SUMMARY OF QUALIFICATIONS:

• Solution - Oriented, Competent and Committed Senior level Hadoop and UNIX/Linux Administrator with 7+ years of experience in IT Consulting.
• Provided architectural and strategy design review for multiple business critical Hadoop clients
• Extensive scripting developed Python API and puppet modules to automate cluster provisioning and manage thousands of physical and virtual Linux servers
• Extensive design Experience in Hadoop administration activities such as installation and configuration of clusters using Apache, Cloudera, Hortonworks, AWS, ECS and ISILON
• Experience with complete Software Design Lifecycle including design, development, testing and implementation of moderate to advanced complex systems.
• Hands on experience in installing, configuring, and using Hadoop ecosystem components like Hadoop HDFS, Yarn, MapReduce, HBase, Oozie, Hive, Sqoop, Sentry, BDR,encryption,Flume, SmartSense, Storm, Kafka, Keyhsm, Keytrustee and Luna client
• Experience in deploying Hadoop cluster on Public and Private Cloud Environment like Cloudera, Hortonworks, Amazon AWS, RackSpace,ECS & ISILON.
• Experience in designing the security topology for Hadoop and integrating with Kerberos authentication infrastructure- KDC server setup, creating realm /domain, managing.
• Experience in importing and exporting the data using Sqoop from HDFS to Relational Database systems/mainframe and vice-versa.
• Experience in IP Management (IP Addressing, Sub-netting, Ethernet Bonding, Static IP)

TECHNICAL EXPERTISE:

Hadoop Framework: HDFS, Map Reduce, Pig, Hive, Hbase, sqoop, zookeeper, Ranger, Storm, Kafka, Oozie, flume, Hue, Knox

Databases: Oracle 9i/10g, DB2, SQL Server, MYSQL

Cloud: AWS, ECS and ISILON

Operating Systems: Linux RHEL/Ubuntu/CentOS, Windows (XP/7/8)

Scripting Languages: C, C++, Java, Python,Shell Scripting, SQL, PL/SQL, HTML, XML.

Network Security: Kerberos, TCP/IP, HTTP/HTTPS, RMI/IIOP, IBM OSE, WAP(WTP/WSP), NFS, DNS, DHCP, Cisco Routers and LAN.

Monitoring Tools: Cloudera Manager, Ambari, Navigator

Other Skills: SAN, LVM, NIM , HMC, TSM and VERITAS, Volume Manager 5.0/5.1, VERITAS File System 3.x/4.x/5.x, Micro Partitioning, NPAV, Active Memory Sharing, Oracle RAC, Active Directory, Citrix management console, NMIS.

PROFESSIONAL EXPERIENCE:

Confidential, Bloomington, IL

Sr. Hadoop Consultant and Security Architect

Responsibilities:

• Designed, implemented and supported Hadoop solutions with multiple Cloudera and Hortonworks clusters hosting more than 20 Petabytes of data.
• Provided Hadoop solution design consultation, optimized performance for multiple large scale projects and implementations.
• Developed, deployed and supported Java MapReduce applications.
• Provisioning, installing, configuring, monitoring, and maintaining HDFS, Yarn, HBase, Hive, Impala,Flume, Sqoop, Oozie, Pig, Hive,Keyhsm,Keytrustee,Sentry,Kafka Sqoop,Spark, Zoo Keeper and MapReduce
• Implemented Kerberos for authenticating all the services in Hadoop Cluster.

Confidential, Lansing, Michigan

SeniorUNIXConsultant

Responsibilities:

• Administration of RHEL 4, 5 and Solaris 9, 10 which includes installation, testing, tuning, upgrading and loading patches, troubleshooting server issues. Installed and Configured Oracle on Solaris 9/10 and Redhat Linux Environment.
• Jumpstart Solaris servers, custom configure, install packages, patches. Creating LDOMs, installing Solaris, creating volumes & installing packages. Cloning Linux Virtual Machines, templates using VMware Virtual Client 3.5 and migrating servers across ESX hosts.
• SAN migrations at host level using LVM mirroring and SVM Mirroring.
• Custom building Oracle RAC 11g and preparing servers for database installation which includes adding kernel parameters, software installation, permissions etc.

