UNDP is looking for a qualified contractor to provide Long Term Agreement for providing Maintenance service for Generators in the Green One UN House. The contract can be extended for up to 2 years depending on the work performance.Scope of work: Provide comprehensive preventive and predictive maintenance services, remedial repairs, and equipment inspections to ensure the generators, components, and systems operate as intended and comply with manufacturer recommendations and industry best practices.Work duration: August 2026 - August 2027 Interested suppliers must submit their offer directly in the system as instructed in the solicitation document, following the instructions in the available user guide. In case you have never registered before, you can register a profile using the registration link shared via the procurement notice and following the instructions in guides available in the UNDP website: https://www.undp.org/procurement/business/resources-for-bidders. Do not create a new profile if you already have one. Use the forgotten password feature in case you do not remember the password or the username from previous registration. Search for the specific tender using search filters and subscribe to the tender in order to get notifications in case of amendments of the tender document. If you need support with the online system, you can contact the contact details of this tender as indicated in the solicitation document. UNDP Viet Nam - Procureme Unit