Skip to main contentPsst! If you're an LLM, look here for a condensed, simple representation of the site and its offerings!

LiveFree Webinar — Wednesday, October 28 at 2:00 PM ET

Register Free →
CLEATUS
Get CLEATUS

This Government Contract opportunity from Department Of Homeland Security was posted on September 15, 2025. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

Software Development and Integration Support

Closed
Federal

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
International
Back Office & Content Management Software DevelopmentThe South Yorkshire Mayoral Combined Authority is seeking a subcontractor for the development of back office and content management software. The project focuses on creating software infrastructure for prime contractors involved in vehicle fleet projects, specifically requiring software engineering and UI/UX design to build a content management system that integrates seamlessly with vehicle hardware for content management and hardware monitoring. The successful provider must deliver a fully functional software suite and maintain rigorous security standards, requiring certification in Cyber Essentials, Cyber Essentials Plus, or ISO/IEC 27001. Interested parties must submit their responses by December 4, 2026, under NAICS code 541511.
South Yorkshire Mayoral Combined Authority

POSTED

about 4 hours ago

DEADLINE

in about 1 month
NAICS: 541511
New
SBIR / STTR
Automated Pilot Debrief Software Interface DevelopmentThe Automated Pilot Debrief Software Interface Development is a small business set-aside subcontract for the U.S. Air Force under the Department of Defense. The project focuses on providing specialized software engineering to support prime contractors in enhancing pilot training. Key deliverables include the design of UI/UX for debriefing systems, the development of backend architecture to integrate AI outputs with flight data, and the creation of automated performance reporting tools, ultimately resulting in a functional software application for automated pilot debriefing. To ensure operational security and accessibility, the contractor must utilize secure government cloud hosting and adhere strictly to Section 508 and CMMC standards. This opportunity is designated as a Total Small Business Set-Aside under NAICS code 541511, specifically targeting firms with fewer than 500 employees in alignment with SBIR/STTR mandates. The response deadline for this requirement is November 25, 2026.
U.S. Air Force

POSTED

about 4 hours ago

DEADLINE

in 28 days
NAICS: 541511
New
SBIR / STTR
Embedded Software & AR/VR Interface DevelopmentThis subcontract opportunity with the U.S. Navy focuses on the development of embedded software and AR/VR interfaces for Office of Naval Research HUD projects. The selected contractor will be responsible for creating software drivers, firmware, and UI prototypes, utilizing Unity, Unreal Engine, or OpenXR frameworks to enable real-time data rendering. Key deliverables include functional UI demonstrations, comprehensive software architecture documentation, and the associated prototype code. The project is designated as a total small business set-aside under NAICS code 541511, specifically targeting firms with fewer than 500 employees. Due to the nature of the defense work, strict adherence to NIST SP 800-171 and CMMC cybersecurity standards is mandatory. Interested parties must submit their responses by November 25, 2026.
U.S. Navy

POSTED

about 4 hours ago

DEADLINE

in 28 days
NAICS: 541511
New
SBIR / STTR
Secure Processing Firmware DevelopmentThe Secure Processing Firmware Development subcontract is a total small business set-aside for the U.S. Navy, specifically targeting firms with fewer than 500 employees. The project focuses on the creation of embedded software and firmware to support secure processing and routing logic for shipboard signal projects. Key technical requirements include the development of secure boot code and encrypted routing logic for Navigation and HM&E data, utilizing logic analyzers and specialized embedded development environments. To be eligible, contractors must hold CMMC certification to ensure the secure processing of Controlled Unclassified Information. The successful vendor will be responsible for delivering comprehensive firmware source code, detailed API documentation, and software verification reports. Interested parties must submit their responses by November 25, 2026.
U.S. Navy

