Senior Network Engineer (Rail)

Job DescriptionSenior Network Design Engineer (Rail Communications) York (On-Site) Inside IR35 Contract Major UK Rail Infrastructure Programmes We are seeking a Senior Network Design Engineer to support the delivery of secure telecoms, operational technology and SCADA networks across major rail projects. You will help turn concepts and high-level designs into practical, deliverable solutions. This is a hands-on technical role, not a team leadership position. Key Responsibilities Design and review network architectures, IP addressing, subnetting, and configurations Deliver solutions for CCTV, Voice, SISS, SCADA and backbone communications networks. Develop secure operational data networks and cyber security solutions. Produce technical documentation and test specifications. Support integration, testing and onsite implementation activities. Gather client requirements and contribute to technical proposals. Ensure designs meet rail industry safety, security and quality standards.Essential Experience Railway Communications network experience Degree in Engineering or a related discipline. Cisco CCNP level knowledge or equivalent experience. LAN/WAN and industrial network design. Network security, firewalls, DMZs and IPSEC. SCADA and Operational Technology (OT) environments. Juniper networking technologies. Hirschmann industrial networking products. Systems Engineering Life-cycle knowledge. Rail and signalling experience. DDaT Configuration Checker.Desirable Chartered Engineer or IRSE Licence. Software Defined Networking (SDN). Next Generation Firewalls. EAP-TLS and authentication server experience.If you have strong experience across railway telecoms networking & SCADA on critical rail infrastructure projects, please apply. We are an equal opportunity employer and value diversity in our company. We do not discriminate on the basis of race, religion, colour, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status