Senior z/OS Network Engineer - Mainframe & DR

Us Bank; Irving (TX); On-site; USD 120,000 - 141,000; Full time

Benefits offered by this job

Healthcare benefits

401(k) and retirement plan

Paid vacation and holidays

Adoption assistance

Disability leave

Job summary

U.S. Bank in Irving, TX is seeking an experienced mainframe and network engineer to administer z/OS Communications Server environments and related technologies. You will lead TPX, Connect:Direct, and GDPS implementations while ensuring disaster recovery readiness and secure data exchange.

You will contribute to network architecture, performance tuning, and on-call support, collaborating across platforms to deliver resilient services and reliable inter-system communications.

Qualifications

• Associate's degree or equivalent work experience.
• 7+ years delivering day-to-day network services in IT environments.
• Experience with IBM z/OS systems programming in enterprise mainframe networks.

Responsibilities

• Administer, configure, tune, and troubleshoot z/OS Communications Server, VTAM, TCP/IP, and TN3270 environments for high availability.
• Install, maintain, test, document, and support vendor-supplied mainframe software with root-cause analysis.
• Manage TPX Session Manager environment including configuration, maintenance, and optimization.
• Install, configure, and support Connect:Direct and enterprise file transfer solutions across platforms.
• Support GDPS network configurations, disaster recovery readiness, and business continuity testing.
• Design and troubleshoot secure file transfer solutions (FTP, SFTP, FTP-ATTLS) and ensure security standards.
• Participate in network architecture, IP design, and cross-platform integrations between z/OS and distributed systems.
• Provide technical leadership through vendor evaluations, documentation, and on-call rotation.

Skills

z/OS Systems Programming

VTAM

TCP/IP

TN3270

Network architecture

Security

Disaster recovery

On-call rotation

Education

Associate's degree or equivalent work experience

Tools

TPX Session Manager

Connect:Direct

GDPS

FTP/SFTP/FTP-ATTLS

Job description

U.S. Bank in Irving, TX is seeking an experienced mainframe and network engineer to administer z/OS Communications Server environments and related technologies. You will lead TPX, Connect:Direct, and GDPS implementations while ensuring disaster recovery readiness and secure data exchange.

You will contribute to network architecture, performance tuning, and on-call support, collaborating across platforms to deliver resilient services and reliable inter-system communications.