Professional, Scientific & Technical Consulting Services RFPs, RFIs, RFQs, Sources Sought and Government Contracting Opportunities

Browse open Professional, Scientific & Technical Consulting Services RFPs, RFIs, RFQs, and Sources Sought on Bidscope. We aggregate active government contracting opportunities from federal, state, and local agencies, refreshed daily so you never miss a bid. Click any opportunity below for full solicitation details, due dates, and contacts.

StatusTitleBuyerDue Date
OpenConsultant Services

Los Angeles County is requesting consultant services through a whole-item request for bid due September 11, 2026.

Los Angeles County, CA, USAInvitation for/to Bid (IFB/ITB)
Los Angeles County9/11/2026
OpenProfessional Services Roster for Public Works

The City and Borough of Sitka Public Works Department is seeking qualifications-based proposals from consultants to establish a five-year Professional Services Roster beginning January 1, 2027, with submissions by email.

Sitka City and Borough, AK, USARequest for Proposal (RFP)
City and Borough of Sitka > Public Works Department12/31/2026
OpenProfessional Consulting Services for the City of Prior Lake

The City of Prior Lake, MN is seeking statements of qualifications for professional consulting services for public works projects.

17073 Adelmann Street SE, Prior Lake, MN, USARequest for Proposal (RFP)
Prior Lake9/30/2026
OpenIT Consulting Contracts

SUNY Downstate Health Sciences University is seeking IT consulting contracts under a two-year single-source exemption involving Infinite, Mediant, and Continuum.

450 Clarkson Avenue, Brooklyn, NY, USASole Source
SUNY > Downstate Health Sciences University9/11/2026
OpenAs-Needed Engineering Services

Carroll County, Virginia is seeking to pre-qualify individuals and firms for as-needed consulting and professional engineering services for the County and participating public bodies.

Carroll County, VA, USARequest for Proposal (RFP)
Carroll County9/7/2026
OpenLeybas Consulting Sole-Source Pre-Award Notice

New Mexico State University is posting a sole-source pre-award notice for Leybas Consulting/Patsy Leyba, with challenges accepted from vendors offering equal or greater services or goods.

New Mexico State University, Las Cruces, NM, USASole Source
New Mexico State University9/9/2026
OpenProgram Management Consulting Services

Hillsborough County Sheriff's Office is seeking a vendor to provide program management consulting services under RFQ 2026-004.

United StatesRequest for Quote/Qualifications (RFQ)
Florida > Department of Management Services > Office of Supplier Development-
OpenProject Management and Monitoring Services

Quebec's Ministry of Cybersecurity and Digital Technology is seeking professional services in project management and project monitoring and control under two separate, on-demand contracts for a maximum duration of 24 months.

Quebec, CanadaRequest for Proposal (RFP)
Quebec > Ministry of Cybersecurity and Digital > Contractual Services Directorate9/17/2026
OpenConsulting Services Qualified Pool

The City of Seaside is seeking consulting firms for various categories of services to establish a Master Services Agreement (MSA) for task order driven procurement.

1387 Avenue U, Seaside, OR, USARequest for Quote/Qualifications (RFQ)
Seaside > Public Works9/10/2026
OpenEngineering Services

Carroll County, Virginia is seeking engineering services for an upcoming project.

Carroll County, VA, USARequest for Proposal (RFP)
Carroll County9/8/2026
OpenMiscellaneous Consultant Services

Mesquite Independent School District is seeking pre-approved vendors to provide miscellaneous consultant services on an ongoing basis through June 2031.

Mesquite Independent School District, Mesquite, TX, USARequest for Proposal (RFP)
Mesquite Independent School District6/24/2031
OpenOff Main Infrastructure Plan (Engineering)

The Town of East Brookfield is seeking qualified engineering consultants to develop an Off Main Infrastructure Plan, with submittals due to the Central Massachusetts Regional Planning Commission.

East Brookfield, MA, USARequest for Quote/Qualifications (RFQ)
Town of East Brookfield9/10/2026
OpenOn-Call Engineering Services

The City of Grants, New Mexico, is seeking qualified engineering firms to provide professional engineering services on an as-needed, on-call basis under RFP 2026.

