NAICS codes / 541330

NAICS 541330: Engineering Services — open federal opportunities

100+ open notices on SAM.gov. Top buyers: DEPT OF DEFENSE (180), VETERANS AFFAIRS, DEPARTMENT OF (18), TRANSPORTATION, DEPARTMENT OF (11), ENERGY, DEPARTMENT OF (9).

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Request for White Paper - ICD 705 Compliant Trailers

DEPT OF DEFENSE · DEPT OF THE AIR FORCE · Special Notice · posted Nov 1, 2026

NAICS 541330Due Nov 20, 2026Arnold AFB, TN

A-E Cost Estimation Services

ENERGY, DEPARTMENT OF · ENERGY, DEPARTMENT OF · Solicitation · posted Nov 1, 2026

NAICS 541330Due Dec 4, 2026Upton, NY

SSN(X) Concept Design Expression of Interest

DEPT OF DEFENSE · DEPT OF THE NAVY · Presolicitation · posted Oct 30, 2026

NAICS 541330Due Nov 6, 2026Washington Navy Yard, DC

SSN(X) Concept Design Expression of Interest

DEPT OF DEFENSE · DEPT OF THE NAVY · Presolicitation · posted Oct 30, 2026

NAICS 541330Due Nov 6, 2026Washington Navy Yard, DC

A DEPT INFRASTRUCTURE, LIBRARY AND SYSTEMS ADMINISTRATION SUPPORT

DEPT OF DEFENSE · DEPT OF THE NAVY · Sources Sought · posted Oct 30, 2026

NAICS 541330Due Nov 17, 2026Dahlgren, VA

REMUS 300 Training

DEPT OF DEFENSE · DEPT OF THE NAVY · Combined Synopsis/Solicitation · posted Oct 30, 2026

NAICS 541330Due Nov 3, 2026MS

SeaPort: CNSP PA/VI Support Services

DEPT OF DEFENSE · DEPT OF THE NAVY · Solicitation · posted Oct 30, 2026

NAICS 541330Women-Owned Small Business (WOSB)Due Nov 5, 2026San Diego, CA

Energy Automation Operational Technology Systems (EAOTS) Automated Fuel Handling Equipment Maintenance

DEPT OF DEFENSE · DEFENSE LOGISTICS AGENCY · Presolicitation · posted Oct 30, 2026

NAICS 541330Due Nov 16, 2026

Type C A/E Service Sole Source Notification

DEPT OF DEFENSE · DEPT OF THE ARMY · Special Notice · posted Oct 30, 2026

NAICS 541330Due Nov 15, 2026Camp Murray, WA

Governor Control Programming

DEPT OF DEFENSE · DEPT OF THE ARMY · Solicitation · posted Oct 30, 2026

NAICS 541330Small Business (total)Due Nov 6, 2026Libby, MT

Programmable Logic Controller (PLC) Parts

DEPT OF DEFENSE · DEPT OF THE NAVY · Special Notice · posted Oct 29, 2026

NAICS 541330Due Nov 13, 2026Philadelphia, PA

C1DA--VISN 1 - INDEFINITE DELIVERY INDEFINITE QUANTITY ARCHITECT CONTRACT (Legacy VISN 5)

VETERANS AFFAIRS, DEPARTMENT OF · VETERANS AFFAIRS, DEPARTMENT OF · Presolicitation · posted Oct 29, 2026

NAICS 541330Service-Disabled Veteran-Owned (SDVOSB)Due Jan 8, 2027

657-27-207JC Prepare Site for Interventional Radiology Equipment Room A261

VETERANS AFFAIRS, DEPARTMENT OF · VETERANS AFFAIRS, DEPARTMENT OF · Sources Sought · posted Oct 29, 2026

NAICS 541330Service-Disabled Veteran-Owned (SDVOSB)Due Nov 6, 2026Saint Louis, MO

657-27-207JC Prepare Site for Interventional Radiology Equipment Room A261

VETERANS AFFAIRS, DEPARTMENT OF · VETERANS AFFAIRS, DEPARTMENT OF · Sources Sought · posted Oct 29, 2026

NAICS 541330Service-Disabled Veteran-Owned (SDVOSB)Due Nov 6, 2026Saint Louis, MO

CFLHD Indefinite Delivery, Indefinite Quantity (IDIQ) for Architect-Engineer Design Services

TRANSPORTATION, DEPARTMENT OF · FEDERAL HIGHWAY ADMINISTRATION · Solicitation · posted Oct 29, 2026

