> Markdown version of [/jobs/ext/1973390-mainframe-network-engineer](https://www.wearedevelopers.com/jobs/ext/1973390-mainframe-network-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Mainframe Network Engineer

- **Company:** Genesis10
- **Location:** Jersey City, NJ, United States
- **Experience:** Expert
- **Salary:** $125,299.0 - $141,939.0
- **Contract:** Temporary contract
- **Skills:** System Configuration, Disaster Recovery, Domain Name System (DNS), Cryptographic Protocols, File Transfer, File Transfer Protocol (FTP) SSL Extension, IBM Parallel Sysplex, Monitoring of Systems, Tivoli Management Framework, Internet Protocol Security (IP SEC), Routing, Network Segmentation, TCP/IP, Z/OS, Dynamic Routing, File Transfer Protocol (FTP), Low Latency, Performance Monitor, Drilldown, Omegamon
- **Published:** August 7, 2026
- **Apply:** https://www.dice.com/job-detail/b428e109-b17a-4de7-a248-d879f1d69226

## About the Role

* 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)
 * Hands-on experience with secure file transfer (Connect: Direct, SFTP, FTPS)
 * Hands-on experience with NetView or equivalent monitoring tools
 * Strong troubleshooting skills in high-volume, production environments
 * Experience supporting Parallel Sysplex architectures (DVIPA/Sysplex Distributor)

## Description

This role involves configuring and maintaining z/OS Communications Server (VTAM, TCP/IP) to support mission-critical banking workloads. The ideal candidate will engineer high-availability designs, implement robust security configurations, and leverage automation for proactive monitoring and recovery in a large-scale Parallel Sysplex environment. This position requires a hybrid schedule with a minimum of 3 days per week onsite., * Configure and maintain z/OS Communications Server (VTAM, TCP/IP)

 * 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 AT-TLS, IPSec, and Policy Agent (PAGENT) configurations for encrypted communications
 * Administer digital certificates, SAF keyrings, and encryption protocols (SSL/TLS, SSH)
 * Enforce network segmentation, access controls, and secure file transfer standards (SFTP, FTPS, Connect: Direct)
 * Engineer high-availability designs using Sysplex technologies, DVIPA, and dynamic routing
 * Support disaster recovery (DR) exercises, failover testing, and continuity planning
 * Leverage NetView, OMEGAMON, and automation tooling for proactive monitoring and recovery
 * Perform deep-dive analysis using packet traces, TCP/IP traces, VTAM traces, and IPCS diagnostics
 * Monitor and optimize network throughput, latency, and connection scaling for peak banking workloads


## Related Videos

- [".Net is too slow" was not an option](https://www.wearedevelopers.com/videos/100176-net-is-too-slow-was-not-an-option)
- [Creating a routing app with Google Maps API from scratch](https://www.wearedevelopers.com/videos/831-creating-a-routing-app-with-google-maps-api-from-scratch)
- [An Applied Introduction to eBPF with Go](https://www.wearedevelopers.com/videos/1075-an-applied-introduction-to-ebpf-with-go)
- [Remote Driving on Plant Grounds with State-of-the-Art Cloud Technologies](https://www.wearedevelopers.com/videos/251-remote-driving-on-plant-grounds-with-state-of-the-art-cloud-technologies)
- [A Technical Introduction to Bitcoin's 2nd Layer- The Lightning Network](https://www.wearedevelopers.com/videos/15-a-technical-introduction-to-bitcoin-s-2nd-layer-the-lightning-network)
- [Turning Container security up to 11 with Capabilities](https://www.wearedevelopers.com/videos/718-turning-container-security-up-to-11-with-capabilities)

## Related Articles

- [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again)
- [Everything a Developer Needs to Know About MCP with Neo4j](https://www.wearedevelopers.com/magazine/604-everything-a-developer-needs-to-know-about-mcp-with-neo4j)
- [93 Java Interview Questions You Should Prepare For](https://www.wearedevelopers.com/magazine/14-93-java-interview-questions-you-should-prepare-for)
- [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers)
- [Software Developer Salary in Switzerland [2023]](https://www.wearedevelopers.com/magazine/215-software-developer-salary-in-switzerland-2023)
- [Basic And Advanced Networking in Dart and Flutter](https://www.wearedevelopers.com/magazine/112-basic-and-advanced-networking-in-dart-and-flutter)