Aparna M. Email and Phone Number

Google Cloud Platform, Azure, Kubernetes, Openshift, Terraform, Jenkins, Ansible

• Currently working as Sr. Cloud Engineer for Financial application development (IBM-Internal Project) on IBM Cloud.Tools: IBM Cloud Open Toolchain, Terraform, Tekton, CI/CD Jenkins.

Client : National Australia Bank(NAB) Oct 2018 – Nov 2019

Currently working at BHP, Australia as an Cloud Solution engineer on Infrastructure as a Code ( IaC)- Terraform platform.

Worked as a Sr Cloud DevOps Engineer on AWS Cloud platform.Client 1 : Monash University, MelbourneClient 2: Victoria State Government, MelbourneWorked on Cloud technologies/Tools such as AWS ( VPC, EC2, S3, IAM, CloudFormation), Docker, Puppet, Ansible, Jenkins/Bamboo, Kubernetes, Openshift, ELK, DataDog, SCM tools ( Git, BitBucket) and monitoring tools.

• Worked as a DevOps Engineer in CI/CD environment.• Responsible for building Docker images for continuous code deployment.• Wrote CloudFormation templates to deploy Lambda functions in Playground, Integration and production environments.• Working extensively to deploy serverless applications using AWS SAM (Serverless Application Model).• Responsible to write boilerplates/templates for AWS SAM applications.• Responsible to automate build and deployment process using BuildKite agents for CloudFormation stack by writing shell scripts to deploy different types of stacks according to the applications.• Automated Playground and Integration environment to shutdown all stacks and redeploy daily bases using scripts.• Configured CloudWatch Alarms to monitor Lambda functions and integrated them with OpsGenie alerting application.• Created IAM roles and policies and assigned them to different AWS services.• Scheduled Snapshots for DB instances and wrote templates to recreate DB instance using snapshots in AWS RDS.• Wrote CloudFormation template to create hundreds of AWS SQS queues and subscribe to AWS SNS topics.• Worked on automating to build integration database with populating initial data by running SQL scripts for testing purpose in integration environment.• Helped to migrate old applications to new deployment processes (AWS SAM) in playground and Production environment.Environment: AWS CloudFormation, CloudWatch, S3, EC2, SNS, IAM, VPC, Docker, SumoLogic, BuildKite, Debian Linux, MySQL, BitBucket, Git.

Client : MLC Life Insurance (Subsidiary of National Australia Bank (NAB))• Worked as a DevOps Engineer in cloud platform in Platform Engineering department.• Responsible for installing and configuring Puppet server-agent model in development and Production environment.• Responsible to write Puppet code for automation purpose in disposable environment.• Wrote Puppet Modules to manage RedHat 5.x / 7.x and Windows 2008 R2, MSSQL 2008 and Oracle DB servers from scratch.• Responsible to build environment from scratch using Puppet, VMware vRealize Automation and Orchestrator (VRA, VRO).• Wrote puppet code for different server roles and profiles as Web server, Application Servers, Database server, NAS drives etc. • Created and modified BitBucket repositories and Branches to manage different environments through Puppet.• Worked on continuous development and deployment of Puppet code through Git and BitBucket version controlling.• Involved in creating VRA Blue Prints to build entire Application along with Database and integrating with Puppet for different environments.• Involved in creating VRO workflow and integrate with VRA and Puppet.• Wrote Hiera data for Puppet modules according to application and environment.• Responsible for creating Artifactory repositories and factoring with Puppet modules to deploy applications code for different versions. • Wrote and modified build documents in Confluence. Environment: Windows Server 2008 R2, MS SQL 2008, RHEL 5.x/6.x/7.x, Oracle Linux 5.x/6.x/7.x, Oracle DB, VMware vSphere, VMware vRealize Automation, VMware vRealize Orchestrator, Puppet, Confluence, JIRA, BitBucket, Git, Artifactory, IBM SoftLayer, AWS.

