Staff SW Engineer

Visa Technology & Operations LLC, a Visa Inc. company, needs a Staff SW Engineer (multiple openings) in Atlanta, GA to: Partner with business stakeholders, architects, and development teams to define system objectives and design integrated solutions for high-volume financial transactions. Analyze and optimize legacy mainframe applications (COBOL, JCL, DB2) to improve performance and reliability using tools like BlueZone, Endevor, and SDSF. Design, develop, and maintain scalable batch applications supporting authorization processes, ensuring modularity and maintainability. Provide production support and on-call coverage for critical systems, resolving job failures and database issues within defined SLAs. Translate business requirements into detailed technical specifications using JIRA, including flow diagrams and database logic. Develop and tune SQL/DB2 queries for large-scale data processing and reporting using SPUFI, QMF, and DataGrip. Implement secure data integration between mainframe and distributed systems via NDM and FTP, ensuring data accuracy and consistency. Automate and re-engineer batch processes using ESP and Control-M to enhance performance and reduce runtime. Investigate and resolve production incidents via JIRA and ServiceNow, performing root-cause analysis and coordinating fixes. Participate in JAD sessions and technical workshops to align solutions with enterprise architecture standards. Execute full SDLC activities within Waterfall methodology, including design, coding, testing, deployment, and post-release support. Lead SIT and coordinate UAT to validate application functionality and compliance before release. Manage deployment and release processes, ensuring build integrity and post-release validation. Conduct code and design reviews to ensure adherence to engineering standards and best practices. Maintain comprehensive documentation for design, configuration, and operational procedures to support compliance and audit readiness. Collaborate across business, QA, infrastructure, and operations teams to ensure production readiness and effective communication. Position reports to the Atlanta, Georgia office and may allow for partial telecommuting. Basic Qualifications: Employer will accept a Bachelor’s degree in Computer Science, Information Technology, or related field, and 5 years of progressive, post-baccalaureate experience in job offered or in a software engineering-related occupation. Position requires experience in the following: Mainframe technologies, including COBOL, JCL, and DB2 for developing and maintaining batch and online business applications. Utilize debugging and quality assurance tools, including XPEDITER, Fault Analyzer, and File Manager, for program design, testing, defect identification, and issue resolution. Source code management and configuration tools, including Endevor and ChangeMan to manage program versions, perform controlled code migrations, and maintain application integrity across environments. Job scheduling and workload automation tools, such as ESP Workload Automation, CA-7, and Control-M, for executing, monitoring, and optimizing batch cycles and enterprise workflows. Database and data analysis tools, including SPUFI, QMF, TOAD, and DataGrip, for writing and tuning SQL queries, analyzing DB2 data, and performing data validation and optimization. File transfer and connectivity solutions such as NDM (Connect:Direct) and FTP processes to facilitate data extraction, transformation, and loading (ETL) between mainframe and distributed systems. Reporting and utility programs, including DFSORT, ICETOOL, IEBGENER, and IDCAMS, for dataset management, sorting, and large-scale data processing. System and performance monitoring tools, such as SDSF and SAR for reviewing job outputs, managing system queues, and analyzing performance metrics. Terminal emulation and access tools, including BlueZone, Attachmate, and ISPF, for interacting with mainframe systems and ... (truncated, view full listing at source)