Summary
Overview
Work History
Education
Skills
Certification
Timeline
Generic

Jenniffer - Buck Mudoh

Los Angeles,California

Summary

Experienced Oracle Database Administrator with over 6+ years of experience in IT technology. 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.Extensively worked on Installing, configuring Oracle 19c, 12c, 11g and 10g Patch Installation, Migration, Upgrades, Backup and Recovery, Cloning, Replication, Database Security, Memory Management Database on AIX, Linux, UNIX and Windows environments. Experienced in configuring and managing Oracle Real Application Cluster (RAC) 10g/11g, Data Guard. I have worked on multiple platforms and environments spanning Finance, IT, Sales, Insurance and Tech sectors, with an ability to work both as an individual contributor and as a member of a team. Excellent reputation for resolving problems and improving customer satisfaction. Organized and dependable candidate successful at managing multiple priorities with a positive attitude. Willingness to take on added responsibilities to meet team goals.

Overview

6
6
years of professional experience
1
1
Certification

Work History

Oracle Database Administrator

Whitehall Group LLC
07.2020 - Current
  • Experience Migrating data from Oracle to PostgreSQL on premises and in AWS
  • Implemented Hot/Cold physical backups (Incremental and full), cloning, duplicating of databases using RMAN
  • Applying upgrade patch, maintenance and interim (opatch) patches on all databases
  • Refreshing Dev and Test instances with data from Production on regular basis
  • Successful in applying RDBMS patches, security patches for improving the security and functionality of databases
  • Database monitoring/maintenance, replication process and performance tuning are done using OEM (Oracle Enterprise Manager)
  • Performed Database Administration tasks such as index creation and management, integrity checks, configuration, patching, statistics
  • Installed, configured, and managed oracle servers
  • Experience with scripting
  • Implementing and optimizing database systems, smooth operation, and physical design of databases
  • Understanding of performance tuning of indexes and databases in general
  • Maintaining security and integrity controls
  • Develop stored procedures, triggers or other database scripting and queries
  • Experience developing, documenting, and enforcing database administration and user standards and procedures
  • Troubleshot database issues to create and resolve tickets
  • Monitored and analyzed database activity to identify and prevent incidents and recommend performance improvements
  • Proposed database changes to ease monitoring and administrative effort
  • Wrote and maintained technical and functional specifications to document database intentions and requirements
  • Administered, supported and monitored databases by proactively resolving database issues and maintaining servers
  • Applied PSU patches and other database related patches
  • Have a good experience in administering Oracle Clusterware components
  • Troubleshot database issues to create and resolve trouble tickets.
  • Assisted in migrating databases to newer versions or alternate platforms, minimizing disruption to business operations.
  • Responsible for SQL query tuning and optimization
  • Performed database tuning and optimization using tools such as Tkprof, STATSPACK, Explain plan and SQL Trace.
  • Improved database performance by optimizing SQL queries and implementing indexing strategies.
  • Proposed database changes to ease monitoring and administrative effort.

Database Administrator

OSI Pharmaceuticals Inc
01.2018 - 06.2020
  • Performed troubleshooting of database using AWR and ADDM reports
  • Planned, tested and implemented backup strategy using RMAN, Oracle Utilities (Export/Import) EXPDP and OS methods
  • Performed Database replication from production to test/development environment Using RMAN, Data pump utilities and manually
  • Responsible for network configuration and involved in a Client-Server environment using TNSnames, LISTENER, Net Configuration
  • Ability to identify and make recommendations for poor database performance
  • Helps design and maintain an enterprise-wide baseline of operating systems and software
  • Identify and improve on possible points of failure in the infrastructure/applications and support troubleshooting incidents
  • Reviews and provides input to policies and standard operating procedures
  • Adept at installation of OEM Database Control, OEM grid control and Deploying Agents
  • In-depth knowledge and understanding of Oracle Database features such as RMAN for backup and recovery, Materialized Views, Export/Import, Data Pump and Data Guard
  • Working knowledge of Auditing and Database Security
  • Modified network interface for RAC public and private interconnects
  • Experienced in Designing, Installing, Configuring and Maintaining Real Application
  • Experienced with Database Security Administration, system monitoring including adding and removing users, configuring quotas, auditing, and analyzing security problems
  • Responsible for configuring, integrating, and maintaining all Development, QA, Staging and Production databases within the organization
  • Adept at routine Database Administration tasks
  • Monitored and analyzed database activity to identify and prevent incidents and recommend performance improvements
  • Wrote and maintained technical and functional specifications to document database intentions and requirements
  • Set up and controlled user profiles and access levels for each database segment to protect important data
  • Efficiently performed installation, setup and creation of four node cluster RAC with Oracle 11.2.0.3 database using GRID infrastructure with ASM file systems on RHEL 5.5.
  • Collaborated with cross-functional teams to develop custom applications that supported business objectives and met user needs.
  • Standardized database object naming conventions across multiple systems, resulting in easier management of objects during troubleshooting sessions.
  • Conducted regular audits of data quality, identifying inconsistencies and implementing corrective actions as necessary.
  • Streamlined backup and recovery processes, enhancing overall system stability and availability.
  • Established proactive monitoring solutions that alerted administrators to potential issues before they escalated into major problems.
  • Excellent communication skills, both verbal and written.
  • Worked well in a team setting, providing support and guidance.
  • Developed and maintained courteous and effective working relationships.
  • Demonstrated creativity and resourcefulness through the development of innovative solutions.

Education

MBA - Project Management

Southern New Hampshire University
Hooksett, NH
02.2024

Master of Science - management science

University of Yaoundé II
01.2008

Bachelor of Science - Managements And Organizational Studies

University of Yaounde II Soa
01.2006

Skills

  • PL/SQL scripts and instance Used stats pack report, AWR report, ADDM advisors, auto trace and execution plan
  • Tools: TKPROF, EXPLAIN PLAN, STATSPACK, AWR, and ADDM
  • Tools and Utilities: RMAN, OEM, SQL Loader, EXP, IMP, Data pump, Oracle SQL Developer, Jenkins Pgadmin, Ora2pg Repmgr, pgbouncer etc
  • RDBMS: Oracle 10g - 19c, PostgreSQL 9x – 12x
  • Operating Systems: HP-UX 10x, 11x Sun RHEL 21, 3x, 4x, 5x Linux Enterprise
  • Excellent Communication
  • Disaster Recovery
  • Interpersonal Skills
  • Linux Operating System
  • Problem-solving abilities
  • Agile Methodology
  • Multitasking Abilities
  • Team building
  • Time Management
  • Incident Management
  • Adaptability
  • Backup and recovery
  • Teamwork and Collaboration
  • Decision-Making
  • GoldenGate Implementation
  • Reliability

Certification

  • AWS Solution Architect License
  • OCA -12c License

Timeline

Oracle Database Administrator

Whitehall Group LLC
07.2020 - Current

Database Administrator

OSI Pharmaceuticals Inc
01.2018 - 06.2020

MBA - Project Management

Southern New Hampshire University

Master of Science - management science

University of Yaoundé II

Bachelor of Science - Managements And Organizational Studies

University of Yaounde II Soa

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