NAICS 541330Due Nov 20, 2026Lakewood, CO

VASI TECHNICAL SUPPORT

NATIONAL AERONAUTICS AND SPACE ADMINISTRATION · NATIONAL AERONAUTICS AND SPACE ADMINISTRATION · Special Notice · posted Oct 29, 2026

NAICS 541330Due Nov 2, 2026

NETSAFA International Training Center Support

DEPT OF DEFENSE · DEPT OF THE NAVY · Solicitation · posted Oct 29, 2026

NAICS 541330Small Business (total)Due Nov 30, 2026Pensacola, FL

Overseas Professional Support Services

DEPT OF DEFENSE · DEPT OF THE NAVY · Combined Synopsis/Solicitation · posted Oct 29, 2026

NAICS 541330Small Business (total)Due Nov 4, 2026

C5ISRT NEXT GENERATION CYBERSECURITY AND INFORMATION ASSURANCE Presolicitation Conference

DEPT OF DEFENSE · DEPT OF THE NAVY · Presolicitation · posted Oct 29, 2026

NAICS 541330Small Business (total)Due Nov 13, 2026

C5ISRT NEXT GENERATION CYBERSECURITY AND INFORMATION ASSURANCE Presolicitation Conference

DEPT OF DEFENSE · DEPT OF THE NAVY · Presolicitation · posted Oct 29, 2026

NAICS 541330Small Business (total)Due Nov 13, 2026

Financial and Program Management Support (FPMS)

DEPT OF DEFENSE · DEPT OF THE NAVY · Solicitation · posted Oct 29, 2026

NAICS 541330Women-Owned Small Business (WOSB)Due Dec 8, 2026

Amphibious/CVN Engineering and Ship Control Systems

DEPT OF DEFENSE · DEPT OF THE NAVY · Presolicitation · posted Oct 29, 2026

NAICS 541330Due Nov 12, 2026Philadelphia, PA

A-E Services for Electron Injector Complex

ENERGY, DEPARTMENT OF · ENERGY, DEPARTMENT OF · Solicitation · posted Oct 29, 2026

NAICS 541330Due Nov 30, 2026Upton, NY

SOLICITATION NUMBER 391454 “HAZARDOUS AREA CLASSIFICATION REVIEW AND TRAINING SUPPORT”

ENERGY, DEPARTMENT OF · ENERGY, DEPARTMENT OF · Sources Sought · posted Oct 29, 2026

NAICS 541330Small Business (total)Due Nov 20, 2026Richland, WA

Notice of Opportunity (NOO) U.S. Army Reserve, 88th Readiness Division Energy Savings Performance Contract (ESPC)

DEPT OF DEFENSE · DEFENSE LOGISTICS AGENCY · Solicitation · posted Oct 29, 2026

NAICS 541330Due Nov 9, 2026Minneapolis, MN

INDUSTRY DAY ANNOUNCEMENT: DAY 1 — ARCHITECTURE & ENGINEERING (A/E) SERVICES

DEPT OF DEFENSE · DEPT OF THE ARMY · Special Notice · posted Oct 29, 2026

NAICS 541330Due Nov 18, 2026

Architectural-Engineering Services for Hazardous, Toxic, and Radioactive Waste Services for Various Locations within the U.S. Army Corps of Engineers New England District Mission Boundaries and Other North Atlantic Division Mission Boundaries

DEPT OF DEFENSE · DEPT OF THE ARMY · Solicitation · posted Oct 29, 2026

NAICS 541330Due Jan 29, 2027

Architectural-Engineering Services for Hazardous, Toxic, and Radioactive Waste Services for Various Locations within the U.S. Army Corps of Engineers New England District Mission Boundaries and Other North Atlantic Division Mission Boundaries

DEPT OF DEFENSE · DEPT OF THE ARMY · Solicitation · posted Oct 29, 2026

NAICS 541330Due Jan 29, 2027

MN FERGUS FALLS WMD PRKING REHAB

INTERIOR, DEPARTMENT OF THE · DEPARTMENTAL OFFICES · Combined Synopsis/Solicitation · posted Oct 28, 2026

NAICS 541330Small Business (total)Due Nov 10, 2026

C222--657A5-24-108, FCA Replace Medium Voltage Feeder 3 and Transformers l MC FY27 NRM VISN Base DE

VETERANS AFFAIRS, DEPARTMENT OF · VETERANS AFFAIRS, DEPARTMENT OF · Presolicitation · posted Oct 28, 2026

NAICS 541330Service-Disabled Veteran-Owned (SDVOSB)Due Nov 10, 2026Marion, IL

Design Renovation, System Support Center (SSC), 3551 Combine St., Paso Robles, CA