• Worked as Snr Tech Specialist eHaaS in DevOps team in production, development and testing environment. • Worked on different projects along from designing to infrastructure building for Telstra Health environment. • Responsible for building / managing Virtual machines with RHEL 6.x and Windows 2012 R2 residing VMware vSphere.• Responsible for installing and configuring Forward proxy (Tinyproxy) on RedHat Linux and Reverse proxy (IIS Proxy) in Windows 2012 R2 server.• Worked on Installing and configuring MS SQL 2012 server along with Windows Failover Cluster.• Responsible for implementing TDE (Transparent Data Encryption) and Transaction log shipping between Production and DR for MS SQL instances.• Installed and configured NxLog logging servers in Production and DR environment to collect System and Application logs.• Responsible for configuring and managing Nagios monitoring server.• Responsible for building, configuring and Administrating JIRA, Confluence and BitBucket in Microsoft Azure cloud environment.• Responsible for production support, Migration of Atlassian products as JIRA, Confluence and Bitbucket.• Worked on to configure SMTP Mail server to send email notifications.• Responsible for configuring EMC Avamar Backup clients and managing backup and restore for different projects.• Worked on configuring AD (Active Directory) Server in Prod and Non-prod environment.• Responsible for drawing Network diagram, write Firewall Rules for Cisco ASA devices.• Managing critical incidents, raising change request in CAB meeting, implementing changes as part of BAU support.• Working on Incident Management task to manage, assign, and resolve incidents.• Responsible for administrating Confluence, MediWiki and JIRA servers.• Responsible for installing/renewing SSL certificates for web and SQL servers.• Responsible for writing backup and restore procedure, updating best practice documents.

• Worked as System Administrator in production, development and testing environment. • Responsible for managing hundreds of Virtual machines with RHEL 6.x/5.x and OE (Oracle Enterprise) Linux residing VMware vSphere.• Build and configured 400+ VM application / web servers as per requirement.• Part of the team to build TWO Data Centers Project. • Responsible for installing and configuring Centrify, Samba Winbind on client machines and configuring with AD (Active Directory) server.• Responsible for building Oracle DB, Siebel, BRM, SAP application servers, adding storage, creating filesystems / mount points, creating users / groups, applying permissions as per application requirement.• Responsible to install and configure Nexpose - Rapid 7 security tool on server and client (scan engine) machines.• Handled installation and configuration of Security Onion Linux distro for network security monitoring and log management. • Handling day to day issues as sudo access request, Filesystem full, extend filesystem, installing packages.• Configuring and manage Yum Repository.• Responsible for registering newly build Linux VM to Red Hat Network ( RHN ) satellite server, applying OS patching through RHN channel.• Handling VMware managing responsibilities as creating / applying patches to Templates, Deploying Virtual machine, Cloning VM, managsing VM Resources as adding RAM, CPU, Storage, Network Adopters.• Handling day to day system admin responsibilities as configuring network, user management, LVM management as formatting newly added disk, creating PVs, VGs, LVs, extending VGs, LVs, creating ext3 / ext4 filesystems, mounting FS.• Writing shell scripts for day to day automation for installation, pulling information regarding systems.• Handling request to install and configure VNC server / client, X – window forwarding.Environment: RHEL 6.x / 5.x, OE 6.x / 5.x, Windows 2008 server, VMware vSphere, DNS server, Oracle, Siebel, SAP, MongoDB, Bash shell.

• Worked Linux System Admin in production support for 500+ physical and 400+ Virtual servers.• Worked on AIO application server build project.• Responsible for applying patches and upgrades for RedHat Satellite Proxy server.• Involved in commissioning more than 20+ physical servers and 100+ virtual servers for particularAT & T AIO applications.• Responsible for troubleshooting with installing/upgrading the Monitoring tool OVPA.• Hands-on skills on BMC Remedy Ticket system for issue resolution.• Developed Korn and Bash, Shell-scripts to automate routine activities.Environment: RHEL 6.x/5.x, Solaris 11/10, HP-UX 11.x/10.x, HP Data Protector, SUSE 9/10,Debian 6 / 5, VMware vSphere client, Perl, Korn Shell, DNS Server, SMTP, DHSL server, IBM X Series X-3650/3550, HP ProLiant DL380

Client 1: Sprint Mobile Mar 2013 – Aug 2013 Client 2: AT & T Telecom Sep 2013– Mar 2014

• Worked as Unix System Administrator in production support environment clients as Sprint formore than 1000+ UNIX / Linux servers.• Worked on Sprint Nexus switch migration project along with Network team, responsible forsystem configuration level backup, network rebonding, IMM/ILO configuration on IBM x3650/ 3550and HP ProLiant DL380 systems with RHEL5.x OS, Sanity check• New server building by KickStart installation, configuration and performing commissioning checklist of RHEL6.x system.• Installed VMWare ESXi5.x, adding VM to vCenter, Cloning VM.• Installation, upgradation, troubleshoot and License key upgradation for 3rd party software such asWeblogic, Flogic, Tuxedo, Tripwire on Linux, HP-UX, Solaris serversEnvironment: RHEL 6.x/5.x, Solaris 11/10, HP-UX 11.x/10.x, HP Data Protector, SUSE 9/10,Debian 6 / 5, VMware vSphere client, Perl, Korn Shell, DNS Server, SMTP, DHSL server, IBM X Series X-3650/3550, HP ProLiant DL380.

