Wastewater Treatment Plant Preventive Maintenance Services for U. S. Embassy in Harare, Zimbabwe

The U.S. Department of State, specifically the U.S. Embassy in Harare, is seeking a contractor to provide comprehensive preventive maintenance services for the wastewater treatment plant facility. Services include quarterly two-day site visits, monthly testing and monitoring of system parameters, chemical treatment, equipment maintenance, and technical reporting for sanitary sewer manholes, storm water drains, and the wastewater treatment plant systems. The contractor must maintain specified performance metrics including dissolved oxygen levels and chlorine contact time while adhering to industry standards and compliance requirements. Evaluation will be based on a lowest-priced, acceptable offer methodology, with emphasis on minimal customer complaints and adherence to operational parameters. Quotations must be submitted by November 10, 2025, at 1700 hours Harare Time to HarareGSOProcurement@state.gov, and all proposals must be in English using MS-Word, MS-Excel, or PDF format with a maximum file size of 30MB.

This solicitation carries no set-aside designation and will be awarded as a firm-fixed-price contract for a one-year base period with three optional one-year renewal periods, with the expected contract commencement date of March 30, 2026. No specific award value or budget range has been disclosed in the solicitation materials. Offerors must be registered in the System for Award Management (SAM) database prior to submission and must include an SF-1449 form, pricing information, representations and certifications, and proof of active SAM registration with their proposals. The maintenance work encompasses multiple blowers, pumps, motors, and aeration systems with various capacities operating at the facility. The place of performance is Harare, Zimbabwe, where the contractor will conduct all required preventive maintenance and monitoring activities.