TRANSPORTATION, DEPARTMENT OF · FEDERAL AVIATION ADMINISTRATION · Solicitation · posted Oct 28, 2026

NAICS 541330Small Business (total)Due Nov 12, 2026Paso Robles, CA

IE4 Power RFI

DEPT OF DEFENSE · DEFENSE INFORMATION SYSTEMS AGENCY (DISA) · Presolicitation · posted Oct 28, 2026

NAICS 541330Due Nov 5, 2026Fort George G Meade, MD

AIR FORCE CRYPTOLOGIC OFFICE COMMERCIAL SOLUTIONS OPENING

DEPT OF DEFENSE · Special Notice · posted Oct 28, 2026

NAICS 541330Due Sep 30, 2027San Antonio, TX

Request for Information for U-2 Advanced Synthetic Aperture Radar System -2

DEPT OF DEFENSE · DEPT OF THE AIR FORCE · Sources Sought · posted Oct 28, 2026

NAICS 541330Due Nov 18, 2026Warner Robins, GA

Synthetic Signature Generation (SSG) Support Services

DEPT OF DEFENSE · DEPT OF THE NAVY · Solicitation · posted Oct 28, 2026

NAICS 541330Due Nov 9, 2026West Bethesda, MD

N0017827R3105 AI_INTELLIGENT AUTOMATION SUPPORT SERVICES

DEPT OF DEFENSE · DEPT OF THE NAVY · Special Notice · posted Oct 28, 2026

NAICS 541330Due Mar 11, 2027

SeaPort: CNSP PA/VI Support Services

DEPT OF DEFENSE · DEPT OF THE NAVY · Solicitation · posted Oct 28, 2026

NAICS 541330Women-Owned Small Business (WOSB)Due Nov 5, 2026San Diego, CA

Mission Module Engineering and Technical Services

DEPT OF DEFENSE · DEPT OF THE NAVY · Solicitation · posted Oct 28, 2026

NAICS 541330Small Business (total)Due Dec 3, 2026Panama City Beach, FL

THIS IS A NOTICE OF INTENT TO AWARD USMC TASK ORDER UNDER PACRM MAC AND IS NOT A REQUEST FOR COMPETITIVE PROPOSALS.

DEPT OF DEFENSE · DEPT OF THE NAVY · Solicitation · posted Oct 28, 2026

NAICS 541330Small Business (total)Due Nov 9, 2026

IDIQ Contract for Architect-Engineer (A-E) Services for Ship Homeporting and Related Operational Issues for Various Locations Throughout the Naval Facilities Engineering Systems Command Atlantic Area of Responsibility and Worldwide

DEPT OF DEFENSE · DEPT OF THE NAVY · Sources Sought · posted Oct 28, 2026

NAICS 541330Due Nov 27, 2026Norfolk, VA

Notice of Opportunity (NOO) U.S. Army Reserve, 88th Readiness Division Energy Savings Performance Contract (ESPC)

DEPT OF DEFENSE · DEFENSE LOGISTICS AGENCY · Solicitation · posted Oct 28, 2026

NAICS 541330Due Nov 9, 2026Minneapolis, MN

TSA DTSS and TSII Re-Competition

HOMELAND SECURITY, DEPARTMENT OF · TRANSPORTATION SECURITY ADMINISTRATION · Sources Sought · posted Oct 28, 2026

NAICS 541330Due Nov 6, 2026Springfield, VA

Worldwide AE Support Services

STATE, DEPARTMENT OF · STATE, DEPARTMENT OF · Solicitation · posted Oct 27, 2026

NAICS 541330Small Business (partial)Due Nov 10, 2026Arlington, VA

Wideband and Narrowband Global SATCOM Sustainment (WNGSS) IDIQ Contract

DEPT OF DEFENSE · DEPT OF THE AIR FORCE · Presolicitation · posted Oct 27, 2026

NAICS 541330Due Nov 17, 2026Colorado Springs, CO

Core Research Program Technology Transfer & Commercialization Advancement

TRANSPORTATION, DEPARTMENT OF · PIPELINE AND HAZARDOUS MATERIALS SAFETY ADMINISTRATION · Combined Synopsis/Solicitation · posted Oct 27, 2026

NAICS 541330Due Nov 16, 2026Washington, DC

Alaska Range Combat Training Integrated Communications and Support (ARCTICS) II Virtual Industry Day

DEPT OF DEFENSE · DEPT OF THE AIR FORCE · Special Notice · posted Oct 27, 2026

NAICS 541330Due Nov 17, 2026Eielson AFB, AK

Overseas Professional Support Services

DEPT OF DEFENSE · DEPT OF THE NAVY · Combined Synopsis/Solicitation · posted Oct 27, 2026

NAICS 541330Small Business (total)Due Nov 4, 2026

Presolicitation Notice – Sole-Source Requirement for SNC Precision Approach Radar (PAR) AN/SPN-35E Landing System Upgrade Program (LSUP) Basic Ordering Agreement (BOA) Task Order (TO).