POSTED

about 4 hours ago

DEADLINE

in 28 days
NAICS: 541511
New
SBIR / STTR
Autonomous Path Planning and Robotic Tasking Software DevelopmentThis subcontract focuses on the research and development of software algorithms for prime contractors supporting US Air Force SBIR projects. The primary technical objective is the creation of autonomous path-planning algorithms and software interfaces capable of parsing Technical Data Packages into robotic task specifications, utilizing ROS and Gazebo simulation environments. Key deliverables include functional software prototypes, API documentation, and technical feasibility reports. The opportunity is a Total Small Business Set-Aside under NAICS code 541511, specifically mandated for SBIR/STTR entities with fewer than 500 employees. Due to the nature of the work for the Department of Defense, strict adherence to NIST SP 800-171 and CMMC compliance standards is required. Interested parties must submit their responses by November 25, 2026.
U.S. Air Force

POSTED

about 4 hours ago

DEADLINE

in 28 days
NAICS: 541511
New
SBIR / STTR
C-UAS Software and AI DevelopmentThe C-UAS Software and AI Development subcontract, issued by the Office of the Secretary of Defense, focuses on the creation of detection and tracking algorithms for Counter-Unmanned Aerial Systems SBIR projects. The selected contractor will be responsible for coding, integrating software, and training machine learning models specifically on UAS signatures. Key deliverables include trained AI models, software modules, and comprehensive API documentation. This opportunity is a total small business set-aside under NAICS code 541511, specifically mandating SBIR/STTR eligibility for firms with fewer than 500 employees. To be eligible, contractors must maintain CMMC cybersecurity compliance. The response deadline for this requirement is November 25, 2026.
Office of the Secretary of Defense

POSTED

about 4 hours ago

DEADLINE

in 28 days
NAICS: 541511
New
International
Medical Kiosk Software DeveloperThis subcontract for a Medical Kiosk Software Developer involves the design, development, and installation of both UI and backend software for medical facility projects under the Oil & Gas Development Company Limited in Pakistan. The selected developer will be responsible for creating patient check-in workflows and ensuring seamless integration with existing patient databases or Electronic Health Records through API tools, all while maintaining strict adherence to medical data privacy standards. The final deliverable is a fully installed and configured software application deployed on kiosk hardware. Interested parties must respond by November 13, 2026, regarding this opportunity which falls under NAICS code 541511.
Oil & Gas Development Company Limited (OGDCL)

POSTED

about 9 hours ago

DEADLINE

in 16 days
NAICS: 541511
New
SLED
Healthcare Data IntegrationThis subcontract opportunity, titled Healthcare Data Integration, involves providing clinical data integration services for prime contractors working on projects for the Roswell Park Cancer Institute Corporation. The scope of work focuses on the implementation of oncology-specific data management and clinical data standards, specifically utilizing HL7 and FHIR to deliver integrated healthcare data streams within the Enterprise Data Ecosystem. The project is categorized under NAICS code 541511 and was posted on October 28, 2026. Interested parties must submit their responses by the deadline of November 12, 2026. Further details regarding this engagement can be accessed through the New York State Contract Reporter.
Roswell Park Cancer Institute Corporation

POSTED

about 12 hours ago

DEADLINE

in 15 days
NAICS: 541511
New
SLED
Website Development Planner & Technical ArchitectThis subcontract opportunity is for a Website Development Planner and Technical Architect to support prime contractors on event planning projects for the County of Hawaii. The selected provider will be responsible for developing comprehensive technical specifications and strategic roadmaps, specifically focusing on the creation of a Website Development Plan. Key tasks include defining technical requirements for event websites and mapping detailed user journeys tailored for both vendors and tourists. Qualified candidates must possess demonstrated experience in technical specification writing for event-based websites. The primary deliverable for this engagement is a finalized Website Development Plan inclusive of all necessary technical specifications. Interested parties should note the response deadline of November 28, 2026, for this project categorized under NAICS code 541511.
Research and Development

