Systems Manager

Shankar Jerripothula

Fremont,CA Phone: 408-***-**** *************@*****.***

LinkedIn URL: https://www.linkedin.com/in/shankaraiah-jerripothula-2bbb9512

Sr. SYSTEMS & STORAGE ADMINISTRATOR

Proven Success in Systems/Storage Optimization and Strategic IT Solutions

Certified Systems &Storage administrator level 4 with strong experience managing IT infrastructure and Datacenter operations across multi vendor hardware, software, storage and Operating System Platforms. Effectively plan, install, configure and optimize IT infrastructures to achieve high availability and extreme performance. Received several “High Five Awards” for demonstrating continued commitments required to achieve excellence and success for exhibiting core values (Integrity, Passion, Innovation & Collaboration).

Proven ability to create and deliver solutions tied to business growth, organizational development, systems/storage optimization &best practices. Skilled problem identifier, troubleshooter and comfortable independently managing systems, projects and teams in a range of IT environments.

IT SKILLS

Systems Design & Architect

Datacenter Operations

SAN/NAS Storage Systems Deployment & Management

Block/File/Unified Systems Deployment & Management

HPC Clusters Administration

Unix/Linux/rhel/Solaris11 Systems Administration

Blade/Rack Systems Deployment & Management

IBM Netezza Analytics H/W

Disk/Tape Backups Systems Deployment &Management

MES Systems Administration

Workflow Planning & CA Workload Automation

Project Management

Productivity Improvement

Training & Mentoring

Technical Support

HARDWARE & SOFTWARE SKILLS

HP/DELL Blade & Rack systems

Oracle SUN systems, Cisco UCS

EMC/HP/IBM storage systems

VNX, CX, Isilon, CTA, EVA

Unisphere Manager, InsightIQ

Brocade &Cisco FC switches

Datadomain, Avamar, DD Boost

QUANTUM/HP ESL Librarys

RHEL/Linux/hp-ux/Solaris

VMware ESXi, vSphere

AWS Cloud, EC2, VPC, S3

DNS, DHCP, FTP, LDAP, ICAP

CIFS, NFS, SMB, OneFS, LVM, Ext4, VxVM, VxFS, XFS, GPFS

IBM LSF, OpenLAVA, CST

HPC Bright Cluster Manager

Veritas Storage Foundation HA

VCS, Redhat Cluster, CLVM

NetBackup 7.x, OpsCenter 6.x

DMP, Multipath, PowerPath

Apache, HA-Proxy, Jboss

Wireshark, Ansible, Python

Splunk, Uptime, Nagios

PROFESSIONAL EXPERIENCE

WESTERN DIGITAL San Jose, CA 2007 to Present

Sr. Systems Administrator 4 (2014 to Present)

Sr. Systems/Storage Administrator (2009 to 2014)

Sr Systems Administrator Team Lead I (2007 to 2008)

Hired as a full-time Employee to manage and maintain manufacturing site servers/storage/backup environment (Unix/Linux/Storage), ensuring 99.9999% or better uptime. Evaluate, monitor and enhance IT infrastructure with an emphasis on availability, reliability, scalability, security, data confidentiality and IT systems integrity.

Shankar Jerripothula

Resume Page 2

Key Contributions:

Interfacing with IT Business Solutions &Manufacturing Teams, customers, and vendors to assess requirements to determine suitability of specific server, storage, hardware and software solutions. Provided strategic planning, project development, IT Operations process development &implementation.

Provided leadership in completion of various IT Infrastructure projects ensuring objectives met in-accordance to prescribed priorities, time-lines and funding conditions. Ensured long-term requirements of systems operations and stability by providing specific inputs to IT Roadmap and budget development.

Reengineered company’s Machine Critical UNIX/Linux/RHEL/Solaris11 Manufacturing, Oracle DB, SQL, Web, Application systems setup, optimizing performance, troubleshooting, installing upgrades/patches, establishing automated server configuration routines, monitoring and maintaining security protocols.

Setting up Linux Kickstart, PXE, TFTP, HTTP, DHCP environments for automatic Linux OS installation

Revamped IT Infrastructure, Dataceter Operations, optimized systems stability, availability (Averaging 99.9999% uptime) and equipped company with scalable systems to support business growth. Workflow Planning &Workload Automation using CA workload automation & UC4 Job Scheduling.

LINUX based High Performance Computing(HPC) multi-cluster (CPU&GPU)systems design, architeture, implementation and IBM Platform LSF, OpenLAVA, CST Studio Suite, MATLAB, ANSYS, FEMME, FlexLM, Lumerical Solutions Software’s Installations, Management & associated License Servers Administration.

Developed a DataCenters consolidation strategy and executed the DC consolidation projects by ensuring effective communication which addresses clearly defined roles, responsibilities, expectations and decision rights & specific needs of each stakeholder/group.

