Transmission Design Engineer

• Contract
• £300 - 350 per day

Job Title: Transmission Design Engineer

Day Rate: £300-350/day (OUTSIDE IR35)

Location: Hybrid in Glasgow

Contract Length: 3 years

Transmission Design Engineer – Role & Responsibilities

• Design BT/Openreach EAD / Ethernet Access Direct and carrier Ethernet circuits for utility substation environments.
• Assess site feasibility using Openreach survey outputs, identifying access constraints, routing limitations, and delivery risks.
• Produce implementation-ready HLD/LLD design packs, including circuit diagrams, BoM, and as-built documentation.
• Evaluate EMI/EMC, Earth Potential Rise (EPR), and fibre vs copper suitability for high-voltage or sensitive sites.
• Coordinate with Vodafone, SPEN, BT/Openreach, field engineers, and suppliers to ensure end-to-end design viability and delivery readiness.

Transmission Design Engineer – Required Experience

• Proven experience designing BT/Openreach EAD, leased line, or carrier Ethernet access circuits.
• Strong understanding of Openreach delivery lifecycle (survey, order validation, civils, provisioning, and site readiness).
• Experience producing telecoms access designs (HLD/LLD, implementation packs, as-built documentation).
• Knowledge of fibre access design and limitations of copper in electrically sensitive or substation environments.
• Familiarity with EMI/EMC considerations, EPR risks, and telecoms cabinet/rack requirements (e.g., EMC cabinets, ventilation, cable entry).

Interviews: July 2026

Start Date: July 2026

How to Apply:

Apply to Gary Hargreaves at X4 Technology to learn more about the role or connect with me on LinkedIn to hear about regular job updates available with X4 Technology