Senior Mainframe Systems Programmer (z/OS-Network)
About The Position
Calling all innovators - find your future at Fiserv. We're Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants and consumers to one another millions of times a day - quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we're involved. If you want to make an impact on a global scale, come make a difference at Fiserv. About your role: In this role you will be responsible for the installation, configuration, maintenance, and administration of TCP/IP, VTAM Unix System Services and portions of z/OS. You will also participate in Disaster Recovery exercises, support governance requirements and audits and work with capacity and performance teams in proactively addressing potential performance issues impacting service levels.
Requirements
- 9+ years of experience with the z/OS mainframe communications experience
- 7+ years of experience with TCP/IP, DNS, DHCP, and possess a deep understanding of core networking protocols as well has hands on Cisco routers and switches
- 7+ years of experience configuring and managing secure data transmissions with firewalls and VPNs
- 7+ years of experience with JCL, UNIX Shell, IBM system utilities, and network monitoring tools
- Bachelor's degree in a related field or an equivalent combination of education, military, and work experience
Nice To Haves
- Cloud networking familiarity with hybrid cloud environments and Z integration
- Experience in the financial services industry or other highly regulated industries
Responsibilities
- Install and maintain Connect:Direct (NDM), MSM and InterTest Batch utilizing SMP/E
- Design and develop utilities (REXX) to streamline processes
- Support a redundant TCPIP network for a Parallel Sysplex by making use of Dynamic VIPA and Sysplex Distributor and HiperSockets
- Support non-shared USS file system in a Shared File system accessible by all LPARs within a Sysplex
- Support and diagnose AT-TLS configurations
- Troubleshoot started task abends utilizing IPCS
- Apply Ciphers and license certificates
- Resolving network connection issues utilizing packet traces
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What This Job Offers
Job Type
Full-time
Career Level
Mid Level
