Senior Mainframe Architect
- Downey, CA
- Contract
- Full-time
Location: Downey, CA
Duration: 1 yearSkills Preferred:
A Mainframe Systems Programmer/Architect is a senior technical expert responsible for leading or supporting complex mainframe infrastructure projects.
This includes the planning, installation, and configuration of core z/OS and other software products to support the organization's business needs.
The role also involves overseeing modifications, testing, implementation, and maintenance of both hardware and software.
The Mainframe Systems Programmer/Architect will possess a deep understanding of the physical components of the mainframe, including Central Processor Complex (CPC) concepts, processor types, and specialty engines like zIIPs, zAAPs, and IFLs.
Have expertise in using the HMC for system management, including initializing logical partitions (LPARs), making CPU configuration changes, and troubleshooting hardware-related issues.
Knowledge of Input/Output (I/O) structures, Channel Path Identifiers (CHPID), and the use of the Hardware Configuration
Definition (HCD) and Input/Output Configuration Program (IOCP) to define and manage hardware resources; experience with mainframe storage systems, including Direct Access Storage Device (DASD) and tape storage.
Knowledge of storage management concepts like DFSMS; understanding of networking components and protocols in the mainframe environment, particularly TCP/IP.
This includes hardware-assisted networking features and communication between processors at the hardware level; ability to plan, manage, and implement complex hardware upgrades, including new processor models, additional memory, and expanded I/O capabilities.
This involves using tools like z/OSMF workflows for a step-by-step process; deep, hands-on experience in managing complex Parallel Sysplex environments, including the Coupling Facility and shared resources.
Proven track record of leading and successfully executing major z/OS and ISV product upgrades; monitoring and advanced performance tuning, using tools like RMF and WLM to analyze data and implement changes that significantly improve system performance
Advanced knowledge of the USS environment, including file system management, security, and using tools like z/OSMF.
Extensive experience using scripting languages like REXX and leveraging automation tools like NetView to streamline operations; expertise in deep-level problem analysis, including reading and interpreting system dumps (IPCS) to resolve complex, low-level issues.
Deep understanding of mainframe hardware configuration and the ability to make changes using tools like HCD and the Hardware Management Console (HMC); and skills such as, zOS, zOSMF, FOCUS, KOMAND, CLIST, ASSEMBLER, REXX, SMPE, DFHSMS, ISH, OMVS, ACF2, CA Tools, and BMC Tools.Skills Required:
Miscellaneous/Niche/OtherExperience Required:
Miscellaneous/ Niche/ OtherExperience Preferred:
7 years of experience within the last 10 years of strategic planning for the development a long-term roadmap for the mainframe's hardware and software, including disaster recovery and modernization initiatives
7 years of experience within the last 10 years in managing and optimizing complex, high-availability Parallel Sysplex environments.
7 years of experience within the last 10 years leading mainframe hardware upgrades and installations.
7 years of experience within the last 10 years with modern integration techniques, including hybrid cloud and DevOps pipelines (e.g., z/OSMF).
7 years of experience within the last 10 years presenting technical strategies, risk assessments, and project updates to both technical teams and C-level executives.
7 years of experience within the last 10 years leading technical teams and fostering team growth.Education Required:
Miscellaneous/ Niche/ OtherEducation Preferred:
4 year bachelor’s degree in Information Technology or a related field.