Excellent experience in Data Center oversight in reference to space, power and cooling in relation to IT equipment installations and integrations. Worked closely with IT management, Facilities as well as the governance of vendor management to ensure data center optimal investment within defined budgets.

Installation, Configuration, Maintenance and Administration of VMware vSphere, ESXi Servers and Hosted VMware products. Deploying virtual servers using templates and customizing guest OS on Virtual Machines and creating Clones & Snapshots.

Administration of virtual networking (vSwitches, VMKernel ports) and virtual storage (VMDKs and VMFS Datastores) and High Availability Clustering, VMs &Storage vMotion. Updating ESXi hosts using VMware Update Manager and monitoring performance of ESXi hosts and Virtual Machines from vCenter.

Physical and Virtual Machines migration to AWS Cloud using ‘AWS EC2 Convertor for vCenter’ and physical server consolidation and migration to VMware VMs using Standalone V2V, P2V Convertor Utilitys.

Very good understanding and knowledge about AWS Cloud products &services and actively working on migration process of our manufacturing applications and BigData analytics to AWS Cloud.

Experience with kvm, verifiying h/w support & installing kvm packges, configuring systems, network and creating/configuring/ cloning kvm guests on Linux (Redhat/Centos) Kenenal Virtual Michane.

Multi vendor Block, File &Unified (EMC Unity/VNX/CX/ISILON/HP/IBM) Storage systems designing & implementation of SAN & NAS storage solutions in Unix, Linux, Windows and VMware ESXi environments.

No DOWNTIME Storage Systems and Storage Area Network implementations, upgrades and migrations. High level working experience with CIFS, NFS, SMB, NDMP, FC, ICAP, CAVA protocals.

IBM Netzza Analytics, Infosphere Information Servers global sites Installation and Adminitration support

EMC Data Domain, AVAMAR dudupe disk backup systems Installation, Configuration and Administration and Integration with Veritas Netbackup 7.x environment for Tape Out Solution to meet SOX off-site DR.

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Developed, established and maintained standards for servers, storage, hardware, software and system tools in accordance with the IT Roadmap. Ensured that all server hardware, operating systems, software and procedures aligned with organizational standards and strategic manufacturing & business plans.

Acted as escalation point for troubleshooting advanced systems/storage issues; consistently earned 100% issue-resolution scores by providing excellent KPI service to internal and external customers.

Increased team productivity and automated repetitive Support Tasks by using Batch files, Shell Scripts, Ansible, Python (Basic). Training & Mentoring Desktop Support and Technical Support teams.

24x7x365 days Level4 on-call to timely respond emergency calls relating to server/storage performance, problem diagnosis and resolution of production critical problems and providing follow on RCA.

APPLIED MATERIALS Santa Clara, CA 2005 to 2007

Systems/Unix Security/NetBackup Administrator

Systems Administrator professional experience in day-to-day operations, maintenance, configurations, upgrades, security, systems support, disaster recovery and troubleshooting in Unix environment and responding to 24*7 weekly rotation basis primary On-Call Support.

Key Contributions:

Performed full-scope UNIX/Linux/RHEL server administration, upgrades, recommonded patch management, performance tuning, and infrastructure enhancements, Systems Hardening as per Applied Material IT standards.

Efficiently handled UNIX secuirity admin role by managing UNIX (User/DB/Application) accounts Clearance/Creation/Modification/Deletion and setting up access routes as per GISS (Global Information Systems Security) and SOX regulations with Keon (BoKs) software installed on all Applied Unix systems.

Performed full-scope Backup Systems administration, Backup Network design & Implimentation and Netbackup upgrades on 3 master, 20 media and over 2500+ clients systems full scale backup environment upgrade from version 4.5MP6 to 5.1MP3.

Implemented Disk Library Backup Technology & Vault backups to Tape and procedures for the transition from tape-only solution to Disk base VTL solution providing enhanced on demand data recovery and restore capability and performance.

ADDITIONAL IT EXPERIENCE

Excelled in early IT career, advancing through increasingly responsible roles including:

Inteliant Technology Santa Clata, CA

Systems Admin Consultent 2005 to 2007

Sorix Solutions Pvt Ltd, Hyderabad India

Systems Administrator, 2001 to 2005

EDUCATION & CERTIFICATIONS

J.N.T.Univercity Hyderabad, INDIA

Bachelor of Technology in Electronics & Communications Engineering (ECE)

VNX Unified Storage Deployment and Management

VCE Vblock Systems Administration and Management

Isilon Administration and Management

Sun Certified System Administrator Solaris 8

Oracle Solaris 11 Advanced System Administration Level 3

Veritas Volume Manager 4.0 & SUN Solaris System Administration for Experienced UNIX Administrators

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