Raghava Marimganti
Infrastructure Team Lead
Bangalore
Summary
Dynamic IT Project Lead with over 7 years of specialized experience in managing Infrastructure Delivery Projects and 10+ years in the IT industry. Strong project management capabilities with a proven track record of leading and inspiring teams to achieve project goals. Expertise in client coordination, project transition, implementation, and operational excellence ensures seamless delivery and stakeholder satisfaction. Committed to driving innovation and efficiency in every project undertaken.
Overview
12
12
years of professional experience
Work History
Infrastructure lead
Sony India Software Center
06.2020 - Current
- Managing Cloud and IT infrastructure related projects such as Server build/Decommission, Cloud server’s deployment for a client in banking sector and transport sector.
- Development of project Plan with key tasks, activities and dependencies based on broad scope and timelines defined by Portfolio Management/ Program team within the defined SLA timelines.
- Always maintain the tickets SLA 95%+.
- Maintain patch compliance always more 97%.
- Responsible for conducting meetings with key stakeholders for identifying the milestones and leading indicators within stipulated timelines.
- Manage day-to-day operational aspects of a Project and scope.
- Work closely with the stakeholders (Business, technical teams, and clients) to define systems/project priorities, scope, approach, resource requirements, timing deliverables and funding.
- Responsible for all infrastructure services of with GSIRT(Information security dept of Sony).
- Manage the delivery of new and replacement of server and environments from request through to implementation.
- Establish and maintain effective working relationships with all stakeholders.
- Plan, design, implement and manage multiple concurrent infrastructure projects to support business and technical needs
- Leads and manages the Infrastructure team to operate and support infrastructure services.
- Ensures management processes are executed to deliver quality infrastructure services reliably, efficiently and effectively
- Anticipate, manage and resolve issues and act as the point of contact for the project.
- Assessing risks in an informed and considered manner and to plan for the mitigation of these risks.
- Run in-house projects on a day-to-day basis and take responsibility for their delivery and more formal techniques as appropriate.
- Receive project documents and compile a summary that includes project plan, target date and list of responsibilities and responsible person.
- Guide the team from Front if they stucks somewhere.
- Managed datacenter migrations, tech refreshes, Decommissions, product launches and specialized at forecasting time and resources based on deadlines and budget, managing cross-functional team dependencies, quality issues, handling escalations and mitigating risks.
- Working with VM team and maintain the Infrastructure with vulnerability free.
- Maintain the DMZ infrastructure with extra cautious.
Senior Engineer
Sony India Software Center
09.2019 - 06.2020
- We’re supporting End to End Infrastructure like Unix,Windows server’s, Virtual Infrastructure, ESXI Patching and iDRac upgrades, SCCM, Landscape, Storage, Networker Backup, AWS EC2 Instances, Splunk , Ansible and SIEM receiver’s and etc...
- Closely worked with VM to vulnerability reports.
- Good vulnerability analysis and remediate if its critical.
- Worked with various vendors for fixing the hardware issues and bug fixes.
- Installation, Configuration and troubleshooting of RHEL.
- Patch management using Ansible, landscape & Local Repository.
- Essential Knowledge of shell Scripting and job automation techniques.
- Good Knowledge on Ansible automation and modules.
- Good Working Experience in VMWare.
- ESXI Patching and firmware upgrade's.
- VCenter Patching and Firmware Upgrade's.
- Good Working experience on SCCM.
- Adding new servers to device Collections in SCCM.
- Good Knowledge on Changing the maintenance window for Device collection groups.
- Good working knowledge on Physical and Virtual server build.
- Deploy the server via OVA's and template's.
- Disk, filesystem and LVM management.
- Package management using rpm,yum.
- Good knowledge on Bug fixes on Yaml files.
- Working with Application teams and Clients for understanding the requirements.
- Good knowledge on Shell Scripting.
- Fix the bugs and errors in Yaml Code.
- Essential understanding on cloud infrastructure.
- Very good knowledge on Amazon web services (EC2)
Consultant
ATOS IT Services Pvt. Ltd.
02.2017 - 08.2019
- Worked a Team lead for Server implemetation team.
- Worked on 2 Major Financial clients(S&P Global & CNA).
- Handled 7 Memebers of Implementation team.
- Front end to the client and gathering the facts to build the server's.
- Maintain server until server go live.
- End to end maintanance of the server's until go-live.
- Handled multiple(7-10) projects at a time.
- Built 30 server's in a day and handed over to client for application deployment.
- Ran the qualys scans in Regular interval's and fixed the vulnerabilities.
- Support in Go-Live activities.
- Good knowledge on server builds(on-prem, Virtual & Cloud).
Senior Engineer
Mindtree LTD
03.2015 - 01.2017
- Installation, Configuration and Troubleshooting of Red Hat Operating System.
