This Government Contract opportunity from California was posted on July 21, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Bid Support & Construction Phase Services

Closed

State & Local

Submission Closed08/28/2026, 11:00:00 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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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 for engineering services. The solicitation was posted on October 28, 2026, with a response deadline of November 3, 2026. Interested parties should direct inquiries to the primary point of contact, Sepideh Sippy Aria, to ensure all submission requirements are met by the closing date.

Kiewit Infrastructure West Co.

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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

Aanko Technologies Inc. is soliciting certified Disadvantaged Business Enterprise and Small Business Enterprise sub-consultants and suppliers to provide professional services for the Inland Empire Utilities Agency in San Bernardino and Riverside Counties, California. The scope of work focuses on emergency management, business continuity planning, technical writing, data collection, and the updating of IT and disaster recovery plans. Relevant expertise should align with NAICS codes for administrative management, engineering services, computer systems design, and public relations. Interested parties must submit their responses by November 17, 2026. The primary point of contact for this opportunity is Liz Jordan-Wettstein. This solicitation specifically targets DBE certified firms to support the critical infrastructure and operational resilience of the utility agency within the state of California.

Aanko Technologies Inc.

POSTED

DEADLINE

Structural Engineering Services (PE Certified)This subcontract for Structural Engineering Services supports prime contractors on projects for the La Habra Heights County Water District in Whittier, California. The scope of work involves performing structural calculations and anchoring designs specifically for 12-foot diameter vessels and valve tree supports. The selected provider is responsible for creating vessel-specific anchor bolt templates based on provided geotechnical reports. A critical requirement for this contract is that all deliverables, including calculations and templates, must be certified by a Professional Engineer registered in the state of California. Interested parties must submit their responses by November 25, 2026.

La Habra Heights County Water District

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Synthetic Environment Generation for AI TrainingThis subcontract for the U.S. Air Force focuses on Synthetic Environment Generation for AI Training, specifically providing high-fidelity synthetic imagery to prime contractors. The scope of work involves creating detailed 3D models of refueling aircraft and simulating various lighting and weather conditions to generate labeled ground-truth datasets. To execute these tasks, the contractor must utilize high-end 3D rendering engines such as Unity or Unreal Engine 5 and ensure strict compliance with DFARS 252.204-7012 security standards. The opportunity is designated as a Total Small Business Set-Aside under NAICS code 541330, specifically targeting firms with fewer than 500 employees in alignment with SBIR/STTR mandates. Interested parties must submit their responses by November 25, 2026. The final deliverables for this engagement consist of comprehensive labeled synthetic image and video datasets designed to enhance AI training capabilities.

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Advanced Thermal Management DesignThe Advanced Thermal Management Design subcontract is a U.S. Air Force project focused on the development of thermal packaging for laser systems. The selected contractor will be responsible for performing thermal modeling and CFD analysis, as well as the fabrication of liquid cooling loops and cold plates utilizing high-thermal-conductivity materials. The primary deliverables include functional thermal management prototypes and validated thermal analysis reports to support prime contractors. This opportunity is designated as a Total Small Business Set-Aside under NAICS code 541330, specifically adhering to SBIR/STTR mandates for companies with fewer than 500 employees. The solicitation was posted on October 28, 2026, with a response deadline set for November 25, 2026.

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BSAC Facility Readiness ContractorThe BSAC Facility Readiness Contractor is a subcontract opportunity under the General Services Administration's PBS Office of Leasing, specifically supporting GSA warehouse lease projects in Kennebunkport, Maine. The primary objective of this contract is to perform critical technical upgrades and finalizations for prime contractors to ensure facilities achieve Beneficial Substantial Asset Completion. Key responsibilities include executing final facility tuning, installing seismic bracing, and implementing energy-efficient upgrades to align with government sustainability and seismic standards. The ultimate goal of the engagement is to secure final BSAC certification and formal government acceptance of the asset. Interested parties should note the response deadline of November 11, 2026.

Pbs Office Of Leasing

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Hypersonic Aerothermodynamics ConsultantThe Hypersonic Aerothermodynamics Consultant subcontract is a U.S. Air Force project focused on the computational modeling and simulation of non-oxygen based hypersonic ground test environments. The selected contractor will utilize CFD software such as OpenFOAM or ANSYS Fluent on HPC clusters to model gas dynamics and simulate sensor interactions with hypersonic flow fields. Key deliverables include the production of detailed simulation reports and the development of validation models for prime contractors. This opportunity is a total small business set-aside under NAICS code 541330, specifically targeting firms with fewer than 500 employees. Due to the nature of the defense work, the contractor must maintain strict ITAR and EAR compliance and adhere to NIST SP 800-171 and CMMC cybersecurity standards. Responses are due by November 25, 2026.

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DEADLINE

Cryogenic and Thermal Management EngineeringThis subcontract opportunity with the U.S. Air Force focuses on providing specialized thermal engineering analysis for high-enthalpy ground testing projects. The selected contractor will be responsible for the thermal modeling and design of vacuum jackets and cryogenic cooling interfaces intended to protect imagers from extreme heat environments. Technical execution requires proficiency in ANSYS or COMSOL to produce detailed thermal analysis reports and cooling system design specifications. The project is designated as a Total Small Business Set-Aside under NAICS code 541330, specifically targeting firms with fewer than 500 employees in accordance with SBIR/STTR mandates. Interested parties must submit their responses by November 25, 2026.

U.S. Air Force

POSTED

about 5 hours ago

DEADLINE

in 28 days

AI Contract Overview

The City of Petaluma Public Works Department in California is seeking a subcontractor for Bid Support and Construction Phase Services. The scope of work includes providing comprehensive bid document support, responding to requests for information, reviewing submittals, and offering general assistance throughout the construction phase. The project is categorized under NAICS code 541330 and will be performed in Petaluma, California. Interested parties must submit their responses by the deadline of August 28, 2026. This opportunity was officially posted on July 21, 2026, and is managed through the BidAmerica platform.