAS/DELL/IBM VENDOR
  • SERVER DECOMMISSIONING AND COMMISSIONING
  • VMWARE VIRTUAL MACHINE ADMINISTRATION
  • INSTALLATION OF SOFTWARE HARDWARE REPLACEMENT ON SERVERS,FIRMWARE UPGRADATION

SR LINUX SYSTEM ADMINISTRATOR

GDI
01.2019 - 08.2019
  • REDHAT LINUX AND CENTOS , 6 ,7
  • WORKING WITH DEVOPS TOOL MONIT , NAGIOS, PUPPET
  • SUN SOLARIS 8, 9 , 10
  • AWS ADMINISTRATION
  • KUBERNETES AND DOCKER ADMINISTRATION
  • ANSIBLE AND JENKINS ADMINISTRATION
  • GIT AND GITHUB
  • KVM XENCENTER AND VMWARE VIRTUAL MACHINE
  • DISASTER RECOVERY CONFIGURATION
  • WORK ON NEW RELIC INCIDENTS
  • WORK ON SLA / RCA/ PROBLEM RECORD
  • WORKING WITH ORACLE/VERITAS/DELL/IBM VENDOR
  • SERVER DECOMMISSIONING AND COMMISSIONING
  • WORKING WITH AWS MACHINE
  • INSTALLATION OF SOFTWARE HARDWARE REPLACEMENT ON SERVERS,FIRMWARE UPGRADATION
  • HANDLING PATCHING,DNS, DHCP, NFS, SAMBA, VSFTP, CRONTAB,ROUTE TABLE CONFIGURATION,SHELL SCRIPTING
  • MAIL SERVERS ,SEND MAIL ,APACHE WEB SERVER,IIS SERVER
  • MANAGING RAID LAVELS 0, LAVEL 1, LAVEL 5,LAVEL 0+1, LAVEL 1+0,MIRRORS AND DISASTER MIRROR RECOVERY,SINGLE DISK FAILURE AND BOTH DISK FAILURE
  • SERVER DECOMMISSION AND ONLINE HOT SWAP DISK REPLACEMENT .ACCESS LOG VERIFICATION AND ANALYSIS
  • NETWORK CONFIGURATION, ROUTING ADMINISTRATION/ TROUBLE SHOOTING
  • P2P AND P2V MIGRADATION
  • 24 X 7 WORKING EXPERIENCE
  • Working on ASA 5505 and 5516-X cisco ASA

SME (SUBJECT MATTER EXPERT) UNIX/LINUX/SOLARIS SYSTEM ADMINISTRATOR

IBM India PVT LTD
04.2009 - 01.2019
  • QUALITY AND PRODUCTION LEVEL - 3 -4 SERVER SUPPORT
  • AWS DOCKER AND KUBERNETES ADMINISTRATION
  • MANAGING APX 8000 ONLINE REMOTE SERVER BASED ON PRODUCTION, AND QUALITY LEVEL
  • SUN SOLARIS/ RED-HAT/IBM X SERIES/DELL/HP AND OTHER UNIX BASED SERVERS ADMINISTRATION
  • INSTALLATION OF SOFTWARE HARDWARE REPLACEMENT ON SERVERS,FIRMWARE UPGRADATION
  • HANDLING PATCHING,DNS, DHCP, NFS, SAMBA, VSFTP, CRONTAB,ROUTE TABLE CONFIGURATION
  • MAIL SERVERS ,SEND MAIL ,APACHE WEB SERVER,IIS SERVER
  • MANAGING RAID LAVELS 0, LAVEL 1, LAVEL 5,LAVEL 0+1, LAVEL 1+0,MIRRORS AND DISASTER MIRROR RECOVERY,SINGLE DISK FAILURE AND BOTH DISK FAILURE
  • SERVER DECOMMISSION AND ONLINE HOT SWAP DISK REPLACEMENT .ACCESS LOG VERIFICATION AND ANALYSIS
  • NETWORK CONFIGURATION, ROUTING ADMINISTRATION/ TROUBLE SHOOTING
  • ANSIBLE AND JENKINS ADMINISTRATION
  • DISASTER RECOVERY AND FIRE DRILL ACTIVITY TESTING AND REAL TIME
  • 24 X 7 WORKING EXPERIENCE

