This Government Contract opportunity from California was posted on June 15, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Structural Engineering for Treatment Facilities

Closed

State & Local

Submission Closed07/08/2026, 06:00:00 PM UTC

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

Active Opportunities Like This One

NAICS: 541330

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Scattergood GS. Units 1&2 Green Hydrogen-Reaady Modernization

Solicitation # scattergood-gs-units-12-green-hydrogen-reaady-modernization

Kiewit Infrastructure West Co. is seeking sub-quotes for the Scattergood GS Units 1 and 2 Green Hydrogen-Ready Modernization project for the City of Los Angeles Department of Water and Power. The scope of work is extensive, encompassing professional and technical services such as civil, structural, mechanical, electrical, and instrumentation and controls engineering, as well as utility locating, geotechnical and geophysical investigations, BIM/3D modeling, and environmental assessments. Additional requirements include hazardous materials surveys, permitting support, and CPM scheduling. Interested firms must contact Kiewit to receive an Invitation to Bid via the Building Connected system, with a bid date of September 11, 2026, and a response deadline of September 30, 2026. Eligible bidders include Disadvantaged, Minority, Women, and Other Business Enterprises, provided they hold certifications from recognized agencies such as the SBA or MBDA. Responsive bidders must possess a valid California Contractor's license and provide acceptable insurance. Subcontractors and material contractors are required to provide bonding for 100 percent of their contract value, though Kiewit will reimburse the associated bond premiums. Furthermore, Kiewit, as a signatory to various collective bargaining agreements, requires bidders to demonstrate an ability to maintain labor harmony on the project. For further information or to review plans and specifications, interested parties should contact Lead Estimator Joe Bockelman.

Kiewit Infrastructure West Co.

POSTED

DEADLINE

Seeking Qualified Subconsultants for City of Bend’s Southwest Sewer Improvement Phase 3, Project No. 1SSW3

Solicitation # seeking-qualified-subconsultants-city-bends-southwest-sewer-improvement-phase-3-project-no-1ssw3

Water Systems Consulting, Inc. is seeking qualified subconsultants to assist with the Southwest Sewer Improvement Phase 3 project for the City of Bend, Oregon. The scope of work involves professional design services to address sewer system deficiencies, including the extension of gravity sewer mainlines, the decommissioning of existing pump stations, and the installation of service laterals for properties currently using onsite septic systems. The project may also encompass necessary transportation improvements. WSC is specifically looking for expertise in roadway and drainage engineering, surveying and mapping, right of way services, and public outreach. This project is funded by the Clean Water State Revolving Fund through the Oregon Department of Environmental Quality. The solicitation is open to various small business certifications, including DBE, WOSB, and SDVOSB, with a response deadline of September 29, 2026.

Water Systems Consulting, Inc.

POSTED

DEADLINE

SEEKING QUALIFIED SUBCONSULTANTS IN RIVERSIDE COUNTY/SOCAL TO SUPPORT WELL REPLACEMENT PROJECT WITH WATER DISTRICT

Solicitation # seeking-qualified-subconsultants-riverside-countysocal-support-well-replacement-project-water

GHD Inc. is soliciting qualified subconsultants to support the Corydon Well Replacement Design Project for the Elsinore Valley Municipal Water District in California. The project seeks expertise in engineering, environmental services, surveying, geotechnical analysis, permitting, public outreach, and utility location. This opportunity is specifically open to Disadvantaged, Small, Women-Owned, and Minority-Owned Business Enterprises, as well as other certified small business entities. Interested firms must contact Charlie Brown via email to submit a qualifications package and request solicitation documents. The deadline for initial contact is August 7, 2026, with a final deadline to receive solicitation documents by 5pm PST on Friday, August 14, 2026. Relevant NAICS codes for this engagement include 541330, 237110, and 541490, among others.

POSTED

DEADLINE

Subcontracting Opportunity: City of Bend’s Southwest Sewer Improvement Phase 3, Project No. 1SSW3

Solicitation # 27-3214

Parametrix is seeking qualified subconsultants to provide civil engineering design and right-of-way services for the City of Bend’s Southwest Sewer Improvement Phase 3, Project No. 1SSW3. The project aims to address sewer system deficiencies in southwest Bend by extending a gravity trunk sewer line to unsewered areas, decommissioning existing pump stations in the Romaine Village area, and installing service laterals to transition properties from private septic systems to public sewer. The scope may also include roadway reconstruction, ADA curb ramp and curb design, and minor transportation improvements such as turn lanes or mini roundabouts. The project is funded by the Clean Water State Revolving Fund administered through the Oregon Department of Environmental Quality, with a total design and construction budget of 3,875,000 dollars. The procurement process is managed by the City of Bend, with a proposal deadline of September 29, 2026. Selection is based on technical and administrative capabilities, with the potential for interviews to influence final scoring. Key deliverables include a preliminary engineering report, a public outreach plan, and construction contract documents at 30, 60, 90, and 100 percent completion, culminating in record drawings. The City intends to advertise for construction services in Fall or Winter 2027. Parametrix is actively soliciting firms with recognized federal, tribal, state, local, or independent DBE certifications as part of a good faith effort to include small, minority-owned, women-owned, and veteran-owned businesses.

