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Open Federal Contracts for NAICS 541990: All Other Professional, Scientific, and Technical Services

There are 27 open notices on SAM.gov under NAICS 541990, All Other Professional, Scientific, and Technical Services: 12 solicitations, 6 sources sought notices, 3 special notices, 3 presolicitation notices and 3 other notices. 14 of them close within the next 14 days. The busiest buyers are Federal Acquisition Service (9), Department of the Army (5) and Department of the Air Force (3). 9 of the 27 are set aside for a small-business program.

A NAICS code is the industry code the buyer attaches to a notice. It also sets the size standard that decides whether your company counts as small for a set-aside.

Open notices under NAICS 541990, soonest deadline first
OpportunityAgencyTypeSet-asideDue
Organization and Personnel Force Development Directorate (OPFD) Technical AnalystsW9124G-26-R-OPFDDepartment of Defense · Department of the ArmySources SoughtNone statedtoday
Cultural Relations Specialist (CRS) - CJTF HOAN68171-27-Q-J001Department of Defense · Department of the NavySolicitationNone statedtomorrow
FY2026 USPS OIG Broad Agency Announcement6HQOIG-26-A-0002Postal ServiceSources SoughtNone statedin 2 days
SAF/CDM Commercial Solutions OpeningFA7146-21-S-C-0001Department of Defense · Department of the Air ForceSolicitationNone statedin 2 days
SAF/CDM Commercial Solutions Opening and Specific CallsFA7146-21-S-C-0001Department of Defense · Department of the Air ForceSolicitationNone statedin 2 days
MTCCS II Ceiling IncreaseW900KK26MTCCSIIDepartment of Defense · Department of the ArmySpecial NoticeNone statedin 3 days
Naval Center for Combat and Operational Stress ControlN0018927QB001Department of Defense · Department of the NavyPresolicitationNone statedin 3 days
SIGMA EX RFI230-0002-27-ZDepartment of Defense · Defense Intelligence Agency (DIA)Sources SoughtNone statedin 3 days
Surface Transportation Systems Engineering for Enabling Technologies Research and Development693JJ326R000019Department of Transportation · Federal Highway AdministrationSpecial NoticeNone statedin 3 days
711th HPW Mission Support Services MAC IDIQFA239626RB008Department of Defense · Department of the Air ForceCombined Synopsis/Solicitation8(a)in 4 days
Contractor Owned Contractor Operated Aviation Support Services - US ACIC ISRUSACICSSDepartment of Defense · Department of the ArmySources SoughtNone statedin 9 days
Multiple Award Schedule47QSMD20R0001General Services Administration · Federal Acquisition ServiceCombined Synopsis/SolicitationNone statedin 9 days
Oak Ridge Institute for Science and Education (ORISE) (Expressions of Interest and Request for Information)89243126RSC000179Department of EnergyPresolicitationNone statedin 9 days
Romania Follow on (FY27)RomaniaFY27Department of Defense · Defense Logistics AgencySources SoughtNone statedin 10 days
Combined Synopsis/Solicitation for Commercial Items Agile Professional Services ("APS”) Department of the ArmyW900KK-26-R-A023Department of Defense · Department of the ArmyCombined Synopsis/SolicitationSmall businessin 15 days
USACE Enterprise-Wide Trident ServicesW912PM26RA029Department of Defense · Department of the ArmySources SoughtNone statedin 15 days
U.S. Embassy Mexico—International Narcotics & Law Enforcement Affairs (INL Mexico) CONOCER Criminal Analyst Certification Services19AQMM26Q0469Department of StatePresolicitationNone statedin 17 days
CEQ Solutions Marketplace and Public-Private Partnership Engagement Support Task Order 094-80JSC026F011080JSC026F0110National Aeronautics and Space AdministrationSpecial NoticeSmall businessin 25 days
One Acquisition Solution for Integrated Services Plus (OASIS+) 8(a) Small Business Set-Aside Continuously Open Solicitation47QRCA23R0002-P2General Services Administration · Federal Acquisition ServiceSolicitation8(a)in 105 days
One Acquisition Solution for Integrated Services Plus (OASIS+) Continuously Open Solicitation47QRCA23R0006-P2General Services Administration · Federal Acquisition ServiceSolicitationNone statedin 105 days
One Acquisition Solution for Integrated Services Plus (OASIS+) Historically Underutilized Business Zone (HUBZone) Small Business Set-Aside Continuously Open…47QRCA23R0003-P2General Services Administration · Federal Acquisition ServiceSolicitationHUBZonein 105 days
One Acquisition Solution for Integrated Services Plus (OASIS+) Service-Disabled Veteran-Owned Small Business (SDVOSB) Set-Aside Continuously Open Solicitation47QRCA23R0004-P2General Services Administration · Federal Acquisition ServiceSolicitationSDVOSBin 105 days
One Acquisition Solution for Integrated Services Plus (OASIS+) Total Small Business Set-Aside Continuously Open47QRCA23R0001-P2General Services Administration · Federal Acquisition ServiceSolicitationSmall businessin 105 days
One Acquisition Solution for Integrated Services Plus (OASIS+) Unrestricted Continuously Open Solicitation47QRCA23R0006-P2General Services Administration · Federal Acquisition ServiceSolicitationNone statedin 105 days
One Acquisition Solution for Integrated Services Plus (OASIS+) Women-Owned Small Business (WOSB) Set-Aside47QRCA23R0005-P2General Services Administration · Federal Acquisition ServiceSolicitationWOSB / EDWOSBin 105 days
One Acquisition Solution for Integrated Services Plus (OASIS+) Women-Owned Small Business (WOSB) Set-Aside Continuously Open Solicitation47QRCA23R0005-P2General Services Administration · Federal Acquisition ServiceSolicitationWOSB / EDWOSBin 105 days
Golden Dome for America Commercial Solutions OpeningHQ0202-26-S-0001Department of Defense · Immediate Office of the Secretary of DefenseSolicitationNone statedin 1646 days

All 27 open notices, soonest deadline first. Each title opens the official notice on SAM.gov.

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Data refreshed nightly from SAM.gov. Last refreshed September 28, 2026. Public notices only. Always confirm dates and requirements on the official notice before you act.