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[Remote] z/OS Architect

Anywhere
full-time
Posted 10/9/2025
Verified Source
Key Skills:
z/OS Administration
Mainframe Architecture
Data Center Migrations
Hardware & Software Upgrade Coordination
IODF, IOCP Designing
LPARs, Parallel Sysplex, Coupling Facility
GDPS environments
Replication services (IBM Flash Copy, Global Copy, Metro Mirror)
TAPE GRID Clusters and VTS/TAPE hardware
Programming knowledge (REXX, COBOL, ASBMLR)
ITIL principles and processes

Compensation

Salary Range

$130K - 180K a year

Responsibilities

Lead mainframe hardware configuration, manage lifecycle and vendor coordination, troubleshoot data center migrations, support and optimize mainframe infrastructure, and ensure compliance and disaster recovery.

Requirements

Extensive experience with IBM z/OS systems, mainframe hardware configuration and lifecycle management, data center migrations, vendor coordination, z/OS data replication, LPAR and Parallel Sysplex environments, relevant z/OS certification, and programming skills in REXX, COBOL, or ASBMLR.

Full Description

Note: The job is a remote job and is open to candidates in USA. Dice is the leading career destination for tech experts at every stage of their careers. Our client, Digitive LLC, is seeking a highly experienced z/OS Architect to lead mainframe infrastructure initiatives, including hardware planning, data center migrations, and vendor coordination. The role requires deep expertise in IBM z/OS systems and a strong ability to manage complex technical environments and drive operational excellence. Responsibilities • Lead mainframe hardware configuration (CPU/CEC, DASD, VTS/TAPE, HMC, FICON Directors) • Manage hardware lifecycle planning, vendor coordination, and support activities • Troubleshoot and resolve technical issues during data center migrations • Provide ongoing support for mainframe hardware, including monitoring and maintenance • Collaborate with vendors and internal teams to ensure timely upgrades and repairs • Design and implement z/OS data replication strategies • Build and support LPARs, Parallel Sysplex, Coupling Facility, SSI Clusters, and GDPS environments • Maintain and optimize mainframe infrastructure (zOS, zLinux, zVM, zTPF) • Ensure compliance with IT policies, disaster recovery, and business continuity plans • Review and improve existing IT hardware infrastructure • Maintain hardware inventory and generate progress reports • Provide leadership in testing, troubleshooting, and system optimization • Evaluate technology risks and contribute to contract technical scopes Skills • Z/OS Administration • Mainframe Architecture • Data Center Migrations • Hardware & Software Upgrade Coordination • IODF, IOCP Designing Experience • High Level of experience with IBM z/OS operating system (zOS 2.3, 2.4, 2.5, 3.1) • Strong experience on z/OS Datacenter migrations • Mainframe Architecture knowledge with building new environments • Experience in coordinating with vendors to complete hardware and software upgrades • Lead the mainframe hardware configuration (CPU/CEC, DASD, VTS/TAPE, HMC and FICON Directors), inclusive of hardware planning lifecycles, vendor engagement for upgrades, and product support of repair/maintenance actions • Ability to address technical problem determination issues during Datacenter migrations • Responsible for the ongoing support for all mainframe hardware, including monitoring, trouble shooting, problem resolution, and maintenance including escalation to vendors for service restoration and problem resolution • Strong network architecture understanding • Business knowledge and application understanding • Knowledge on z/OS Data Replication Strategy and implementation • Experience and understanding of mainframe LPAR builds, Parallel Sysplex, Coupling Facility, SSI Clusters and GDPS environments • Knowledge z/OS MF configuration and setup • Work experience with other mainframe architects and vendors, communicating project progress/status expectations, and reviewing deliverables • Migration details sharing which includes server hardware, software, and operating systems data gathering • Expertise in IOCP / IOCDS / IODF / HCD • Knowledge of replication services, IBM Flash Copy, Global Copy, Global mirror, Metro Mirror, Dell-EMC replication • Working knowledge of TAPE GRID Clusters and hardware VTS/TAPE sharing between Operating Systems • Ability to navigate mainframe systems such as zOS, zLinux, zVM, and zTPF • Support mainframe infrastructure computing, storage, storage fabric, resiliency, and disaster recovery solutions • Expertise in stabilizing the mainframe complexes (zTPF, zOS, zVM, zLinux) by providing high quality technical expertise • Ability to engage in highly technical IT discussions concerning installations, upgrades, maintenance, and support • Provide high level leadership while coordinating testing, troubleshooting, and modification of the operating system to provide near 100% operating efficiency • General knowledge and expertise in CEC, DASD, VTS, HMC and FICON and other hardware. • Generate, publish and communicate project progress • Assuring all IT activities are performed within the parameters of applicable compliance, codes, and regulations. • Evaluating technology risks to develop disaster recovery and BCP • Reviewer for technical scope in contract with client and subcontractor • Maintain Hardware Inventory and submit reports • Review existing IT Hardware Infrastructure upgrade path and align / identify opportunity for improvements • Certifications Required: Relevant z/OS Certification • Programming knowledge (REXX, COBOL, ASBMLR) • ITIL principles and processes • Knowledge of ITIL principles and processes • Programming capabilities and languages a plus (REXX/COBOL/ASBMLR/etc) Company Overview • Welcome to Jobs via Dice, the go-to destination for discovering the tech jobs you want. It was founded in undefined, and is headquartered in , with a workforce of 0-1 employees. Its website is https://www.dice.com.

This job posting was last updated on 10/11/2025

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