Senior Engineer

4 weeks ago

Johannesburg, South Africa Boardroom Appointments Full time

Senior Engineer -Khenya Qualifications & Experience BSc in Computer Science / Information Technology 5-8+ years experience as a Systems Administrator SQL Certification (advantageous) Project Management Certification (recommended) Experience administering MS Windows Server environments Experience with EFT & eCommerce payment systems Proficient with ACIs Postilion EFT Transaction Switch suite: Real‑Time Framework (v4.x & 5.x) Post Office, PostCard, Portal, TermApp, Postilion Active‑Active Knowledge of payment card tech (EMV, magnetic stripe, contactless) Understanding of card types (debit, credit, pre‑paid, gift cards) Knowledge of Hardware Security Modules Experience with Postilion upgrades, migrations, monitoring, maintenance Strong understanding of ATM, POS & mobile transaction flows Familiar with PCI DSS, PA DSS & ISO8583 protocol Knowledge of 3rd party interfaces (Visa, Mastercard, UPI, Bankserv, etc.) Key Responsibilities System Configuration, Monitoring & Support Maintain and configure Postilion EFT systems Ensure SLA uptime targets are met Implement system changes under change control Monitor production systems and respond to alerts Manage EFT software installations and fault call allocations Define operational routines and service metrics Conduct routine audits and system maintenance System Release & Testing Test and validate new system releases and updates Ensure accuracy of release / upgrade testing Security Compliance Ensure full PCI and security task compliance Execute recurring security tasks (e.g. encryption key changes) Cross-Functional Support Resolve customer queries and provide technical support Assist operations with environment prep for patching Specify, test, and implement new systems or upgrades Conduct disaster recovery planning and testing Documentation & Capacity Planning Maintain up-to-date technical and DR documentation Forecast and plan system capacity accurately Quality Assurance & Supervision Align test strategies with Postilion changes Supervise and QA junior engineer work Client Communication Est technical communication with clients Provide clear and timely management / client feedback Way of Work Ensure proper formatting, spelling, and professionalism in all documents Adhere to approval processes and meet all deadlines Time‑Sheet Management Track time in Jira (Tempo), 8 hrs / day average Use accurate project codes Business Risk Management Comply with company policies and procedures Complete all mandatory training Proactively raise business risks to manager #J-18808-Ljbffr

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