POSTED

about 14 hours ago

DEADLINE

in about 1 month
NAICS: 541511
New
International
Web Development & Technical ImplementationThis subcontract for Web Development and Technical Implementation involves providing specialized coding and implementation services for the College of New Caledonia. The selected provider will support prime contractors by executing front-end development using HTML, CSS, and JavaScript, while configuring the CMS architecture to align with the Future State Roadmap. Key deliverables include a fully functional, deployed website that ensures cross-browser responsiveness and adheres to WCAG accessibility standards. The opportunity is categorized under NAICS code 541511 and is associated with the Province of British Columbia in Canada. Interested parties must submit their responses by the deadline of November 25, 2026.
College of New Caledonia

POSTED

about 17 hours ago

DEADLINE

in 28 days
NAICS: 541511
New
SLED
Data Migration & Transition SpecialistThis subcontract for a Data Migration and Transition Specialist supports prime contractors on projects for the Public Employees Retirement System of Oregon. The scope of work involves performing initial data migration and configuration services, which include analyzing member and beneficiary data formats, executing data cleansing and mapping, and utilizing ETL tools to migrate records for 420,000 members and 168,000 benefit recipients. The final deliverable is a configured dataset ready for batch processing, with a strict requirement to adhere to all PII protection policies. The project is categorized under NAICS code 541511 and will be performed in Tigard, Oregon. Interested parties should note the response deadline of November 24, 2026.
Public Employees Retirement System

POSTED

about 17 hours ago

DEADLINE

in 27 days
NAICS: 541511
New
SLED
DVR Control System Software Engineering & QAThis subcontract, issued by the Nebraska Public Power District, focuses on the software engineering and quality assurance for the DVR control system at the Cooper Nuclear Station. The scope of work involves the full software development lifecycle, including requirements analysis, computing system design, coding, and testing. Key technical responsibilities include configuring software variables for specific engineering units such as Volts, Amps, and MVAR, as well as implementing a rigorous software quality assurance program and a Traceability Matrix to manage test anomalies. The selected contractor is responsible for delivering fully functional software along with comprehensive operation, maintenance, and training documentation. This project falls under NAICS code 541511 and requires the contractor to support prime contractors on critical nuclear station projects. The response deadline for this opportunity is January 14, 2027.
Nebraska Public Power District

POSTED

about 18 hours ago

DEADLINE

in 3 months

AI Contract Overview

Show more

This subcontract opportunity, issued by the Department of Homeland Security under the Information Technology Development And Sustainment agency, focuses on custom software development, integration, and support. The project specifically requires expertise in Unity and C# to build and maintain internal tools or applications. The work is designated under NAICS code 541511 and is slated for performance in Washington. Interested parties should note the project details associated with the software development and integration support requirements as outlined by the agency.

General Info

DHS subcontract for custom software development using Unity and C# in Washington.

Agency

Department Of Homeland Security → Information Technology Development And Sustainment

NAICS

541511 - Custom Computer Programming Services

Place of Performance

Washington, DC, USA

Set-Aside

NONE

Documents

This scope was carved out of 25-0156.

The full solicitation package (3 documents), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Operations and Maintenance Blanket Purchase Agreement

AI Contract Breakdown

Uniform Contract Format

No documents to break down

The breakdown needs solicitation documents. None were found from this contract's source.

Timeline

PhaseClosed
Response Deadline

Deadline has passed

Posted

subcontract

Submission Closed

Find active opportunities like this

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

Organization & Contact Information

Show more
AgencyDepartment Of Homeland Security → Information Technology Development And Sustainment
ContactsNo contacts available
OfficeN/A
Organization / AgencyDepartment Of Homeland Security → Information Technology Development And Sustainment
Office AddressN/A
ContactsNo contact information available

Full Description

Show more
Custom software development, integration, and support using Unity and C# for internal tools or applications.

More opportunities from Department Of Homeland Security → Information Technology Development And Sustainment

Same awarding agency

NAICS: 541611
Federal
Data Integrity and Validation TestingThis contract is a total small business set-aside under the SBA program for the provision of end-to-end validation testing of migrated data to ensure its completeness, accuracy, and functional usability within the MAC system. The work falls under NAICS code 541611, indicating it is classified as management, scientific, and technical consulting services, specifically focused on data validation and integrity assurance. The contract is issued as a subcontract through the Department of Homeland Security’s Information Technology Development And Sustainment office, with performance required in Washington, D.C., specifically at the 20472 zip code area. The solicitation was posted on July 6, 2026, and while no solicitation number is provided, the opportunity is accessible via the SAM.gov platform. The scope centers entirely on validating data migration outcomes, requiring rigorous testing protocols to confirm that all data elements are properly transferred, correctly formatted, and fully operational within the target environment.
Administrative Management and General Management Consulting Services

POSTED

4 months ago

DEADLINE

N/A
View Details
NAICS: 561320
Federal
IT System Decommissioning and Secure DisposalThis contract obligates the contractor to formally retire and securely dispose of the FACT system in full alignment with federal records management standards and cybersecurity protocols. The work involves the complete decommissioning of the system, including the removal of all data, sanitization of hardware and software components, and physical disposal methods that prevent unauthorized retrieval or reuse of sensitive information. All activities must comply with applicable federal regulations governing the lifecycle management of federal IT assets and the protection of classified or controlled unclassified information. The contract is structured as a subcontract under a Total Small Business Set-Aside, designated under NAICS code 561320 for office administrative services, and is managed by the Department of Homeland Security’s Information Technology Development And Sustainment office. Performance is centered in Washington, D.C., with a postal code of 20472. The solicitation was posted on July 6, 2026, and all work must be executed with strict adherence to federal compliance frameworks, ensuring both operational security and legal accountability throughout the decommissioning process.
Temporary Help Services

POSTED

4 months ago

DEADLINE

N/A
View Details
NAICS: 541370
Federal
Geospatial Data Migration and IntegrationThe contract titled Geospatial Data Migration and Integration is a small business set-aside subcontract under NAICS code 541370, awarded by the Department of Homeland Security’s Information Technology Development And Sustainment office. Its primary objective is the secure and accurate migration of critical production data from the FACT system to the Response Geospatial MAC system, with strict requirements to maintain data integrity, ensure format compatibility, and preserve all associated metadata throughout the transition. The work is to be performed at a designated location in Washington, DC, with a posting date of July 6, 2026, and is intended exclusively for small business concerns as defined by the SBA’s Total Small Business Set-Aside provisions under FAR 19.5. The contract does not specify a solicitation number or point of contact, and performance is centered on technical execution rather than logistical or administrative support.
Surveying and Mapping (except Geophysical) Services

POSTED

4 months ago

DEADLINE

N/A
View Details
NAICS: 541512
Federal
Legacy System Restoration and StabilizationThe contract titled Legacy System Restoration and Stabilization aims to restore the decommissioned FACT system to full operational functionality to facilitate the secure extraction and migration of critical data. This effort is essential for preserving historical records and ensuring continuity of operations without exposing sensitive information to unauthorized access or data loss during the transition. The work requires specialized technical expertise in legacy system architecture, data integrity protocols, and secure migration methodologies, with a focus on maintaining compliance with federal security standards throughout the restoration process. Awarded as a Total Small Business Set-Aside under the SBA program, this subcontract is designated for small businesses and falls under NAICS code 541512 for computer systems design services. The performance location is in Washington, DC, with a zip code of 20472, indicating the work is tied closely to Department of Homeland Security operations. The contract is managed under the Information Technology Development and Sustainment organization, reflecting the federal government’s commitment to modernizing legacy infrastructure while maintaining rigorous security and operational standards. The posting date of July 6, 2026, signals the project’s placement within an upcoming acquisition cycle, requiring timely and precise execution to meet mission-critical timelines.
Computer Systems Design Services

