Lead Network TDA 6‑Month Contract | Leeds / Sheffield / Belfast | SC Clearance Required My Client, a leading global telecoms organisation is looking for an experienced Lead Network TDA to support major network transformation programmes across large public‑sector accounts. This is an excellent opportunity for a senior network specialist to influence architecture, shape customer strategy, and deliver complex solutions in a fast‑paced, high‑visibility environment. Role Responsibilities As the Lead Network TDA, you will: Drive the technical delivery of large‑scale, transformational network projects for major UK public‑sector customers. Align customer network strategies with wider business and digital objectives. Work closely with Practice Managers and Technical Leads to design and deliver seamless, end‑to‑end network solutions. Produce high‑quality standardised or bespoke designs across WAN, LAN, WLAN and broader ICT infrastructure (including security, WAN optimisation, and load balancing). Support pre‑sales, solution shaping, planning and implementation activities. Provide technical consultancy and resolve complex design or implementation issues in collaboration with engineering teams. Use recognised methodologies and tools to create innovative, scalable, and secure network solutions.Skills & Experience Required CCIE certification, or strong CCNP experience with progression toward CCIE. Proven experience delivering complex network solutions for large enterprise or public‑sector customers. In‑depth expertise across Global WAN, LAN & WLAN design. Ability to interpret customer requirements and create both standard and non‑standard technical solutions. Strong architectural knowledge and confidence presenting integrated network solutions to varied audiences. Experience producing high‑quality design documentation, proposals and cost models. Excellent communication skills, able to translate complex technical concepts clearly. Active SC Clearance is essential (or eligibility to transfer).Please apply with your updated CV if the role aligns with your interest and experience