Transport Infrastructure Specialists

Electrificaton, Power and Signalling


MECX have considerable delivery experience in all aspects of railway electrification on both mainline and light rail infrastructure. Our detailed understanding and technical expertise enables us to maximise limited rail access while minimising disruption at all times.

  • AC/DC Isolations – full planning management service
  • OLE design, construction, renewals, enhancement
  • Condition and works surveying
  • Maintenance
  • Remote monitoring systems
  • Infrastructure monitoring
  • Vegetation/de-veg
  • Associated structural/civil works
  • Bonding works


MECX provides engineering support and technical expertise in the fields of Low Voltage (LV) and High Voltage (HV) installation, testing & commissioning and entry-into-service activities. The company undertakes works for a wide client base (mainline, metro and light rail) working mainly on AC and DC rail traction systems.

  • OHLE systems
  • HV-AC distribution systems (traction)
  • DC Distribution Systems (traction)
  • Points heating
  • CTS installation/testing and commissioning
  • Operational lighting


MECX is a niche provider of competent qualified signalling installation and maintenance teams for signalling renewals, enhancement and maintenance activities.

All our workers are qualified to requisite IRSE standards and are continually assessed to maintain technical competency and ensure best practise.


  • Train Detection Systems
  • Lineside Signals & Indicators
  • Points Machines (Electric & Hydraulic)
  • Staff Protection Systems (Permanent)
  • Electronic Interlocking Systems
  • Control Systems
  • Train Describers
  • Level Crossings
  • Power Supplies
  • Mechanical Signalling & Interlocking
  • Train Protection Systems
  • Transmission
  • Event Logging & Condition Monitoring
  • Mainline, Light Rail and Metro Signalling Systems

The MECX approach is to work honestly and openly with our clients. Where possible, we overlap and integrate our managers, engineers, technicians and planners with client delivery teams to create performance efficiencies and save time and money for all parties involved.

MECX is aware of the urgent industry need to improve capability, reverse skill shortages and increase technical supervisory capacity, particularly within the Electrification, Power and Signalling domains. As such, we invest heavily in our staff, promoting continuous professional and technical development across all levels of our workforce from apprenticeship to cross-skilling competency schemes.


If you need help with a specific project, then call MECX Technical today on 01270 448 830 or contact us via email.

Alternatively, if you’re a candidate looking for work please see our careers page for our latest job vacancies.