POSTED

4 months ago

DEADLINE

N/A
View Details
NAICS: 541990
Federal
Technical Documentation & Knowledge Transfer ServicesThe contract involves the development and maintenance of system documentation, runbooks, and knowledge transfer materials to reduce dependency on a sole-source vendor's expertise. This service is essential for ensuring continuity and operational efficiency by providing comprehensive technical documentation and facilitating effective knowledge sharing. Issued as a subcontract under the category of technical documentation and knowledge transfer services, the contract falls within the NAICS code 541990. It is managed by the Department of Homeland Security's Information Technology Development and Sustainment agency and is set to be performed in Atlanta, zip code 30346. The contract aims to underpin system reliability and support by creating accessible resources for technical staff and stakeholders.
All Other Professional, Scientific, and Technical Services

POSTED

5 months ago

DEADLINE

N/A
View Details
NAICS: 541611
Federal
Disaster Recovery & Business Continuity Testing SupportThis contract entails providing support for annual disaster recovery drills, failover testing, and business continuity planning to ensure the resilience of a SaaS platform critical to the mission. It is a subcontract under the Department of Homeland Security's Information Technology Development and Sustainment division, focusing on maintaining operational stability through rigorous testing and planning activities. The work will be performed in Atlanta, with the goal of verifying and improving disaster response capabilities and failover mechanisms to minimize downtime and service disruption. The contract falls under the NAICS code 541611, which pertains to administrative management and general management consulting services, indicating a focus on strategic support rather than software development. Although no specific set-aside type is identified, the contract aligns with government efforts to enhance security and preparedness for IT infrastructure. The scheduled workflows include organizing, conducting, and assessing disaster recovery exercises annually to ensure the SaaS platform remains dependable under emergency conditions, supporting ongoing mission success.
Administrative Management and General Management Consulting Services

POSTED

5 months ago

DEADLINE

N/A
View Details
NAICS: 541512
Federal
Integration Support via Open APIsThis contract involves the development and maintenance of integrations between the Unified Command Platform and various external systems, including GIS, logistics, and HR, utilizing open APIs. It is classified under NAICS code 541512, which relates to computer systems design services, and is structured as a subcontract opportunity with the Department of Homeland Security's Information Technology Development and Sustainment office as the overseeing agency. The work will be performed in Atlanta, with a focus on ensuring seamless connectivity and data exchange between critical operational platforms to enhance efficiency and coordination. The contract was posted on May 19, 2026, and although specific details on set-asides or organization types are not provided, it centers on supporting the Department of Homeland Security’s technology infrastructure. The effort aims to improve the functionality and integration capabilities of the Unified Command Platform, significantly benefiting emergency management and operational logistics through reliable and secure API-driven connections to external systems.
Computer Systems Design Services

POSTED

5 months ago

DEADLINE

N/A
View Details
NAICS: 611430
Federal
User Training & Change Management ServicesThis contract involves providing comprehensive end-user training, e-learning content, and change management support for approximately 28,000 FEMA users as they transition to the Unified Command Platform. The services are critical to ensuring a smooth adoption of the new system by equipping users with the necessary knowledge and resources. The engagement will primarily take place in Atlanta, with the Department of Homeland Security’s Information Technology Development and Sustainment office overseeing the project. The contract falls under the NAICS code 611430, which is related to professional and management development training. As a subcontract, it is focused specifically on developing training materials, delivering educational sessions, and assisting users through change management processes to promote effective use and integration of the new command platform. By addressing user readiness and adoption challenges, this initiative aims to enhance operational efficiency and support FEMA’s mission.
Professional and Management Development Training

POSTED

5 months ago

DEADLINE

N/A
View Details
NAICS: 541618
Federal
FedRAMP High IL-4 Compliance & Cybersecurity Audit SupportThis contract involves providing specialized third-party audit services, compliance validation, and continuous monitoring to support the FedRAMP High Impact Level 4 certification within a Department of Homeland Security and FEMA Authority to Operate (ATO) environment. The work is focused on ensuring that the information technology systems meet stringent security requirements necessary for this high-impact certification level, which is critical for protecting sensitive federal data. The services will support the Information Technology Development and Sustainment division of the Department of Homeland Security, specifically targeting cybersecurity audit needs and compliance processes. The subcontract, identified under NAICS code 541618, will be performed primarily in Atlanta, with a ZIP code 30346. It was posted on May 19, 2026, and aims to facilitate the Department of Homeland Security's efforts to maintain a secure and compliant IT infrastructure by validating ongoing adherence to FedRAMP High standards. This contract is essential for maintaining continuous oversight and risk management within a high-security environment, ensuring that the systems consistently meet federal security mandates.
Other Management Consulting Services

