This Combined Synopsis/Solicitation opportunity from Department Of Defense was posted on August 19, 2025. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

Top

HEC-EFMSim - Maintenance and Support for HEC Java Software related to Ecosystems

Awarded

W912HQ25R0018Federal

Submission Closed08/27/2025, 08:30:00 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: 541511

New

SLED

Customer-Facing Dining TechnologyThis subcontract agreement focuses on the provision and maintenance of customer-facing technology solutions for dining projects at Georgia College and State University. The scope of work includes the implementation of mobile ordering platforms, digital kiosks, and the integration of payment systems with campus-specific tools such as CatCash. Additionally, the contractor is responsible for developing systems that enable innovative pricing strategies and the tracking of customer loyalty. The project requires the delivery of fully installed and operational software and hardware systems tailored for both retail and residential dining environments. Interested parties should note that the response deadline for this opportunity is December 17, 2026, under NAICS code 541511.

Georgia College and State University

POSTED

DEADLINE

Carshare Management Software (SaaS)This subcontract for the City of Saint Paul involves the provision of Carshare Management Software as a Service to support prime contractors. The scope of work includes the delivery of a comprehensive digital ecosystem featuring a mobile application for member registration, vehicle booking, and remote unlocking, alongside an administrative backend for fleet tracking. To ensure accessibility and security, the software must include payment gateways tailored for unbanked residents and maintain strict adherence to PCI DSS and ADA compliance standards. The primary deliverables consist of a fully operational member application and a robust fleet management dashboard. Interested parties should note that the response deadline for this opportunity is November 13, 2026. The project falls under NAICS code 541511, focusing on custom computer programming services to facilitate urban mobility within Minnesota.

POSTED

DEADLINE

GIS Web Interface DevelopmentThe Nebraska Public Power District is seeking a subcontractor for the GIS Web Interface Development project to replace a legacy Microsoft Access interface with a modern web-based application. This application will serve prime contractors and must feature advanced GIS capabilities, including map-extent search, various GIS layers, measurement tools, and the integration of USGS and NAIP aerial imagery. Additionally, the developer will implement sketch and annotation tools and create a system for exporting search results into standard office software formats. Qualified candidates must possess specific experience working with government or electric utility GIS programs to ensure the delivery of a fully functional interface. Interested parties should note that the response deadline for this subcontract opportunity is November 25, 2026.

Nebraska Public Power District

POSTED

DEADLINE

AI Interactive Avatar DevelopmentThis subcontract involves the development and implementation of an AI-powered interactive avatar designed for prime contractors working on regional investment projects for the Suffolk County Council. The project focuses on creating a sophisticated conversational engine using Large Language Models and interactive UI/UX frameworks to deliver a fully functional system. Key technical requirements include the integration of approved content from partner websites via API and the inclusion of lead generation functionality to help identify and capture business opportunities. The procurement process for this initiative began on October 28, 2026, with a response deadline set for November 26, 2026. Classified under NAICS code 541511, the contract is managed by the Suffolk County Council and aims to provide a seamless, integrated AI interface to support regional investment goals.

Suffolk County Council

POSTED

DEADLINE

AI AVATAR (Suffolk Economy)

Solicitation # GHI/ED/PSR1

Suffolk County Council is seeking a provider for solicitation GHI/ED/PSR1 to develop an AI-powered interactive avatar to serve as a digital ambassador for the region. The avatar will be utilized by the Suffolk Economy team at flagship events and exhibitions to engage potential investors and stakeholders, facilitate access to key regional information, and generate leads for new business opportunities. The system is required to integrate and draw upon approved content from the Suffolk Economy and various partner websites. The contract is estimated to have a total value of 50,000 GBP including VAT, with a performance period of three years running from January 16, 2027, to January 15, 2030, based in Suffolk. Award decisions will be made using a weighted criteria of 80 percent quality and 20 percent price. Interested parties must submit their proposals via the suffolksourcing.uk portal by the deadline of November 26, 2026, at 11:00am. The primary point of contact for this procurement is Alison Huxley.

Suffolk County Council

POSTED

DEADLINE

Ticketing Systems and Box Office ServicesThis subcontract for Ticketing Systems and Box Office Services supports prime contractors on arts centre projects for the Ashford Borough Council. The selected provider will implement an e-ticketing SaaS platform, manage online sales, and supply necessary ticket printing hardware along with dedicated box office staffing. Key deliverables include a fully functional ticketing system and the regular provision of detailed sales reports. To ensure secure payment processing, the provider must maintain strict PCI DSS compliance. Interested parties should note that the response deadline for this opportunity is January 8, 2027, at 10:00 AM.

