Domain Architect

Primary Role & Responsibilities

Role- Mainframe System Architect

Description of role and key responsibilities:

This is a technical, team lead, and hands on role, with a primary focus on design and implementation

of Mainframe Infrastructure changes; although you will be expected to support the Mainframe

Infrastructure Engineering and operations team with complex troubleshooting of issues as required.

You will have experience of working in a high impact, mission critical environments, where service

matters, and exceeding expectations is the norm. You have lead critical projects, thrive in critical

problem solving, and enjoy leading a team working on projects

Key responsibilities

• The Mainframe System Architects primary areas of responsibility include ensuring there are

defined standards in place, manage the technical lifecycle of products and services, deliver

change/transformation against created designs; always ensuring a smooth

transition/handover to Mainframe technology Operations with adjunct supported to the

Operations as needed

• Perform and upgrade of a major product in a production like environment, evaluating any

risks and taking actions to mitigate/ minimize these risks via proven back-out plan and

knowledge of what could wrong including effective testing.

• Defining and documenting Mainframe Infrastructure Architecture Standards and best

practices

• Creation of Low Level Design documents to meet requirements outlined in the High Level

Design

• Creation of detailed Implementation Plans for all Mainframe Infrastructure Engineering

related activity

• Procurement activities relating to build and delivery of new services (Project)
• Ensuring the smooth Transition/Handover to Production Support Operations in line with

agreed Operational Acceptance Process

• Supporting Architecture in creation and upkeep of a Mainframe Infra Delivery Roadmap
• Supporting the Architecture in scoping activities required to produce the High Level Desig
• Supporting Architecture in undertaking Proof of Concept activities
• Ensuring skillsets are relevant and up to date in order to deliver change and provide a high

level of support

• Providing escalation support with complex troubleshooting of Major Incidents as required

Core Skills & Experience:

A mainframe architect's responsibilities include technical design of mainframe infrastructure

projects and ensuring that hardware and software work together. They may also be responsible

• A minimum 12+ years of hands on experience as Mainframe System Architect within a

global enterprise scale organization

• Considerable first-hand experience of design engineering and building resilient and scalable

solutions, ideally within finance or investment banking.

• The concepts of risk and compliance and how to translate these into effective security

solutions.

• Appreciation of automation and orchestration and will have experience of scripting with

Native Mainframe and modern technology stacks

• Strong understanding of IBM Mainframe technologies
• Familiar with a variety of testing tools and techniques to accurately troubleshoot and resolve

complex technical problems associated with the service, application and Mainframe

hardware and software.

Technical Skills & Experience:

You will have expert knowledge and experience in several of the following areas:

- zOS System Programming

- Mainframe System administrator activities

- Modernization and migration: Analyzing, designing, and implementing code and database

changes to move mainframe applications to the cloud or a modern cloud-connected

mainframe

- Performance tuning, CoD Provisioning architecture, System Upgrades, Troubleshooting

- Technical hands-on experience on ACF2, SMP/E, VTAM, HMC

- Good to have knowledge on JCL, CICS, DB2, IMS, OPS-MVS

- Scripting language REXX, CLIST, Python, UNIX Shell, VSAM

- System Management Support with SMP/E, SMF, RMF

- Knowledge on System Services support (storage management, job management, work load

management, data sets, and data set management)

- Awareness on ISV products, install products and services, perform upgrades, IPL, DR/SR

activities

- Knowledge on zOS System libraries, zOS Components and Mainframe system hardware

architecture

- Disaster planning and recovery: Planning for and recovering from disasters

- Mentorship: Applying programming techniques to mentor developers and review code

- Product roadmaps: Maintaining product roadmaps that include modernization, cloud

solutions, and technical debt

- Security and compliance: Ensuring compliance with industry standards for security and audit

- Problem determination and resolution: Identifying and resolving system level problems

- Disaster planning and recovery: Planning for and recovering from disasters

- Mentorship: Applying programming techniques to mentor developers and review codeNTAC:3NS-20

• Modernization and migration: Analyzing, designing, and implementing code and

database changes to move mainframe applications to the cloud or a modern cloud-

connected mainframe

• Client support: Providing strong client support and transformations
• Hardware and software: Configuring hardware, installing software products, and

upgrading and migrating hardware and software

• Security and compliance: Ensuring compliance with industry standards for security and

audit

• Problem determination and resolution: Identifying and resolving system level problems
• Disaster planning and recovery: Planning for and recovering from disasters
• Mentorship: Applying programming techniques to mentor developers and review code
• Product roadmaps: Maintaining product roadmaps that include modernization, cloud

solutions, and technical debt

Role- Mainframe System Architect

Should have hands on experience in - MF Infrastructure experience as a Tec lead - L3

Scripting - REXX, Python, Shell script

• zOS System Programming
• Good to have knowledge on JCL, CICS, DB2, IMS, OPS-MVS,VSAM
• Scripting language REXX, CLIST, Python, UNIX Shell
• System Management Support with SMP/E, SMF, RMF
• Knowledge on System Services support (storage management, job management, work load management, data sets, and data set management)
• Disaster planning and recovery:Planning for and recovering from disasters - App,Support,Operations
• Cloud migration and mainframe modernization

Qualifications (must haves):

Bachelor's degree in Computer Science or IT related field, and/or equivalent work experience

Excellent verbal and written skills are required

Mainframe Admin