Digital Infrastructure Deployment & Telecom Civil Engineering

From demand

to data

DIGITAL INFRASTRUCTURE

Building and maintaining the digital backbone for the world’s expanding AI data centres, telecoms and modern industries has never been more critical. From complex design through to civil and data engineering of ultra-fast hollow core fibre and optical interconnectors, our solutions teams offer near-unparalleled coverage and expertise.

Data is the world’s fastest-growing utility, and it demands an ultra-resilient foundation. JSM builds the hollow core fibre arteries and critical digital pathways that keep hyperscalers, telecom networks, and smart infrastructure seamlessly connected. By blending deep civil engineering heritage with cutting-edge network deployment, we construct high-capacity, low-latency backbones that power the digital economy, safely, discreetly, and at pace.

That means seamless delivery, auditable standards, and projects carefully managed to meet your timescales. Delivered by our people, to our standards, every time.

SERVICES

Hollow Core Fibre
- Hollow Core Fibre Design – metro, long-haul, and interconnect deployments.
- Network Integration Support – splicing, termination, and compatibility with existing fibre infrastructure.
- Engineering & Consulting Services – latency mapping, fibre route design, and system testing.
- JSM boasts 25+ engineers trained and certified to deliver HCF.
Civil Works
- Excavations
- HDD
- Duct Installation
- Chamber Construction
- Backfilling
- Reinstatement
Sewer Installations
- Surveys
- Civils
- Core Drilling
- Breakthrough chamber constructions
- Subduct installations and clipping
- Joint chambers
- Fibre Installation
- Video footage of duct installation
Cable Installations
- All installation methods and types, blowing and blown fibre
- Traywork, Copex & Conduit internal installations
- Subduct and multiduct solutions
- Duct proving
- Network expansion and overlays projects
- Blockage clearance
- Network Expansion
- Customer Connection
- Cat 5/Cat 6 projects
Physical Infrastructure Access
- Surveys
- Document compilation
- Route proving
- Subduct installation
- Blockage clearance
- Manhole access
- Civils build
- Cable installation
Fibre Connections
- Splicing – single and mass fusion ribbon
- Installation and termination Optical Distribution Fibre (ODF)
- Installation and termination of Multi Core Fibre (MCF)
- Full suite of optical testing capabilities including PMD/CD
- Transmission engineering
- Terminal Rack Installation works
- Installation commissioning and customer turnup activities
- Network capacity audits and upgrades
- Full As-built documentation package
Maintenance
- Preventive and reactive maintenance including: Plant enquiry service (C2), Divisionary Works Management (C3 – C9), 24/7/365 Fault call-out service
- Network infrastructure audit, decommissioning and disposal
- UK wide