Job Title : System Architect – TVM and AG in Transportation Domain

Experience: 10+ yrs

Location: Remote

Job type: 6 months contract + extendable

Key Responsibilities:

• Take ownership of the E-2-E application design for AG and TVM based on Preliminary Design and Pre-final Design documents.

• Expert in System Integration design patterns in the echo system of TVM and AG – Must have

• Defining the internal and external system interfaces PDUs - Must have

• Expert in embedded systems, hardware and software protocols design and development like RS485, CAN BUS, NFC etc. of TVM and AG or related areas - Must have

• Translate customer requirements into technical application architecture, incorporating passenger and maintenance functionalities.

• Ensure compliance with RAMS (Reliability, Availability, Maintainability, and Safety) requirements and other customer-defined KPIs.

• Coordinate, design and Integrate Hardware and application interfaces with:

o AFC Back-End System

o AFC Station Server

o Other Front-End Devices (excluding AG/TVM)

o EMV Payment Application for TVM

• [External Parties]

o EMV Payment Gateway (for AG validation)

o Central Clearing House

o QR Code Payment Gateway

o Fare Media Issuer System

• Design, Develop, Integrate and test AG/TVM applications with Hardware as per the finalized detailed design specifications.

• Railway-specific functional safety and reliability expectations

• Implement features for passenger interaction, maintenance staff interfaces, and diagnostic capabilities.

• Conduct units, integration, and system testing ensuring all functional and non-functional requirements are met.

Preferred Qualifications and Experience:

• Proven experience in the design and development of control systems for multi-device terminals like AG and TVM in Railway Domain.

• Comprehensive understanding of AFCS architectures, especially the operation of AG/TVM.

• In-depth knowledge of railway fare media and fare rules.

• Hands-on experience designing applications for flap-door-based AG systems.

• Familiarity with device communication protocols and peripheral hardware control (e.g., card readers, coin validators, printers, displays).

EMV & Payment System Skills

• Experience integrating EMV card acceptance in public transport systems.

• Exposure to TVM applications with both cash and EMV-based payment options.

• Understanding of QR-based payment flows is a plus.

Technical Skillset:

• Platforms: Embedded Linux/RTOS environments

• Communication: TCP/IP, Serial, and secure APIs

• Tools: UML, version control (Git), test automation frameworks

• Standards: EMVCo, ISO 14443, PCI DSS (desirable)