Senior Engineer - Mainframe

5000 Kyndryl Japan KK; United States; Hybrid; USD 120,000 - 180,000; Full time

Job summary

Kyndryl is seeking a Mainframe Infrastructure Specialist to understand customer requirements and propose optimal technical solutions across Db2, IMS, CICS, MQ, NetView, z/WAS, and z/Linux. You will prepare technical docs, diagrams, and handover materials to support stable delivery.

This role emphasizes early risk assessment, effective collaboration with architects, project managers, and engineers, and rapid recovery during incidents, ensuring sustained performance of mission‑critical mainframe

Qualifications

• Deep expertise in mainframe technologies.
• Experience in modernization, Db2/IMS/CICS/MQ.
• Knowledge of LE/COBOL, hardware, and networking.
• Experience in enterprise IT operations and deployments.
• Strong problem-solving and cross-team collaboration.
• Clear verbal and written communication with a customer-success mindset.

Responsibilities

• Understand the customer’s current mainframe environment, business requirements, and technical challenges
• Support proposals, design, build, testing, changes, migration, and operations for mainframe products and services
• Lead technical analysis and issue resolution in areas such as Db2, IMS, CICS, MQ, NetView, z/WAS, and z/Linux
• Create technical materials, diagrams, procedures, and review documents for handover to stakeholders
• Assess technical risk, schedule risk, and feasibility early in the project and propose mitigation actions
• Work with architects, Project Managers, and engineers to support stable delivery throughout the project
• Analyze impact during incidents or problems and drive quick recovery and permanent fixes

Skills

Mainframe expertise

Mainframe modernization

Db2/IMS/CICS/MQ

NetView/zLinux

LE/COBOL

Mainframe hardware

Networking

Job description

Who We Are

At Kyndryl, we run and reimagine the mission‑critical technology systems that drive advantage for the world’s leading businesses. We are at the heart of progress; with proven expertise and a continuous flow of AI-powered insight, enabling smarter decisions, faster innovation, and a lasting competitive edge. For our people—Kyndryls—that means doing purposeful work that powers human progress. Join us and experience a flexible, supportive environment where your well‑being is prioritized and your potential can thrive.

The Role

Your role As a Mainframe Infrastructure Specialist, you will understand customer requirements and propose optimal technical solutions while applying your expertise in areas such as mainframe modernization, Db2, IMS, CICS, MQ, NetView, z/WAS, and z/Linux. You will also facilitate effective handovers to stakeholders by preparing technical documentation, configuration diagrams, procedures, and review materials, assess technical and schedule risks and feasibility from the early stages of projects, and collaborate with architects, Project Managers, and engineers to support stable delivery.

What you will do

• Understand the customer’s current mainframe environment, business requirements, and technical challenges
• Support proposals, design, build, testing, changes, migration, and operations for mainframe products and services
• Lead technical analysis and issue resolution in areas such as Db2, IMS, CICS, MQ, NetView, z/WAS, and z/Linux
• Create technical materials, diagrams, procedures, and review documents for handover to stakeholders
• Assess technical risk, schedule risk, and feasibility early in the project and propose mitigation actions
• Work with architects, Project Managers, and engineers to support stable delivery throughout the project
• Analyze impact during incidents or problems and drive quick recovery and permanent fixes

Who You Are

Required skills and experience

• Deep expertise and hands‑on experience in mainframe‑related technologies
• Experience in mainframe modernization or technologies such as Db2, IMS, CICS, MQ, NetView, z/WAS, or z/Linux
• Knowledge of LE/COBOL, mainframe hardware, and networking
• Experience with applications, infrastructure, and system operations in enterprise IT environments
• Strong problem‑solving skills to analyze technical issues and define concrete actions
• Experience collaborating with multiple teams to drive engineering solutions
• Effective verbal and written communication skills with a strong customer‑success mindset

Preferred skills and experience

• Extensive experience in mainframe design, build, migration, operations improvement, and incident response
• Experience providing technical support and reviews across multiple mainframe products and services
• Knowledge and experience creating technical plans, blueprints, configuration models, and operating procedures
• Ability to compare alternatives logically and select the best approach
• Strong analytical skills, problem‑solving ability, and attention to detail
• Experience in process improvement, standardization, and automation
• Motivation to grow as an architect or technical leader with continuous learning mindset

Being You

The “Kyn” in Kyndryl means kinship, which represents the strong bonds we have with each other, our customers and our communities. We focus on ensuring all Kyndryls feel included and we welcome people of all cultures, backgrounds, and experiences. Even if you don’t meet every requirement, we encourage you to apply. We believe in growth, and we’re excited to see what you can bring. At Kyndryl, employee feedback has told us that our number one driver of employee engagement is belonging. That sense of belonging — being a valued, respected, trusted member of the team — is fundamental to our culture and fueling great experiences for our customers. This dedication to welcoming everyone into our company means that Kyndryl gives you the ability to thrive and contribute to our culture of empathy and shared success. That’s The Kyndryl Way.

What You Can Expect

Your career with us isn’t just a job—it’s an adventure with purpose. We offer a dynamic, hybrid-friendly culture that supports your well‑being and empowers you to grow. Our Be Well programs are thoughtfully designed to support your financial, mental, physical, and social health—because we know that when you feel your best, you do your best. From your very first day, you’ll dive into impactful work that powers the systems our customers rely on every day. You won’t just contribute—you’ll make a difference, tackling meaningful projects that sharpen your skills and fuel your growth. We’re here to champion your journey. With powerful tools to chart your career path, personalized development goals aligned with your ambitions, and continuous feedback to keep you inspired and on track, you’ll have everything you need to thrive and evolve. You’ll develop in-demand skills to grow your career and achieve your ambitions with access to cutting‑edge learning opportunities— from certifications with Microsoft, Google, and Amazon to coaching and hands‑on experiences. And through it all, you’ll be part of a culture that values empathy, restless learning, and a devotion to shared success. We want you to thrive here—and we’re committed to helping you do just that.

At Kyndryl, we achieve progress the world depends on, with purpose. Beginning with the purpose that matters to you. Because here, you will be part of a culture designed with purpose. One that is restless, empathetic and devoted. Where we are committed to sustainable progress for our customers and supporting the communities where we work and live. All of you is what we want. And what we need. Join us, and together, we can advance the vital systems that power human progress.