SRINIVASA RAO NELLUTLA
Dublin,CA
Summary
Highly skilled, dedicated, and versatile senior administrator credited with combining technical expertise, project management skills, and natural leadership ability to guide companies toward increased productivity and efficiency through successful IT implementations. Proven track record of creating and leading highly motivated teams, collaborating closely with colleagues for optimal results and troubleshooting a variety of system issues quickly and effectively. Strong communicator and analytical thinker with a demonstrated ability to solve problems and implement solutions successfully.
Overview
22
22
years of professional experience
Work History
Principal System Engineer
Cornerstone OnDemand Inc
04.2014 - Current
- Company Overview: Formerly Saba Software Inc acquired by Cornerstone OnDemand Inc
- Maintain storage hardware NETAPP Fillers, AFF 8000 series, FAS 8000 series, FAS 3000 series, EMC Unity, Isilon & VNX devices, PURE STORAGE Devices, Nimble Storage CS-460G, Rubrik Security Cloud.
- Maintain AWS Cloud Infrastructure, NetApp Cloud Volumes, DataSync Agents. Co-lo to cloud replications.
- Responsible for NETAPP tools DFM, Operations Manager, OnCommand suite snapvault, snapmirror and Active IQ Unified Manager. Administer NETAPP ONTAP 9.X and ONTAP 8.X.
- Troubleshoot and resolve storage issues, provide Root Cause Analysis for failure/outages, review I/O performance issues at server, switch and storage level to provide necessary recommendations.
- Implement storage-based DR solutions to meet service Level Agreements around Recovery Point Objectives and Recovery Time Objectives for customer environments.
- Work with Foundation Services team to plan and execute Data Center consolidation and migration projects, leveraging Storage replication technologies.
- Participate in various Foundation Services projects including server consolidation by using VMWare ESX server and VMware virtual center, create and manage VMs, build VM templates.
- Collaborate with Database Administrators and application team, SRE, to troubleshoot and resolve performance related and other technical issues.
- Maintain dashboards to track storage allocation for various projects/customers, utilization and data backup capacity.
- Support/administer VMware Virtual Infrastructure, including 200+ VMware ESX 5.x servers connected to shared storage leveraging iSCSI/NAS.
- Support infrastructure automation projects to build physical and virtual servers, processes across the data center.
- Formerly Saba Software Inc acquired by Cornerstone OnDemand Inc
Technical Team Lead - Enterprise Storage
AT&T Global Business Services India Private Limited
12.2007 - 03.2014
- Directed and supervised a team of five toward optimal service delivery operations.
- Also collaborated with migrations teams for ultimate efficiency and productivity.
- Led DATA ONTAP Up-gradations, storage provisioning for AT&T clients, storage allocation on various enterprise arrays, DR replication configurations, and SAN connectivity projects.
- Successfully troubleshooted a variety of issues with various software and hardware systems, resolving things quickly with minimal interruption to productivity.
- Implemented and launched the Complete Redundant Solutions through Clustered Storage using NetApp fliers.
- Designed and implemented SAN and NAS storage solutions in Windows and UNIX environments.
- Singlehandedly wrote many automation scripts that drastically saved man hours.
Storage Administrator
Keane India Ltd.
01.2007 - 12.2007
- Company Overview: (NTT Data)
- Orchestrated administrative tasks in IBM DS8300, DS4300, and ESS 800, as well as HP Storage-Works Command View for HP EVA 5000 and 8000, all through DSCLI, Cisco Fabric Manager, and ESS Storage Manager.
- Expertly handled storage allocations on HP EVA 8000 enterprise array, created and expanded Luns as per client request, and provided storage to various clients through Command View EVA. Also added hosts in HP EVA.
- Quickly created a disk group as per disk capacities and types, monitored replication through CVE, configured zoning for new clients at Brocade SAN switches, and created accounts for L1 users on SAN switches.
- Configured and managed Clariion CX-700 and CX3-40/80 using Navisphere 6.0, coordinated with vendors for hardware replacements, troubleshooted SAN issues end-to-end, and coordinated with HP regarding hardware issues.
- (NTT Data)
Services Engineer - Storage
Apara Enterprise Solutions (P) Ltd.
01.2006 - 01.2007
- Company Overview: Hyderabad
- Provided expert vendor support to NetApp clients, added NetApp service calls to resolve disk and hardware issues, and led NetApp installations and configuration.
- Led disaster recovery testing in 2DC and 3DC SAN environments; replicated COW, Shadow Image, and True-copy, Universal Replicator; and spearheaded HDS LUN management and storage management.
