IT System Engineer (m/w/d) z/OS Netzwerk und Security
Core
Maintaining and optimizing TCP/IP and VTAM networks, managing central communication services, and ensuring security standards within a z/OS Mainframe environment.
Role type
Senior IT System Engineer (z/OS Network & Security)
Builds
Production Mainframe network infrastructure and secure communication services
Domain
Mainframe computing, Network Engineering, Cybersecurity
Deliverable
production ML models | product features | dashboards & analysis | infrastructure
Required skills
z/OS administration, TCP/IP and VTAM configuration, Mainframe communication services (FTP, SSH, TN3270, APPC), TLS/SSL and cryptography, Network troubleshooting and monitoring, TSO/ISPF and JCL, CICS, DB2, MQ, Sysplex environments
Preferred skills
Advanced knowledge of network parameters and end-to-end connectivity
Technologies
z/OS, TCP/IP, VTAM, FTP, SSH, TN3270, Sysplex Distributor, Netaccess, APPC, IBM Personal Communications, AT-TLS
Responsibilities
Maintenance and optimization of TCPIP and VTAM for performance and security, Configuration and adjustment of Mainframe networks, 3rd-Level support for network and encryption issues, Ensuring security standards for TLS levels and ciphersuites
Seniority
Senior, hands-on IC