POSTED

DEADLINE

Design / Engineering for Microgrid System and DC fast charger

Solicitation # PE-64458-NONST-2027-000000037

The City of Decatur is soliciting proposals from qualified vendors to provide turnkey services for the design, bid assistance, and construction administration of a microgrid system. This project, located at the Decatur Police Department at 420 West Trinity Place in Decatur, Georgia, involves the installation of a solar photovoltaic generation system, a battery energy storage system, and a DC fast charger. The solicitation, identified as PE-64458-NONST-2027-000000037, was posted on September 11, 2026, with a response deadline of October 13, 2026. The project start date will be established following the award and coordination with Georgia Power. Interested parties may contact David Junger for further information regarding this SLED organization opportunity.

POSTED

DEADLINE

Infrastructure - Request for Proposal - RFP FOR SITE AND GEOTECHNICAL INVESTIGATION CONSULTANT SERVICES FOR VARIOUS LOCATIONS – ELEVEN (11) SOUTH ALBERTA SCHOOL SITES

Solicitation # AB-2026-06239

The Infrastructure agency is seeking proposals from qualified consultants to provide site and geotechnical investigation services for eleven school sites located in South Alberta. This solicitation, identified as AB-2026-06239, focuses on essential land assessments and technical investigations to support the development of educational facilities in the Calgary region. Interested parties must submit their responses by the deadline of October 7, 2026, at 10:00 PM. The procurement process is being managed by Project Procurement Specialist Nkechi Nzewi, and further details regarding the submission process can be found through the official Alberta purchasing portal.

POSTED

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Civil/Roadway Engineering Design (100% Plans)

Department of Environmental Protection

POSTED

DEADLINE

Professional Services for Pensacola Bay Unpaved Roads Project

Solicitation # 2027002

The Department of Environmental Protection of Florida is seeking qualified vendors to provide professional services for the Pensacola Bay Unpaved Roads Project under solicitation number RFSOQ 2027002, which was posted on July 7, 2026, with a response deadline of August 11, 2026, at 7:00 PM Eastern Time. The work falls under NAICS code 70171503 and is classified as a state, local, or educational government procurement, with performance location specified within the state of Florida. Interested parties must submit their responses by the stated deadline, and failure to file a formal protest within the timeframe outlined in section 120.57(3) of the Florida Statutes or to post the required bond or security will result in the waiver of rights to pursue any administrative proceedings under Chapter 120. All inquiries and submissions should be directed to Sabina Flanagan at sabina.flanagan@FloridaDEP.gov or by phone at 850-245-2187. Additional details regarding technical and administrative requirements are contained within the full solicitation document accessible via the provided online portal.

Department of Environmental Protection

POSTED

DEADLINE

Geotechnical Engineering Services

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Environmental Engineering Services

POSTED

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Electrical Engineering Services

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Civil Engineering Services

OMB - PURCHASING

POSTED

about 14 hours ago

DEADLINE

in almost 5 years

AI Contract Overview

The contract involves the structural design of digesters, process buildings, and supporting infrastructure specifically engineered for harsh, corrosive, and high-operation environments typical in wastewater and treatment facilities. The work demands specialized engineering expertise to ensure durability and safety under extreme chemical exposure and continuous mechanical stress, with all components compliant with industry standards for long-term performance in demanding industrial conditions. The project scope requires detailed analysis, material selection, and design solutions that account for loadings, environmental factors, and operational requirements unique to treatment plant systems. Submitted under the NAICS code 541330 for architectural and engineering services, this is a subcontract opportunity posted by the Kern County Public Works Department in California. The solicitation was made available on June 15, 2026, with a deadline for responses set for July 8, 2026, at 6:00 PM Pacific Time. There is no set-aside designation specified, and the place of performance details are not provided, though the work is intended to support facilities under the jurisdiction of Kern County. Interested parties must submit proposals through the provided vendor portal link prior to the deadline to be considered.