Akinade Olaopa
Aubrey,TX
Summary
Akinade is a Seasoned Hadoop & Kubernetes Administrator having more than 11 years of experience in the IT Industry. Expertise in big data platform and big data cloud architecture. Micro services architecture and applications in Azure Cloud. Micro service deployment End-to-end Cloudera Support Cloud Adoption/Strategy Docker/Container
Overview
12
12
years of professional experience
1
1
Certification
Work History
Data Platform Engineer
Excellus Inc
09.2022 - Current
- Installing and maintaining multi-node Hadoop on Cloudera & HDInsight clusters, ensuring Scalability, high availability and reliability
- Ensure that the CDH-CDP cluster is up and running all the time
- Monitoring the cluster connectivity and performance
- Manage and review Hadoop log files
- Backup and recovery tasks
- Manage Kerberos principals keytabs with ktutil tool
- Deployed auto tls to lower environment and production
- Upgrade from sp1 7.1.7 to sp2 7.1.7
- Upgrade Cloudera manager from 7.6.1 to 7.6.7
- Resource and security management
- Troubleshooting application errors and ensuring fixes
- Implementing, managing, and administering the overall CDH-CDP infrastructure
- Takes care of the day-to-day running of Hadoop clusters
- Application lifecycle management using GitOps, helm and ArgoCD
- Perform regular maintenance and updates to keep the system running smoothly
- Working with Application teams on ad hoc tasks like POC installs and demos
- Troubleshooting platform issues raised by ServiceNow
- Worked with app teams with modification of Build configs, templates, Image streams, etc
- Working closely with the database team, network team, BI team and application teams to make sure that all the big data applications are highly available and performing as expected
- Used prometheus and Grafana for monitoring against Platform thresholds and tracking metrics.
Lead Hadoop System Administrator
Wipro Ltd
04.2019 - 09.2022
- Responsible for implementation and ongoing administration of Hadoop infrastructure Planning
- Collaborating closely with the systems platform engineering team to propose and deploy new hardware and software environments required for Hadoop and to expand existing environments
- Working with data delivery teams to setup new Hadoop users
- This job includes setting up Linux users, setting up Kerberos principals and testing HDFS, Hive, Pig and MapReduce access for the new users
- Cluster maintenance as well as creation and removal of nodes using Cloudera Manager Enterprise tool
- Coordinate with Linux team as per operating system monthly patch a applies rolling cluster node upgrades in a production-level environment
- Work closely with Governance team to ensure security and auditability of all Hadoop environments
- Performance tuning of Hadoop clusters and Hadoop MapReduce routines
- Monitor Hadoop cluster connectivity and security
- Manage and review Hadoop log files
- File system management and monitoring
- HDFS support and maintenance
- Diligently teaming with the infrastructure, network, database, application and business intelligence teams to guarantee high data quality and availability
- Collaborating with application teams to install operating system and Hadoop updates, patches, version upgrades when required
- Deploy applications and services onto Kubernetes clusters
- Implement scaling strategies to ensure that applications can handle varying workloads efficiently
- Set up and configure Kubernetes clusters, including the master and worker nodes on cloud services, and configuring networking, security, and storage components
- Use tools and practices for managing configurations and ensuring consistency across the Kubernetes environment
- Using tools like Helm charts or Kubernetes Operators
- Implement security best practices for Kubernetes clusters, including setting up RBAC (Role-Based Access Control), managing network policies, and ensuring the security of container images
- Identify and resolve issues related to application deployments, networking, and cluster health
- Use debugging tools and techniques to troubleshoot problems in a Kubernetes environment.
Hadoop Solution Engineer
Securus Technologies
03.2018 - 04.2019
- Installed, configured, maintained Hadoop Clusters in an on-prem environment
- Proposed product design features to support scalability, usability, and better performance of a Hadoop Cluster
- Prepared technical design and perform code reviews for all new enhancements and maintenance work that is delivered
- Set up production Hadoop clusters with optimum configurations
- Worked on installation and setting up Kerberos
- Worked with data delivery teams to setup new Hadoop users, create Kerberos principal, and testing HDFS, Hive, Pig, & MapReduce access for the new users
- Solely responsible for building single node clusters in standalone mode and multi-node cluster building in fully distributed mode
- Troubleshot the issues by analyzing various log files and raise tickets with Cloudera support if needed
- Automated various tasks using Ansible and bash shell.
Hadoop Administrator
CACI International
11.2017 - 02.2018
- Enabled NameNode High Availability on Pre-production cluster
- Benchmarked the cluster using TestDFSIO, TeraSort, and TeraGen for measuring HDFS I/O (read/write) performance and to measures time for sorting data with MapReduce
- Worked on adding nodes to cluster for cluster expansion
- Set up production Hadoop clusters with optimum configurations
- Worked on installation and setting up Kerberos
- Worked with data delivery teams to setup new Hadoop users, create Kerberos principal, and testing HDFS, Hive, Pig, & MapReduce access for the new users.
Oracle Database administrator
CDI Inc
10.2013 - 10.2017
- Worked on Oracle DB 11.2.0.3 to 11.2.0.4
- Installed and configure Oracle Database software on servers
- Worked on weekly database Refresh using RMAN and DataPump export/import
- Generated scripts to automate processes
- Created RAC database using DBCA
- Worked with TOAD, OEM 12c, and SQL
- Developer for data movement
- Created and managed database user accounts, roles, and permissions
- Protected sensitive data by implementing security measures according to industry standards
- Implement robust backup and recovery strategies to safeguard data against accidental loss, corruption, or system failures
- Conducted regular backups and test the recovery process to ensure data integrity
- Set up monitoring tools to track database metrics, detect issues, and receive alerts for abnormalities
- Addressed potential problems before they impact system performance and ensure documentation
- Database upgrades to leverage new features, improvements, and security enhancements
- Maintained comprehensive documentation for the database environment, including configurations, procedures, and best practices.
Production Oracle DBA
Fixlinks Technology Inc
07.2011 - 08.2013
- Worked on migration of databases from standalone server to Exadata database Machine
- Refreshed database using RMAN and DataPump export/import
- Worked with developer to configure and install informatica HUBS
- Kept the database software up to date by applying patches, updates, and new releases
- Degrees/Certifications
- B.Sc
- In Management Information Systems
Education
Bachelor of Science - Management Information Systems
Strayer University
Washington, DC08.2013
Skills
- CICD/Azure DevOps
- HDInsight & Databricks
- Observability, Logging, Monitoring
- Data Migration
Technologies/Frameworks:
Hadoop, Spark, Kerberos, Kubernetes, Ansible, Hive, Kafka, Grafana, Prometheus, Jenkins, Git, Gitlab, Ansible, hadolint, JIRA, vscode, Cloudera Manager, Impala, Hbase Oracle, PostgreSQL, MySQL, DB2, Windows, Linux, Solaris, Azure, Terraform, Azure Resource Manager Templates, HDFS ACLs, Data Encryption
Certification
· Microsoft Azure AZ-305
· Microsoft Azure AZ-104
· Microsoft Azure AZ-900
· Oracle 11g
Timeline
Data Platform Engineer
Excellus Inc
09.2022 - Current
Lead Hadoop System Administrator
Wipro Ltd
04.2019 - 09.2022
Hadoop Solution Engineer
Securus Technologies
03.2018 - 04.2019
Hadoop Administrator
CACI International
11.2017 - 02.2018
Oracle Database administrator
CDI Inc
10.2013 - 10.2017
Production Oracle DBA
Fixlinks Technology Inc
07.2011 - 08.2013
Bachelor of Science - Management Information Systems
Strayer University