Connex EFT Switch Support Engineer

IntraEdge · Pune, India

Job Description

Exp Range 3-6 Yrs

Location Pune - Hybrid work mode

Full-time opportunity

Connex EFT Switch Support Engineer (Production Support Engineer) Role Overview We are seeking a skilled Connex EFT Switch Support Engineer to support and maintain the Connex EFT Switch platform running on HPE NonStop systems. The role focuses on ensuring high availability, stability, and performance of critical payment transaction processing systems, including ATM and POS transactions.

The candidate will play a key role in monitoring, troubleshooting, and resolving issues related to financial transaction processing while meeting strict service level agreements (SLAs). Key Responsibilities Provide 24x7 monitoring and operational support for Connex EFT Switch platforms. Monitor and support transaction processing across ATM, POS, and payment networks. Investigate and resolve incidents impacting transaction processing and payment services. Diagnose issues across the transaction flow, including APIs, Layer 7 routing, and switch processing components. Identify and analyze traffic anomalies, distinguishing between genuine service outages and transaction volume fluctuations. Perform production support, incident triage, and root cause analysis using monitoring and observability tools. Utilize tools such as NetXMS and transaction monitoring solutions to proactively identify and resolve issues.

Collaborate with internal teams, vendors, and stakeholders to ensure system stability and service continuity. Support high-availability and active-active production environments handling mission-critical financial transactions. Required Skills & Experience Strong understanding of ISO 8583 transaction processing standards. Solid knowledge of the payment transaction lifecycle, including authorization, switching, clearing, and settlement processes. Hands-on experience with HPE NonStop (Tandem) platforms. Experience supporting EFT Switch applications, preferably Connex EFT Switch. Good understanding of distributed systems, APIs, and transaction routing architectures. Experience with production monitoring, incident management, and troubleshooting in enterprise environments.

Familiarity with monitoring and observability tools such as NetXMS or similar platforms. Understanding of Site Reliability Engineering (SRE) concepts, including MTTR, reliability, availability, and observability. Key Expectations Deliver rapid and effective troubleshooting within defined SLA timelines. Support highly available, mission-critical payment systems with minimal downtime. Manage and resolve critical incidents impacting financial transaction processing. Demonstrate strong analytical and problem-solving skills in a fast-paced production support environment. Ensure operational excellence and continuous service availability across payment processing platforms.