- Designed user accounts and maintenance operations to ensure optimal security.
- Developed and implemented back-up policies and invented innovative solutions for back-up- and restoration-related problems.
- Installed and configured various storage and media devices and continued to manage operations for optimal performance.
- Hyderabad
System Administrator
GDR Media LTD
06.2003 - 01.2006
- Installing Solaris 9 on SUN SPARC, Intel using Web start, Interactive & Custom Jump Start with Package Administration.
- Handing UFS / VxFS / JFS / HFS / Ext2 / Ext3 / FAT 16 / FAT 32 / NTFS file system.
- Implementing knowledge in DNS, NIS, NIS+ and DHCP.
- Performing Local / Remote Backup & Restore, Performing Full / Incremental Backups (DAT / DLT).
- Performance tuning (Hardware level, O/S level, Kernel tuning, I/O tuning. Application tuning, Monitoring Tools).
- Storage Technologies (like SAN, NAS, DAS)
- Worked on ORACLE RDBMS concepts.
- System administrator knowledge in IBM - AIX, HP - UX.
- Implementing knowledge in Veritas Volume Manager.
- Managing and maintaining a Microsoft Windows Server 2003 Environment.
- Configuring and Managing ADS.
Education
BCA - Bachelor of Computer Applications
PGDCA - Post Graduate Diploma in Computer Applications
DIPDE - Diploma in Information Processing & Data Entry
Skills
- NETAPP
- EMC
- 3PAR
- Hitachi Data Systems
- Nimble
- PURE storage devices
- Rubrik Security Cloud
- Storage Management Tools
- ACTIVE IQ Unified Manager
- Hitachi storage device manager
- EMC Sym-cli
- Uemcli
- Unisphere
- Navisphere
- CISCO Device manager
- CISCO Fabric manager
- DSCLI
- ESS Storage Manager
- HP Storageworks Command View
- SNAPCREATOR
- SQL SNAP MANAGER
- Operating Systems
- DATA ONTAP
- Windows
- Sun Solaris
- SWITCHES
- Brocade Silkworm
- CISCO MDS
- BACKUPTOOLS
- Veritas NetBackup
- TAPE LIBRARIES
Professional Trainings Summary
- VERITAS NETBACKUP 6.X for UNIX, Administration, SYMANTEC, 5 days
- Symmetrix Configuration Management, EMC, 5 days
- Symmetrix Business Continuity Management, EMC, 5 days
- Data ONTAP 7-Mode Fundamentals (D7ADM), NETAPP, 5 days
- Accelerated NCDA Boot Camp Data ONTAP 8.0 7-Mode (ANCDABC87), NETAPP, 5 days
- Performance Analysis on Data ONTAP (PAD), NETAPP, 3 days
- VMware vSphere on NetApp (VVNA), NETAPP, 5 days
- Operations Manager, Protection Manager, and Provisioning Manager Administration (OPSMGR), NETAPP, 5 days
- Program on Enhancing Personal and Interpersonal Effectiveness, Centre for Organization Development (COD), 3 days
- Clustered Data ONTAP (D8CAD), NETAPP, 5 days
Qualifications Summary
- BCA Bachelor of Computer Applications
- PMP Project Management Professional
- AWS- Professional AWS Certified Solutions Architect - Professional
- AWS- Associate AWS Certified Solutions Architect - Associate
- ITIL Foundation Certificate in IT Service Management
- NCIE NetApp Certified SAN Implementation Engineer
- NCDA NetApp Certified Data Management Administrator
- NACA NetApp Certified Storage Associate
- NASE NetApp Authorized Service Engineer
- SCSA Sun Certified System Administrator for Solaris 9
- MCP Microsoft Certified Professional in Managing and Maintaining a Microsoft Windows Server 2003 Environment
- PGDCA Post Graduate Diploma in Computer Applications
- DIPDE Diploma in Information Processing & Data Entry
Timeline
Principal System Engineer
Cornerstone OnDemand Inc
04.2014 - Current
Technical Team Lead - Enterprise Storage
AT&T Global Business Services India Private Limited
12.2007 - 03.2014
Storage Administrator
Keane India Ltd.
01.2007 - 12.2007
Services Engineer - Storage
Apara Enterprise Solutions (P) Ltd.
01.2006 - 01.2007
System Administrator
GDR Media LTD
06.2003 - 01.2006
PGDCA - Post Graduate Diploma in Computer Applications
DIPDE - Diploma in Information Processing & Data Entry
BCA - Bachelor of Computer Applications
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