This Government Contract opportunity from Department Of Defense was posted on August 17, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Engineering Change Proposal (ECP) Development

Closed

Federal

Submission Closed09/14/2026, 08:30:00 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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On-Call Structural and Seismic/Disaster Engineering Services

Solicitation # FAS 2026-037

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Geotechnical Analysis and Stability ModelingThis subcontract for Geotechnical Analysis and Stability Modeling involves providing professional engineering analysis for prime contractors working on Upper Thames River Conservation Authority dam projects in Canada. The scope of work focuses on reviewing structural data and seepage at armour stone retaining walls, confirming embedment depths, and updating slope stability analyses utilizing the Slope/W model. The final deliverables for this engagement include comprehensive Geotechnical Reports and updated Slope/W models. To qualify for this contract, the service provider must hold a valid P.Eng license and ensure all work complies with the Ontario Accessibility Standards and the LRIA Technical Bulletin. Interested parties must submit their responses by November 18, 2026.

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R.T. Orr Dam Geotechnical Investigations

Solicitation # 2026-05

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Upper Thames River Conservation Authority

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Traffic Signal Installation Oversight and Quality AssuranceThe Traffic Signal Installation Oversight and Quality Assurance subcontract involves providing technical supervision and oversight for prime contractors working on regional signal synchronization projects for the City of Aliso Viejo. The selected provider will be responsible for conducting on-site field supervision to ensure that installation contractors adhere to approved plans, specifications, and estimates, as well as Caltrans signal installation standards. Key deliverables include the performance of post-construction walkthroughs and the submission of detailed installation compliance reports and walkthrough documentation. This project is located in Aliso Viejo, California, with a response deadline set for December 2, 2026.

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Traffic Signal Infrastructure Design and PS&E PreparationThis subcontract opportunity involves providing professional engineering design services for regional signal synchronization projects within the City of Aliso Viejo, California. The selected contractor will support prime contractors by preparing comprehensive Plans, Specifications, and Estimates for traffic signal equipment and infrastructure improvements, while also developing technical responses and bid advertisements. A valid California Professional Engineer license is required to perform this work. The project culminates in the delivery of a complete PS&E package, with a response deadline set for December 2, 2026.

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Traffic Data Collection and Field Study ServicesThis subcontract for Traffic Data Collection and Field Study Services supports prime contractors on regional signal synchronization projects for the City of Aliso Viejo. The scope of work involves comprehensive traffic analysis, including seven-day 24-hour machine counts, intersection turning movement counts, and floating car studies utilizing GPS and synchronized video analysis. All operations must be conducted within Caltrans right-of-way in strict accordance with 2026 CTFP Guidelines, with final deliverables consisting of field review memos and summarized count data provided in Excel format. The project is located in Aliso Viejo, California, under NAICS code 541330. Interested parties should note that the solicitation was posted on October 28, 2026, with a response deadline set for December 2, 2026.

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Oso Parkway/Pacific Park Drive/Glenwood Drive Regional Traffic Signal Synchronization Project

Solicitation # 20261026016

The City of Aliso Viejo is soliciting proposals for a professional licensed consultant to provide regional traffic signal synchronization services for the Oso Parkway, Pacific Park Drive, and Glenwood Drive corridor. The project involves coordinating traffic signals across multiple jurisdictions, including the Cities of Aliso Viejo, Laguna Hills, Mission Viejo, Laguna Niguel, the County of Orange, and Caltrans, extending from Moulton Parkway to the SR-241 Northbound On-Ramp. The projected period of performance is from April 1, 2027, to September 30, 2030. The selected consultant will be responsible for providing all necessary labor, materials, and equipment to implement optimized signal timing in accordance with the Regional Traffic Signal Synchronization Master Plan and the City's Local Signal Synchronization Plan. Proposals are due by December 2, 2026, and must be submitted as one hard copy and one electronic PDF on a USB drive, with the cost proposal in a separate sealed envelope. Award decisions will be based on a weighted evaluation of the consultant's ability and skills, character and reputation, cost reasonableness, ability to meet time requirements, financial resources, and previous experience with the vendor. The contract is governed by the laws of the State of California with venue in Orange County. Key requirements include compliance with California prevailing wage laws, adherence to the City's Minority Business Enterprise program, and the submission of annual political contribution disclosures.

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Solicitation # 2026-10

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Buckhead Community Improvement District

POSTED

about 13 hours ago

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in 16 days

AI Contract Overview

This subcontract opportunity involves the development of Engineering Change Proposals (ECPs) for plunger pump systems utilized in Department of the Navy projects. The scope of work requires performing detailed engineering analysis and preparing modification proposals to enhance design or performance for prime contractors. Key responsibilities include utilizing CAD software and engineering analysis tools to develop technical documentation that adheres strictly to military standard DI-SESS-80639E. The successful contractor will be responsible for delivering formal ECP documentation required for government approval through Navsup Weapon Systems Support Mech. The solicitation is classified under NAICS code 541330 and is managed by the Department of Defense. Interested parties must submit their responses by the deadline of September 14, 2026, at 20:30:00 UTC. This contract is specifically structured as a subcontracting effort to support naval weapon systems and requires high-level technical proficiency in engineering documentation and system modification processes.

General Info

Develop engineering change proposals for Navy plunger pump systems by September 14, 2026.

Agency

Department Of Defense → Navsup Weapon Systems Support Mech

NAICS

541330 - Engineering Services

Place of Performance

Set-Aside

NONE

Documents

This scope was carved out of N0010426QYAC7.

The full solicitation package (1 document), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

43--PLUNGER PUMP, IN REPAIR/MODIFICATION OF

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Timeline

PhaseClosed

PostedAug 17

subcontract

Response DeadlineSep 14

Deadline has passed

Submission Closed

09/14/2026, 08:30:00 PM UTC

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Organization & Contact Information

AgencyDepartment Of Defense → Navsup Weapon Systems Support Mech

ContactsNo contacts available

OfficeN/A

Organization / AgencyDepartment Of Defense → Navsup Weapon Systems Support Mech

Office AddressN/A

ContactsNo contact information available

Full Description

Performs engineering analysis and prepares modification proposals for plunger pump systems for prime contractors on Department of the Navy projects. Develops Engineering Change Proposals (ECPs) to modify design or performance and drafts technical documentation per military standard DI-SESS-80639E. Uses CAD software and engineering analysis tools. Delivers formal ECP documentation for government approval.

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