Asutosh Rath
Bhubaneswar
Summary
Skilled Technical Lead successful at merging technology and business needs in order to meet changing demands and solve diverse problems. Looking forward to pursue a challenging career to thrive my learning to next level by implementing the latest technologies. Prepared to leverage 6+ years of IT experience to take on new role with long-term potential and room for professional growth. Currently working as a Senior Hadoop Administrator with 4+ years of experience in Hadoop Administration.
Build strong work ethics and exceptional communication skills. Highly motivated with desire to take on new challenges. Team player and effective learner with analytical abilities. Adept at working effectively unsupervised and quickly mastering new skills.
Overview
5
5
years of professional experience
Work History
Hadoop Administrator
TCS
Bhubaneswar
01.2021 - Current
- CDP upgrade from 7.0.3 to 7.1.4
- Monitor cluster health
- Configure LDAP for ranger service
- Hive DB Backup and restore
- Import and Export of DB from one cluster to another
- Monitor health of the cluster
- Performance tuning of YARN and HIVE
- Debug the job slowness and coordinate with application team
- Encrypted cluster using Ranger KTS backed by KMS/Postgres DB
- Configure SPNEGO on the cluster to remediate vulnerabilities
- Create cluster and configure perquisites
- Optimize the cluster resource management.
- Deployed new versions of software components on existing clusters with minimal downtime.
- Resolved complex issues related to data storage, access control and job scheduling in Hadoop environment.
- Provided technical support in troubleshooting hardware and software problems associated with nodes in the cluster.
- Developed and implemented Hadoop cluster architecture to meet customer requirements.
- Monitored and optimized performance of Hadoop clusters using Cloudera Manager tool.
- Documented operational procedures for efficient maintenance and management of the system.
- Performed capacity planning to ensure optimal usage of available resources in the cluster.
- Maintained user accounts on all nodes within a distributed computing environment based on Linux and Unix operating systems.
- Managed multiple production clusters running different version of Apache Hadoop framework.
- Installed patches and upgrades on various nodes within a distributed computing environment.
- Carried out regular backups according to enterprise policies to ensure high availability of data stored in HDFS.
- Analyzed log files from different services running within the Hadoop infrastructure to identify potential issues.
- Identified areas where improvements could be made to increase efficiency of existing processes.
- Worked closely with development teams during application deployment process by providing necessary guidance regarding best practices for utilizing Big Data technologies.
- Coordinated with vendors for procuring additional hardware resources when needed.
- Ensured compliance with corporate security policies while configuring settings across all nodes within a distributed computing environment.
- Performed data backups and disaster recovery operations.
- Monitored network performance to determine adjustments needed.
- Kept flexible schedule and resolved after-hours and weekend emergencies quickly and accurately.
- Increased system security and performance with proactive changes.
- Planned, tested and supported high-availability infrastructures.
- Coordinated with vendors and company personnel to facilitate purchases.
- Analyzed intricate server issues and supported large enterprise and business-critical applications.
- Spearheaded server infrastructure development, quality control, staging and production operations.
- Promoted high customer satisfaction by resolving problems with knowledgeable and friendly service.
Hadoop Admin
Dell
11.2019 - 10.2020
- Part of cluster build team
- Service Accounts creation
- Validate Master, Edge and CM VM's and install pre-requisites
- Raise Cert request, Download the certs, Install and configure certificates
- Installation of JDK, Installation of Kerberos clients
- Create required DB’s in Postgres
- VIP request and configure for Postgres DB
- Performance Testing.
Hadoop Admin
Bigdata Analytics
10.2018 - 04.2019
- Simulated a dev/test environment with Cloudera/Hortonworks Hadoop ecosystem
- Create Hadoop clusters based on application teams requirements
- Add nodes to increase the capacity
- Decommissioned and recommissioned nodes
- Db passwords update for hue, hive, Cloudera manager, Ambari, Oozie users
- Installing packages like Anaconda and dependent packages
- Setting up the HDFS high availability and YARN high availability Run Balancer on a weekly manner to ensure uniform data distribution across all the data nodes
- Cluster health monitoring
- Fixing File system usage issues on hosts
- Upgrade clusters in both Hortonworks and Cloudera distributions Schedule replication of Hadoop data from one cluster to another using Backup and replication
- Secure the Hadoop clusters using Kerberos
- Implement change requests as per the client requirement
- Perform Linux patching on the clusters in timely manner
- Configure resource queue and tuning the same as per client requirement
- Log cleanup and crontabs setup
- Prepare weekly report to analyze the cluster health, performance and usage Ensure HDFS balancer is run on all cluster weekly basis to ensure
- Monitor and manage set of Hadoop clusters.
RPA Developer
CONNEQT BUSSINESS SOLUTION
03.2016
- Figure out Automation opportunities in working project and creation of Flow for business process Participate online meetings to demonstrate the capabilities of RPA for on-going projects
- Evaluate current process and envision ideas to reengineer the process in order to increase efficiencies and reduce AHT
- Solid design, coding, testing and maintaining the RPA’s (Robot’s)
- Identify and debugging the errors using Error Handlers
- Various suggestions made in the current process which helped in successful implementation of end-to-end automation.
Education
B.TECH in Computer Science - Computer Science
Vignan Institute of Technology And Management, Odisha
01.2014
12th - Science Education
Roland Junior College, Odisha
01.2010
10th -
St. Vincent’s Convent School, Odisha
01.2008
Skills
- Well versed with: Hadoop framework, Hadoop 2X, Yarn concepts Cluster creation using Cloudera distribution High availability, HDFS memory management Tools: Putty, WinSCP, Cloudera Distribution Operating Systems: Windows/Mac/Unix/Linux
- Fast Learner with excellent communications skills Customer Relationship Management Independent performer under pressure Positive attitude towards work Ability to build team spirit Confident and determined
- Team Collaboration
- User Support
- Technical Troubleshooting
- Vendor Relationship Management
- Performance Monitoring and Optimization
- Decision-Making
- System Updates
- Permissions and Access Control
- Diagnosing Issues
- Infrastructure Planning
- Resource Allocation
- Self Motivation
- Technical Analysis
Timeline
Hadoop Administrator
TCS
01.2021 - Current
Hadoop Admin
Dell
11.2019 - 10.2020
Hadoop Admin
Bigdata Analytics
10.2018 - 04.2019
RPA Developer
CONNEQT BUSSINESS SOLUTION
03.2016
B.TECH in Computer Science - Computer Science
Vignan Institute of Technology And Management, Odisha
12th - Science Education
Roland Junior College, Odisha
10th -
St. Vincent’s Convent School, Odisha
Similar Profiles
Avinash GawliAvinash Gawli
Scrum Master at TCSScrum Master at TCS
Krishna Kiran VelamakanniKrishna Kiran Velamakanni
Nutanix and VMWare Administrator at TCSNutanix and VMWare Administrator at TCS
Nidhi NarenNidhi Naren
Technical Program Manager at TCSTechnical Program Manager at TCS
TAMILSELVI NTAMILSELVI N
MIS & PMO Team Lead at TCSMIS & PMO Team Lead at TCS
GAUTAM VATSGAUTAM VATS
Junior Research Fellow at National Bureau of Plant Genetic Resources (NBPGR)Junior Research Fellow at National Bureau of Plant Genetic Resources (NBPGR)