Fibre Passive Designer | Smart Building Specialist | South London

Salary: £45,000 to £55,000 | Hybrid (3 days a week in the office)

Our client is a premier smart building and connectivity specialist, architecting the digital nervous systems for the most iconic 48-story commercial developments in the UK. They are looking for a detailed, hardworking Network Passive Designer to own the Layer 1 infrastructure for high-profile projects. This is a high-growth environment offering direct mentorship from a lead Network Architect and the autonomy to manage flagship builds.

Why Join?:

• Extensive Growth: Huge opportunity to design network architecture with minimal prior experience
• Mentorship: 1-on-1 network design mentorship with the lead Network Architect.
• Portfolio: Lead the passive design for huge 48-story commercial builds.
• Training: Fully paid qualifications in structured cabling and building services.
• Flexibility: Transition to a 3-day hybrid model after initial training.

Key Responsibilities:

• Create detailed blueprints for fibre and copper (Cat5, Cat6, OM4) cabling paths.
• Design unpowered cabinet layouts and optimise communication room infrastructure.
• Manage complex patch schedules and produce technical submittals and hardware data sheets.
• Calculate signal budgets and attenuation for Passive Optical Networks (PON).
• Produce meticulous as-built drawings and documentation for maintenance and future expansion.

Requirements:

• Strong understanding of cable runs and layer 1 infrastructure design (Copper, fibre OLT/OLM, patch panels)
• Proven experience in cabinet design and managing complex patching schedules.
• Basic networking knowledge to understand switch stack requirements.
• Background in network engineering or structured cabling

The Process:

• Stage 1: A meeting with the Project Manager to discuss technical baseline and business fit.
• Stage 2: A final conversation with the lead Architect and leadership team focusing on character and career goals.

If you are a detail-oriented professional ready to design the physical backbone of the London skyline, please apply today!