Client: Manpower Professional• Worked as AIX System Administrator in supporting IT infrastructure environment on P-series servers.• Installed and configured AIX 7.1 to build new TSM virtual environment.• Supported TSM team to install and configure TSM servers on AIX 7.1 machines.• Worked with TSM team to create/mount Filesystem, TSM instances and provide administration privileges as per requirements.• Monitoring disk space, create logical volume groups, mirroring volume groups as required.• Applied OS migration from AIX 6.1 to AIX 7.1 SAN environment.• Applied patch/fixes according to patch categories.• Monitored system activities, log maintenance and Worked on User Administration (Add/modify/delete/lock/unlock)• Developed Korn and Bash shell-scripts to automate routine activities.• Taking backup of bootable images using mksysb.• Day to day monitored system performance using topas, vmstat, iostat etc.• Performed day to day security monitoring, batch job monitoring, reviewing system logs.• Addressing, resolving, escalating alerts related Filesystem Full, High CPU / Memory utilization hardware related issues.• Archiving and purging the files as per requirements regularly.• Create and manage change control requests for upgrading OS, applying fixes and patches.• Writing / Upgrading server documents according to changes made.Environment: IBM AIX 7.1/6.1, Red Hat 6/5/4, SUSE 9/10, Windows NT/2003/2008, VIO, Tivoli Storage Manager (TSM), ITM, VMware vSphere client, Perl, Korn Shell, DNS Server, SMTP, DHSL server.

AIX/UNIX Administrator • Worked as System Administrator in supporting IT infrastructure environment comprising IBM RS/6000,P770, P650, P630 servers with AIX-7.1/6.1/5.3/5.2, Linux (Red Hat 5/4, SUSE 10/9)., Windows NT/2008/2003.• Performed Installation / migration OS, installing new applications, applying fixes, patches to servers.• Performed logical volume groups, mirroring volume groups, create/mount File Systems as required.• Monitored system activities, log maintenance and disk space management.• Created and assigned LUN to host on VIO server.• Building and Configuring VIO (Virtual) servers and installed new OS (AIX 7.1) on them and assigning memory.• Configured virtual and physical adopters.• Installed and configured AIX 7.1 on PowerVM partition.• Scheduled TSM backup, check backup reports, manually start failure backup.• Performed system security task using Mixed Address Database (MAD) alerts regarding system violations daily.• Involved in installing and Configuring ITM 6.2.2 (IBM Tivoli Monitoring) on Windows, AIX and Linux systems.Environment: IBM AIX 7.1/6.1/5.3/5.2, Red Hat 6/5/4, SUSE 9/10, Windows NT/2003/2008, VIO IBM HTTP Web Server, Apache, Tomcat, Lotus Domino, Tivoli Storage Manager, ITM, VMware vSphere client, Perl, Korn Shell, DNS Server, SMTP, DHSL server.

Client: Shell Australia• Worked as System Administrator in supporting IT infrastructure environment comprising IBM RS/6000, P570, P595 servers with AIX-5.3/5.2/5.1, Red Hat 5/4 and Windows 2008/2003.• Performed installation, configuration, tuning, security, backup, recovery, and upgrade of IBM p-series hardware.• Configured of multiple logical subsystems utilizing IBM HMC with LPAR configuration, NIM to install and manage LPAR. • Performed system administration task including, creating file systems, configuring volumes weekly mksysb• Involved extensively in Daily activity with Logical Volume Manager (LVM). • Developed Korn and Bash shell-scripts to automate routine activities.• Hardware Maintenance and System Admin of existing RS 6000 running AIX (40 systems in Network).• Created users, manage user permissions, maintain User & File System quota.• Installation of patches, packages on AIX, Linux and Windows NT/2000 Servers.• Performance tuning, migrating AIX OS from 5.2 to 5.3 on pSeries.• Alert handling related as filesystem alert, swap space alerts, error log alerts etc.• Expand a VDISK and volume group.• Created and assigned LUN to host on VIO server.• Administering and troubleshooting of AIX HACMP Cluster.• Installation, configuration and administration of IBM Web Sphere Application Server V4.0, on AIX along with DB2 UDB & IBM HTTP server with SSL for secure communication & providing technical support to usersEnvironment: IBM AIX 5.3/5.2/5.1, Sun Solaris 2.5.1/6, Red Hat 5/4, VIO IBM HTTP Web Server, Apache, IBM Tivoli Storage Manager (TSM), Veritas Net backup, Perl, Korn Shell, DNS Server