Mainframe Developer Contractor: 10+ years (Expert
Job in
Philadelphia, Philadelphia County, Pennsylvania, 19102, USA
Listed on 2026-08-08
Listing for:
Apolis
Contract
position Listed on 2026-08-08
Job specializations:
-
IT/Tech
IT Support, Database Administrator, Systems Administrator
Job Description & How to Apply Below
Mainframe Developer Contract To Hire Onsite
Onsite 5x/wk Malvern, PA Rate range - $60-65/hour on W2
Mainframe Production Support professional to maintain and support batch processing across the mainframe environment. Requires hands-on experience with COBOL, DB2, and JCL, plus working knowledge of Java a strong plus for hybrid environments.
Key Responsibilities- Execute, monitor, and troubleshoot daily/nightly batch jobs to meet SLA windows
- Provide production support, including incident triage, root cause analysis, and resolution
- Maintain and enhance COBOL programs for defect fixes and small changes
- Support DB2 batch processing and resolve data issues
- Manage job scheduling, restarts/reruns, and coordination with tools like Control-M or CA7
- Support critical production incidents, including on-call/off-hours coverage
- Document runbooks, known issues, and resolution steps
- Partner with application, database, and infrastructure teams to drive permanent fixes
- Support month-end, quarter-end, and year-end batch cycles
- Participate in change management and release activities
- 8+ years of experience in mainframe production support with COBOL, DB2, and JCL
- Strong knowledge of batch processing, job scheduling, and z/OS
- Experience with incident management, RCA, and production troubleshooting
- Familiarity with scheduling tools such as Control-M or CA7
- Strong communication and ability to work under pressure
- Java experience
- ITSM/Service Now and ITIL familiarity
Position Requirements
10+ Years
work experience
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