Mainframe modernization jobs

Application Technical Lead

Cognizant · Posted Nov 12, 2026

Open

Hybrid
Full-time · Senior
7–9 years

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Application Technical Lead

Cognizant · Posted Nov 12, 2026

Open

Hybrid
Full-time · Senior
7–9 years

Apply with Referso

Onsite Mainframe Tower Lead

nexuscorp · Posted Nov 10, 2026

Open

Atago, Tokyo, Japan
On-site
15+ years

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Lead mainframe delivery, operations, maintenance, and modernization for a major life insurance client.

Responsibilities

Oversee end-to-end delivery of the Mainframe Tower
Drive maintenance and operations, release management, incident response, and service improvements
Serve as primary point of contact for the client, managing stakeholders, governance, escalations, and reporting to executive leadership
Provide technical leadership across mainframe environment including COBOL, Assembler, JCL, CICS, DB2, VSAM
Lead mainframe modernization initiatives such as migrating from Assembler to COBOL

Requirements

Nice to have: experience with large-scale systems for life insurance companies
Nice to have: experience with migration projects from Assembler to COBOL
Nice to have: experience with integration of mainframes and open-system environments
Nice to have: experience managing offshore development teams
Nice to have: experience driving large-scale projects involving multiple vendors

Skills

COBOL Assembler JCL CICS

Mainframe z/OS System Administrator

Kyndryl · Posted Nov 9, 2026

Open

Chennai, Tamil Nadu, India
10+ years

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Manage and support IBM z/OS environments, perform installations, upgrades, maintenance, and modernization initiatives.

Responsibilities

Manage and administer IBM z/OS systems and associated software products.
Perform z/OS installations, upgrades, maintenance, and customization activities.
Monitor system performance, capacity, and availability to ensure optimal operations.
Troubleshoot and resolve operating system, hardware, and software issues.
Administer JES2/JES3, TSO/ISPF, SMP/E, HCD, and system utilities.

Requirements

Nice to have: IBM z/OS architecture design
Nice to have: mainframe modernization initiatives
Nice to have: supporting IBM z16 and IBM z17 systems
Nice to have: leadership and mentoring experience

Skills

Mainframe z/OS System Administration z/OS installation z/OS configuration z/OS maintenance system reliability patch management

Manager Application Architecture

Avanade · Posted Nov 5, 2026

Open

Sao Paulo, São Paulo, Brazil
Manager

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Lead application architecture for legacy modernization projects, coordinating assessments, translations, and client engagements.

Responsibilities

Analyze mainframe source code and produce Site Survey reports
Attend onsite workshops providing English-Japanese translation
Assist in proof of translation using AMT tools
Provide training and knowledge transfer to clients
Investigate defects and propose resolutions

Skills

AMT source code analysis tools AMT Transform toolsets Mainframe modernization IBM z/OS Unisys Cloud technologies CI/CD containerization DevOps practices English-Japanese translation

Mainframe modernization jobs

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