Ashford Borough Council

POSTED

DEADLINE

Software Implementation and Configuration ConsultantThe Software Implementation and Configuration Consultant subcontract involves the technical setup, configuration, and deployment of strategic planning software for prime contractors working on City of Lake Forest municipal projects. The selected consultant will be responsible for translating city requirements into functional software configurations, establishing user roles and permissions, and developing a comprehensive project management schedule to ensure a timely rollout. Managed under the City Manager in California, this engagement requires the use of project management tools to deliver a fully operational software instance. Interested parties should note the response deadline of November 19, 2026, for this opportunity categorized under NAICS code 541511.

POSTED

DEADLINE

Pavement Management Tool Enhancement and ModelingThe Pavement Management Tool Enhancement and Modeling subcontract provides specialized software engineering and data science services to prime contractors supporting the Maryland State Highway Administration. The primary objective is to improve pavement data management tools and refine optimization models used for annual roadway budget allocation plans. Utilizing SDLC methodologies, the contractor will develop and update MDOT SHA pavement models to ensure efficient infrastructure planning. Key deliverables for this engagement include updated software tools, refined optimization models, and comprehensive technical documentation. The project falls under NAICS code 541511 and is associated with the State of Maryland. Interested parties should note the response deadline of December 11, 2026.

State Highway Administration

POSTED

DEADLINE

Online Ordering and Payment System ProviderThis subcontract agreement establishes a partnership with an Online Ordering and Payment System Provider to manage digital infrastructure for Texas A&M University – Central Texas athletic facility projects. The selected provider will implement a cashless online ordering portal capable of processing major credit and debit cards as well as Apple Pay to facilitate lease and rental fee collection for prime contractors. The provider is responsible for delivering a fully functional payment portal and generating detailed game-day and year-end sales reports, along with recurring revenue documentation. To ensure the security of all financial transactions, the contractor must maintain strict PCI DSS compliance throughout the duration of the project.

Texas A&M University – Central Texas

POSTED

DEADLINE

Secure Connection Portal

Solicitation # TWC001904

The Borough of Telford & Wrekin is seeking a UK-based supplier for the provision, hosting, support, and maintenance of a secure software connection portal under solicitation TWC001904. The primary objective is to establish a centralized system where venue operators, community partners, and organizations can manage tourism, event, and community information in one location. This solution must integrate with the Council's existing systems and the Visit Telford Simpleview platform via APIs and data-sharing mechanisms to automate content distribution, reduce administrative duplication, and improve data accuracy across multiple platforms. The contract has an estimated value of 20,000 GBP excluding VAT, with an initial performance period from November 30, 2026, to November 29, 2027. There are options for three additional 12-month extensions based on funding and satisfactory performance, potentially extending the agreement to November 2030. Tenders must be submitted electronically by November 9, 2026, at 12:00 PM. Award decisions will be based on a weighted evaluation of price and quality, with different document versions citing weightings of either 25% price and 75% quality or 40% price and 60% quality.

Borough of Telford & Wrekin

POSTED

DEADLINE

TAPS Core Software PlatformThe TAPS Core Software Platform is a subcontract for the development, configuration, and licensing of an enterprise customer account platform designed for prime contractors working on City of Tucson Transportation and Mobility projects. The scope of work includes the implementation of rider registration modules, account management tools, administrative dashboards, and reporting engines. To ensure broad accessibility, the platform must utilize API frameworks to support non-smartphone users and provide multilingual capabilities. The project requires a hosted account platform accompanied by open documentation, with a strong emphasis on identity assurance and privacy risk mitigation protocols. This initiative falls under NAICS code 541511 and is managed by the Transportation and Mobility agency in Arizona. Interested parties must adhere to the response deadline of November 30, 2026.

Transportation & Mobility

POSTED

DEADLINE

SCADA Software Engineering and IntegrationThis subcontract for SCADA Software Engineering and Integration supports prime contractors on SCADA Modernization projects for the City of Willows in California. The scope of work involves the design and integration of SCADA software, specifically focusing on the development of HMI screens, configuration of alarm management, and the setup of data historians to ensure seamless integration with existing city infrastructure. Technical requirements include the use of industrial Ethernet switches and specialized SCADA platforms to deliver a fully operational system along with updated architecture documentation. The opportunity is categorized under NAICS code 541511 and is based in Willows, zip code 95988. Interested parties should note that the solicitation was posted on October 28, 2026, with a response deadline set for November 10, 2026.

