Principal Security and ICT Design Engineer Location: London (Hybrid) Sector: Critical Facilities / Data Centres A growing international MandE consultancy is seeking a Principal Security and ICT Infrastructure Design Engineer to support the delivery of complex projects within the data centre and commercial building sectors. This is a key role requiring both technical design expertise and cross-discipline coordination, with a focus on delivering innovative ICT and security solutions for mission-critical environments. The ideal candidate will bring strong design leadership and deep knowledge of structured cabling systems, fibre optics, LAN, CCTV, and access control systems. Key Responsibilities: Lead the design and delivery of Security and ICT infrastructure packages (drawings, schematics, technical specs). Coordinate with electrical, mechanical, and BIM teams to ensure fully integrated designs. Conduct Threat, Vulnerability and Risk Assessments; interpret client security requirements. Design CCTV systems, access control (including biometrics), and telecoms infrastructure. Oversee design development in AutoCAD, Revit, and Navisworks (desirable). Produce and review design documentation, ensuring compliance with relevant standards. Manage client communication, project meetings, and support project delivery from concept to completion. Mentor junior engineers and contribute to design quality assurance. Experience and Skills Required: Degree or HND/HNC in Security, ICT or ..... full job details .....