Sr Mainframe Developer

Genius Business Solutions; United States; On-site; USD 110,000 - 150,000; Full time

Job summary

Genius Business Solutions seeks an experienced Mainframe Application Support Specialist with 8–10 years of systems analysis and development. The role focuses on COBOL, CICS, JCL, VSAM, DB2, and related mainframe tools, with mandatory banking domain experience and strong problem-solving abilities.

The candidate will contribute to both development and production support teams, supporting enterprise-grade mainframe solutions for global clients.

Qualifications

• 10+ years in systems analysis and application development on mainframes.
• Banking domain experience is compulsory.
• Strong communication skills and problem-solving ability.
• Expertise in COBOL, CICS, JCL, VSAM, and DB2.

Responsibilities

• Lead systems analysis and development for mainframe applications.
• Develop and support COBOL, CICS, JCL, VSAM, DB2 components.
• Work with batch scheduling, ISPF/TSO, and file structures.
• Investigate complex business cases and code-level issues.
• Collaborate with production support and development teams.
• Document processes and maintain repositories.

Skills

Mainframe systems

Application support

COBOL

CICS

JCL

VSAM

DB2

ISPF/TSO

Batch scheduling

Banking domain

Tools

CA-7

Easytrieve

REXX

PANVALET

XPEDITOR

FILEAID

ISPF

TSO

Job description

About Genius Business Solutions Inc. (GBSI)

Featured in CNBC, Digital Journal, Fox News, and CIO Review, GBSI is a globally recognized IT services leader with 20+ years serving Fortune 500 organizations. Our teams deliver solutions across automotive, manufacturing, retail, and pharmaceutical industries. Headquartered in Moline, IL, GBSI supports clients and consultants throughout the US, Canada, Europe, and India.

Join our innovative team to lead enterprise-grade SAP solutions and drive digital transformation initiatives across global enterprises.

Job Summary

We are seeking a seasoned Mainframe Application Support Specialist with 8–10 years of experience in systems analysis and development. The role requires strong expertise in COBOL, JCL, CICS, VSAM, DB2, and related mainframe tools. Candidates must have prior banking domain experience, excellent problem-solving skills, and the ability to investigate complex business cases.

Mandatory skills:

• Experience in mainframe systems
• Experience in Application Support
• Strong communication skills

Key Responsibilities

• 1. 10 years of systems analysis/application development experience
• 2. Strong background in core Mainframe systems development
• 3. Expertise in COBOL, CICS, JCL, VSAM, DB2
• 4. Knowledge of Easytrieve, CA-7; exposure to CICS (nice to have), PANVALET, XPEDITOR, PANAPT, FILEAID
• 5. Experience with file structures (VSAM, GDG, Fixed Block, Variable Block), ISPF, TSO, FTP
• 6. Exposure to JCL program execution and COBOL-DB2 coding
• 7. Application development using CICS
• 8. Experience with processing VSAM datasets and dataset allocation, ISPF/PDF
• 9. Familiarity with Easytrieve & REXX (good to have)
• 10. Experience with job scheduling, incident management, and problem management
• 11. Ability to investigate complex business cases and explain via code analysis
• 12. Previous banking domain experience is compulsory
• 13. Contribution to both development and production support teams
• 14. Strong problem-solving skills for issue resolution
• 15. Experience with documentation and document repositories
• 16. Excellent verbal and written communication skills

Equal Employment Opportunity

GeniusBSI is an Equal Opportunity Employer. We believe that no one should be discriminated against because of their differences, such as age, disability, ethnicity, gender, gender identity and expression, religion, or sexual orientation.

All employment decisions shall be made without regard to age, race, creed, color, religion, sex, national origin, ancestry, disability status, veteran status, sexual orientation, gender identity or expression, genetic information, marital status, citizenship status, or any other basis as protected by federal, state, or local law.