Mainframe Developer - Automotive Finance Systems

Delta Computer Consulting; Los Angeles (CA); Hybrid; USD 81,000 - 91,000; Full time

Benefits offered by this job

Health Insurance

Vision Insurance

Dental Insurance

Life Insurance

401k

Continuing education

On-demand education

Job summary

Delta Computer Consulting is seeking a Mainframe Developer to support loan and lease servicing systems within an enterprise automotive finance environment. The role focuses on COBOL-based development, batch processing optimization, and production support across mission-critical mainframe systems.

Responsibilities include developing and maintaining mainframe applications, providing production support, and participating in testing and deployment of system enhancements.

Qualifications

• Experience with IBM mainframe technologies (COBOL, CICS, DB2, MQ, JCL).
• Experience supporting and troubleshooting batch and online systems.
• Strong analytical and problem-solving skills.
• Ability to work in a fast-paced, enterprise environment.
• Experience with production support and issue resolution.

Responsibilities

• Develop and maintain mainframe applications supporting loan and lease servicing systems.
• Provide production support, including troubleshooting online and batch abends.
• Participate in development, testing, and deployment of system enhancements.
• Work with IBM mainframe technologies including COBOL, CICS, DB2, MQ, and JCL.
• Evaluate and optimize batch processing to improve performance and reduce processing windows.
• Support both online transaction processing and batch environments.
• Perform impact analysis across multiple systems and platforms.
• Research and resolve production issues in a timely manner.
• Support root cause analysis and long-term fixes.
• Create and maintain documentation for estimates, design, and development.
• Follow established testing practices including unit testing and validation.
• Provide off-hours support for production batch processes as needed.

Skills

Analytical thinking & problem solving

Enterprise environment experience

On-call readiness

Production support

Tools

COBOL

CICS

DB2

MQ

JCL

Job description

Pay Range: $59.00 – $66.00 per hour (based on experience and internal equity)

Schedule: Full-time, contract; long-term opportunity

Work Type: 4 days on-site; 1 day remote

Benefits: Health, Vision, Dental, Life Insurance, 401k, Continuing and on-demand education

Must be willing to work onsite in Torrance, CA (LA County)

Sponsorship is available for this role

Position Overview

We are seeking a Mainframe Developer to support application development and production support for large-scale loan and lease servicing systems within an enterprise automotive finance environment.

This role focuses on COBOL-based development, batch processing optimization, and troubleshooting production issues across mission-critical systems.

Key Responsibilities

Application Development & Support

• Develop and maintain mainframe applications supporting loan and lease servicing systems
• Provide production support, including troubleshooting online and batch abends
• Participate in development, testing, and deployment of system enhancements

Mainframe Technologies & Processing

• Work with IBM mainframe technologies including COBOL, CICS, DB2, MQ, and JCL
• Evaluate and optimize batch processing to improve performance and reduce processing windows
• Support both online transaction processing and batch environments

Analysis & Troubleshooting

• Perform impact analysis across multiple systems and platforms
• Research and resolve production issues in a timely manner
• Support root cause analysis and long-term fixes

Documentation & Delivery

• Create and maintain documentation for estimates, design, and development
• Follow established testing practices including unit testing and validation

On-Call Support

• Provide off-hours support for production batch processes as needed

Required Qualifications

• Strong experience with IBM mainframe technologies (COBOL, CICS, DB2, MQ, JCL)
• Experience supporting and troubleshooting batch and online systems
• Experience performing impact analysis across multiple applications
• Experience with production support and issue resolution
• Strong analytical and problem-solving skills
• Ability to work in a fast-paced, enterprise environment

Preferred Qualifications

• Experience in automotive finance or financial services industry
• Experience with loan and lease servicing systems
• Familiarity with FIS / Systematics platforms
• Knowledge of financial processes (payments, collections, delinquency, repossession, etc.)
• Experience with unit testing practices and deliverables
• 3+ years of Big 4 consulting experience
• Stable work history within large enterprise organizations