Environment : Red-Hat Linux Enterprise servers 4/5/6, (HP ProLiant DL, ML Series, IBM p series, x series, Dell Poweredge Servers R610, R710), Solaris 8/9/10/11, ASR, Opsware, VMWare, SAN(EMC, Hitachi), NAS (Netapp), BladeLogic, Veritas Volume Manager 4.1, Sun Enterprise Server M4000, M5000, T2k, T3k.

Confidential, Hopkins, MN

Senior Unix Admin

Responsibilities:

• Installing and upgrading Solaris, Redhat EL 3, 4.x and Suse EL Server 10 sp1, sp2 operating systems.
• Installing VERITAS Volume Manager 4.1. Implementing RAID and creating Disk Groups, Volume and Logical volumes using VxVM on Solaris.
• Configuring, administering and troubleshooting of NFS, NIS (master, slave and client) and DNS (Bind 8.2.x and 8.3.x) in multi-platform networks that included IBMA IX & Linux.
• Provided and the implementation of a backup solution using Veritas NetBackup 5 and StorageTek L700 tape libraries.
• Modifying/ Writing scripts for day-to-day job and administration.
• Creating test environment and assisting in Change control management.
• SAN administration over environment which included working included Brocade Silkworm 4900 switches, EMC Symmetrix DMX 4 and Sun StorEdge 9980. Creating resource pools, zones and containers on Solaris 10 and v490s, v890s to optimize and consolidate the use of the hardware.

Environment : Redhat 8, 9, AS 2.1, EL 3, 4.x, SLES 10 sp1, sp2, Veritas Volume Manager 4.1, Veritas Cluster Server 4.1, Veritas Netbackup 5, BMC Patrol for Unix, Apache 2.2.x, Sun Java System Web Server 6.x, 7, WebLogic 8.x, 9.0, JBoss 3.2, MQ Series 7.0, CA WAM, System 5 Packaging, Perl, Oracle 10g, v880, v490, v890, 6800, x2100, x4200, SunFire T2000, M5000, M 8000, Brocade Silkworm 4900 switches, EMC Symmetrix DMX 4, Sun StorEdge 9980, StorageTek L700

Confidential, Lincolnshire, IL

Sr. Unix and Linux Admin

Responsibilities:

• Designing System Requirements, Designing Storage requirements, Configuration Management/Change control/Release management.
• Implementing NIS and DNS naming services and administering the public DNS servers.
• Implementing RAID technologies and SAN solutions. Was involved in the configuration of a SAN with McData Switches and Hitachi Data Systems (HDS).
• Configuring Disk Groups, Volume Groups and Logical volumes to manage the storage resources.
• Scripting using sh, ksh and bash for day-to-day administration and system efficiency.

Environment : Solaris 7, 8, 9, Redhat Linux 4/5, Windows 2000, NFS, LVM, VERITAS Volume Manager 4.0, HP-Omni back, DHCP, DNS, SMTP, SSH2, Apache 2.0, System 5 Packaging, Perl, Oracle 9i, 280R, E5500, 6500, K580

Confidential, Bentonville, Arkansas

Sr Linux System Administrator

Responsibilities:

• Designed & Implemented System Security administration policies . Systems security administration policies include: User ID/Group ID management, Password policies, password aging for Redhat Linux Users.
• Capacity planning of P Series machines with IBM Balanced Spread Sheets.
• Managed file permissions & ownership for important directories & files.
• Implemented DNS , NFS , NIS , Auto mount networking services.
• Installed Redhat Linux 4/5 on HP, Dell & IBM x86 standard image CDs and Kickstart