Mainframe Systems Programmer

4 weeks ago

Plano, United States Saxon Global Full time

Responsibilities:

  • Install, configure, and maintain mainframe operating systems, such as z/OS, z/VM, or z/VSE, ensuring optimal performance and reliability.
  • Collaborate with other IT teams to develop and implement mainframe system upgrades, patches, and fixes, adhering to change management processes and minimizing service disruptions.
  • Monitor system performance and capacity, proactively identifying and resolving issues to maintain high availability and efficient resource utilization.
  • Perform system tuning and optimization activities to enhance the performance and efficiency of mainframe systems.
  • Implement and maintain mainframe security measures, including user access controls, authentication, and encryption, to protect sensitive data.
  • Diagnose and troubleshoot system problems, coordinating with hardware and software vendors, as necessary, to resolve complex technical issues.
  • Develop and maintain system documentation, including standard operating procedures, configuration guidelines, and disaster recovery plans.
  • Collaborate with application development teams to provide technical guidance and support for mainframe-related projects and initiatives.
  • Stay current with emerging technologies and industry trends related to mainframe systems, and evaluate their potential impact on the organization's infrastructure.
  • Participate in on-call rotation and provide off-hours support for critical system issues and emergencies.
Requirements:
  • Bachelor's degree in computer science, information technology, or a related field. Relevant certifications and equivalent work experience will also be considered.
  • Proven experience as a mainframe systems programmer, with in-depth knowledge of mainframe operating systems, such as z/OS, z/VM, or z/VSE.
  • Strong understanding of mainframe hardware, system components, and subsystems.
  • Proficiency in programming languages used in mainframe environments, such as COBOL, PL/I, Assembler, or REXX.
  • Solid understanding of mainframe networking protocols and technologies.
  • Familiarity with mainframe storage systems, such as DFSMS, DFSMShsm, or DFSMSdss.
  • Experience with mainframe security tools and practices, including RACF, ACF2, or Top Secret.
  • Excellent problem-solving and analytical skills, with the ability to diagnose and resolve complex technical issues.
  • Strong communication and collaboration skills, with the ability to work effectively in a team environment.
  • Ability to prioritize and manage multiple tasks in a fast-paced environment.
  • Willingness to learn and adapt to new technologies and industry trends.
Preferred Qualifications:
  • Master's degree in computer science, information technology, or a related field.
  • Mainframe-related certifications, such as IBM Certified System Programmer or IBM Certified Advanced Technical Expert.
  • Experience with mainframe virtualization technologies, such as z/VM or z/VM Hypervisor.
  • Knowledge of mainframe database systems, such as DB2 or IMS.
  • Familiarity with mainframe performance monitoring and management tools, such as IBM OMEGAMON

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