Tenders/Establishing a Three (03) Year Contract for the Provision of Operation and Maintenance Services for Water and Wastewater Infrastructure at Various UNMISS Locations in the Republic of South Sudan

Open🇸🇸South SudanServices

Establishing a Three (03) Year Contract for the Provision of Operation and Maintenance Services for Water and Wastewater Infrastructure at Various UNMISS Locations in the Republic of South Sudan

UN Secretariat

Published: Sep 10, 2026

Updated: Sep 20, 2026

Source: UNGM - United Nations Global Marketplace

About This Opportunity

UN Secretariat - Request for EOI

This is a services contract in the infrastructure, water and sanitation and governance and public administration sectors, with a focus on Wastewater. Located in South Sudan, Africa, this opportunity is open to firms and consortiums.

Published through UNGM - United Nations Global Marketplace, part of the United Nations system, which follows UN procurement standards. UN-funded opportunities are typically open to vendors registered in the UN Global Marketplace for services in the infrastructure sector. Service contracts are typically evaluated on both technical quality and price, and may require bidders to demonstrate relevant experience and qualified personnel. Interested parties should review the full documentation on the original source before submitting their proposal.

Description

Agency: UN Secretariat | Reference: EOIUNMISS24694 | Type: Request for EOI The United Nations Mission in South Sudan (UNMISS) hereby solicits Expressions of Interest (EOI) from competent companies for the provision of operation and maintenance services for water and wastewater infrastructure at various UNMISS locations in the Republic of South Sudan. Specific Requirements/Information 1. Interested companies are invited to submit their Expression of Interest (EOI) online or via e-mail (preferred) or hand delivered to UNMISS. The EOI must include, at a minimum, the following information: > United Nations Global Market (UNGM) and registration number for operation and maintenance services for water and wastewater infrastructure, UNSPSC Code no 83101500. > Company’s contact details (address, telephone and fax numbers, e-mail, etc.). Important Notice: 2. This REOI does not constitute a solicitation. UNMISS reserves the right to change or cancel the requirement at any time during the REOI and/or solicitation process. Thus, submitting a response to this REOI does not automatically guarantee that your company will be considered for receipt of the solicitation when issued. 3. UNMISS also reserves the right to send the Solicitation Documents to companies who were identified through additional market research or other means to source the UN requirements. 4. Vendors interested in fulfilling the requirement described above must be registered with UNGM and those not registered may wish to visit www.ungm.org for full registration information in order to be eligible to participate in any solicitation. 5. Vendors already registered at the UNGM basic level and level 1 are strongly advised to upgrade to Level 2. 6. Local and Regional companies, women owned business, and businesses by people living with disabilities are encouraged to participate. 7. The EOI, clearly marked “Expression of Interest – Provision of Operation and Maintenance Services for Water and Wastewater Infrastructure at Various UNMISS Locations in the Republic of South Sudan” must be received by UNMISS no later than 16:00 Hours (GMT+2) on Thursday 01 October 2026 via the link https://www.ungm.org/Public/Notice. CONTACT: • Email: vanessa.burutswa@un.org

Data provenance

This notice is sourced from UNGM - United Nations Global Marketplace and was originally published on September 10, 2026. Last refreshed today. BidsFactory mirrors official procurement notices and links back to the source for full legal text.

About UN Secretariat

UN Secretariat has issued 590 procurement notices on BidsFactory, including 42 currently open and 0 awarded contracts. Activity concentrates in General Supplies & Services, Construction & Civil Works, and Architecture & Engineering Services. Tenders span 10 countries including El Salvador, Senegal, and Chile. Notices are distributed via UNGM - United Nations Global Marketplace. Most recent publication: September 18, 2026.

Frequently asked questions about this tender

How can I submit a bid?

Visit UNGM - United Nations Global Marketplace to access the full notice, required documents, and submission instructions provided by the contracting authority.

Who is the contracting authority?

This notice was issued by UN Secretariat in South Sudan. The authority is responsible for evaluating bids, awarding the contract, and managing performance.

What type of contract is this?

This is a Services contract in the Infrastructure sector. The classification helps bidders match the opportunity to their qualifications and registered scope of supply.

Where will the contract be performed?

The contract is for delivery in South Sudan. Foreign bidders should review local registration, taxation, and any in-country presence requirements before submitting.