This Government Contract opportunity from California was posted on April 30, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Landfill Gas Collection and Control System (GCCS) Design

Closed

State & Local

Submission Closed05/22/2026, 10:30:00 PM UTC

Contract Overview

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

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NAICS: 541330

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Pure Water Southern California Direct Potable Reuse Testing Facility

Solicitation # pure-water-southern-california-direct-potable-reuse-testing-facility

Kiewit Infrastructure West Co. is seeking proposals for the Pure Water Southern California Direct Potable Reuse Testing Facility project located in California. This solicitation is specifically set aside for small businesses, including SBA certified Veteran Owned, Service-Disabled Veteran Owned, and Women-Owned Small Businesses, falling under NAICS code 541330. Interested parties must submit their responses by November 3, 2026. The primary point of contact for this opportunity is Sepideh Aria, who can be reached via email or phone for further coordination regarding the solicitation requirements.

Kiewit Infrastructure West Co.

POSTED

DEADLINE

Business Impact Analysis and Update Disaster Recovery Plan Services – Inland Empire Utilities Agency

Solicitation # business-impact-analysis-update-disaster-recovery-plan-services-inland-empire-utilities-agency

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Aanko Technologies Inc.

POSTED

DEADLINE

SAT Commissioning and Technical Start-up ServicesThe Nebraska Public Power District is seeking a subcontractor to provide SAT Commissioning and Technical Start-up Services for DVR systems at the Cooper Nuclear Station. The selected provider will be responsible for delivering technical direction and on-site support to prime contractors, focusing on the startup, tuning, and commissioning of the systems. Key technical duties include performing Site Acceptance Testing, aligning power system stabilizers, protectors, compensators, and limiters, and documenting unit response characteristics through on-line tuning. To be eligible for this engagement, the contractor must obtain CNS site access and hold Qualified Manufacturer's Representative status. This subcontract opportunity was posted on October 27, 2026, with a response deadline of January 14, 2027. The primary objective of the contract is the delivery of a fully commissioned and tuned DVR system.

Nebraska Public Power District

POSTED

DEADLINE

State Project No. 0108-0196

Solicitation # 49015

The Connecticut Department of Transportation is seeking technical proposals for State Project No. 0108-0196, which focuses on the Quinebaug River Trail located in the Town of Plainfield. This solicitation, identified by number 49015, falls under NAICS code 541330 for engineering services and is categorized as a SLED organization project to be performed within the state of Connecticut. Interested parties must submit their responses by the deadline of November 13, 2026, at 7:00 PM. The solicitation was officially posted on October 27, 2026, and further details regarding the submission process can be accessed through the Bid Express platform.

Connecticut Department of Transportation

POSTED

DEADLINE

Seismic Safety ComplianceThis subcontract opportunity with the California Department of General Services focuses on achieving seismic safety compliance for lease projects. The selected provider will perform structural evaluations and analysis to install seismic reinforcements, specifically targeting ceilings, lighting, and wall reinforcements. All work must be executed using structural steel and anchors in strict accordance with the California Building Code and State seismic safety specifications. The project falls under NAICS code 541330 and requires the delivery of certified seismic safety compliance for the involved facilities. Interested parties should note the response deadline of November 12, 2026, for this specialized structural engineering and installation effort.

California Department of General Services

POSTED

DEADLINE

Structural Design for Trail InfrastructureThis subcontract for Structural Design for Trail Infrastructure involves providing specialized structural analysis and design services for prime contractors working on Northwest Hills Council of Governments projects. The scope of work focuses on the design of bridges, boardwalks, and culverts to ensure stability and resolve structural challenges, with a requirement for the use of structural analysis software. Key deliverables include detailed structural drawings, load calculations, and material specifications. To qualify for this engagement, the provider must hold a Professional Engineering license in Structural Engineering. The opportunity is managed through DAS Procurement for the state of Connecticut under NAICS code 541330. Interested parties must submit their responses by the deadline of November 30, 2026.

POSTED

DEADLINE

Multi-Use Trail Design and EngineeringThis subcontract for Multi-Use Trail Design and Engineering involves providing primary planning and civil engineering design services for prime contractors working on Northwest Hills Council of Governments projects. The selected provider will be responsible for planning trail systems, developing technical implementation methodologies, and establishing project timelines with specific milestones. Key deliverables include final design plans, technical specifications, and comprehensive project schedules, with a requirement for the use of CAD and GIS mapping tools. To be eligible, the contractor must hold a Professional Engineer license and maintain insurance that includes a Waiver of Subrogation. This opportunity is managed through DAS Procurement for the state of Connecticut under NAICS code 541330. Interested parties must submit their responses by the deadline of November 30, 2026.

POSTED

DEADLINE

RFP/RFQ - On-Call Engineering Services for Torrington Transfer Station/NRRA

Solicitation # EDC 11- 2026 -01

The Northwest Hills Council of Governments (NHCOG) is soliciting proposals under solicitation number EDC 11- 2026 -01 for on-call engineering services to support the Torrington Transfer Station and the Northwest Resource Recovery Authority (NRRA). The agency seeks a qualified firm specializing in Municipal Solid Waste and Recycling Transfer Stations to provide technical analysis, facility and operational capacity assessments, site planning, and permitting assistance. These services are intended to support ongoing operations and inform the NRRA Strategic Plan and future capital investment decisions, ensuring compliance with CT DEEP General Permits. Interested firms must submit their proposals by November 30, 2026, at 11:00 AM. Submissions must include a project management plan, key personnel resumes limited to two pages, three relevant references, a technical approach, and a detailed project timeline. A fee proposal containing hourly rates or lump sum allocations must be submitted in a separate sealed envelope. Evaluation will be based on personnel qualifications, experience with multiuse trails and waste facility planning, the proposed project approach, and the fee schedule. Awardees must provide proof of workers compensation, liability, and vehicle insurance, including a waiver of subrogation and naming the State of Connecticut and NHCOG as additional insureds within ten days of the award. Required documentation also includes a Non-Collusion Affidavit and certifications of non-discrimination.

POSTED

DEADLINE

Acoustic Consulting & Specialized Music Room DesignThis subcontract opportunity with the Los Angeles Community College District involves providing specialized acoustic consulting and design services for music facility projects. The selected contractor will be responsible for designing acoustic treatments, sound isolation, and room geometry, while performing detailed acoustic modeling and specifying sound-absorbing materials. A primary focus of the work is ensuring proper isolation between performance spaces and practice rooms to maintain high audio standards. The project requires deep expertise in noise vibration control and music facility acoustics to deliver comprehensive design reports and technical specifications. Performance of the contract will take place in Los Angeles, California. Interested parties must submit their responses by the deadline of November 25, 2026.

Los Angeles Community College District

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DEADLINE

Professional Design Service For The Annual Pavement Rehabilitation 2027

Solicitation # 20261026023

POSTED

DEADLINE

Campus Consulting – Geotechnical Engineering Services

Solicitation # 20261026018

California State University, Chico

POSTED

DEADLINE

The New Jersey Department of Transportation Procurement is seeking proposals for solicitation TP-870, which focuses on Concept Development services. This agreement is structured as a three year term contract specifically for Design B-1 Level A and H-1 Level A requirements. The project falls under NAICS code 541330, indicating a focus on engineering services. Interested parties must submit their responses by the deadline of November 17, 2026, at 3:00 PM. The solicitation was officially posted on October 27, 2026, and is managed through the Bid Express platform.

New Jersey Department of Transportation Procurement

POSTED

about 16 hours ago

DEADLINE

in 20 days

AI Contract Overview

The contract involves the design and engineering of a landfill gas collection and control system to manage emissions from a landfill site, with responsibilities including the development of piping networks, gas extraction wells, and flare systems to safely capture and dissipate methane and other gases. This work falls under NAICS code 541330, indicating it is a professional, scientific, and technical services contract, specifically for architectural and engineering services related to environmental systems. The project is structured as a subcontract under the Public Works agency of California, with a response deadline of May 22, 2026, and was posted on April 30, 2026, suggesting it is part of a planned environmental compliance or infrastructure improvement initiative. The place of performance is in California, though specific location details are not provided, and no set-aside provisions or point of contact information are included in the metadata.