Ensono
Senior Mainframe Systems Programmer - ISV
- Compensation
- $85K–$148K / yr
- Location
- Remote - United States
- Work setup
- Remote
- Seniority
- Senior
- Employment
- Full time
- Experience
- Not specified
- Category
- Not specified
- Posted
Skills
Must have
- Extensive experience as a z/OS Systems Programmer supporting enterprise mainframe environments.
- Strong background in installation and maintenance of ISV mainframe software products.
- Hands-on experience with SMP/E software installation and maintenance processes.
- Experience performing product migrations or conversions between competing vendor tools.
- Strong troubleshooting and diagnostic skills across the z/OS platform.
- Experience with IBM utilities and system tools commonly used in z/OS environments.
- High-level working knowledge of TSO/ISPF environments and utilities.
- Experience supporting multi-vendor ISV ecosystems in production mainframe environments.
- Ability to analyze system documentation, vendor materials, and product architectures.
Nice to have
- Experience specifically replacing ISV mainframe products with alternative vendor solutions.
- Familiarity with common ISV categories such as: Output management Security Scheduling Storage management Performance monitoring Database tools Automation operations
- Experience working with vendor support organizations to resolve complex technical issues.
- Knowledge of z/OS system internals, JES, RACF, and subsystem integration.
- Experience with automation, scripting, or operational tooling in the z/OS environment.
Full description
We are seeking an experienced ISV z/OS Systems Programmer with strong expertise in the installation, maintenance, troubleshooting, and migration of Independent Software Vendor (ISV) products on the IBM z/OS platform. This role will focus heavily on evaluating, replacing, and migrating software on a mainframe environment with alternative solutions while maintaining operational stability and performance.
The ideal candidate will possess deep technical knowledge of mainframe systems programming, SMP/E software management, IBM utilities, and ISV product lifecycle management, along with experience performing product migrations and conversions between competing vendor tools.
Key Responsibilities
- Install, configure, maintain, and upgrade third-party ISV software products in a z/OS environment.
- Lead initiatives to replace mainframe products with alternative vendor solutions.
- Perform product evaluations, proof-of-concepts, and technical comparisons of replacement tools.
- Plan and execute product migration and conversion activities, including configuration changes, data conversions, and operational cutovers.
- Maintain and manage software using SMP/E, including RECEIVE, APPLY, ACCEPT, USERMODs, and maintenance management.
- Troubleshoot and resolve issues related to ISV software installations, integrations, and runtime problems.
- Work with application teams, operations, and vendors to diagnose system or product issues.
- Develop and maintain installation documentation, procedures, and migration runbooks.
- Assist in capacity planning, performance tuning, and operational support for ISV tools.
- Support incident resolution and participate in root cause analysis for production issues involving ISV software.
- Evaluate compatibility and impact of new z/OS releases on installed ISV products.
Required Skills and Experience
- Extensive experience as a z/OS Systems Programmer supporting enterprise mainframe environments.
- Strong background in installation and maintenance of ISV mainframe software products.
- Hands-on experience with SMP/E software installation and maintenance processes.
- Experience performing product migrations or conversions between competing vendor tools.
- Strong troubleshooting and diagnostic skills across the z/OS platform.