Onsite Phoenix Mainframe Infrastructure Engineer

Kyndryl

Phoenix (AZ)

On-site

USD 62,000 - 147,000

Full time

14 days+

Application generator

Turn this role into an interview — a resume and cover letter built around what this employer wants.

Get past ATS filters

Job summary

Kyndryl is seeking a Mainframe Infrastructure Engineer for on-site work in the Phoenix, AZ area. You will operate, optimize, and secure z/OS environments, with hands-on experience across DB2, CICS, IMS, IBM MQ, and batch scheduling tools.

This role emphasizes reliability, incident management, and collaboration with application teams. You will participate in production control, storage management, and security compliance, while supporting DR readiness and continuous improvement initiatives.

Qualifications

5+ years in mainframe (z/OS) infrastructure or production support.
Hands-on knowledge of z/OS, JES2/JES3, TSO/ISPF, SDSF.
Practical experience with at least two of: DB2, CICS, IMS, IBM MQ (configuration, troubleshooting, performance).
Production control experience with Control‑M, CA‑7, ESP/Autosys, or equivalent; deep JCL and batch troubleshooting skills.
Storage fundamentals: DFSMS, DFSMShsm, ICF catalog/IDCAMS, DASD/tape operations, space/VTOC management.
Proficiency with monitoring and performance analysis (RMF/SMF, OMEGAMON, or similar).
Familiarity with RACF/ACF2/Top Secret concepts, access models, and audit support.
Solid understanding of ITIL processes and experience using an ITSM tool (ServiceNow) for incident/problem/change.
Strong analytical, communication, and stakeholder management skills; ability to work in a follow-the-sun/on-call support model.

Responsibilities

Operate, maintain, and optimize z/OS LPARs, Sysplex, WLM, JES2/JES3, USS/OMVS, TSO/ISPF, SDSF.
Install, configure, and maintain mainframe software using SMP/E and vendor best practices.
Monitor and tune system performance using RMF, SMF, OMEGAMON (or equivalent); address CPU, memory, I/O, and throughput.
Support and administer DB2 for z/OS, CICS TS, IMS (DB/TM), and IBM MQ: configuration, health checks, upgrades/maintenance, performance tuning, high availability.
Work with application teams for deployment validation, capacity estimates, SQL/CICS/IMS tuning, MQ channel/queue configuration, and resolving production incidents.
Manage workload automation and batch scheduling with Control‑M, CA‑7, ESP/Autosys, or equivalent; ensure batch SLAs and critical path adherence.
Troubleshoot JCL, dataset management, procs, condition codes, and abends; perform restart/recovery and reruns.
Improve job streams for efficiency and reliability (dependency modeling, calendars, alerts, event‑driven triggers).
Administer DFSMS, DFSMShsm, IDCAMS; manage DASD and tape subsystems; replication and DR readiness.
Implement and maintain RACF/ACF2/Top Secret security controls; support audits and compliance (SOX, PCI, ISO).
Participate in ITSM/Change Management: incident, problem, change processes; runbooks and architecture diagrams.