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Senior Site Reliability Engineer responsible for ensuring reliability, scalability, and performance of Mastercard applications. Drive observability, automation, capacity planning, incident response, and risk mitigation. Collaborate with developers to embed operational design, implement CI/CD, containerization and orchestration, and perform blameless post-mortems. Support production readiness, troubleshoot complex issues, and contribute to documentation and operational standards.

Lead and manage an agile software engineering team building scalable AI and Quantum-infused payment solutions; define requirements, drive delivery, mentor talent, collaborate with data scientists and UI/UX, and represent the team externally.

Lead security architecture and strategy for Mastercard's blockchain payment platforms. Drive threat modeling, risk assessments, Secure-SDLC adoption, and embed security into CI/CD, APIs, cloud and blockchain components. Advise engineering and product teams, mentor security staff, collaborate with compliance and auditors, and shape regulatory and platform-level security requirements.

Lead security architecture, risk assessments, and threat modeling for Mastercard's blockchain platforms. Define security requirements, embed security into CI/CD, cloud, APIs and blockchain components, guide compliance (SOC2/PCI/DORA/CRI), mentor engineers, and advise stakeholders on secure-by-design implementations and remediation strategies.

Lead and manage agile scrum teams building distributed, Java-based B2B payments applications. Drive delivery from requirements to production, ensure performance, security and reliability, collaborate with Product and Ops, coach and develop engineers, promote agile best practices, and communicate progress to stakeholders.

Lead the Payments Network SRE team to ensure availability, scalability, and resilience of core payment infrastructure. Drive observability, capacity forecasting, automation/self-healing, incident RCA, testing/DR validation, vendor POCs, and cross-functional training. Own monitoring/alerting strategies and dashboards, perform packet-level debugging, and partner with product and development teams to embed reliability and SLIs/SLOs.

Lead security architecture and strategy for Mastercard's blockchain payment platforms. Drive threat modeling, risk assessments, and secure design reviews. Embed security into CI/CD, APIs, cloud, and blockchain components. Guide compliance (PCI DSS, SOC 2, DORA, CRI), mentor engineers, influence product and business leaders, and represent Corporate Security across cross-functional and regulatory initiatives.

Lead design and implementation of internal developer platforms and data-driven UIs. Own architecture, backend and frontend development, testing, performance, security, observability, incident response, and mentor engineers while partnering with stakeholders to deliver scalable, high-performance cloud-native systems.

Lead security architecture and strategy for Mastercard's blockchain payments platforms. Drive threat modeling, risk assessments, secure-by-design practices, embed security into CI/CD, partner with engineers and product teams, and ensure compliance with regulatory/security frameworks.

Lead and coach scrum teams to deliver high-availability commercial payments software. Oversee development, drive agile best practices, coordinate technical discussions with architects and operations, and communicate progress to product teams, customers, and senior management.