Greymatter Innovationz
Connex Engineer
Skills
11 days ago
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Important information
Contract type:
Freelance / Contract
Location:
Chicago, IL, USA
Work mode:
Remote
Published on:
10 October 2026
What they need
Greymatter Innovationz helps you stay digitally relevant across domains, technologies, and skillsets, every day.
We are looking for:
Connex Engineer
Location: Riverwoods, IL/ Remote or Hybrid
Experience Required: 8+ years in Java Development
Connex Engineer
We are looking for an experienced Connex Engineer with strong expertise in payment processing, switching, HP NonStop, and container technologies.
Key Responsibilities & Skills:
- Configure, maintain, and support Connex EFT and Profile solutions.
- Strong experience with ATM/POS driving, transaction acquiring, switching, and authorization .
- Integrate Connex with Profile using APIs, SQL, XML , and other standard interfaces.
- Strong knowledge of HP NonStop architecture and high-availability environments.
- Experience with payment network interfaces such as SNA, TCP/IP, X.25, and Bisync .
- Hands-on experience with Kubernetes, OpenShift, Docker, and Python .
- Monitor system availability, performance, and transaction processing.
- Implement smart routing and alternative routing strategies in Connex.
- Support real-time payment processing and exception handling.
- Troubleshoot transaction, connectivity, integration, and configuration issues.
- Support configuration changes, product launches, and service enhancements.
- Maintain technical documentation and configuration records.
Key Skills:
Connex | HP NonStop | EFT | Payment Switching | ATM/POS | Kubernetes | OpenShift | Docker | Python | SQL | APIs
Interested candidates can apply directly or send their updated resume to [email protected]
#JavaDeveloper #ConnexSwitch #PaymentSystems #Hiring #TechJobs #ChicagoJobs #SoftwareEngineering #FintechJobs
At Greymatter Innovationz,
We offer:
Motivating Work Environment.
Excellent Work Culture.
Help you to upgrade yourself to the next level.
And More!!!
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