City of Willows

POSTED

about 11 hours ago

DEADLINE

in 13 days

AI Contract Overview

This contract involves providing maintenance and support services for the HEC EFMSim software, a hydrologic and environmental modeling tool developed by the US Army Corps of Engineers' Institute for Water Resources. The scope includes evaluating, diagnosing, and fixing issues within the existing Java-based software, as well as implementing minor modifications and enhancements to improve functionality related to ecosystems modeling. The contractor will also support field activities, participate in meetings, and produce necessary documentation to ensure continuous software performance. The work requires a highly skilled team of engineers, mathematicians, and programmers with expertise in water resources engineering, hydrologic and hydraulic modeling, statistical analysis, and software development, aligned with the USACE mission to support water resource management and environmental analysis. The solicitation is a combined synopsis/solicitation issued under FAR 12.603, with proposals due by August 27, 2025. It is a sole-source announcement with no set-aside restrictions, posted by the Department of the Army’s W4LD USA HECSA office in Alexandria, Virginia. The contract emphasizes the need for extensive technical knowledge of the software code and relevant water resources engineering principles, ensuring the contractor can effectively support the ongoing maintenance and enhancement of the HEC-EFMSim platform. Interested parties can contact designated points of contact for further details or to submit proposals.

General Info

US Army Corps seeks firms for HEC-EFMSim maintenance, support, bug fixes, and documentation.

Agency

Department Of Defense → W4LD USA Hecsa

NAICS

541511 - Custom Computer Programming Services

Place of Performance

Set-Aside

NONE

Documents

PWS - HEC-EFMSim Maintenance and Support for HEC Java Software

18 pages · sow

High

W912HQ25R0018 - HEC-EFMSim Maintenance and Support

8 pages · rfp

High

Answers to Questions for W912HQ25R0018 (HEC-EFMSim)

1 page · q-and-a

Low

AI Contract Breakdown

Uniform Contract Format

Contract not broken down yet

CLEATUS splits the solicitation into Uniform Contract Format (UCF) sections: scope, pricing, deliverables, and evaluation criteria.

Timeline

1 update

PhaseAwarded

PostedAug 4

Combined Synopsis

Notice updatedAug 19

The notice description changed.

AwardedOct 29

Contract was awarded

Submission Closed

08/27/2025, 08:30:00 PM UTC

Find active opportunities like this

Get full access to discover similar active contracts, track opportunities, and build proposals with AI assistance.

Organization & Contact Information

AgencyDepartment Of Defense → W4LD USA Hecsa

Contacts2 people available

OfficeALEXANDRIA, VA, 22315-3860, USA

Organization / AgencyDepartment Of Defense → W4LD USA Hecsa

Office AddressALEXANDRIA, VA, 22315-3860, USA

Contacts

David A. Kaplan

Shanti Singh

Full Description

This is a combined synopsis/solicitation for commercial services prepared in accordance with the format in FAR 12.603 - Streamlined Solicitation for Commercial Products and Commercial Services, as supplemented with additional information included in this notice and FAR Part 13 procedures. This announcement constitutes the only solicitation. Proposals are being requested, and a written solicitation will not be issued. The US Army Corps of Engineers (USACE) Institute for Water Resources (IWR) Hydrologic Engineer Center (HEC) EFMSim simulates and tracks the status of natural resources under different environmental and management scenarios. This contract is for services to support HEC by assisting in activities associated with software maintenance and minor enhancements to HEC java software related to ecosystems code, with a focus on HEC-EFMSim. Services to be performed include: - Evaluating and classifying issues within the existing software code. - Performing bug fixes in code. - Providing minor modification or enhancements to the code. - Providing field support activities. - Supporting HEC by attending and actively participating in meetings. - Providing supporting documentation. Performance of the contract must be completed by a firm that has extensive software development skills with an emphasis on civil engineering, including emphasis on environmental and water resources tools and analyses. This skill set needs to include knowledge of water resources engineering in the context of the USACE mission requirements for hydrologic simulation, statistical analysis, and 1D and 2D hydraulic simulation, and a high level of knowledge and experience with the software code utilized for this work. Offeror's professional staff of engineers, mathematicians, and computer programmers need to possess the hydrologic, statistical, and hydraulic modeling and programming skill set needed to support performance of this contract. See the attached Combined Synopsis-Solicitation and Performance Work Statement for additional information. Amendment 001 is to provide answers to questions.

More opportunities from Department Of Defense → W4LD USA Hecsa

Same awarding agency

HEC-EFMSim - Maintenance and Support for HEC Java Software related to Ecosystems

Contract Overview

Active Opportunities Like This One

AI Contract Overview

General Info

Documents

AI Contract Breakdown

Contract not broken down yet

Timeline

Find active opportunities like this

Organization & Contact Information

Full Description

More opportunities from Department Of Defense → W4LD USA Hecsa

Earlier notices in this NAICS code

Get AI-powered intelligence on the opportunities still open