Defence Online

Type of document: Contract Notice
Country: United Kingdom

1. Title: Project CALLISTO
2. Awarding Authority:
Ministry of Defence
MoD Abbey Wood

Bristol
England
BS34 8JH
Contact:
Email: danielle.white152@mod.gov.uk
Phone:
URL:
3. Notice Type: Contract
4. Contract Type: Services
5. Description: Project CALLISTO

Requirement:

Affordable, single use engines for current and future air systems, munitions & One Way systems, to bridge the performance gap between hobbyist, model aircraft engines and higher performance, long-life & more exquisite engines.

This phase will consist of design, development and ground testing (in appropriate engine test facilities) of Qty 4 prototype engines. The engines must be affordable and scalable. Any future scaled production requirement is not included under this competition, and if required shall be subject to a separate procurement.

LOTS:

This procurement is split into TWO Lots:

LOT 1 CALLISTO LIGHT is for a smaller, less powerful engine (750N)

LOT 2 CALLISTO HEAVY is for a more powerful engine, (1.8-2kN)

Tenderers are able to bid for one or both lots.

Full details of the requirement and anticipated dates can be found in the linked ITT.

Tenderers wishing to take part must submit an ITT on the Defence Sourcing Portal no later than the specified closing date.
6. CPV Codes:
71320000 – Engineering design services
7. NUTS Codes: UKK11
8. Main Site or Location of Works, Main Place of Delivery or Main Place of Performance: Any region
9. Reference Attributed by the Awarding Authority:
tender_532862/1586346
10. Estimated Value of Requirement: £750,000
11. Start Date: 16/10/2026
12. End Date: 31/03/2027
13. Closing Date: 27/07/2026
14. Other Information:
Additional Text

Link to eSourcing Portal

Link to ITT

For further information/documentation please visit: