Senior Platform Engineer

Our Purpose
Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest potential.
Title and Summary
Senior Platform Engineer
Overview
The Database Services Team is looking for a Senior Systems Platform Engineer (Databases) to drive our customer experience strategy forward by consistently innovating and problem-solving. The ideal candidate is passionate about the customer experience journey, highly motivated, intellectually curious, analytical, and possesses an entrepreneurial mindset. This role will be within the Database Services Team responsible for the development and support of Project and Production databases. You will deliver an outstanding level of Database Administration support across all Vocalink systems, ensuring we meet or exceed defined SLAs. You will work with other technical areas such as Networks, Unix System Administration, Middleware, Application Support, Capacity Management, Architecture, Development, Acceptance Testing and Service and Operations Management. The role provides a great opportunity to be a part of a collaborative environment and to gain exposure to cutting-edge technology.
Role
Essential responsibilities
• Performs database troubleshooting and performance monitoring and ensures that incidents are resolved effectively and quickly.• Contributes to cross-team troubleshooting.• Delivers, to demanding timescales, project work including installs and upgrades and enhancement of database systems.• Documents work thoroughly, shares knowledge and mentors colleagues, as needed. • Identifies and documents procedures, policies, methods and practices. Acts as a quality gate for new systems introduced into Live service.• May need to provide out-of-hours and weekend support (approximate frequency of one week in eight).
All About You
Our main priority is to recruit a DBA who is a strong problem-solver, has a highly positive attitude, is flexible in their workload and is a good team player.
Essential knowledge, skills, and experience
• Clustering and DR.• Backup and Recovery.• Performance/Tuning Experience.• Oracle Certified Professional (OCP) certification (preferred). • Significant Oracle Enterprise Manager (OEM) experience. • Significant Grid and database patching experience.• Team-leading experience (preferred).• Security/Audit/Compliance as it relates to Databases. • Positive attitude even amidst imperfection, changing requests and tight deadlines.• Takes ownership and responsibilities for deliverables, working independently with all relevant parties.• Flexibility in working out-of-hours and weekends.• Flexible attitude to workload, prepared to undertake varying nature of tasks crucial to the success of the DBA team, which may vary over time. • Strong SQL to DBA standard. • Basic UNIX or Windows Shell Scripting.
Though we predominantly use Oracle DBMS, we do use SQL Server and NoSQL DBMSs such as REDIS, so any experience with these technologies would be useful.
Corporate Security Responsibility
All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must:

• Abide by Mastercard's security policies and practices;
• Ensure the confidentiality and integrity of the information being accessed;
• Report any suspected information security violation or breach, and
• Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines.