Job Description

Job scope:

Subcontractor & Vendor Work Supervision
Act as primary technical owner overseeing the System Integrator's (SI) turnkey design, configuration, and integration workflows.
Review and approve all SI engineering deliverables, including logical/physical network architecture, capacity calculations, and CAD layouts.
Supervise physical installations to ensure wiring schematics and mounting designs match approved guidelines without encroaching on train safety clearances (physical) and EMF interferences.
Hardware & Infrastructure Compliance Assurance
Audit and enforce onboard hardware compliance with rolling stock standards (EN 50155, EN 45545-2 HL3, EN 50121-3-2) and IMDA/Telco 5G SA rules.
Oversee deployment of Edge PCs, Data Diodes, Firewalls/ VPN, Managed Switches, and 5G Industrial Routers (Dual SIM, Private APN etc).
Supervise OCC backend setup, validating the High-Availability Centralised Storage Server (CSS) and Firewall/VPN gateways.

Data Acquisition & Network Integration
Manage configuration and stability of onboard wireless links (BLE/Zigbee/LoRaWAN/Wi-Fi) governed by the SI's RF Coexistence Study.
Direct the integration of raw MVCS PLC telemetry and wired/wireless sensors.
Verify edge processing behaviors, specifically Edge FFT filtering and automated Train ID/Timestamp data directory sorting.
Cybersecurity & Network Resilience Governance
Strictly enforce the Zero-Inbound Policy by auditing the physical and logical configuration of the Unidirectional Hardware Data Diode.
Witness and drive the 4-step Threat, Vulnerability & Risk Assessment (TVRA) to guarantee compliance with IEC 62443 and LTA guidelines.
Validate store-and-forward mechanics and local buffering (min. 3-day on diode 7-day on IoT) to secure Zero Data Loss during 5G link restoration.
Testing, Commissioning, & Acceptance Validation
Lead and witness the formal Acceptance Test Procedure (ATP)
Develop and implement Test Plans and ensure vendor reports against strict KPIs
Verify manual USB data transfer capabilities, ensuring encrypted standalone logs merge cleanly into the CSS with a complete audit trail.
Communication & Stakeholder Management
Internal Coordination
Maintain proactive communication with the Design Engineers and Project Manager, and Project Team to provide real-time updates on allocated works.
External Liaison
Act as a technical point of contact for external stakeholders, including LTA (Land Transport Authority) and SBST (SBS Transit), to facilitate joint inspections and system handovers.
Ad-hoc Project Support
Provide flexible support for miscellaneous technical tasks as directed by the Project or Commissioning Manager.