Remote Mainframe Developer - COBOL/NATURAL/ADABAS

CAI; Santa Fe (NM); Remote; USD 77,000 - 84,000; Full time

Benefits offered by this job

Remote work

Job summary

CAI seeks an experienced Mainframe Developer with advanced COBOL, NATURAL, and JCL expertise. The role is full-time, remote, and contract-based, supporting multiple client projects through analysis, design, and modernization efforts.

Responsibilities include developing and maintaining batch and online mainframe apps, troubleshooting, and integrating legacy systems with modern platforms. Strong ADABAS experience and system documentation are required.

Qualifications

• 5+ years of experience developing enterprise mainframe applications using COBOL
• 5+ years of experience with JCL development and job scheduling
• 3+ years of experience with NATURAL/ADABAS
• 5+ years of experience using TSO/ISPF or similar mainframe editing tools
• 3+ years of experience with AFP, PAGEDEF, FORMDEF, and OVERLAY technologies
• Advanced expertise in COBOL, JCL, and NATURAL programming
• Working knowledge of ADABAS database architecture and file structures
• Experience maintaining and enhancing large legacy mainframe systems
• Strong troubleshooting, debugging, and problem-solving skills for batch and online applications
• Experience developing system integrations, data interfaces, file transfers, and data feeds

Responsibilities

• Develop, enhance, and maintain COBOL, NATURAL, and JCL programs supporting multiple client projects
• Work on multiple legacy mainframe applications and integration efforts involving taxation and client systems
• Analyze existing mainframe applications and provide code walkthroughs, technical analysis, and documentation
• Design, code, test, implement, and maintain batch and online mainframe applications
• Troubleshoot production issues, job failures, and system abends; perform root cause analysis
• Analyze and support ADABAS databases, file structures, and data access methods
• Develop and maintain data feeds, interfaces, file layouts, and integration processes
• Participate in system design reviews, technical planning sessions, and code reviews
• Create and maintain technical documentation including program specifications, job flows, and data definitions
• Support system testing, integration testing, UAT, and production deployments

Skills

COBOL

JCL

NATURAL

ADABAS

TSO/ISPF

AFP

PAGEDEF

FORMDEF

OVERLAY

Troubleshooting

System integration

Job description

CAI seeks an experienced Mainframe Developer with advanced COBOL, NATURAL, and JCL expertise. The role is full-time, remote, and contract-based, supporting multiple client projects through analysis, design, and modernization efforts.

Responsibilities include developing and maintaining batch and online mainframe apps, troubleshooting, and integrating legacy systems with modern platforms. Strong ADABAS experience and system documentation are required.