[LTA-DPO] PRP / SENIOR / EXEC ENGINEER, SYSTEM ASSURANCE AND ARCHITECTURE
Core
Lead end-to-end solution design, architecture governance, and technical assessments for Singapore's Automatic Fare Collection (AFC) and payment systems in a cloud/hybrid environment.
Role type
Principal/Executive Solution Architect (Infrastructure & Security)
Builds
Secure, scalable, high-availability payment and transport infrastructure solutions
Domain
Public transport infrastructure, payment systems, cloud services
Required skills
Solution architecture, systems analysis/design, network protocols (TCP/IP, HTTP/S, MQTT), enterprise integration patterns (APIs, webhooks, pub/sub), network infrastructure design, security architecture, compliance standards (IM8, PCI DSS)
Preferred skills
AWS certifications, Automatic Fare Collection (AFC) experience, financial-grade transaction systems, DevSecOps, containerisation, GCC AWS familiarity
Technologies
AWS, GCC2.0, MQ, MQTT, REST APIs, WebSockets, ECS, EKS
Responsibilities
Architect secure solutions for AFC and payment systems; Design and govern end-to-end system integration architectures; Lead security architecture design for compliance; Lead network infrastructure design; Produce system architecture diagrams and specifications; Translate business requirements into technical specifications; Conduct solution walkthroughs and architecture reviews
Seniority
Principal/Executive, hands-on IC with strategic oversight
