Rail Telecommunication Engineer

Atkins Realis Group

Network & ICT Infrastructure

• Design mission critical networks (L2/L3, OSPF/BGP, MPLS/SD WAN, VXLAN/EVPN).
• Develop ICT infrastructure for stations, substations, depots, SER/BER rooms and industrial control rooms.
• Design fibre backbone, structured cabling, and FTTx solutions for large-scale facilities.
• Produce HLD/LLD, ICDs, IP plans, firewall policies, network security architecture.

Wi Fi & Radio Systems

• Design Wi Fi networks for stations, depots, OCC, yards, tunnels and industrial buildings.
• Engineer TETRA, DMR, LTE/5G private networks, DAS, tunnel radio systems, GSM calculations.
• Conduct RF planning, coverage analysis, and interference mitigation for mission-critical environments.
• Integrate satellite communications for remote depots and substations.

IoT Based ICT Systems

• Design IoT enabled ICT systems for rail, substation and industrial applications (condition monitoring, energy metering, asset tracking).
• Ensure secure ICT OT IoT convergence in line with IEC 62443 and ISO 27001.

BMS / SCADA Integration

• Design BMS systems using BACnet/IP, Modbus, KNX.
• Integrate with SCADA/ICS, traction power monitoring, energy management platforms.
• Support IEC 61850 GOOSE messaging for substation automation.
• Implement virtualized SCADA/ICS environments for resilience and testing.

• Design and implement railway telecoms systems including TETRA/TEDS radio, CCTV, Public Address and Passenger Information Systems (PA/PIS), Distributed Antenna Systems (DAS), fibre optic networks, and IP/MPLS backbone networks.
• Prepare technical specifications, Interface Control Documents (ICDs), and design drawings for all telecoms subsystems.
• Coordinate interface requirements between telecoms and other rail systems including signalling, control systems, rolling stock, and Operations Control Centre (OCC).
• Review and approve contractor design submittals, shop drawings, and equipment datasheets for technical compliance.
• Oversee installation, testing, and commissioning of telecoms equipment and networks across stations, depots, and wayside locations.
• Develop and execute Factory Acceptance Test (FAT) and Site Acceptance Test (SAT) procedures for all telecoms subsystems.
• Ensure all telecoms systems comply with applicable standards (TETRA, GSM-R, IEEE, ITU) and regulatory requirements.
• Monitor system performance post-commissioning; troubleshoot network faults, connectivity issues, and hardware failures.
• Coordinate with IT and cybersecurity teams to ensure network integrity and compliance with data security policies.
• Prepare operations and maintenance manuals, system architecture documentation, and as-built drawings.
• Provide technical guidance and support during operational readiness reviews and trial running phases.

Key Competencies

• Strong knowledge of TCP/IP, OSPF, BGP, fibre optic networks, and wireless communication systems.
• Experience with TETRA, GSM-R, CCTV, and PA/PIS systems in a rail environment.
• Proficiency in network management and monitoring tools.
• Understanding of cybersecurity principles in critical infrastructure.