Post Title: International consultant to conduct air quality modeling and capacity buildingProject/Program Title: UNDP/ Clean Air for Blue Sky Phase II for Indonesia, Mongolia and Vietnam (ROK CABSA II)Duty Station: Home-based with no travelDuration: Up to 100 working days during June 2025 - February 2026UNDP is now implementing the Clean Air for Blue Sky Asia Phase II, as an expansion from phase I (covering Cambodia, Lao PDR and Thailand), will support Indonesia, Mongolia and Vietnam in their collaborative efforts to tackle regional air pollution challenges. Ultimately, the updated Asian Air Quality Management Program (AAQMaP) and its modeling will continue to stimulate governments decisions on policies and investments that promote a cleaner, greener environment. UNDP therefore requires the services of an individual to perform the work described in this document as International consultant to conduct air quality modeling and capacity building.Should you be interested, proposal should be submitted directly in the portal no later than indicated deadline. Any request for clarification must be sent in writing via messaging functionality in the portal or [email protected] with UNDP-BRC-00182 in subject line. UNDP will respond in writing including publish an explanation of the query to tender without identifying the source of inquiry.Please indicate whether you intend to submit a bid by creating a draft response without submitting directly in the system. This will enable the system to send notifications in case of amendments of the tender requirements. Should you require further clarifications, kindly communicate using the messaging functionality in the system. Offers must be submitted directly in the system following this link: http://supplier.quantum.partneragencies.org using the profile you may have in the portal. 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 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.If any discrepancy between the deadline in the system and in deadline indicated elsewhere, the deadline in the system prevails.We look forward to your favorable response and thank you in advance for your interest in working with UNDP.  Sincerely,Procurement Unit Bangkok Regional Hub