- Have been part of Server build team which includes Physical and Virtual Server builds.
- Involved in production support, change order, incident resolution, troubleshooting activities, analysis and closing the tickets with in SLA.
- Worked with various hardware’s such as Dell and HP.
- Good Knowledge on Ansible automation and modules.
- Good Working Experience in VMWare.
- Good Working experience on Esxi Patching.
- Configuring LVM and Managing Disks and file systems using LVM.
- Configuring and managing swap memory as per requirements.
- Been part of Server decommissioning includes both physical and Virtual servers.
- Creating partitions along with file system using LVM.
- Installation of Operating system by using ISO, Template as well.
- As a part build setting up all the physical build from scratch.
- Setting up the ILO ,UserName and Passwords for ILO consoles.
- Monthly and Quarterly OS patching includes Security and Kernel patches.
- Cluster level patching, Applying patches to Cluster servers.
- Managing Physical servers using ILO’s.
- I do have well experience in Implementation side and NOC environment.
- Maintain the servers till Go-Live and supporting in server Go-Live activity as well.
- As a platform implementation engineer regularly work with Application teams and Clients.
- Capture all the requirements from the client and applications team and setup the Environment
- Attending Progress call on daily basis.
- Security management (Fixing vulnerabilities & coordinating with project management).
- Capacity management (Identifying performance issue & coordinating with capacity management).
- Change management (Planning, creation and execution/implementation).
- 24/7 production support.
- Working on Linux monthly patching and kernel patching.
- Essential knowledge on GIT.
- Worked on virtual servers hosted on VMWare.
- Managing different file systems and volumes without crossing threshold.
- Taking care of different file systems permission issues.
- Working on cluster servers reboot for any performance issues
- Worked on VM migrations for servers hosted on VMWare.
- Take ownership of high-priority escalations and drive them towards resolution in a timely manner in cooperation with relevant internal and external stake holders.
- Configuring password less authentication.
- User and group Administration includes creation, deletion and modifications.
- Taking care of server’s health checks including Prod and Non-Prod servers.
- Scheduling automatic jobs with Crontab.
- Configuring sudo access to users.
- Various software’s installations as per application requirements.
- CPU, Memory and storage augmentation activities.
- Worked on OS level mail configurations mutt and send mail.
- Worked on rpm database issues and yum related issues.
- Adding network routes based on requirement on OS level.
- Good Knowledge on Bug fixes on Yaml files.
- Implementing ACL’s on user and group level as per requirements.
- Assigning permissions to users and changing permissions of files and directories.
- Working with vendor for various hard ware issue and OS level issues.
- Working with vendor for any hardware replacements such as memory, hard disk etc.
- Installing and managing packages through yum repository and rpm.
- Installing and updating patches through yum server and manually.
- Working through ILO console and VM console for any server hung or down issues.
- Working with various application teams as per project requirements.
- File system creation for physical servers using luns shared by SAN team.
- Expertise to assign the file permissions like setUID, setGID and sticky bit.
- Participate and contribute in other areas of OS services as needed.
- Having good knowledge in ServiceNow.
- Having experience on different monitoring tools called Mwatch, SCOM and Nagios.
- Managing regular day to day activities and incidents logged by users and operations.
- Taking care of administrative issues and regular business as usual’s.
- Ensure all OS related change activities are compliant with change management process.
- Participating in CAB meetings in order to discuss the upcoming change requests with change managers in order to understand the impact and importance of the change to be made.
Junior Engineer
Qlogic
09.2013 - 03.2015
Education
Bachelor of Technology -
Jawaharlal Nehru Technological University
01.2012
Skills
RHCSA
RHCE
Ubuntu
Terraform
Saltstack
Windows Server administration,
VMWare
SCCM
Dell EMC Networker
Storage
AWS(EC2)
Ansible
Kubernetes
Docker
EKS
Accomplishments
- Achieved Best appreciation award from SVB client(Mindtree).
- Achieved 3 times Star performer award from ATOS.
- Achieved spot award from client GSIRT.
- Closely worked with team give multiple automation idea’s and achieved great appreciations for all SMT’s.
- Achieved best team award for year award from Sony.
- Continuously 4 times received 4 and 2 time 5 rating out of 5 in Sony.
Work Availability
monday
tuesday
wednesday
thursday
friday
saturday
sunday
morning
afternoon
evening
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Timeline
Infrastructure lead
Sony India Software Center
06.2020 - Current
Senior Engineer
Sony India Software Center
09.2019 - 06.2020
Consultant
ATOS IT Services Pvt. Ltd.
02.2017 - 08.2019
Senior Engineer
Mindtree LTD
03.2015 - 01.2017
Junior Engineer
Qlogic
09.2013 - 03.2015
Bachelor of Technology -
Jawaharlal Nehru Technological University