Summary
Overview
Work History
Education
Skills
Certification
Technicalknowledge
Timeline
Generic

PREM KIRAN BEJJAM

Herndon,VA

Summary

Bilingual DevOps Engineer with background designing, testing, and implementing infrastructure and applications. Talented performer with over [Number] years of experience using source control tools to identify and fix bugs in code. Consistent team player with exemplary multitasking skills. Critical thinking DevOps Engineer with extensive understanding of high availability architecture and concepts. Purpose-driven professional with capacity to be strong team player plus work effectively independently. Complex problem-solver with analytical and driven mindset. Dedicated to achieving demanding development objectives according to tight schedules while producing impeccable code. Respectful self-motivator gifted at finding reliable solutions for software issues. Experienced in [Task] and [Task] and offering skills in [Skill] and [Skill]. Fluent in [Language] and accustomed to working with cross-cultural, global teams. To seek and maintain full-time position that offers professional challenges utilizing interpersonal skills, excellent time management and problem-solving skills. Organized and dependable candidate successful at managing multiple priorities with a positive attitude. Willingness to take on added responsibilities to meet team goals. Detail-oriented team player with strong organizational skills. Ability to handle multiple projects simultaneously with a high degree of accuracy.

Overview

14
14
years of professional experience
1
1
Certification

Work History

Lead DevOps Engineer/Manager

FirstTek Inc.
01.2017 - Current
  • Coordinate and manage relations with vendors, IT developers and end users
  • Manage the work streams, process, and coordinate with the team members and their activities to ensure that the technology solutions are in line with the overall vision and goals
  • Lead a team of 6 DevOps engineers for release/change management, automation and 24/7 production support
  • Implement monitoring on infrastructure systems that helped reduce critical incidents
  • Mentored, hired, trained DevOps engineers
  • Lead the agile ceremonies i.e., plan, design and implement the release strategies and any CI/CD projects
  • Report the daily progress of the team and any impediments to the leadership and external teams.

Lead Hadoop Engineer

JB Micro Inc.
10.2013 - 01.2017
  • Configured Cloud watch metrics to collect monitoring and operational data in the form of logs
  • Experience in creating Lambda functions to automate snapshot back up on AWS and set up scheduled backup
  • Utilized Python Library Boto3 for AWS to pull instance metadata from CloudTrail to collect data from the API calls associated with it
  • Extensively worked on Jenkins CI/CD pipeline jobs for end-to-end automation to build and deliver artifacts and troubleshoot the build issue during the Jenkins build process
  • Involved in Automation, Configuration and Deployment strategy
  • Migrated clusters from bare metal to AWS cloud i.e., to design, develop, maintain, and expand AWS infrastructure from a physical data center environment to cloud
  • Created S3 buckets, policies and IAM role based polices by customizing the JSON template
  • Used Spot Instances for Compute nodes on EMR
  • Experience in deploying infrastructure components via AWS Management Console, AWS CLI
  • Migrated Hbase from Cloudera cluster to AWS EMR-HBASE
  • Used KMS to encrypt HDFS data at rest and in-transit on EMR and LUKS encryption to encrypt local disks on EBS volumes
  • Experience in providing security for Hadoop Cluster using Kerberos
  • Experience in creating custom monitoring metrics/analysis/alarms through Cloud Watch to monitor major metrics like Network packets, CPU utilization, Load Balancer Latency etc
  • Worked on high-availability, fault tolerance, and auto-scaling on EMR
  • Experience in Updating the AMI with the latest patches
  • Experience in Splunk to do the log analysis and puppet to maintain the configuration
  • Implemented HBase on S3 and Responsible for HBase REST server administration, backup, and recovery
  • Responsible to manage data coming from different sources and work with architects to have a data flow created with appropriate tools
  • Managed Jobs using Fair scheduler and Cluster coordination services through Zookeeper
  • Involved in creating Hive tables, loading with data, and writing hive queries which will run internally in map reduce way
  • Automate upgrade/configuration process on multiple nodes using Puppet.

DevOps/Hadoop System Engineer

Cloudwick Technologies INC.
05.2013 - 10.2013
  • Responsible for daily system administration of Linux servers
  • Deployed a Cassandra cluster in cloud environment as per the requirements
  • Designed, implemented, and reviewed features and enhancements to Cassandra
  • Integrated Cassandra Querying Language called CQL for Apache Cassandra
  • Implemented POC on Cassandra data replication for disaster recovery
  • Migrated on premises applications to the cloud, migrate applications
  • Installed application on AWS EC2 instances and configured the storage on S3 buckets
  • Dumped the data from one cluster to other cluster by using DISTCP, and automated the dumping procedure using shell scripts
  • Designed the shell script for backing up of important metadata
  • Performed both major and minor upgrades to the existing cluster and rolling back to the previous version
  • Designed the cluster so that only one secondary name node daemon could be run at any given time
  • Worked on the cluster highly availability feature by using NFS as well as Journal Quorum concept
  • Dumped the data from HDFS to MYSQL database and vice-versa using SQOOP
  • Implemented Map Reduce jobs in HIVE by querying the available data
  • Used Ganglia and Nagios to monitor the cluster around the clock
  • Supported Data Analysts in running Map Reduce Programs
  • Worked on analyzing data with Hive and Pig.

