Overview
Remote
Depends on Experience
Contract - W2
Contract - Independent
Contract - 6 Month(s)
No Travel Required
Skills
Ansible
Artificial Intelligence
Boost
CICS
Capacity Management
Cloud Computing
Computer Science
Disaster Recovery
Documentation
Encryption
FOCUS
IBM
IBM DB2
IBM OMEGAMON
IBM Utilities
ISPF
JCL
Mainframe
Management
Migration
Multi-factor Authentication
Provisioning
Python
RACF
RESTful
RMF
Recovery
Rexx
Risk Management Framework
SMF
SMP/E
Scripting
Software Management
System Monitoring
System Security
TSO
Technical Support
Testing
Workflow
z/OS
programming
zCX
monitoring
omegamon
utilities
enhancements
Job Details
CANDIDATES MUST RESIDE IN EST OR CST IN ORDER TO BE CONSIDERED.
CANDIDATES MUST BE ELIIBLE TO WORKING WITHIN THE US WITHOUT SPONSORSHIP.
ABOUT
We are seeking a seasoned Mainframe Systems Programmer to support and optimize our client's IBM z/OS infrastructure, with a strong focus on post-migration support for z/OS 3.1 and z/OSMF version 15. The ideal candidate will have recent experience upgrading and stabilizing environments following a major system version change. You will play a critical role in maintaining system health, resolving compatibility issues, and leveraging z/OSMF for automation and system management.
RESPONSIBILITIES
- Provide technical support and maintenance for IBM z/OS (v3.1) and related mainframe subsystems.
- Configure, manage, and troubleshoot z/OSMF v15, including workflows, software management, cloud provisioning, and REST API integrations.
- Ensure full operational stability and compatibility following the migration from z/OS 2.1 to 3.1.
- Work with cross-functional teams to resolve post-upgrade issues (e.g., IPL errors, software compatibility, certificate updates).
- Maintain SMP/E environments and perform ongoing RSU maintenance, patching, and software installs.
- Implement and support z/OS 3.1 features such as zCX, AI Framework, enhanced System Recovery Boost, and encryption enhancements.
- Maintain system security with a focus on RACF enhancements and multi-factor authentication support.
- Contribute to disaster recovery planning and testing; maintain documentation and system procedures.
- Monitor system performance, capacity planning, and apply tuning as needed.
REQUIRED
- 7+ years as a Mainframe Systems Programmer, with strong expertise in IBM z/OS.
- Direct experience with z/OS 3.1, including support for post-migration environments.
- Proven ability to configure and troubleshoot z/OSMF v15, including workflow setup and REST APIs.
- Deep understanding of SMP/E, JCL, REXX, ISPF, TSO, and IBM utilities.
- Familiarity with mainframe security tools such as RACF, and understanding of MFA configurations.
- Experience with system monitoring and diagnostic tools (e.g., RMF, SMF, OMEGAMON).
- Familiarity with subsystems like CICS, DB2, or IMS is preferred.
- Experience with or exposure to container technology on z/OS (e.g., zCX) is a plus.
PREFERRED
- Bachelor s degree in Computer Science or related field.
- IBM certifications (e.g., IBM Certified System Programmer z/OS).
- Exposure to automation frameworks (e.g., Ansible, Python scripting on z/OS) is a bonus.
PREFERR
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