1. Keerthiga Krishnan keerthikrishnan1369@gmail.com
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Keerthiga Krishnan
https://in.linkedin.com/in/keerthiga-krishnan-31116057
HIGHLIGHTS OF VALUE TO A POTENTIAL EMPLOYER
 Interdisciplinary and results driven system administrator and devops professional with 5
years of experience in infrastructure services.
 Experience in Shared services environment and Oracle Engineered System Implementation.
 Extensive working knowledge in Linux server Administration.
 Excellent knowledge of ITIL based environments.
 Good knowledge of data center activities and operations.
 Worked independently with direct client interaction following KEDB and SLA procedures.
 Excellent communication and client facing skills.
TECHNICAL PROFICIENCIES
 Server Administration – Redhat, Centos, Ubuntu, OEL(All Latest versions), Solaris
 Database – Mysql, Oracle, MSSQL, Mangodb
 Webservers – Apache, Nginx
 Mail Server – Qmail, Postfix
 DNS Server – Bind, DHCP
 FTP Server – proftpd
 Security – Iptables
 Networking – TCP/IP, HTTP, DNS,SMTP,FTP,SSH, Routing protocols(OSPF, EIGRP)
 Samba Server – Network File System
 Monitoring Tools – Nagios, Centeron, ELK, Oracle EnterPrise Manager
 Storage – Sun ZFS, NAS
 Scripting Skills – Bash Shell scripting, Awk, Sed
 Language - Ruby
 Hardware based – Oracle Engineered Systems
 Configuration Management - Puppet,Ansible.
 Version Control – Git, Bit Bucket
 Virtual Containers – Docker, Parallels Virtuozzo Containers, Baremetal(Parallels), Parallels
Cloud Server.
 Cloud Technology – OpenStack, AWS
 Continuous Integration – Jenkins
 Continuous Deployment - Ant, Bamboo
1. Operating Systems(Linux {RHEL/CENTOS}, Solaris)
 Installation, upgrade
 Familiarwith the filesystem structure of these operatingsystems
 Network interface configuration
 Dealingwith startup script
 Analysis of logfiles and security
 Recover data from failed hard drive.
 Creating zones and ldoms as per the Application Requirements
 Familiarin ZFS filesystem(Command linetool likezpool,zfs)
2. CommandLine

2.  Has been working on remote Linux servers with root access usingssh.
 Familiarwith the most of the linux Commands.
 Performance MonitoringusingCommand linetools.
 Writingscripts to automate the tasks
3. Installing Software
 Compilingvarious softwarefromsourceand customizingthe installation usingpackagemanagers like
rpm and yum.
4. Control Panels
 Troubleshooting various issues with these web based control panels and good knowledge in backend files
and configuration thereby able to fix issues using the command line tools provided by these control
panels.
5. Configuration Management(Puppet)
 Installing andsettingup Master andAgent Puppet
 Creating Modulesandupdating inAgent
 Familiar withPuppet commands
 Performing the updates through GUI.
 Using Script automating the tasks.
6. Configuration Management(Ansible)
 Installing andConfiguring Ansible and checking the connectivitybetweenthe servers.
 Writingplaybooks for easyconfigurationlike (webserver(nginx), user addition
 Automate the process.
7. Virtual Containers(Docker andParallels Container)
 Creating the container throughCommandLine
 Installing andManagingthe applications through Command line.
 Familiar withallcommands
8. Additional Server administrationtasks
 Performing server migrations,settingup new servers for production accordingto the requirements.
 Designing the backup strategy for the sites and ensuring scheduled/unscheduled backups as per backup
plan and restoration.
 Addressingand resolvingperformance bottlenecks and serviceuptime
 Installingand configuringNagios for the server monitoring
9. AWS
 Usingall the components likeEC2, s3,Route53,VPC,EC2 Container Service,CloudWatch,IAM
 Using aws services likecompute, storage, networking.

3. Keerthiga Krishnan keerthikrishnan1369@gmail.com
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CERTIFICATIONS
 Microsoft Certified IT Professional (MCITP) MC ID: 10020379
 Certified in Parallels (Virtualization Technology)
 1Z0-485 - Oracle Exadata Database Machine 2014 Implementation Essentials.
EDUCATION
 BE (Electronics and Communication) from Vivekanandha College of Institution for Women,
Tiruchengode, Nammakal District
 Awarded a First Class degree.
PROFESSIONAL EXPERIENCE
 Calsoft Labs Private Limited
CLIENT : AMADEUS LABS 2016-Present
Devops Engineer
Worked within the Cloud for integration processes.
Performed DevOps for Linux Mac and Windows platforms.
Focused on automation and integration and Enhancing the product features,
Monitored developed applications and fixed bugs.
Wrote code and designed continual updates.
Completed load and performance testing of extremely complex systems.
 Oracle India 2014-2016
Technical Analyst Tier 2
Implementation of Oracle engineered systems and deliver production ready application servers to
customers.
Installing, Configuring & Patching Oracle Management Server and Agents
Discovering Database Targets and other Oracle Targets in Oracle Enterprise Manager Cloud control
version 12C
Troubleshooting Oracle Management Server and Agent startup and agent unreachable issues
Using and implementing EM Console on day-to-day basis for Database Management & Monitoring
activities
Execute and modify Oracle Engineered System deployment scripts to suit Customer Infrastructure.
Work directly with Clients till the finishing of on-boarding process and addressing their queries
regarding the product or its working.
 Diya Systems 2012-2014
Senior System Executive
Monitor server performance and take appropriate action on UAT, dev and Production Servers.
Exposure to ITIL V3 processes and concepts with practical implementation of Service Operational stage
in day-to-day prod/non-prod environment and resolving the issues within SLA limits.

4. Monitor critical business functionality and customer infrastructure.
Executed and monitored standards for system administration in linux/Unix environment for over 255
customers of Global Shared Services Centre.
Creation and maintenance of knowledge repository for the team and framing RCA documents
Incident, Change management and cooperate with duty managers in a production impact.
Provide Linux administration support in a shared services environment and coordinated with over 10
different teams (Windows, Storage/backup, Application, Network..) to successfully achieve maximum
uptime of servers and service satisfaction for customers.
 Poornam Info Vision 2011-2012
Software Engineer
Performing Quality Assurance for deployed servers, Installing Apache, PHP etc for Linux
servers.Handling of tasks related to the fixing of bugs found with the applications running in the server
(Linux and Windows) for domains, mail accounts, and network connectivity; securing the server.Designing
the backup strategy for the sites and ensuring scheduled/unscheduled backups as per backup plan and
restoration.Resolving issues related to Web servers (Apache 1.3/2.0), Mail, FTP, web hosting control panels
and other applications running in the server (Linux and Windows Servers ).Addressing and resolving
performance bottlenecks and ensuring maximum uptime.Automating the task using scripting.
EXTRACURRICULAR ACTIVITIES AND ACHIEVEMENTS
 Active participation in service improvement plans and meetings.
 Taken orientation sessions for new resources.
 Active member of Oracle Music and Dance Club.
 Member of Oracle toastmaster club
 Received several BU level awards and appreciations from senior management and clients.
 Automation of Linux environment using scripts as and when required.