Sr. Mainframe Developer

A Bachelor’s or Higher Degree is the minimum entry required for the position

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• Skill Set : JCL,COBOL,DB2,CICS,VSAM,IBM z/OS,ims,ENDEVOR,File-Aid,SPUFI

Location: Dearborn, MI (Hybrid) or Remote

Position Summary

Seeking an experienced Senior Mainframe Developer to support and modernize mission-critical financial and automotive applications that power global business operations. The successful candidate will provide technical leadership in the design, development, maintenance, and modernization of enterprise mainframe solutions while collaborating with cross-functional teams, business stakeholders, architects, and cloud transformation initiatives. This role requires deep expertise in IBM z/OS technologies, batch processing, production support, application modernization, and Agile software delivery practices.

Key Responsibilities

• Design, develop, test, and maintain enterprise mainframe applications using COBOL, JCL, DB2, VSAM, CICS, and IMS.
• Analyze business requirements and translate them into scalable technical solutions.
• Develop and execute unit, integration, and system test plans.
• Perform impact analysis and provide implementation estimates for enhancement requests.

Production Support & Operations

• Support mission-critical production systems and resolve incidents within established SLAs.
• Analyze batch processing failures, data discrepancies, and performance issues.
• Perform root cause analysis and implement permanent corrective actions.
• Collaborate with infrastructure and operations teams during production deployments.

Database & Performance Optimization

• Optimize DB2 queries, batch jobs, and application performance.
• Conduct database analysis and tuning activities.
• Monitor application health and proactively address performance bottlenecks.

Mainframe Modernization

• Participate in modernization initiatives involving integration with Java, Spring Boot, Cloud, API, and distributed technologies.
• Assist in migration and coexistence strategies between legacy mainframe and modern platforms.
• Support data migration and system integration efforts.

Technical Leadership

• Provide mentoring and technical guidance to junior and mid-level developers.
• Conduct code reviews and ensure adherence to development standards and best practices.
• Drive continuous improvement initiatives and engineering excellence.
• Work closely with Product Owners, Architects, QA teams, and Business stakeholders.
• Participate in Agile ceremonies including sprint planning, reviews, and retrospectives.
• Maintain technical documentation, runbooks, and support procedures.
• Ensure compliance with Ford security, audit, and change management standards.

Required Qualifications

• Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field.
• 8+ years of hands-on experience in Mainframe application development.
• Strong expertise in:
  • COBOL
  • JCL
  • DB2
  • VSAM
  • CICS
  • IMS
  • Endevor
  • File-AID
  • SPUFI
• Experience supporting large-scale financial or automotive business applications.
• Strong troubleshooting and problem-solving skills.
• Experience with production support and incident management.
• Working knowledge of Software Development Life Cycle (SDLC) and Agile methodologies.

Preferred Qualifications

• Experience with Mainframe Modernization initiatives.
• Knowledge of Java, Spring Boot, REST APIs, and Microservices.
• Exposure to Google Cloud Platform (GCP) or other cloud technologies.
• Experience with Dev Ops tools, Git Hub, CI/CD pipelines, and automated testing.
• Experience with scheduling tools such as CA7, ESP, or Auto Sys.
• Familiarity with RACF security administration and access controls.
• Knowledge of financial systems and lending business processes.
• Technical Leadership
• Analytical Thinking
• Production Problem Resolution
• Stakeholder Management
• Agile Delivery
• Communication and Collaboration
• Mentoring and Coaching

Success Measures

The Senior Mainframe Developer will be expected to:

• Deliver high-quality, defect-free code.
• Improve application reliability and performance.
• Successfully support production operations with minimal downtime.
• Contribute to modernization and cloud transformation initiatives.
• Mentor team members and promote engineering best practices.
• Drive operational efficiency through…