Apogee Global RMS

Mainframe Systems Programmer

Apogee Global RMS

contract

Posted on:

Location Type: Remote

Location: California • United States

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Tech Stack

TCP/IP

About the role

  • Install, customize, and maintain z/OS and related IBM subsystems.
  • Manage SMP/E, system upgrades, patching, and maintenance cycles.
  • Configure system parameters, parmlib members, exits, and JES2/JES3 environments.
  • Support and tune core components such as VTAM, TCP/IP, RACF, DB2, CICS, IMS, MQ, or equivalent.
  • Troubleshoot subsystem performance, availability, and integration issues.
  • Maintain catalog structures, storage classes, and data management utilities.
  • Analyze system performance, capacity, and utilization trends.
  • Implement automation tools and procedures to improve operational efficiency.
  • Support IPL processes, disaster recovery testing, and system cloning activities.
  • Troubleshoot complex system issues across hardware, OS, and middleware layers.
  • Collaborate with application, network, and security teams to ensure end‑to‑end stability.
  • Maintain documentation, standards, and operational runbooks.

Requirements

  • 5–12+ years of experience as a Mainframe Systems Programmer.
  • Strong hands‑on experience with z/OS, SMP/E, JES2/JES3, and IBM mainframe utilities.
  • Experience supporting one or more subsystems: CICS, IMS, DB2, MQ, RACF, VTAM, TCP/IP.
  • Solid understanding of mainframe storage, catalog management, and performance tuning.
  • Strong diagnostic and problem‑solving skills using IBM tools and logs.
  • Preferred Qualifications: Experience with mainframe modernization or hybrid integration initiatives.
  • Familiarity with REXX, CLIST, or automation scripting.
  • Exposure to DR orchestration, GDPS, or sysplex environments.
  • Relevant IBM certifications.
  • Soft Skills: Strong ownership mindset and operational discipline.
  • Ability to communicate clearly with cross‑functional engineering teams.
  • Structured problem‑solving and documentation habits.
  • Commitment to stability, performance, and continuous improvement.
Benefits
  • Access to high‑impact roles supporting enterprise‑scale infrastructure.
  • Transparent communication and a streamlined hiring experience.
  • Opportunities to work on modernization, optimization, and mission‑critical systems.
  • A people‑first approach backed by disciplined talent operations
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
z/OSSMP/EJES2JES3CICSIMSDB2MQRACFVTAM
Soft Skills
ownership mindsetoperational disciplinecommunicationproblem-solvingdocumentation habitscollaborationcontinuous improvementanalytical skillstroubleshootingattention to detail
Certifications
IBM certifications