Job Description
7+ years of experience in NoSQL and RDMS database like Cassandra, MongoDB, Couchbase and DB2 UDB. Proficient in database administration and process management. Expertise in handling mission critical production applications in a 24x7 model. Excellent communications skill Should have worked in offshore and onshore model Should have hands on experience on tools OpsCenter, OpsManager, Talena, iCinga, Splunk, Grafana, ELK/ELF, CTAM Prometheus, Cohesity, Nimsoft, GCP Knowledge of Banking domain is good to have Experience in Linux Operating Systems Experience in Shell scripting and Ansible
ROLES AND RESPONSIBILITIES
Datastax Cassandra Administration:
•Experience in Cassandra configuration of single and multi datacenter clusters.
•knowledge of parameter configuration for better application performance.
•Expertise in node addition/removal to/from the existing cluster.
•Handled more than 100TB of data and around 200 nodes per cluster.
•Working experience of Cassandra backup and recovery strategies.
•Provided significant support during OS Patching and database upgrade activities.
•Extensive knowledge on keyspace and table creation.
•Broadly worked on Cassandra utilities - nodetool, CQL utility and SSTable utilities.
•Provided support in post-upgrade activities - migrating from full to incremental repair.
•Profound expertise in maintenance activities like repair, compaction, backups and restore.
•User Management on clusters.
MongoDB Administration:
•Worked on MongoDB POC involving deployment and configuration.
•Knowledge of Nimsoft and OpsManager monitoring tools.
•Expertise in MongoDB Replication for high availability.
•Experience in handling around 20 replica sets with DR architecture.
•Knowledge in User Management and RBAC as a part of database security.
•Profound knowledge on replica set configurations and deployment.
•Significant experience in troubleshooting issues and RCA classification.
•working experience of OpsManager and server-level backups and restores.
•Extensive knowledge of OpsManager working and troubleshooting features.
•Extensive support provided during patching and OS upgrades.
Couchbase Administration:
•Worked on Couchbase POC involving installation and configuration on Production & Non-Production environments.
•Knowledge of Couchbase Web console, iCinga & Nimsoft monitoring tools.
•Expertise in XDCR for high availability.
•Experience in handling 5 clusters of 5TB data each.
•Knowledge in User Management and RBAC as a part of database security.
•Profound knowledge on bucket configurations and replication(XDCR & Intercluster)
•Significant experience in failover and rebalance mechanisms.
•Expertise on REST API interactions with Couchbase cluster.
•Extensive support provided during patching and OS upgrades.
DB2 UDB Administration:
•Experience in handling production databases up to 5TB in production environment.
•Knowledge in process driven environment by following processes like Problem Management and Change Management.
•Implement and maintain Database Security in granting/revoking privileges on database objects to users/groups.
•Working experience on DB2 performance utilities such as REORGCHK, REORG and RUNSTATS along with DB2 Explain and Advise Facility.
•Troubleshoot database issues using db2diag, b2pd, db2top etc.
•Monitor database performance and fulfil customer requests for long running queries by tuning indexes, running runstats and/or reorgs.
•Knowledge on space issues and provide recommendation to application users.
Advantage Zensar
We are a technology consulting and services company with 11, 800+ associates in 33 global locations. More than 130 leading enterprises depend on our expertise to be more disruptive, agile and competitive. We focus on conceptualizing, designing, engineering, marketing, and managing digital products and experiences for high-growth companies looking to disrupt through innovation and velocity.
Zensar Technologies is an Equal Employment Opportunity (EEO) and Affirmative Action Employer, encouraging diversity in the workplace. Please be assured that we will consider all qualified applicants fairly, regardless of race, creed, color, ancestry, religion, sex, national origin, citizen status, age, sexual orientation, gender identity, disability, marital status, family medical leave status, or protected veterans’ status.
Zensar is a place where you are free to express yourself in an environment that values individuality, nurtures development and is mindful of wellbeing. We put our people and customers at the center of everything that we do. Our core values include:
* Putting people first
* Client-centricity
* Collaboration