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Mainframe z/OS Systems Programmer
KyndrylIBM z/OS System Programmer managing and optimizing IBM mainframe environments at Kyndryl. Ensuring system stability through installation, configuration, and maintenance while providing production support.
About the role
Key responsibilities & impact- Manage, maintain, and optimize IBM mainframe environments
- Ensure system stability, performance, and availability
- Install, configure, and maintain IBM z/OS using ServerPac or CBPDO
- Plan and execute system IPLs and troubleshoot issues
- Apply SMP/E maintenance (PTFs, APARs, HIPERs, RSUs)
- Customize system libraries (PARMLIB, PROCLIB, SYS1 datasets)
- Monitor and tune performance with RMF, SMF, SDSF
- Diagnose abends, dumps, and conduct root cause analyses
- Provide Level‑2/3 production support
- Coordinate with subsystem teams (CICS, DB2, IMS, MQ, Storage, Network)
- Participate in z/OS upgrades, migrations
- Support Disaster Recovery planning and testing
- Administer RACF users, groups, permissions
- Maintain dataset and system resource profiles
- Enforce security standards and access controls
- Support audits and compliance activities
- Analyze RACF violations and events
- Help secure tasks and privileged resources
Requirements
What you’ll need- 4–7 years of overall experience in IBM Mainframe environments
- Strong hands‑on experience in z/OS systems programming as a primary skill
- Practical exposure to z/OS installation, configuration, and maintenance activities
- Experience with IPL planning, execution, and troubleshooting
- Working knowledge of PARMLIB, PROCLIB, SYS1 libraries, and JES2 operations
- Exposure to SMP/E maintenance including PTFs, APARs, HIPERs, and RSUs
- Hands‑on experience using SDSF and basic performance monitoring via RMF/SMF
- Ability to handle Level‑2 production support and system‑related incidents
- Working experience with RACF user, group, and access administration
- Knowledge of dataset and resource security, including started tasks and batch jobs
- Experience supporting security audits, access reviews, and compliance activities
- Familiarity with ITIL processes such as Incident, Change, and Problem Management
- Experience working in production and mission‑critical environments
- Strong analytical, troubleshooting, and documentation skills.
- Good communication skills and ability to work effectively with cross‑functional teams.
- Bachelor's degree is mandatory.
Benefits
Comp & perks- Flexible work environment
- Professional development opportunities
- Learning opportunities
ATS Keywords
✓ Tailor your resumeApplicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard Skills & Tools
IBM mainframez/OSSMP/EPARMLIBPROCLIBRMFSMFSDSFRACFITIL
Soft Skills
analytical skillstroubleshooting skillsdocumentation skillscommunication skillscross-functional teamwork
Certifications
Bachelor's degree