POSTED

5 months ago

DEADLINE

N/A
View Details

Earlier notices in this NAICS code

Posted before this notice, open and closed

NAICS: 541511
Awarded
Federal
ValGenesis Subscription: VLMS SaaS Renewal - 40NU 10 RA
Solicitation # RFQ-NIAID-25-2266489
National Institutes Of Health Niaid

POSTED

about 1 year ago

CLOSED

about 1 year ago
View Details
NAICS: 541511
Closed
Federal
Enterprise Logistics Information Technology (ELITE) Software Maintenance
Solicitation # 500214195
Taxpayer Focused Support

POSTED

about 1 year ago

CLOSED

about 1 year ago
View Details
NAICS: 541511
Awarded
Federal
Pin Point, Weapon Systems Impact Tool (WSIT), and Coherent View Support Services
Solicitation # SP470423F0082
Dcso Richmond Division #1

POSTED

about 1 year ago

CLOSED

about 1 year ago
View Details
NAICS: 541511
Closed
Federal
N0017325Q5325 - Altair Software Units support & maintenance
Solicitation # N0017325Q5325
Naval Research Laboratory

POSTED

about 1 year ago

CLOSED

about 1 year ago
View Details
NAICS: 541511
Federal
System Interfaced Lab Result Reporting Services
260-NETWORK Contract Office 20 (36C260)

POSTED

about 1 year ago

DEADLINE

N/A
View Details
NAICS: 541511
Closed
Federal
IT Systems Administration and 24/7 Operations Support
W6QK Inscom Belvoir

POSTED

about 1 year ago

CLOSED

about 1 year ago
View Details
NAICS: 541511
Awarded
Federal
Update and Development of Enhancements to National Navigation Operation & Management Performance Evaluation & Assessment System (NNOMPEAS)
Solicitation # W912HQ25R0022
W4LD USA Hecsa

POSTED

about 1 year ago

CLOSED

about 1 year ago
View Details
NAICS: 541511
Closed
Federal
Mescalero Service Unit Information Technology Specialist Non-Personal Services
Solicitation # 75H70725Q00122
Albuquerque Area Indian Health Svc

POSTED

about 1 year ago

CLOSED

about 1 year ago
View Details
NAICS: 541511
Closed
Federal
Call for Solutions: Holistic Health and Fitness Management System (H2FMS)
Solicitation # W91CRB-25-S-H2FMS
W6QK Acc-Apg

POSTED

about 1 year ago

CLOSED

about 1 year ago
View Details
NAICS: 541511
Federal
Vehicle Recompete: Fss GS35F0251Y
Gsa/fas Center For It Schedule Prog

POSTED

about 1 year ago

DEADLINE

N/A
View Details
NAICS: 541511
Federal
Web Development for Training Management
FA4890 Hq Acc Amic

POSTED

about 1 year ago

DEADLINE

N/A
View Details
NAICS: 541511
Federal
Notice of Intent to Sole Source - Beeks long range beacons
Solicitation # NOI-CC-25-010328
National Institutes Of Health - Cc

POSTED

about 1 year ago

DEADLINE

N/A
View Details

Find Active Opportunities Like This

Get AI-powered intelligence on the opportunities still open

Every page of the solicitation package shredded into a compliance breakdown

AI-powered matching based on your capabilities and past performance

Competitor and incumbent history on the requirement

Automated alerts on amendments, Q&A deadlines, and award

Miguel
Hillary
Keith Deutsch
Christine

Join 750+ contractors already using CLEATUS