NAICS Demand Lane

    Professional, Scientific, and Technical Services — Contract Opportunities

    79,701 total opportunities (79,701 active) tied to NAICS 541 across federal, state, local, and forecast sources.
    NAICS 541Federal + SLED79.7K total
    Total Opportunities
    79.7K
    Across all indexed sources
    Active Estimate
    79.7K
    Approximate active count
    Source Count
    3
    Federal, SLED, and forecast lanes

    Latest federal solicitations for NAICS 541.

    AI Summary

    The Department of Defense is seeking innovative commercial solutions through a Commercial Solutions Opening (CSO) for various technological areas, including expeditionary warfare and electromagnetic warfare. Proposals are due by June 1, 2026, with multiple awards anticipated. Interested parties should submit questions …

    IN

    Posted Jun 6, 2026Due Jul 3, 2028Special NoticeNAICS 54171Sol: N0016425SC001
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    AI Summary

    The Department of Defense is seeking proposals for the Hypervelocity Improved Capability Assault Rifle (HICAR) to enhance the current URG-I system. This opportunity focuses on developing a carbine capable of firing both standard and hypervelocity ammunition, ensuring reliability and interoperability with existing syste…

    IN

    Posted Jun 6, 2026Due Jun 12, 2026Special NoticeNAICS 54171Sol: N0016426SCA004
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    AI Summary

    The Department of Veterans Affairs is seeking proposals for a seismic structural survey at the VASDHS from July 1, 2026, to June 30, 2028. This opportunity is classified under NAICS code 541330, focusing on engineering services. Interested vendors should prepare to submit their proposals accordingly.

    CA

    Posted Jun 6, 2026Due Jun 19, 2026SolicitationNAICS 541330Sol: 36C26226Q0628
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    AI Summary

    The Department of Veterans Affairs is seeking proposals for medical physicist services to support its Radiation Safety Program. This opportunity is set aside for Service-Disabled Veteran Owned Small Businesses and will cover a base year with one option year. The solicitation is expected to be issued around June 16, 202…

    CA

    Posted Jun 5, 2026Due Jul 8, 2026PresolicitationNAICS 541690Service-Disabled Veteran-Owned Small Business (SDVOSB) Set-Aside (FAR 19.14)Sol: 36C26126Q0797
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    AI Summary

    The U.S. Army Engineering and Support Center is issuing a solicitation for Real Property Support Services III, a competitive 8(a) small business set-aside contract. This contract will support the Department of War in maintaining accurate data and ensuring audit readiness across various U.S. and international locations.…

    AL

    Posted Jun 5, 2026Due Jul 8, 2026Special NoticeNAICS 5419908(a) Set-Aside (FAR 19.8)Sol: W912DY26RA026
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    AI Summary

    The Bureau of Reclamation intends to procure annual calibration and maintenance services for testing machines and extensometers from Instron. This sole-source opportunity is not open for competitive quotes, but interested firms may submit a capability statement. Responses are due within 10 days of publication.

    UT

    Posted Jun 5, 2026Due Jun 15, 2026Special NoticeNAICS 541380Sol: 140R4026Q0087
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    AI Summary

    The U.S. Army is seeking proposals for the development of a Micro-Computer Aided Cost Estimating System as part of the Enterprise-SMS program. This is a total small business set-aside under an IDIQ contract, with a five-year ordering period. Interested vendors should refer to the solicitation for detailed requirements …

    IL

    Posted Jun 5, 2026Due Jun 19, 2026Combined Synopsis/SolicitationNAICS 541330Total Small Business Set-Aside (FAR 19.5)Sol: W9132T26RA003
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    AI Summary

    The U.S. Trade and Development Agency is seeking qualified U.S. citizens for a Regional Manager position in New Delhi, India. Applicants must submit a CV, proof of education, professional references, salary history, and writing samples. This opportunity is a personal services contract and requires compliance with the s…

    VA

    Posted Jun 5, 2026Due Jun 25, 2026Combined Synopsis/SolicitationNAICS 541690Sol: 1131PL26R0041
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    AI Summary

    The Department of Defense's DARPA is seeking to develop a universal codec for adaptive error correction in communication systems. This program aims to enhance efficiency and interoperability through innovative codec integration, targeting both military and commercial applications. Interested performers can select their…

    VA

    Posted Jun 5, 2026Due Jun 19, 2026Special NoticeNAICS 541715Sol: DARPA-SN-26-86
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    AI Summary

    The US Fish and Wildlife Service is soliciting proposals for a brand-specific subscription to the BioOne scientific journal. This opportunity is categorized under NAICS code 541519, focusing on subscription services for scientific literature. Interested bidders should prepare their proposals accordingly.

    VA

    Posted Jun 5, 2026Due Jun 17, 2026SolicitationNAICS 541519Sol: 140F1S26Q0054
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    Source mix

    How this NAICS code is represented across indexed contract sources.

    federal
    51,053
    sled
    24,547
    forecast
    4,101

    About NAICS 541

    This sector comprises establishments that specialize in performing professional, scientific, and technical services for others. These services require a high degree of expertise and training.

    Read the full NAICS definition →

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