SR LINUX UNIX SERVER ADMINISTRATION

BirlaSoft
05.2008 - 03.2009
  • Company Overview: General Electric
  • QUALITY AND PRODUCTION LEVEL - 3 -4 SERVER SUPPORT
  • ON SITE AND OFFSHORE EXPERIENCE
  • MANAGING APX 3000 ONLINE REMOTE SERVER BASED ON PRODUCTION, AND QUALITY LEVEL
  • SUN SOLARIS/ RED-HAT/IBM X SERIES/DELL/HP AND OTHER UNIX BASED SERVERS ADMINISTRATION
  • INSTALLATION OF SOFTWARE HARDWARE REPLACEMENT ON SERVERS,FIRMWARE UPGRADATION
  • HANDLING PATCHING,DNS, DHCP, NFS, SAMBA, VSFTP, CRONTAB,ROUTE TABLE CONFIGURATION
  • MAIL SERVERS ,SEND MAIL ,APACHE WEB SERVER,IIS SERVER
  • MANAGING RAID LAVELS 0, LAVEL 1, LAVEL 5,LAVEL 0+1, LAVEL 1+0,MIRRORS AND DISASTER MIRROR RECOVERY,SINGLE DISK FAILURE AND BOTH DISK FAILURE
  • SERVER DECOMMISSION AND ONLINE HOT SWAP DISK REPLACEMENT .ACCESS LOG VERIFICATION AND ANALYSIS
  • NETWORK CONFIGURATION, ROUTING ADMINISTRATION/ TROUBLE SHOOTING
  • P2P AND P2V MIGRADATION
  • DISASTER RECOVERY AND FIRE DRILL ACTIVITY TESTING AND REAL TIME
  • General Electric

Server Engineer

Bharti Airtel
05.2007 - 05.2008
  • MANAGE ABOVE 250 ONLINE SYSTEMS
  • WORKING ON LINUX/UNIX/SUN SOLARIS AND WINDOWS SERVERS
  • WINDOWS SERVER 2003 ACTIVE DIRECTORY INCLUDING DC AND ADC
  • WINDOWS SERVER 2000 / 2003 ENVIRONMENT ADMINISTRATION
  • CLUSTERING, DOMAIN, HARDWARE, SOFTWARE AND PERIPHERALS
  • HANDLING ARC BACKUP SERVER
  • VERITAS SERVER BACKUP & RESTORATION HAVING IBM MASS STORAGE R0BOTIC LIBRARY
  • REPORTING SERVER PERFORMANCE
  • MANAGE LINUX, SUN SOLARIS SERVERS
  • INSTALLATION OF SOFTWARE AND HARDWARE ON SERVERS
  • MANAGE RAID LAVELS 0, LAVEL 1, LAVEL 5,LAVEL 0+1, LAVEL 1+0(BOTH HARDWARE AND SOFTWARE)
  • INSTALLATION AND HANDLING DNS, DHCP, DFS
  • ACCESS LOG VERIFICATION AND ANALYSIS
  • NETWORK CONFIGURATION / TROUBLE SHOOTING
  • PATCH UPDATES & FIRMWARE UPDATES
  • FIRMWARE UPDATES
  • LOW DISK SPACE CLEARANCE
  • REMOTE ADMINISTRATION ALL
  • 24 X 7 WORKING EXPERIENCE

LINUX UNIX NETWORK ADMINISTRATOR

SMARTDATA
07.2006 - 04.2007
  • MANAGE 15 ONLINE SERVERS AND 7 U.S BASED SERVERS
  • WORKING ON LINUX/UNIX/SUN SOLARIS AND WINDOWS SERVERS
  • LINUX UNIX AND MS WINDOW SERVERS ADMINISTRATION
  • MANAGE ACTIVE DIRECTORY ADMINISTRATION INCLUDING DC AND ADC
  • FIREWALL HANDLING,MAIL SERVER, MDAEMON MAIL SERVER
  • DBA SQL SERVER2000-2005.HANDLE PROXY AND ICS SERVER
  • INSTALLATION OF SOFTWARE AND HARDWARE
  • MANAGE RAID LAVELS 0, LAVEL 1, LAVEL 5,LAVEL 0+1, LAVEL 1+0
  • HANDLE C-PANAL OF REMOTE SERVER
  • 24 X 7 WORKING EXPERIENCE

Senior linux and Network Engineer.