Grants, NM, USARequest for Proposal (RFP)
City of Grants9/10/2026
OpenProfessional Engineering Services Support

The U.S. Navy's NAVFAC Northwest is seeking SEAPORT NXg small-business awardees for professional engineering services support under a base-plus-two-option-year contract.

Silverdale, WA, USARequest for Proposal (RFP)Small Business
United States of America > DEPT OF DEFENSE > DEPT OF THE NAVY > NAVFACSYSCOM NORTHWEST (NAVFAC NORTHWEST NW)9/8/2026
OpenProServices Method of Supply

The Government of Canada is seeking suppliers for professional services (both IT and non-IT) under the ProServices method of supply, with supply arrangements valid until July 4, 2028.

CanadaRequest for Proposal (RFP)Native-Owned Business
Government of Canada > Public Works and Government Services Canada7/4/2028
OpenArchitectural and Engineering Professional Services Pool

The Long Branch Housing Authority is seeking qualified architectural and engineering firms for a professional services pool through a qualifications-based selection process, with fees negotiated after selection.

Long Branch, NJ, USARequest for Quote/Qualifications (RFQ)
Housing Authority of the City of Long Branch9/29/2026
OpenResearch and Development Services for Community Safety

The Halifax Regional Municipality is seeking qualified suppliers for a roster framework providing consulting, training, capacity building, research, engagement, and other contracted services to its Community Safety Business Unit.

Halifax, NS, CanadaRequest for Proposal (RFP)
Halifax Regional Municipality9/8/2026
OpenArtificial Intelligence Consulting and Support Services

Universal Service Administrative Company is seeking proposals for artificial intelligence consulting and support services under solicitation IT-26-139, with responses due September 30, 2026.

Washington, DC, USARequest for Proposal (RFP)
United States of America > FEDERAL COMMUNICATIONS COMMISSION > FCC9/30/2026
OpenTask and Solutions Professional Services (TSPS) Supply Arrangement

The Government of Canada is seeking pre-qualified suppliers for non-IT task-based professional services under the Task and Solutions Professional Services (TSPS) supply arrangement, covering categories such as consulting, management, and technical services across Canada.

CanadaRequest for Proposal (RFP)Native-Owned Business
Government of Canada > Public Works and Government Services Canada7/4/2028
OpenTechnical Assistance Services Pool

The Alaska Mental Health Trust Authority is seeking a pool of contractors to provide technical assistance to Trust-sponsored initiatives and organizations across planning, evaluation, growth, financial management, technology, and facility-based project planning.

Alaska, USARequest for Proposal (RFP)
Department of Revenue9/24/2026
OpenSouth Broad Street Corridor Legal Services

Mercer County is requesting proposals from individuals or firms to provide professional legal services for the South Broad Street Corridor Projects, with one or more providers potentially selected.

Mercer County, NJ, USARequest for Proposal (RFP)
Mercer County9/9/2026
OpenUrban Fellows Qualified Consultant Registry

Atlanta BeltLine, Inc. is seeking qualifications and proposals from individuals and firms with specialized executive-level, technical, strategic, innovative, and other subject-matter expertise for an open continuous Urban Fellows Qualified Consultant Registry.

Atlanta, GA, USARequest for Quote/Qualifications (RFQ)
Atlanta BeltLine, Inc.1/1/2027
OpenArchitecture/Engineering Professional Services for Small Projects

Virginia Polytechnic Institute and State University is seeking qualification statements from architecture and engineering firms authorized to do business in Virginia for small projects in Blacksburg and other university locations.

Blacksburg, VA, USARequest for Quote/Qualifications (RFQ)
Virginia Polytechnic Institute and State University7/31/2031
OpenEnvironmental Safety Services

The University of Arkansas for Medical Sciences is requesting proposals for environmental safety services in Fayetteville, Arkansas.

UAMS Northwest, Fayetteville, AR, USARequest for Proposal (RFP)Other
University of Arkansas for Medical Sciences9/9/2026
OpenProfessional Soils Investigation Services for Jefferson Parish

Jefferson Parish Department of Public Works is seeking professional soils investigation services on an as-needed basis for a two-year period.

Jefferson Parish, LA, USARequest for Proposal (RFP)
Jefferson Parish > Ecosystems & Coastal Management Department-
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