Developer Support Engineer

KPI Inc.S
09.2011 - 03.2013
  • Implemented Kerberos security in all environments
  • Defined file system layout and data set permissions
  • Implemented Fair Scheduler to share the resources of the cluster for the Map Reduce jobs given by the users
  • Demonstrated and understood the concepts, best practices, and functions to implement a Big Data solution in a corporate environment
  • Managed and reviewed data backups and log files and experience in deploying Java applications on cluster
  • Commissioned and Decommissioned Nodes from time to time
  • Worked with Hadoop developers, designers in troubleshooting Map Reduce job failures and issues and helping to developers
  • Developed and provided support to Telephony applications like JTAPI, TAPI and IP phones
  • Developed applications for Jabber Rave which include voice, video, IM, Presence, voice messaging and conferencing capabilities into web applications
  • Provided one-on-one support to developers who have created third party applications that interact with CUCM (Cisco Unified Communications Manager)
  • Supported and administered Jabber Sandbox lab
  • Dealt with support cases for TAPI, JTAPI, IP Phone Services, AXL
  • Provided direct one-on-one support for developers
  • Create API documentation for developers
  • Frequently used of REST APIs, SOAP APIs, XML, JSON, Open Social gadgets, SQL statements
  • Experience in HTML, CSS, JavaScript, jQuery, JSP pages, and Java for web applications.

Graduate Research Assistant

Undergraduate Admissions – Texas State University
05.2010 - 09.2011
  • Designed Database Schema and Created SQL queries
  • Performed the Backend Testing to ensure data consistency on front-end by writing and executing SQL statements on SQL Database Manually
  • Involved in debugging and troubleshooting related to production and environment issues Implemented java and web best practices
  • Managed the operations of the student records database and network accounts
  • Controlled access permissions and privileges of the users
  • Monitored performance and managing parameters to provide fast query responses
  • Worked on Troubleshooting report/query issues
  • Maintained and Administered the Workstation
  • Researched, Developed, and Implemented Information Systems
  • Participated in various office staff meetings and Academic Affairs activities
  • Presented at training sessions, professional conferences, and workshops; also maintained good grades in academic courses.

Education

Master’s in Business Administration -

Goldey-Beacom College
10.2016

Master of Science in Computer Science -

Texas State University
San Marcos, TX
05.2012

Bachelor’s Degree in Computer Science -

Jawaharlal Nehru Technological University
05.2009

Skills

  • Infrastructure Automation
  • Linux Operating System
  • Monitoring and Logging
  • Containerization Technologies

Certification

  • AWS Certified Solutions Architect – Professional (AWS-PSA-4081)
  • AWS Certified Solutions Architect – Associate (AWS-ASA-31437)
  • Datastax Certified for Cassandra
  • Cloudera Certified Administrator for Apache Hadoop
  • Cloudera Certified Developer for Apache Hadoop

Technicalknowledge

HDFS, Map Reduce, Impala, Hive, Pig, Flume, Zookeeper, Scoop, Oozie, HBase, Spark, CloudWatch, EC2, EMR, IAM, Lambda, Step Function, K8s, RDS, ECS, Linux, Windows, RHEL, CentOS, Shell Scripting, Python, C, C++, SQL, HTML, PERL, Ganglia, Nagios, AWS Cloud Watch, Cloudera Manager, ICINGA, MySQL, Oracle, SQL Server, Cassandra, NoSQL, Eclipse, Jdeveloper10.1.3, Net Beans, Jbuilder, UML, Rational Rose, Puppet, Ansible

Timeline

Lead DevOps Engineer/Manager

FirstTek Inc.
01.2017 - Current

Lead Hadoop Engineer

JB Micro Inc.
10.2013 - 01.2017

DevOps/Hadoop System Engineer

Cloudwick Technologies INC.
05.2013 - 10.2013

Developer Support Engineer

KPI Inc.S
09.2011 - 03.2013

Graduate Research Assistant

Undergraduate Admissions – Texas State University
05.2010 - 09.2011

Master’s in Business Administration -

Goldey-Beacom College

Master of Science in Computer Science -

Texas State University

Bachelor’s Degree in Computer Science -

Jawaharlal Nehru Technological University

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