Radio Engineer

Overview

Radio Engineer – Coax termination. Rate £210 per day, LTD.

Location:

various LU network sites.

Hours:

11 pm - 5 am, Sunday to Thursday evening. Duration: 6 months, may extend.

• Operate night shifts from Sunday to Thursday.
• Terminate, install, and test coaxial RF cables (7/8, RF) using SCF
  12, LCF
  12, and LCF
  78 connectors.
• Design and optimise RF coverage with Distributed Antenna Systems (DAS) and leaky feeder systems.
• Conduct RF surveys, link budget calculations, and interference mitigation.
• Test and troubleshoot wireless communication systems in tunnels, stations, and trackside areas.
• Support installation, commissioning, and integration with rail telecoms technologies such as GSM-R, LTE, and 5G.
• Operate and maintain equipment including Anritsu RF test equipment.

• Rail background required.
• Proficient coax termination experience.
• Experience with distribution, design, and maintenance of rail radio communication systems.
• Strong problem‑solving skills and ability to work effectively in a team.

• RF testing using Anritsu equipment.
• Knowledge of PIM testing (advantageous).
• Experience with DAS and leaky feeder systems.
• Familiarity with GSM-R, LTE, and 5G rail telecoms.
• Use of RF planning and design tools such as iBwave or Atoll.

• DBS check within the last 6 months.
• Facefit ticket and mask.
• Asbestos awareness.
• Manual handling competency.
• Sentinel card for London Underground access.