Oracle E-Business Database Administrator Consultant

Name of position:Oracle EBusiness Database Administrator Consultant

Location: Philadelphia PA

Client:City of Philadelphia

note: its hybrid position

job description

Position overview / Statement of Work The Office of Innovation and Technology and Department of Revenue IT unit are seeking an experienced Oracle EBusiness Suite (EBS) DBA to lead the planning of an upgrade from Oracle EBS 12.1 to 12.2. The ideal candidate will have deep expertise in Oracle Database Administration EBS architecture and upgrade methodologies. This role involves analyzing the existing environment the ability to clone the system with standard EBS tool and designing an upgrade strategy that will ensure postupgrade stability and performance optimization.

Develop a comprehensive upgrade plan for Oracle EBS from 12.1 to the latest subversion of 12.2 including risk assessment and rollback strategies.

Perform technical analysis impact assessment and design preupgrade validation to ensure a smooth transition.

Determine impact to basis2 customer information/water billing system and factor into upgrade plan.

Plan installation and configuration of Oracle EBS 12.2 including WebLogic Fusion Middleware and Online Patching (ADOP).

Define optimization of the Oracle Database (if required) in alignment with EBS 12.2 compatibility.

In collaboration with the Basis2 custom modules vendor define code customizations and retrofitting as needed to ensure compatibility with 12.2.

Design cloning backup and recovery processes to safeguard data during the upgrade.

Work closely with functional consultants developers and business users to develop a comprehensive plan that ensures minimal disruption to business operations. The plan to include detailed technical choices (source constraints target Database target Operating System) and a feasibility assessment thereof.

Conduct training and documentation for internal teams on new features and best practices.

Work activities and Essential Functions:

a. Conduct a system assessment to analyze the existing EBS 12.1 architecture including database application tier and customizations.

b. Evaluate system compatibility with EBS 12.2 including database versions thirdparty software (including basis2 water billing system) and hardware.

c. Perform a custom code impact analysis of basis2.

d. Identify deprecated features unsupported objects and necessary modifications.

e. Develop an upgrade strategy including timelines rollback plans and resource requirements.

a. Define test environments (development test and UAT) required for the upgrade process.

b. Create plan for cloning of the production EBS 12.1 environment to create a sandbox for dry runs.

c. Create plan for upgrading the database to a certified version (e.g. Oracle Database 19c) as per EBS 12.2 requirements.

d. Define required patches to prepare for the upgrade.

e. Define a test plan to prepare for the upgrade.

a. Follow Oracles 12.2 upgrade roadmap including:

b. Running Rapid Install for 12.2

c. Applying Release Update Pack (RUP) patches

d. Enabling Online Patching (ADOP framework)

e. Execute data migration scripts and update metadata as required.

f. Verify integrity of concurrent manager processes workflow mailers and businesscritical integrations.

g. Work with developers to define how to retrofit and remediate customizations impacted by the new architecture.

a. Conduct thorough functional and performance testing to ensure system stability.

b. Optimize database and application performance including SQL tuning indexing and JVM tuning.

c. Validate patching functionality using Oracles AD Online Patching (ADOP) feature.

d. Perform cutover planning and for the final upgrade to production.

e. Provide enduser support documentation and knowledge transfer to stakeholders

Strong knowledge of Oracle Database 11g 12c 19c) including RMAN Data Guard and performance tuning.

Experience with Oracle EBS 12.2 upgrade processes including ADOP (Online Patching) WebLogic and Fusion Middleware.

Proficiency in cloning backup/recovery patching and migration of EBS environments.

Handson experience with Oracle Applications DBA (AD utilities AutoConfig ADOP rapid clone etc..

Experience in customization impact assessment and code remediation.

Understanding of Oracle Security Concurrent Processing and Application Tier Architecture

Experience with Oracle performance monitoring tuning and optimization

Ability to provide technical guidance to business and executive audiences in clear concise understandable and actionable terms Soft Skills & Other Requirements

Ability to lead and execute complex upgrade projects with minimal supervision.

Strong problemsolving and troubleshooting skills.

Excellent communication skills to collaborate with crossfunctional teams.

Ability to work in highpressure dynamic environments with tight deadlines.

Certification in Oracle DBA or EBS is a plus