Senior Mainframe Engineer - COBOL/z/OS | Hybrid 4/1

M&T Bank Corporation; Buffalo (NY); Hybride; USD 97 000 - 162 000; Plein temps

Avantages offerts par ce poste

Health, welfare, and retirement plans

5% 401(k) match

Flexible work arrangements

25 days PTO + 12 holidays

40 hours volunteer time

Résumé du poste

M&T Bank is hiring a Senior Mainframe Engineer in Buffalo, NY. You will own design, development, modernization, and production support for critical IBM z/OS applications, combining COBOL batch/online expertise with Git-based CI/CD, test automation, and modern engineering practices.

You will lead technical decisions, review designs, and drive initiatives to improve resiliency, security, and performance across batch and online processing.

Qualifications

• Associate’s degree with 5+ years in systems analysis or application development, or Bachelor’s with 3+ years in same.
• In lieu of degree, 7+ years of combined education/experience with relevant work.
• Strong hands-on IBM z/OS application engineering experience.

Responsabilités

• Lead design, development, enhancement, and support of mainframe applications under SDLC governance.
• Define test strategy including automated regression and performance checks.
• Build and maintain Git-based CI/CD workflows with quality gates and rollback readiness.

Connaissances

IBM z/OS COBOL

CICS

VSAM

JCL

Git-based CI/CD

z/OS debugging

JES/SDSF

API integration

MQ

Formation

Associate’s degree +5 years experience

Bachelor’s degree +3 years experience

Outils

Git

CI/CD tooling

JES/SDSF

Mainframe security/auditability

MQ API integration

Description du poste

M&T Bank is hiring a Senior Mainframe Engineer in Buffalo, NY. You will own design, development, modernization, and production support for critical IBM z/OS applications, combining COBOL batch/online expertise with Git-based CI/CD, test automation, and modern engineering practices.

You will lead technical decisions, review designs, and drive initiatives to improve resiliency, security, and performance across batch and online processing.