DEPT OF DEFENSE · DEPT OF THE NAVY · Presolicitation · posted Oct 27, 2026

NAICS 541330Due Nov 12, 2026Sparks, NV

Cost Engineering and Related Services

DEPT OF DEFENSE · DEPT OF THE NAVY · Sources Sought · posted Oct 27, 2026

NAICS 541330Due Nov 10, 2026Norfolk, VA

PD-42-0030; PIP – Rolls Royce Marine Gas Turbines

DEPT OF DEFENSE · DEPT OF THE NAVY · Presolicitation · posted Oct 27, 2026

NAICS 541330Due Nov 11, 2026Philadelphia, PA

SOLICITATION NUMBER 391214 “2704 HV PRIVACY BATHROOM DESIGN”

ENERGY, DEPARTMENT OF · ENERGY, DEPARTMENT OF · Sources Sought · posted Oct 27, 2026

NAICS 541330Small Business (total)Due Dec 2, 2026Richland, WA

SOLICITATION NUMBER 391214 “2704 HV PRIVACY BATHROOM DESIGN”

ENERGY, DEPARTMENT OF · ENERGY, DEPARTMENT OF · Sources Sought · posted Oct 27, 2026

NAICS 541330Small Business (total)Due Dec 2, 2026Richland, WA

USACE Omaha District - $249M Unrestricted Sentinel Construction Management Services (CMS) MATOC

DEPT OF DEFENSE · DEPT OF THE ARMY · Solicitation · posted Oct 27, 2026

NAICS 541330Due Nov 10, 2026

San Juan VAMC Construction Management Services

VETERANS AFFAIRS, DEPARTMENT OF · VETERANS AFFAIRS, DEPARTMENT OF · Special Notice · posted Oct 26, 2026

NAICS 541330SDVOSB sole sourceDue Nov 9, 2026San Juan, PR

Design Renovation, System Support Center (SSC), 3551 Combine St., Paso Robles, CA

TRANSPORTATION, DEPARTMENT OF · FEDERAL AVIATION ADMINISTRATION · Solicitation · posted Oct 26, 2026

NAICS 541330Small Business (total)Due Nov 12, 2026Paso Robles, CA

CFLHD Indefinite Delivery, Indefinite Quantity (IDIQ) for Architect-Engineer Design Services

TRANSPORTATION, DEPARTMENT OF · FEDERAL HIGHWAY ADMINISTRATION · Solicitation · posted Oct 26, 2026

NAICS 541330Due Nov 20, 2026Lakewood, CO

RFP for Advanced Signatures Technologies (AST)

DEPT OF DEFENSE · DEPT OF THE NAVY · Solicitation · posted Oct 26, 2026

NAICS 541330Small Business (total)Due Nov 16, 2026

RFP for Advanced Signatures Technologies (AST)

DEPT OF DEFENSE · DEPT OF THE NAVY · Solicitation · posted Oct 26, 2026

NAICS 541330Small Business (total)Due Nov 2, 2026

Seaport - CTF Design Services Follow On

DEPT OF DEFENSE · DEPT OF THE NAVY · Solicitation · posted Oct 26, 2026

NAICS 541330Small Business (total)Due Nov 6, 2026

SOLICITATION NUMBER 393273 “BLANKET MASTER AGREEMENT (BMA) FOR HANFORD TANK FARMS VADOSE DRILLING SERVICES”

ENERGY, DEPARTMENT OF · ENERGY, DEPARTMENT OF · Sources Sought · posted Oct 26, 2026

NAICS 541330Due Dec 15, 2026Richland, WA

Municipal Separate Storm Sewer System (MS4)

DEPT OF DEFENSE · DEPT OF THE ARMY · Combined Synopsis/Solicitation · posted Oct 26, 2026

NAICS 541330Women-Owned Small Business (WOSB)Due Nov 11, 2026

RWP - Advanced Navigation Simulation Environment Laboratory (ANSEL)

DEPT OF DEFENSE · DEPT OF THE AIR FORCE · Solicitation · posted Oct 25, 2026

NAICS 541330Due Nov 12, 2026Holloman AFB, NM

Department of Energy Approved Project Facilitator

AGRICULTURE, DEPARTMENT OF · FOREST SERVICE · Combined Synopsis/Solicitation · posted Oct 23, 2026

