Service Delivery Center, Senior Mainframe Engineer

EY; Raleigh (NC); Remote; USD 67,000 - 137,000; Full time

Benefits offered by this job

Medical and dental coverage

Pension and 401(k)

Paid time off options

Flexible vacation policy

Job summary

EY is seeking a Service Delivery Center, Senior Mainframe Engineer to join our US-based team. You will design, build/configure, test, analyze, deliver, and support high-volume mainframe solutions using COBOL, CICS, DB2, VSAM, and JCL across batch and online environments.

The role emphasizes hands-on delivery, problem diagnosis, and production support, with collaboration across business, systems, operations, and vendor teams. Travel up to 30% may be required.

Qualifications

• BS/BA or advanced degree, or equivalent experience preferred.
• At least 3 years of relevant experience in software development for business‑critical, enterprise‑wide applications.
• Hands‑on mainframe development skills in COBOL, CICS, DB2, VSAM, JCL, IBM Utilities, FileAID, Endevor, SQL, Debuggers, Schedulers, and IOMs.
• Ability to perform hands‑on detailed analysis for maintenance and enhancement projects in batch and online environments.
• Experience designing, deploying, and supporting software releases into production environments.
• Strong data security skills and thorough unit, functional, and regression testing discipline.
• Experience handling high‑severity/critical production issues and identifying root causes.
• Comfortable working in Agile environments and collaborating with business and technical stakeholders.

Responsibilities

• The goal is to help clients solve complex business problems by delivering robust, high-volume mainframe solutions.
• You will perform detailed analysis for maintenance and enhancement projects, design, deploy, and support software releases into production, identify root causes and implement technical design solutions, and own assigned workstreams independently from design through production support.
• Collaborate across business, systems, operations, and vendor teams, and mentor less‑experienced team members where appropriate.

Skills

COBOL

CICS

DB2

VSAM

JCL

Travel up to 30%

Agile environments

Education

BS/BA or advanced degree

Tools

IBM Utilities

FileAID

Endevor

SQL

Debuggers

Schedulers

IOMs

Job description

Service Delivery Center, Senior Mainframe Engineer

Other locations: Anywhere in Region

Date: Oct 21, 2026

Requisition ID: 1749649

At EY, we’re all in to shape your future with confidence.

We’ll help you succeed in a globally connected powerhouse of diverse teams and take your career wherever you want it to go. Join EY and help to build a better working world.

We are a professional services firm with a business unit dedicated to the financial services marketplace. Our teams have been at the forefront of every event that has reshaped and redefined the financial services industry. If you have a passion for rallying together to solve the most complex challenges in the financial services industry, come join our dynamic team!

We help our clients transform. Together we are changing the way they interact with their Customers, Employees and Partners alike. We are modernizing their applications, creating new ones and driving business efficiency across their ever-changing platform and channel infrastructures. Everything we do centers around this simple story.

The opportunity

As a Technology Service Delivery Senior, you’ll be based in our Service Delivery Center, which is made up of high-performing US-based colleagues who work closely with our experienced advisory professionals. We deliver Technology project-based work and managed services to our clients. Here, you’ll work as part of a project team and will be responsible for the design, build/configuration, testing, analysis, delivery and support of Technology solutions. This position is fast-paced and ever-changing, which means you’ll need to be a flexible self-starter and be able to manage changing priorities and learning new and rapidly changing technology solutions.

We are looking for highly technical Mainframe Engineers who will develop and maintain high-volume, business-critical production platforms for our financial services clients. The team leverages COBOL, CICS, DB2, VSAM, JCL, and related mainframe technologies to maintain and enhance enterprise applications in both batch and online environments. This is a hands‑on, delivery-focused role that spans the full application lifecycle.

Your Key Responsibilities

The goal is to help clients solve complex business problems by delivering robust, high-volume mainframe solutions. You will perform detailed analysis for maintenance and enhancement projects, design, deploy, and support software releases into production, identify root causes and implement technical design solutions, and own assigned workstreams independently from design through production support.

Skills and attributes for success

• Working knowledge and hands‑on experience in COBOL, CICS, DB2, VSAM, and JCL.
• Working knowledge and hands‑on experience with IBM Utilities, FileAID, Endevor, SQL, Debuggers, Schedulers, and IOMs.
• Perform detailed analysis for maintenance and enhancement projects across batch and online environments, and design, deploy, and support software releases into production.
• Identify the root cause of problems and implement technical design solutions, including handling high‑severity/critical production issues.
• Employ strong data security skills to keep customers’ information safe, and execute thorough unit, functional, and regression testing.
• Own assigned workstreams independently from design through production support, with clear documentation.
• Collaborate across business, systems, operations, and vendor teams, and mentor less‑experienced team members where appropriate.
• Willingness and ability to travel up to 30% of the time.

