Ravi Kollu

Experience

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  DUN & BRADSTREET SATYAM SOFTWARE

  Jan 1996 - Jan 1997

  Programmer Analyst

  • Developed software in C++ for a product called Command Center Plus (Executive Information System).• Administered HP-UX, AIX and Open VMS and VAX/VMS Servers for maintenance of Executive Information System Product Command Center Plus. • Supported and resolved issues related to the release, setup debugging environments for tracing bugs, and automated the test scripts.

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  WIPRO SYSTEMS

  Jan 1997 - Jan 1998

  Senior Systems Engineer

  • Installed and configured Solaris on Sun Enterprise 3500, 4500 servers, setup development and testing environment for the product development.

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  LUCENT TECHNOLOGIES

  Jan 1998 - Jan 2004

  Member of Technical Staff

  • Developed software front-end client web interfaces in Java and customized back-end Apache modules for authentication for two communication software launcher products deployed at multiple customer locations.• Designed, implemented and configured High Availability Fail over Systems using Veritas Cluster Server (VCS) and Veritas Volume manager (VxVM) for Telecom customers.• Hardened Server Security with Customized Security scripts. Developed scripts for monitoring essential services, providing recovery and failure notification. • Deployed products at different customer sites. Provided 24 X 7 support to Lucent Major Customers Verizon (Bell Atlantic), TEP-6(Saudi Telecom) and NTT(Japan). Show less

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  ELECTRONIC DATA SYSTEMS

  Jan 2004 - Jan 2005

  Senior Systems Administrator

  • Executed Change Management tickets and established processes and code deployments on application servers. • Provided support for developers, application integrators in configuring the server and file systems as applications are deployed and upgraded

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  Cisco Systems

  Jun 2005 - Jan 2011

  Senior Systems Administrator, NDCS Hosting Operations Team

  • Served as lead for Systems Administrators in Cisco Internet Operations Team supporting Cisco.com and Internal employee connection hosting infrastructure. • Supported high-end database servers, addressing daily operational issues. Addressed Capacity and storage planning for future sustenance and enhancements needed.• Member of Internal Data Center standards team helped in developing/reviewing Hosting Standards and Policies that are widely adopted in Cisco DCs.

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  Cisco Systems

  Jan 2012 - Jan 2016

  Service and Support Manager

  • Managed multiple Data Center consultancy services projects for Cisco customers in migrating and building new datacenter and assessing existing network performance to enhance and meet application requirements. • Executed projects that exceeded customer expectations in services quality and staying within budget and time. • Tactical and strategic technical guidance as part of Data Center assessment services for customers across US. • Managed and delivered design and remediation plans for optimizing servers, storage and operations to support.• Led deployment, implementation and operations for Telemedicine Solutions for healthcare customers in US and around the world. Show less

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  Dell EMC

  Jan 2017 - Nov 2017

  Cloud Operations Support Consultant
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  Nutanix

  Nov 2017 - now

  Senior SRE

  Senior SRE and Team leadAddress Nutanix enterprise customers technical issues with different products on Hyper converged infrastructure solution implemented on prem customer Data Centers.Involved in troubleshooting, reproducing complex issues and provide resolution, workaroundsin timely manner minimizing impact to customer business.Document validated workarounds for issues noticed in customer environment by publishinginternal and external knowledge base articles.Provide root cause and technical analysis for high priority and impacting incidentsin customer environment.Suggest and document resolution for technical help tickets created by SREs in same geo to avoid further escalation by customers. Review and provide feedback on geo technical tickets and escalations periodically by analyzing logs and reviewingresolutions.Lead and conduct weekly technical team meetings to discuss complex cases and provideguidance and traction on resolution.Well versed in multiple Nutanix products, solutions, hardware and AHV hypervisor and ESXi. Show less