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Mainframe Network / System Engineer III (z/OS TCP/IP & VTAM)
Chandler, AZ, USA
Posted On: 1 day ago
Experience: 10+ years
Availability: Onsite
Openings: 1
Category: Mainframe Network Engineer
Tenure: No Preference/Any
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Description
What's the Job?
- Configure and maintain z/OS Communications Server (VTAM, TCP/IP) supporting mission-critical banking workloads
- Engineer TCP/IP stacks, OSA interfaces, routing, VIPA/DVIPA, and Sysplex Distributor
- Support SNA/APPN/Enterprise Extender (EE) for legacy and hybrid banking applications
- Design and support TN3270 connectivity for internal/external users and vendor integrations
- Implement and manage security, compliance, and data protection protocols including AT-TLS, IPSec, and Policy Agent (PAGENT)
What's Needed?
- 10+ years of experience in z/OS Communications Server (VTAM, TCP/IP)
- Deep expertise in TCP/IP, SNA, VTAM, enterprise routing, and DNS
- Hands-on experience with Policy Agent (AT-TLS, IPSec) and secure file transfer protocols (Connect: Direct, SFTP, FTPS)
- Proficiency with NetView or equivalent monitoring tools
- Strong troubleshooting skills in high-volume, production environments supporting Parallel Sysplex architectures (DVIPA/Sysplex Distributor)
Key Skills
Education
Any Graduate
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