To qualify for the role you must have

• BS/BA or advanced degree, or equivalent experience preferred.
• At least 3 years of relevant experience in software development for business‑critical, enterprise‑wide applications.
• Hands‑on mainframe development skills in COBOL, CICS, DB2, VSAM, JCL, IBM Utilities, FileAID, Endevor, SQL, Debuggers, Schedulers, and IOMs.
• Ability to perform hands‑on detailed analysis for maintenance and enhancement projects in batch and online environments.
• Experience designing, deploying, and supporting software releases into production environments.
• Strong data security skills and thorough unit, functional, and regression testing discipline.
• Experience handling high‑severity/critical production issues and identifying root causes.
• Comfortable working in Agile environments and collaborating with business and technical stakeholders.

Ideally, you’ll also have

• Experience with the following technologies
• COBOL, CICS, DB2, VSAM, and JCL
• IBM Utilities, FileAID, Endevor, and SQL
• Debuggers, Schedulers, and IOMs
• COBOL/Native stored procedures
• Mainframe modernization and hybrid mainframe‑cloud integration scenarios
• Financial brokerage domain knowledge

What we look for

We’re interested in intellectually curious people with a passion for finding new and innovative ways to make things better. You’ll also need to be a self‑starter and quick learner with a strong background in computer science from both theoretical and practical points of view. If you’re ready to be the future of the group and make your mark in a growing business, this role is for you.

About the organization

As a global leader in assurance, tax, transaction and advisory services, we hire and develop the most passionate people in their field to help build a better working world. This starts with a culture that believes in giving you the training, opportunities and creative freedom to make things better. So that whenever you join, however long you stay, the experience you gain lasts a lifetime.

What we offer you
At EY, we harness our collective strength to empower you to shape your future with confidence through professional growth, personal fulfillment and an inclusive culture. Learn more at ey.com/us/careers.

• We offer a comprehensive compensation and benefits package where you’ll be rewarded based on your performance and recognized for the value you bring to the business. The base salary range for this job is:
• New York City, Boston, and Washington DC Metro Areas, Washington State, and Southern California offices – $80,300 to $149,100
• Bay Area California offices – $83,700 to $155,300
• All other offices locations in the US, including Sacramento – $67,000 to $136,800
• Individual salaries within these ranges are determined through a wide variety of factors including but not limited to education, experience, knowledge, skills and geography. In addition, our Total Rewards package includes medical and dental coverage, pension and 401(k) plans, and a wide range of paid time off options.
• Under our flexible vacation policy, you’ll decide how much vacation time you need based on your own personal circumstances. You’ll also be granted time off for designated EY Paid Holidays, Winter/Summer breaks, Personal/Family Care, and other leaves of absence when needed to support your physical, financial, and emotional well‑being.

We are an equal employment opportunity employer (Females/Minorities/Protected Veterans/Disabled) and value the diversity of our workforce and the knowledge of our people.

EY | Building a better working world

EY is building a better working world by creating new value for clients, people, society and the planet, while building trust in capital markets.

Enabled by data, AI and advanced technology, EY teams help clients shape the future with confidence and develop answers for the most pressing issues of today and tomorrow.

EY teams work across a full spectrum of services in assurance, consulting, tax, strategy and transactions. Fueled by sector insights, a globally connected, multi‑disciplinary network and diverse ecosystem partners, EY teams can provide services in more than 150 countries and territories.

All in to shape the future with confidence.

EY provides equal employment opportunities to applicants and employees without regard to race, color, religion, age, sex, sexual orientation, gender identity/expression, pregnancy, genetic information,national origin, protected veteran status, disability status, or any other legally protected basis, including arrest and conviction records, in accordance with applicable law.

EY is committed to providing reasonable accommodation to qualified individuals with disabilities including veterans with disabilities. If you have a disability and either need assistance applying online or need to request an accommodation during any part of the application process, please call 1-800-EY-HELP3, select Option 2 for candidate related inquiries, then select Option 1 for candidate queries and finally select Option 2 for candidates with an inquiry which will route you to EY’s Talent Shared Services Team (TSS) or email the TSS at [e-mail] .

Select how often (in days) to receive an alert:

EY refers to the global organization, and may refer to one or more, of the member firms of Ernst & Young Global Limited, each of which is a separate legal entity. Ernst & Young Global Limited, a UK company limited by guarantee, does not provide services to clients.