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Infinite Computer Solutions

Sr. Mainframe Developer

Infinite Computer Solutions, Texas City, Texas, us, 77592


Job description

Mainframe JD

Key Responsibilities

Mainframe Application Development :

Design, develop, and maintain mainframeapplications using COBOL in a z/OS environment.Write and optimize JCL (Job Control Language) to execute batch jobs and manage job scheduling and dependencies.

Database Management and Development :

Develop and maintain DB2 database objects including tables, views, indexes, and stored procedures.Write and optimize SQL queries for data retrieval, updates, and analysis.

Data Analysis :

Utilize SQL for data analysis to generate reports, extract data insights, and support decision-making processes.Perform data validation and ensure data integrity across mainframe systems.

Job and Batch Processing :

Monitor and troubleshoot batch jobs to ensure timely and accurate processing.Debug and resolve issues related to job failures, performance bottlenecks, and data discrepancies.

System Maintenance and Optimization :

Conduct performance tuning and optimization of COBOL programs, JCL scripts, and DB2 queries.Implement and manage mainframe system updates, patches, and upgrades.

Documentation and Reporting :

Create and maintain technical documentation for mainframe applications, job flows, and database schemas.Provide regular status updates and reports on development progress, job performance, and data analysis.

Collaboration and Support :

Work closely with other developers, system administrators, and business analysts to understand requirements and deliver solutions.Provide support for production issues and participate in on-call rotations as required.

Qualifications

Education : Bachelor's degree in Computer Science, Information Technology, or a related field. Advanced degree is a plus.Experience :3+ years of experience working with Mainframe z/OS environments, including COBOL, JCL, and DB2.Proven experience in developing, debugging, and optimizing mainframeapplications and batch jobs.Strong experience in SQL for data analysis and reporting.

Skills :

Programming Languages : Proficiency in COBOL for mainframe application development.Job Control : Expertise in JCL for managing batch jobs and job scheduling.Database Skills : Experience with DB2, including database design, SQL query optimization, and performance tuning.Data Analysis : Strong SQL skills for data extraction, analysis, and reporting.Problem-Solving : Excellent troubleshooting skills to resolve issues related to job execution, performance, and data integrity.Communication : Strong written and verbal communication skills to document work and collaborate with team members.

Certifications

(preferred but not required):

IBM Certified System Administrator for z/OSIBM Certified Application Developer - COBOLDB2 Certification for Developers