Mainframe Applications Development Sr Programmer Analyst - C12 - SANTIAGO

Experience

• Experienced in Financial services and account receivables and payments product processors and Knowledgeable of the various industry standards and file formats specification such as EDI, ACH, XML, BAI/BAI2, Comma or Pipe delimeted files as well as Sequential text fomatting.

Key Responsibilities

• Develop, maintain, and enhance mainframe applications.
• Analyze business requirements and design technical solutions.
• Write and test COBOL, JCL, and other mainframe code.
• Debug and resolve application issues.
• Optimize application performance.
• Create and maintain technical documentation.
• Collaborate with other developers, business analysts, and stakeholders.
• Participate in code reviews.
• Stay up-to-date on new mainframe technologies.

Programming Languages:

• COBOL:Proficiency in COBOL is fundamental. This includes a deep understanding of COBOL syntax, data structures, and program control flow. Experience with different COBOL dialects (e.g., IBM COBOL, Micro Focus COBOL) is a plus.
• JCL (Job Control Language): Expertise in JCL is essential for submitting jobs, managing datasets, and controlling the execution of programs on the mainframe. This includes a thorough understanding of JCL syntax, parameters, and system commands.
• REXX:Familiarity with REXX scripting language is helpful for automating tasks and interacting with the mainframe environment.

Database Management Systems:

• DB2:Strong experience with IBM's DB2 relational database management system is crucial. This includes skills in SQL, database design, performance tuning, and data management.

Transaction Processing Systems:

• CICS (Customer Information Control System):In-depth knowledge of CICS is often required for developing online transaction processing applications. This includes understanding CICS commands, programming techniques, and system administration.

Data Storage and Access Methods:

• VSAM (Virtual Storage Access Method):Understanding of VSAM file structures and access methods is important for working with mainframe data.
• Sequential Files:Knowledge of sequential file processing techniques.

Operating System:

• z/OS:A solid understanding of the z/OS operating system is fundamental. This includes knowledge of system services, security features, and resource management.

Essential Skills and Knowledge

SDLC (Software Development Life Cycle):

• Familiarity with different SDLC methodologies (e.g., Waterfall, Agile) and their application in a mainframe environment.

Debugging and Problem Solving:

• Strong analytical and problem-solving skills are essential for debugging complex mainframe applications. This includes the ability to use debugging tools and techniques to identify and resolve issues.

Performance Tuning:

• Experience in optimizing mainframe applications for performance and efficiency. This includes identifying performance bottlenecks and implementing solutions to improve response times and resource utilization.

Security:

• Understanding of mainframe security concepts and best practices. This includes knowledge of RACF (Resource Access Control Facility) or other security systems.

Testing:

• Experience in testing mainframe applications, including unit testing, integration testing, and system testing.

Documentation:

• Ability to create clear and concise documentation for mainframe applications.

Soft Skills

Communication:

• Excellent written and verbal communication skills are essential for collaborating with other developers, business analysts, and stakeholders.

Teamwork:

• Ability to work effectively in a team environment.

Problem-Solving:

• Strong analytical and problem-solving skills.

Adaptability:

• Ability to adapt to changing priorities and technologies.

Learning Agility:

• A willingness to learn new technologies and techniques.

Optional/Preferred Skills

DevOps:

• Experience with DevOps practices and tools in a mainframe environment.

Automation:

• Experience in automating mainframe tasks using scripting languages or tools.

Cloud Integration:

• Knowledge of integrating mainframe applications with cloud platforms.

Modernization:

• Experience in modernizing mainframe applications using new technologies.

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