Melani Timbu
Dallas,TX
Summary
High-performing professional with extensive experience managing large-scale, complex databases. Skilled in SQL and database management systems. Strong understanding of database design and data modeling with excellent troubleshooting skills. Smart and committed to staying up-to-date with new technologies and advancements. Tech-savvy Dev Operations Engineer with solid background in software engineering paired with in-depth knowledge of SQL and databases. Polished in deploying updates and fixes, building successful tools to reduce error occurrences and conducting root cause analysis. Familiar with Ruby and Python.
Overview
7
7
years of professional experience
1
1
Certification
Work History
Oracle DBA/Senior DevOps Engineer
USGS (United State Geological Survey)
08.2021 - Current
- Manage CI/CD projects from building, deployment to production, documenting details of all stages and giving feedback to management
- Configure EKS clusters on AWS, and deployment of applications
- Provided resources and skill sets to support DBA functions for applications.
- Liaised with system administrators to monitor, troubleshoot, triage and provide RCAs for incidents.
- Worked with customers and other third parties to support DBA functions.
- Troubleshot database issues to create and resolve trouble tickets.
- Automate database administration tasks using PL/SQL and shell scripts
- Perform basic and advanced tuning at the database and database/server level
- Use Enterprise Manager and other tools for availability and performance monitoring.
- Work directly with clients to plan and execute database outages and migrations.
- Responsible for setting and managing USER MANAGEMENT, SPACE MANAGEMENT Granting required privileges to users..
- SQL query tuning using reports generated by tools like StatsPack, TKPROF and SQL*Trace and Explain Plan
- Performing releases of new images, scaling up and scaling down of container applications
- Configure and manage Kubernetes clusters, create replicates, monitoring, scheduling, and troubleshooting errors within the cluster
- Customize images using docker files, build and commit them to local docker registry
- Experience in Continuous Integration and Continuous Delivery (Jenkins, GitHub, Ansible)
- Working on the DevOps team making applications more scalable and ensuring a highly available system and smooth running of the CI/CD pipeline
- Develop and maintain fully automated CI/CD pipelines for code deployment using Jenkins and Ansible
- Making code modifications using Git and pushing code back to master branches
- Troubleshoot failed maven builds on Jenkins
- Modifying docker files and building custom images, committing, and pushing changes to local docker registry, and running containers
- Created a Continuous Delivery process to include support building of Docker Images and publish into a private repository- Nexus
- Monitor system infrastructure against zero downtime, perform periodic backups, and troubleshoot failures
- Documenting tickets on and escalating to appropriate teams
- Creating EC2 instances and attaching them to AWS code pipeline for deployment
- Work to improve infrastructure deployment, monitoring & upgrade.
- Performing and scheduling backups and recovery of some production databases.
- Performance optimization of SQL statements and some oracle databases.
- Database refreshes using DATAPUMP from PROD database to DEV environment.
- Support database needs for new project deployments.
Oracle DBA/Senior DevOps Engineer
MBUSA GA
05.2019 - 08.2021
- Troubleshooting: Rectified many issues by instituting best practices in system log analysis, backups, network operating center security, user account/permissions management and systems/software auditing
- Collaborate with DevOps team for proper running of pipeline
- Perform software installations and oversaw major server upgrade Installation, Configuration, Administration and Upgrade of Linux Redhat, CentOs, and Ubuntu Operating systems
- Administration of RHEL systems which included installation, testing, tuning, upgrades, loading patches, troubleshooting servers
- Reset password and unlock user accounts
- Use of Ansible for deployment of Patches to servers
- Applied necessary patches and updates to servers to effectively daily operations
- Manage physical, virtual and network storage
- Configuration and management of network services (TCP/IP, UDP, HTTP, NFS, SCP NTP)
- Communicate with customers and other teams during planning, scheduling and implementation and deployment of OS and application patches Installation, configuration, and performing periodic system updates.
- Maintained detailed documentation of database configurations, changes, and procedures for easy reference by team members and future troubleshooting efforts.
- Evaluated system needs and recommended appropriate hardware or software upgrades to optimize Oracle database performance.
- Trained junior DBAs in best practices for Oracle database management, improving overall team performance.
DevOps Engineer
Scottish Rite Hospital
09.2017 - 04.2019
- Monitor system infrastructure against zero downtime, perform periodic backups, and troubleshoot failures Perform daily user administration tasks
- Troubleshoot, diagnose, and resolve service failures
- Responsible for creating and managing users accounts, package management and monitoring system performance
- Daily troubleshooting tickets from users
- Collect system information to aid in troubleshooting, document resources, monitor for any behavior modifications & intrusion
- Communicating with customers and team members during planning and implementation
- Apply OS patches and upgrades on regular basis.
- Worked closely with developers to optimize SQL queries for better query performance across various applications utilizing Oracle databases.
- Managed Oracle databases, maintaining high levels of performance, availability, and security.
- Worked with customers and other third parties to support DBA functions.
- Wrote and maintained technical and functional specifications to document database intentions and requirements.
Education
Master of Science -
Grand Canyon University
Phoenix, AZ06.2025
Bachelor of Science -
Capella University
Minneapolis, MN06.2022
Skills
- Database Troubleshooting
- Patch management
- Backup and recovery
- High Availability Solutions
- Oracle APEX Development
- SQL Query Optimization
- Oracle Exadata Management
- Oracle Cloud Services
- Database Security Management
- Teamwork and Collaboration
- Systems administration
- Python
Certification
- Security +
- CEH
- MCSE
- Linux +
- AWS Certified Solutions Architect
- AWS Certified Developer
- Oracle Certified 12c
Linkedinprofile
www.linkedin.com/in/melani-timbu-8674b685
Timeline
Oracle DBA/Senior DevOps Engineer
USGS (United State Geological Survey)
08.2021 - Current
Oracle DBA/Senior DevOps Engineer
MBUSA GA
05.2019 - 08.2021
DevOps Engineer
Scottish Rite Hospital
09.2017 - 04.2019
Master of Science -
Grand Canyon University
Bachelor of Science -
Capella University
- Security +
- CEH
- MCSE
- Linux +
- AWS Certified Solutions Architect
- AWS Certified Developer
- Oracle Certified 12c
Similar Profiles
Kaitlyn StabellKaitlyn Stabell
Office Technical Support at United States Geological SurveyOffice Technical Support at United States Geological Survey
Robert WelkRobert Welk
Hydrologic Technician at United States Geological SurveyHydrologic Technician at United States Geological Survey
Daniel MurrayDaniel Murray
Student Contractor at United States Geological SurveyStudent Contractor at United States Geological Survey