Mainframe Engineer Production Support

Job Title: Mainframe Engineer Production Support

Location: Dearborn, MI
Employment Type: Full-Time

Role Overview

We are seeking a skilled Mainframe Engineer with strong production support experience to manage, maintain, and enhance mission-critical mainframe applications. The ideal candidate will ensure system stability, quickly resolve production issues, and collaborate with development and business teams to support ongoing operations.

Key Responsibilities

• Provide L2/L3 production support for mainframe applications
• Monitor batch jobs, system performance, and job scheduling
• Troubleshoot and resolve production incidents within SLA timelines
• Perform root cause analysis and implement preventive measures
• Support incident, problem, and change management processes
• Work with development teams for bug fixes, enhancements, and releases
• Handle on-call support and critical issue resolution
• Maintain documentation for processes, runbooks, and known issues
• Ensure system availability, reliability, and performance optimization

Required Skills & Experience

• Strong experience with Mainframe technologies:
  • COBOL
  • JCL
  • DB2
  • VSAM
  • CICS
• Hands-on experience with production support / application support
• Knowledge of job schedulers (e.g., Control-M, CA-7)
• Experience with incident management tools (ServiceNow, Remedy, etc.)
• Strong debugging and problem-solving skills
• Understanding of batch and online processing environments
• Familiarity with ITIL processes

Preferred Qualifications

• Experience in automotive domains
• Exposure to DevOps tools or automation scripting
• Knowledge of z/OS system operations
• Experience with performance tuning and capacity planning

Soft Skills

• Strong analytical and troubleshooting mindset
• Excellent communication and coordination skills
• Ability to work under pressure in a production environment
• Team collaboration and stakeholder management

Education

• Bachelor's degree in Computer Science, Information Technology, or related field

TekisHub, an EEO Employer

We value diversity and are dedicated to fostering an inclusive workplace of Equal Employment Opportunity where everyone is empowered to succeed. All employment decisions are based on qualifications, merit, and business needs.