Sell2Wales

Civil engineering design development

Siemens Mobility Limited

Confirmed tender
works

Key details

Contracting authority
Region
South West Wales (Carmarthenshire, Pembrokeshire, Ceredigion), Central Valleys (Merthyr Tydfil, Rhondda Cynon Taf), Gwent Valleys (Torfaen, Blaenau Gwent, Caerphilly), Monmouthshire and Newport, Cardiff and Vale of Glamorgan
Contract value
€80,000 - €320,000ex VAT
Deadline
27 October 2026(time not stated, assuming 5pm)
Published
29 September 2026

Procurement

CPV classifications
  • 43310000 Civil engineering machinery

Description

Siemens Mobility Limited are looking to award a subcontract to support us with the delivery of:-

The South Wales Metro is Wales’ answer to London’s Tube network. The aim is to produce a modern., integrated, multi-modal transport system that delivers a tangible and transformative benefit to the communities it serves.

The project extends on the work undertaken on the Core Valley Lines (CVL) programme that modernised rail from the Cardiff area through to Treherbert, Aberdare, Merthyr Tydfil and Rhymney. The Cardiff Crossrail aims to build on this project success and bring a tram network in that links Cardiff from East to West

Contractor is to undertake civil engineering design development and any required Ground Investigation and Topographical Surveys across the Crossrail project area to support the design.

The Contractor shall provide the Employer with civil engineering support, including but not limited to supplying a suitably competent Contractor’s Responsible Engineer - Civil Engineering (Design), to aid the development of the SML design works and ensuring design integration.

The Contractor shall be collaborative with the Siemens Civils CRE Construction to develop design efficiency improvements for the installation process.

In order to be considered for this opportunity the successful contractor will hold the following:

  • RISQS accreditation in line with the works being undertaken
  • have a proven track record in delivering projects of a similar nature on the UK rail infrastructure.

Should you wish to express interest please register within this notice for consideration.

NOTE: To register your interest in this notice and obtain any additional information please visit the Sell2Wales Web Site at https://www.sell2wales.gov.wales/Search/Search_Switch.aspx?ID=171120.

Additional information

This notice has been sent as a region specific notice. If you did not receive an alert about this you are not based in the specific region selected by the buying authority. Questions on why this was sent as a region specific notice should be sent to the buying authority.

(WA Ref:171120)

Contact

Address
4 Southpoint Business Park, Siemens Rail Technology Centre, Chippenham, SN15 2NU
Contact name
Deborah Sanders

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External ID: s2w-SEP662525 • Added 30 September 2026