Mr. Sajid Ambedkar

Production Support Engineer with 9+ years of experience in Banking & Payments Technology, supporting mission-critical international payment systems in global banking environments. Proven expertise in L2/L3 incident management, SWIFT infrastructure (SAA, SAG, HSM), MT/MX messaging, and certificate lifecycle management. Strong expertise in incident management, batch processing, system monitoring, and root cause analysis, with exposure to SWIFT-related services, secure banking environments, and high-availability platforms.

Working knowledge of cyber security practices including vulnerability remediation, access control, certificate management, and compliance with banking security policies (PCI-DSS, risk frameworks). Proficient in Unix/Linux (RHEL), SQL/Oracle, Splunk, and automation scripting, with familiarity in Azure cloud, virtual desktops, and cross-functional collaboration with security, infrastructure, and vendors.

Tech Lead (Swift Payments Support) - Fiserv

(2018-07 - 2026-03)

• Provided L2/L3 support for SWIFT infrastructure ensuring 99.99% availability of international payment systems
• Resolved P1/P2 incidents impacting international payments using structured triage (network → infra → SWIFT → messaging)
• Performed structured troubleshooting across network, SWIFT components, and message layers
• Supported and maintained SAA, SAG, SWIFTNet connectivity, and HSM integration
• Familiarity with Hardware Security Module (HSM) concepts, including secure key management, encryption, and certificate-based authentication in payment systems
• Act as primary escalation points for fraud alerts and high-risk transactions, supporting fraud analysts in identifying suspicious activity
• Troubleshot MT and MX message failures, including schema validation and parsing issues
• Understanding of SWIFT Microgateway and integration patterns for secure message exchange (conceptual exposure)
• Diagnosed and troubleshot SWIFT batch processing issues and Control-M job failures to ensure seamless payment processing and timely resolution of production incidents
• Managed SWIFT infrastructure activities including certificate renewal, validation, and coordination to maintain secure and uninterrupted connectivity
• Performed monthly and quarterly patching activities on Unix/Linux platforms by coordinating service shutdowns, applying security and application patches, validating deployment success, and restarting services to restore normal operations with minimal downtime
• Monitored post-patching system health checks, service availability, and batch execution to ensure platform stability and compliance with operational standards
• Supported disaster recovery (DR) planning and execution activities, including application backup, restore validation, and recovery testing to ensure business continuity and operational resilience
• Analyze fraud trends and recommend improvements in fraud detection rules and monitoring processes
• Familiar with secure access controls and privileged access management concepts (CyberArk exposure)
• Perform deep-dive troubleshooting across application, database, and infrastructure layers using SQL, Unix, and log analysis tools
• Collaborated with cross-functional stakeholders (business, operations, vendors, technology teams) to ensure timely and quality delivery
• Ensured compliance with PCI-DSS and banking regulatory standards

System Engineer - TCS

(2016-04 - 2018-07)

• Provided 24x7 L2 production support for banking applications including SWIFT and settlement systems
• Supported SWIFT messaging flows (MT messages), payment processing, and international transaction systems
• Diagnosed and resolved SWIFT transaction failures, batch issues, and system-level defects
• Coordinated with infra teams for network/VPN-related issues impacting SWIFT message delivery
• Performed SQL querying, Oracle DB support, and log analysis for issue investigation

Master of Computer Applications - Computer Applications - Mahatma Gandhi University