ALCHEMIST
01.2006 - 07.2006
  • MANAGE 18 ONLINE LINUX AND WINDOWS SERVERS
  • INSTALLATION OF SOFTWARE AND HARDWARE
  • HANDLE ICS SERVER
  • WINDOWS/LINUX SERVER ADMINISTRATION
  • NETWORK ADMINISTRATION
  • 24 X 7 WORKING EXPERIENCE

linux Network Engineer.

Noble Infomatique
05.2004 - 12.2005
  • HARDWARE AND SOFTWARE INSTALLATION (WINDOW, LINUX AND 3RD PARTY SOFTWARE)
  • TROUBLESHOOTING
  • NETWORK MANAGEMENT
  • INSTALLATION OF NEWLY BUILT SETUP OF NETWORK OF 20-50 COMPUTERS

Education

10th -

Govt Hight School

12th - undefined

Govt Model Sr. Sec. School

B-Tech/B.E. - Computers Science

I.E.T Bhaddal
Bhaddal, Punjab

Skills

  • OS - REDHAT LINUX/UNIX AND SUN SOLARIS
  • CONTAINERS - KUBERNETES AND DOCKERS
  • CLOUD - AWS ADMINISTRATION (CERTIFIED)
  • IAC - TERRAFORM AND ANSIBLE
  • VCS - GIT,GIT LAB
  • DATABASE – MYSQL AND MARIA DB
  • CICD AND CM TOOLS –JENKINS
  • STORAGE – SAN/NAS RAID LVM VXVM ZFS FILE
  • CLUSTER - VCS PCS AND SUN CLUSTER
  • VIRTUALIZATION – VSPHERE, VMWARE,VCENTER, KVM
  • SCRIPTING – BASH SHELL

Industry Information

IT SOFTWARE AND HARDWARE, SR. UNIX/LINUX SYSTEM ADMINISTRATOR, 18

Desired Job Details

Either, Full Time

Personal Information

  • Date of Birth: 06/26/81
  • Gender: Male

Resume Headline

IT UNIX LINUX SOLARIS ADMINISTRATION WITH 18 YEARS EXPERIENCE

Timeline

System Admin Devops

Flexis India Pvt Lts
04.2023 - Current

SR LINUX/UNIX AWS SYSTEM ADMINISTRATOR

S&P Global His Market
10.2021 - 04.2023

SR LINUX/UNIX AWS SYSTEM ADMINISTRATOR

FLEXIS INDIA PVT LTD
09.2019 - 10.2021

SR LINUX SYSTEM ADMINISTRATOR

GDI
01.2019 - 08.2019

SME (SUBJECT MATTER EXPERT) UNIX/LINUX/SOLARIS SYSTEM ADMINISTRATOR

IBM India PVT LTD
04.2009 - 01.2019

SR LINUX UNIX SERVER ADMINISTRATION

BirlaSoft
05.2008 - 03.2009

Server Engineer

Bharti Airtel
05.2007 - 05.2008

LINUX UNIX NETWORK ADMINISTRATOR

SMARTDATA
07.2006 - 04.2007

Senior linux and Network Engineer.

ALCHEMIST
01.2006 - 07.2006

linux Network Engineer.

Noble Infomatique
05.2004 - 12.2005

12th - undefined

Govt Model Sr. Sec. School

B-Tech/B.E. - Computers Science

I.E.T Bhaddal

10th -

Govt Hight School

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Rajender KumarSr Linux Devops Administrator