Senior Database Engineer - Oracle & PostgreSQL

Visa is a world leader in payments and technology, with over 259 billion payments transactions flowing safely between consumers, merchants, financial institutions, and government entities in more than 200 countries and territories each year. Our mission is to connect the world through the most innovative, convenient, reliable, and secure payments network, enabling individuals, businesses, and economies to thrive while driven by a common purpose – to uplift everyone, everywhere by being the best way to pay and be paid.

Make an impact with a purpose-driven industry leader. Join us today and experience Life at Visa.

At the heart of Visa lies a secure, global payments processing network that for 40 years has empowered people, businesses and governments in over 200 countries. It is in the midst of profound change, innovating like never before and transforming and refreshing the technology assets to set the foundation for the next several decades.

Within Technology, Infrastructure division provides best-in-class infrastructure services that are secure, scalable, continuous available. It architects, builds and maintains secure and reliable data centers, systems and networks to support the business functionality that Visa provides to payment industry stakeholders.

The Database team is part of Infrastructure’s Distributed Systems Division and is responsible for delivering open system database infrastructures with operational excellence, being the industry leader in preventive and predictive operations driven by continuous innovation through selfheal and automated ecosystems, architecting, engineering, and building the reliable, scalable, secure, available, and cost-effective database infrastructure solutions for product development partners, working closely with them to use database products to the best, meeting various workload requirements, being transactional, analytical, non-relational, or data warehouse.

The team is the technology owner of multiple RDBMS and NoSQL technologies, is responsible to strategize, advance, and engineer enterprise solution for automated build/patching and efficient administration, that meet security, availability, performance, fast delivery and reporting requirements, and to support projects and products using these technologies.

JOB SCOPE:

As an engineer in this team, the individual will be involved in the plan, build and run activities related to database technology and infrastructure. The role will contribute to the design/architect, solution engineering, and support, will be responsible for delivering database projects, maintaining the running systems, able to perform problem analysis and troubleshooting. The individual should be well versed in database administration and engineering practices and principles.  The individual will share the responsibility of overall database build, deployment and support. He or she will provide technical influence and subject matter expertise for the database team, responsible for solving complex problems and taking a broad perspective to identify innovative solutions. The role serves as a technical/functional specialist and works independently with guidance only in the most complex situations.

RESPONSIBILITIES:

Primarily the architecture, engineering, deployment and support of Oracle and PostgreSQL database environment.

Support Database Platform Engineering in the architecture, development, and deployment of Oracle and PostgreSQL Database on LUW in high SLA environments. This includes, but is not limited to, advanced to expert engineering and implementation of the following: 

• Manage, support and maintain database technology and infrastructure, adhering to the architectural guidelines and policies.

• Develop Infrastructure as a Code for Database deployments

• Write/maintain OS level scripts for DB automation and application maintenance.

• Provide technical expertise and hands-on support in consolidation and migration of databases to new hardware and platforms.

• Physical implementation of databases, storage structures, high-availability solutions, replication, and disaster recovery solutions.

• Proactive and reactive performance analysis, monitoring, troubleshooting and resolution of escalated Level 2 and Level3 issues.

• Regular database capacity planning related to database growth and system utilization, trend analysis, predictive future database resource requirements, and the structured organized reporting of the same.

• Work closely with other Infrastructure engineering, product development, business operations, and technical operations to ensure delivery of database services within the SLA’s and performance targets.

• Adapt business requirements, model data, and develop database specifications, table and element attributes.

• Participate in the evaluation, selection and implementation of DBA tools to improve the effectiveness of tasks such as performance monitoring and tuning, recovery, and database change management processing.

• Ability to work well as a team and as an individual with minimal supervision.

This is a hybrid position. Expectation of days in office will be confirmed by your Hiring Manager.

Preferred Qualifications:

• 4 or more years of work experience with a Bachelor’s Degree or more than 2 years of work experience with an Advanced Degree (e.g. Masters, MBA, JD, MD)
• 4-7 years of DBA experience, managing Oracle and PostgreSQL databases, Version 19c (Oracle) Version 14.x (PostgreSQL) and onwards
• 3-4 years of Infrastructure as Code (IaC) frameworks: Terraform, GIT CI/CD and Ansible experience
• Good understanding of Oracle and PostgreSQL/GoldenGate/PGLogical database/replication fundamentals
• Good understanding of NoSQL database fundamentals
• Should have strong UNIX platform skills and understanding of network, storage, tiered application environments and security.
• Create and maintain automated database deployments to Public Cloud environment using Infrastructure as Code (IaC) frameworks: GIT CI/CD and Ansible
• Implement Infrastructure as Code (IaC) frameworks, such as Ansible and Terraform
• Coding and scripting with common languages, such as Python, Linux Shell, and Java
• Use CI/CD tools, such as GitHub and Jenkins
• Good interpersonal skills along with effective communication (both written and verbal) skills.
• Demonstrated ability to solve complex systems and database environment issues.
• Demonstrate ability to work in a complex organization to determine business and customer needs, providing the best solution to meet those needs.
• Work experience in a Financial Institute will be preferred.

Visa is an EEO Employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status. Visa will also consider for employment qualified applicants with criminal histories in a manner consistent with EEOC guidelines and applicable local law.