What are the responsibilities and job description for the Mainframe System Programmer/ Sr. Infra Engineer with Mainframe Network position at Marvica Technologies LLC?
Job Details
Mainframe System Programmer/ Sr. Infra Engineer with Mainframe Network
Roseland, NJ
Contract
Position Overview:
We are seeking an experienced Mainframe System Programmer responsible for the installation, configuration, maintenance, and tuning of IBM z/OS systems and associated system-level components. This role is not application development-it is focused on the core operating system, supporting the infrastructure that runs critical business workloads. The ideal candidate is hands-on with IBM mainframe architecture, system utilities, and hardware configuration, and is comfortable working in high-availability production environments.
Key Responsibilities:
Install, configure, and maintain z/OS, z/VM, and system software components such as JES2, RACF, VTAM, and TCP/IP.
Perform system-level maintenance, apply PTFs/APARs via SMP/E, and handle system upgrades and IPLs.
Configure and support system automation tools, console automation, and workload schedulers (e.g., IBM TWS, CA-7).
Administer and troubleshoot mainframe storage systems, catalogs, DFSMS, and tape management tools.
Conduct system performance monitoring and tuning using tools like RMF, SMF, OMEGAMON, MainView, etc.
Manage mainframe security infrastructure (primarily RACF), implement policies, and assist with audits/compliance.
Provide technical support for mainframe hardware and software-related incidents; work with IBM and vendors for resolution.
Participate in disaster recovery planning and testing.
Document systems configurations and changes in accordance with ITIL/Change Management processes.
Support cross-functional teams including DBAs, network engineers, and operations to ensure a stable and secure mainframe environment.
Required Skills and Experience:
5 years of experience as a Mainframe System Programmer (z/OS).
Strong hands-on expertise with z/OS system internals, SMP/E, JCL, and ISPF.
Deep understanding of IBM mainframe hardware configuration (HCD/HCM), LPAR, IOCP/HCD, and PARMLIB.
Experience with mainframe automation, monitoring, and scheduling tools.
Proficient with RACF administration and overall mainframe security concepts.
Skilled in REXX, CLISTs, and scripting for system automation.
Familiarity with change management, problem management, and system documentation.
Preferred Qualifications:
IBM Certified System Programmer z/OS or similar certifications.
Experience with z/OSMF, z/OS Connect, or z/Linux environments.
Working knowledge of modern integration practices between mainframe and distributed/cloud platforms.
Experience with capacity planning and chargeback tools.
Roseland, NJ
Contract
Position Overview:
We are seeking an experienced Mainframe System Programmer responsible for the installation, configuration, maintenance, and tuning of IBM z/OS systems and associated system-level components. This role is not application development-it is focused on the core operating system, supporting the infrastructure that runs critical business workloads. The ideal candidate is hands-on with IBM mainframe architecture, system utilities, and hardware configuration, and is comfortable working in high-availability production environments.
Key Responsibilities:
Install, configure, and maintain z/OS, z/VM, and system software components such as JES2, RACF, VTAM, and TCP/IP.
Perform system-level maintenance, apply PTFs/APARs via SMP/E, and handle system upgrades and IPLs.
Configure and support system automation tools, console automation, and workload schedulers (e.g., IBM TWS, CA-7).
Administer and troubleshoot mainframe storage systems, catalogs, DFSMS, and tape management tools.
Conduct system performance monitoring and tuning using tools like RMF, SMF, OMEGAMON, MainView, etc.
Manage mainframe security infrastructure (primarily RACF), implement policies, and assist with audits/compliance.
Provide technical support for mainframe hardware and software-related incidents; work with IBM and vendors for resolution.
Participate in disaster recovery planning and testing.
Document systems configurations and changes in accordance with ITIL/Change Management processes.
Support cross-functional teams including DBAs, network engineers, and operations to ensure a stable and secure mainframe environment.
Required Skills and Experience:
5 years of experience as a Mainframe System Programmer (z/OS).
Strong hands-on expertise with z/OS system internals, SMP/E, JCL, and ISPF.
Deep understanding of IBM mainframe hardware configuration (HCD/HCM), LPAR, IOCP/HCD, and PARMLIB.
Experience with mainframe automation, monitoring, and scheduling tools.
Proficient with RACF administration and overall mainframe security concepts.
Skilled in REXX, CLISTs, and scripting for system automation.
Familiarity with change management, problem management, and system documentation.
Preferred Qualifications:
IBM Certified System Programmer z/OS or similar certifications.
Experience with z/OSMF, z/OS Connect, or z/Linux environments.
Working knowledge of modern integration practices between mainframe and distributed/cloud platforms.
Experience with capacity planning and chargeback tools.
Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.
