Principal, Infra Mainframe zOS & Config Management

About Northern Trust:

Northern Trust a Fortune 500 company is a globally recognized award-winning financial institution that has been in continuous operation since 1889.

Northern Trust is proud to provide innovative financial services and guidance to the worlds most successful individuals families and institutions by remaining true to our enduring principles of service expertise and integrity. With more than 130 years of financial experience and over 22000 partners we serve the worlds most sophisticated clients using leading technology and exceptional service.

We are seeking Principal Mainframe Configuration Management and z/OS Systems Architect to lead architecture design standards governance across IBM Z configuration management and z/OS systems programming. You will act as the design authority across IODF/HCD sysplex STP PR/SM z/OS base SMP/E WLM JES2 USS and system-level security ensuring stability compliance resilience and operational readiness. The role includes governing the Managed Service Provider reviewing designs and changes setting engineering standards validating deliverables and driving quality across production DR and test environments. This is a mission-critical role supporting a regulated banking platform with a focus on availability change control audit readiness and service resilience.

Key skills include IODF HCD Parallel Sysplex STP PR/SM z/OS SMP/E WLM JES2 ACF2 RACF USS RMF SMF automation change governance MSP technical deliverables oversight disaster recovery performance tuning and compliance.

• Lead mainframe configuration and z/OS architecture across production DR and test estates.

• Define standards for IODF/HCD sysplex STP PR/SM parmlib proclib and maintenance governance.
• Serve as design authority for high-risk changes upgrades hardware and sofrware refreshes and recovery testing.
• Lead performance resilience configuration drift and compliance reviews across the platform.
• Provide technical leadership across sysprog infrastructure operations and audit stakeholders.
• Own z/OS base architecture release strategy SMP/E governance maintenance planning and currency management.
• Define parmlib proclib and system configuration standards across shared and LPAR-specific environments.
• Architect WLM JES2 and USS services to support performance workload priorities and operational stability.
• Define SMF recording monitoring feeds and system data standards for capacity compliance and reporting.
• Lead upgrade strategy and architecture for core z/OS services including communications coupling and runtime foundations.
• Own IBM Z configuration architecture across IODF/HCD sysplex STP and PR/SM.
• Act as design authority for configuration changes pre-IPL validation and hardware refresh readiness.
• Define and govern sysplex CF CFRM ARM SFM and CDS architecture.
• Set standards for STP LPAR design processor allocation capping and specialty engines.
• Lead automation and configuration management including version control drift detection and change traceability.
• Build validate and troubleshoot IODF STP CFRM and sysplex configurations and failures.
• Support AI-enabled validation and operational insight for configuration and platform health.
• Define and enforce engineering standards validation gates and control requirements across configuration and z/OS.
• Review and approve MSP designs change plans runbooks RCAs and technical deliverables.
• Review and approve MSP designs runbooks and change records before production execution.
• Assess MSP deliverables for quality compliance and evidence against bank standards.
• Own key z/OS administration areas including USS SMF TCP/IP and related system configuration changes.
• Diagnose z/OS incidents using IPCS and lead technical root-cause analysis for platform issues.
• Provide technical authority for z/OS upgrades and maintenance including pre-change validation and post-change sign-off.
• Govern MSP-led execution to ensure changes meet architecture operational and audit requirements.

15 years of experience in IBM Z environments including expertise in configuration management sysplex architecture and z/OS systems programming. Strong experience in regulated production environments MSP governance hardware refreshes change control incident analysis performance management and audit support is required.

Domain

Required knowledge

Configuration

IODF HCD IOCDS CHPID control unit and device definitions

Sysplex

Parallel Sysplex CF CFRM XCF ARM SFM CDS management

Timing and LPARs

STP CTN PR/SM LPAR design capping specialty engines

z/OS Base

Parmlib proclib IPL release strategy symbolics

Maintenance

SMP/E PTF lifecycle HOLDDATA service planning

Performance

WLM RMF SMF capacity and performance analysis

Core Services

JES2 USS RACF TCP/IP automation

Governance

MSP oversight CAB runbook review standards compliance

Domain

Preferred knowledge

Disaster Recovery

GDPS awareness and DR validation across sysplex environments

Middleware Awareness

Working knowledge of CICS TS IBM MQ and Db2 for z/OS

Modernisation

Ansible for Z Git-based controls zCX AI-assisted operations

Tooling

IBM Z System Automation Watsonx Assistant for Z

Certifications

IBM z/OS Parallel Sysplex RACF or related certifications

Working with Us:

As a Northern Trust partner greater achievements await. You will be part of a flexible and collaborative work culture in an organization where financial strength and stability is an asset that emboldens us to explore new ideas.

Movement within the organization is encouraged senior leaders are accessible and you can take pride in working for a company committed to assisting the communities we serve! Join a workplace with a greater purpose.

Wed love to learn more about how your interests and experience could be a fit with one of the worlds most admired and sustainable companies! Build your career with us and apply today. #MadeForGreater

Reasonable accommodation

Northern Trust is committed to working with and providing reasonable accommodations to individuals with disabilities. If you need a reasonable accommodation for any part of the employment process please email our HR Service Center at .

We hope youre excited about the role and the opportunity to work with us. We value an inclusive workplace and understand flexibility means different things to different people.

Apply today and talk to us about your flexible working requirements and together we can achieve greater.

About Our Bangalore Office

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