Senior Mainframe z/OS Engineer – Infrastructure & Automation

Truist Bank; United States; Remote; USD 120,000 - 170,000; Full time

Benefits offered by this job

Medical, dental, vision

401(k) plan

Paid vacation 10 days

Paid sick days 10

Paid holidays

Job summary

Truist Bank seeks an experienced z/OS System Programmer to lead mainframe upgrades, maintenance, and OEM installs. You will diagnose complex issues, perform debugging, manage incidents, and mentor junior staff, while coordinating with vendors as needed.

The role emphasizes proactive problem-solving, timely incident response, and collaboration with cross-functional teams to strengthen infrastructure reliability and security.

Qualifications

• Bachelor’s degree or equivalent in CS/Engineering/IS or related field.
• Minimum 5 years of professional infrastructure engineering experience.
• Strong knowledge of enterprise infrastructure technologies including cloud, network, database, storage, platform, computing, and middleware.

Responsibilities

• Designs, builds, and implements enterprise infrastructure across cloud, network, database, storage, platform, computing, or middleware domains.
• Applies automation, monitoring, and optimization to ensure high availability and performance.
• Manages infrastructure projects and processes in line with policies and regulatory requirements.
• Collaborates with cross-functional teams to integrate new technologies and improve standards.
• Troubleshoots complex issues affecting performance and reliability.

Skills

Infrastructure expertise

Problem solving

Mentoring/leadership

Education

Bachelor’s degree in CS/Engineering/IS or related field

Tools

z/OS

SMP/e

IBM Mainframe

RACF

Job description

Truist Bank seeks an experienced z/OS System Programmer to lead mainframe upgrades, maintenance, and OEM installs. You will diagnose complex issues, perform debugging, manage incidents, and mentor junior staff, while coordinating with vendors as needed.

The role emphasizes proactive problem-solving, timely incident response, and collaboration with cross-functional teams to strengthen infrastructure reliability and security.