Base24 Maintenance & Production Support Engineer

Greymatter Innovationz helps you stay digitally relevant across domains, technologies, and skillsets, every day. We are looking for: Base24 Maintenance & Production Support Engineer Location: LATAM (Remote) Duration: Long-term Job Description We are seeking a highly skilled Base24 Maintenance & Production Support Engineer to ensure the operational stability, continuous availability, and performance optimization of our high-volume payment switching environment. In this role, you will focus on Level 2/Level 3 production support, proactive system monitoring, incident resolution, and deployment validation. The ideal candidate will bridge the gap between traditional payment environments (HP NonStop/Tandem) and modern infrastructure, leveraging modern DevOps practices to streamline monitoring, automation, and release processes. Key Responsibilities Provide L2/L3 production support for Base24/Base24 Classic payment switch applications across ATM, POS, authorization, and settlement streams. Investigate and resolve critical production incidents, transaction failures, and performance bottlenecks within strict SLAs. Analyze application logs, system dumps, and transaction traces (ISO 8583) to execute quick corrective actions. Manage production releases, change implementations, and deployment validations using modern DevOps pipelines and CI/CD environments. Maintain and optimize automated monitoring tools, alert systems, and dashboards to proactively catch system anomalies. Coordinate with Network, Security, and Database teams to manage Visa/Mastercard certifications, connectivity testing, and PIN/cryptographic key exchanges. Participate in a 24x7 on-call support rotation for critical incident response and scheduled maintenance windows. Required Technical Skills & Experience (5+ Years) Base24 Core: 5+ years of hands-on production support experience with Base24 or Base24 Classic in high-volume environments. Platform: Strong proficiency with HP NonStop (Tandem) systems, including Guardian, OSS, Pathway, and TACL scripting. DevOps & Automation: Practical knowledge of DevOps methodologies, CI/CD environments, and modern tracking/monitoring tools (Git, Jira, ServiceNow, or equivalent). Data & Language Exposure: Good understanding of Enscribe, DDL, SQL, and comfort reading/debugging COBOL, SCOBOL, or TAL code during root-cause analysis. Payment Ecosystem: Deep understanding of ISO 8583 messaging, card BIN tables, HSM devices (Thales/SafeNet), and clearing/settlement workflows. Nice to Have Basic understanding or exposure to .NET web services/applications that interface with core payment systems. Experience migration or support exposure involving Base24-eps environments. At Greymatter Innovationz, We offer: Motivating Work Environment. Excellent Work Culture. Help you to upgrade yourself to the next level. And More!!! Greymatter Innovationz helps you stay digitally relevant across domains, technologies, and skillsets, every day. We are looking for: Base24 Maintenance & Production Support Engineer Location: LATAM (Remote) Duration: Long-term Job Description We are seeking a highly skilled Base24 Maintenance & Production Support Engineer to ensure the operational stability, continuous availability, and performance optimization of our high-volume payment switching environment. In this role, you will focus on Level 2/Level 3 production support, proactive system monitoring, incident resolution, and deployment validation. The ideal candidate will bridge the gap between traditional payment environments (HP NonStop/Tandem) and modern infrastructure, leveraging modern DevOps practices to streamline monitoring, automation, and release processes. Key Responsibilities Provide L2/L3 production support for Base24/Base24 Classic payment switch applications across ATM, POS, authorization, and settlement streams. Investigate and resolve critical production incidents, transaction failures, and performance bottlenecks within strict SLAs. Analyze application logs, system dumps, and transaction traces (ISO 8583) to execute quick corrective actions. Manage production releases, change implementations, and deployment validations using modern DevOps pipelines and CI/CD environments. Maintain and optimize automated monitoring tools, alert systems, and dashboards to proactively catch system anomalies. Coordinate with Network, Security, and Database teams to manage Visa/Mastercard certifications, connectivity testing, and PIN/cryptographic key exchanges. Participate in a 24x7 on-call support rotation for critical incident response and scheduled maintenance windows. Required Technical Skills & Experience (5+ Years) Base24 Core: 5+ years of hands-on production support experience with Base24 or Base24 Classic in high-volume environments. Platform: Strong proficiency with HP NonSt