Senior Data Engineering Lead - Oracle Exadata DMA, ZDLRA

Requisition Number: 2342619
Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health optimization on a global scale. Join us to start Caring. Connecting. Growing together.
Functions may include database architecture, engineering, design, optimization, security, and administration; as well as data modeling, big data development, Extract, Transform, and Load (ETL) development, storage engineering, data warehousing, data provisioning and other similar roles. Responsibilities may include Platform-as-a-Service and Cloud solution with a focus on data stores and associated eco systems. Duties may include management of design services, providing sizing and configuration assistance, ensuring strict data quality, and performing needs assessments. Analyzes current business practices, processes and procedures as well as identifying future business opportunities for leveraging data storage and retrieval system capabilities. Manages relationships with software and hardware vendors to understand the potential architectural impact of different vendor strategies and data acquisition. May design schemas, write SQL or other data markup scripting and helps to support development of Analytics and Applications that build on top of data. Selects, develops and evaluates personnel to ensure the efficient operation of the function. Generally work is self-directed and not prescribed.
Primary Responsibilities:

• Administer and maintain Oracle Exadata systems/ZDLRA/OCI, including full stack patching, configuration, and hardware component replacements
• Perform infrastructure management, capacity planning, and performance tuning across Exadata environments (on-premises and cloud)
• Analyze and optimize Exadata-specific features such as Smart Scan, Storage Indexes, Smart Flash Cache, IORM, DBRM, and Hybrid Columnar Compression (HCC)
• Monitor Exadata growth and storage utilization, and perform accurate capacity estimations
• Configure static routes and manage networking interfaces across Exadata servers and storage cells
• Manage Oracle databases on Oracle Cloud Infrastructure (OCI) @ Azure/AWS
• Support Oracle database migrations to OCI@Azure/AWS if required
• Automate routine tasks using Ansible, Python, and Shell scripting
• Monitor system health using Oracle Enterprise Manager (OEM/Grid Control)
• Participate in incident and change management processes using ServiceNow
• Provide on-call support, including shift and weekend coverage
• Troubleshoot and resolve issues related to Exadata-specific, RAC, ASM, multitenant architecture, OEM, patching, security, Data Guard, DG Broker, and RMAN
• Works with less structured, more complex issues
• Serves as a resource to others
• Comply with the terms and conditions of the employment contract, company policies and procedures, and any and all directives (such as, but not limited to, transfer and/or re-assignment to different work locations, change in teams and/or work shifts, policies in regards to flexibility of work benefits and/or work environment, alternative work arrangements, and other decisions that may arise due to the changing business environment). The Company may adopt, vary or rescind these policies and directives in its absolute discretion and without any limitation (implied or otherwise) on its ability to do so

Required Qualifications:

• Bachelor's degree or equivalent experience
• 10+ years of experience as an Oracle Exadata Administrator
• Experience with Oracle Multitenant architecture and security governance
• Hands-on experience with Exadata hardware diagnostics, monitoring, and troubleshooting
• Experience with ZDLRA administration
• Solid understanding of Oracle Exadata architecture and Database Machine Administration (DMA)
• Proven expertise in RAC, ASM, RMAN, Data Guard, and performance tuning
• Familiarity with ServiceNow for incident/change management and OEM/Grid Control for monitoring
• Proficiency in OCI architecture, resource provisioning, IAM policy configuration, and automation tools (Terraform, Ansible)
• Proven excellent written and verbal communication skills
• Proven ability to work under pressure and remain composed in high-stress situations
• Proven appetite for continuous learning and technical skill enhancement
• Willingness to work in shifts and participate in on-call rotation

At UnitedHealth Group, our mission is to help people live healthier lives and make the health system work better for everyone. We believe everyone-of every race, gender, sexuality, age, location and income-deserves the opportunity to live their healthiest life. Today, however, there are still far too many barriers to good health which are disproportionately experienced by people of color, historically marginalized groups and those with lower incomes. We are committed to mitigating our impact on the environment and enabling and delivering equitable care that addresses health disparities and improves health outcomes - an enterprise priority reflected in our mission.