Mainframe Engineer Production Support

Tekishub Consulting Services Llc
Dearborn, United States of America
21 days ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English

Job location

Dearborn, United States of America

Tech stack

Software Bug Management
Customer Information Control System (CICS)
COBOL
IBM DB2
Software Debugging
DevOps
Job Control Language (JCL)
Job Scheduling
Mainframes
Performance Tuning
Virtual Storage Access Methods
Z/OS
Scripting (Bash/Python/Go/Ruby)
System Availability
Information Technology
ServiceNow
Control M

Job description

  • 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

Requirements

  • 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, * 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

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