Senior Telecommunications Engineer

Job description Senior Lead Engineering Manager Telecommunications Networks (Renewable Energy) Location : Riyadh, Saudi Arabia (Family status available) About the Role We are seeking an experienced Senior Lead Engineering Manager to provide technical leadership across telecommunications networks supporting utility-scale renewable energy and power transmission infrastructure. This is a highly specialised role focused on the design, integration, commissioning, and optimisation of telecom networks that enable secure, reliable, and low-latency control, monitoring, metering, and data exchange across: Utility-scale Solar PV plants Wind farms Battery Energy Storage Systems (BESS) Hybrid renewable energy plants Power transmission systems and substations You will play a pivotal role throughout the project lifecycle, from conceptual design and engineering through to commissioning, troubleshooting, and operational support. Key Responsibilities Telecom Engineering & Network Design Lead the engineering and design of telecommunication systems for power transmission networks, substations, and renewable generation plants Develop telecom network architectures to support plant control, SCADA, protection systems, metering, and operational communications Specify and select key telecom equipment including fibre optic systems, multiplexers, Ethernet switches, GPS/GNSS systems, and time synchronisation equipment Perform telecom budget calculations and determine equipment ratings and specifications Collaborate closely with Protection & Control teams to ensure seamless system integration Communication Protocols & Control Systems Define communication architectures supporting critical plant and grid infrastructure Work with industry-standard protocols including: IEC 61850 IEC 60870-5-101 / 104 Modbus TCP/IP GOOSE messaging Interface with systems including: SCADA RTU PPC EMS SAS Protection Relays PMU and SCMS Network Performance & Cyber Security Design low-latency and highly reliable telecom networks supporting fast control loops and operational stability Ensure compliance with cyber security standards and project-specific security requirements Implement resilient communication architectures with redundancy and failover capabilities Support time synchronisation solutions using IEEE 1588 (PTP), IEEE C37.238, IRIG-B, GPS and GNSS technologies Testing, Commissioning & Troubleshooting Lead telecom Factory Acceptance Testing (FAT) and provide technical guidance during commissioning Support cold and hot commissioning activities across utility-scale projects Conduct and oversee: Fibre link certification Network redundancy and failover testing PTP/NTP stability testing WAN connectivity verification Cyber security validation Communication protocol testing Diagnose network and system performance issues using industry-standard diagnostic and monitoring tools, including packet capture and network analysis software.