NAICS 541330Due Nov 13, 2026

USFWS_KS_Great Plains NC_TITLE III ServicesI

INTERIOR, DEPARTMENT OF THE · DEPARTMENTAL OFFICES · Combined Synopsis/Solicitation · posted Oct 23, 2026

NAICS 541330Due Nov 23, 2026

C--GEOTECHNICAL ARCHITECTURE AND ENGINEER SERVICES IN

INTERIOR, DEPARTMENT OF THE · DEPARTMENTAL OFFICES · Solicitation · posted Oct 23, 2026

NAICS 541330Due Nov 21, 2026

C1DA--FY24 A/E IDIQ Single Pool NCO 23 36C263-22-AP-4822

VETERANS AFFAIRS, DEPARTMENT OF · VETERANS AFFAIRS, DEPARTMENT OF · Special Notice · posted Oct 23, 2026

NAICS 541330Due Nov 20, 2026

U.S. Coast Guard H-60T Maintainer Training Unit and Hot Mock Up Training Devices

HOMELAND SECURITY, DEPARTMENT OF · US COAST GUARD · Sources Sought · posted Oct 23, 2026

NAICS 541330Due Nov 23, 2026Elizabeth City, NC

PMCP-SS_RFP

DEPT OF DEFENSE · US SPECIAL OPERATIONS COMMAND (USSOCOM) · Solicitation · posted Oct 23, 2026

NAICS 541330Small Business (total)Due Nov 6, 2026

Overseas Professional Support Services

DEPT OF DEFENSE · DEPT OF THE NAVY · Combined Synopsis/Solicitation · posted Oct 23, 2026

NAICS 541330Small Business (total)Due Nov 4, 2026

FDRMC ENGINEERING SUPPORT SERVICES

DEPT OF DEFENSE · DEPT OF THE NAVY · Solicitation · posted Oct 23, 2026

NAICS 541330Due Nov 2, 2026Capodichino, IT-72

A-E Services for Electron Injector Complex

ENERGY, DEPARTMENT OF · ENERGY, DEPARTMENT OF · Solicitation · posted Oct 23, 2026

NAICS 541330Due Nov 30, 2026Upton, NY

Terminal High Altitude Area Defense (THAAD) Modeling & Simulation Support

DEPT OF DEFENSE · MISSILE DEFENSE AGENCY (MDA) · Sources Sought · posted Oct 23, 2026

NAICS 541330Due Nov 15, 2026Redstone Arsenal, AL

C--GEOTECHNICAL ARCHITECTURE AND ENGINEER SERVICES IN

INTERIOR, DEPARTMENT OF THE · DEPARTMENTAL OFFICES · Solicitation · posted Oct 22, 2026

NAICS 541330Due Nov 6, 2026

Technical Support Services for the DOE/NNSA Office

ENERGY, DEPARTMENT OF · ENERGY, DEPARTMENT OF · Solicitation · posted Oct 22, 2026

NAICS 541330Due Nov 5, 2026

MODIFIED WC-130J RTP APN-241 WEATHER RADAR SUSTAINING ENGINEERING SUPPORT RESEARCH AND SUPPORT TASK

DEPT OF DEFENSE · DEPT OF THE AIR FORCE · Sources Sought · posted Oct 22, 2026

NAICS 541330Due Nov 12, 2026Beavercreek Township, OH

MODIFIED WC-130J RTP APN-241 WEATHER RADAR SUSTAINING ENGINEERING SUPPORT RESEARCH AND SUPPORT TASK

DEPT OF DEFENSE · DEPT OF THE AIR FORCE · Sources Sought · posted Oct 22, 2026

NAICS 541330Due Nov 12, 2026Beavercreek Township, OH

AN/AAR-47 Missile Warning System

DEPT OF DEFENSE · DEPT OF THE AIR FORCE · Sources Sought · posted Oct 22, 2026

NAICS 541330Due Nov 9, 2026Warner Robins, GA

Request for Information for U-2 Advanced Synthetic Aperture Radar System -2

DEPT OF DEFENSE · DEPT OF THE AIR FORCE · Sources Sought · posted Oct 22, 2026

NAICS 541330Due Nov 13, 2026Warner Robins, GA

MQ-25 BOA Readiness and Sustainment Support

DEPT OF DEFENSE · DEPT OF THE NAVY · Presolicitation · posted Oct 22, 2026

NAICS 541330Due Nov 6, 2026Saint Louis, MO

Weapons Effect Solicitation

DEPT OF DEFENSE · DEPT OF THE NAVY · Solicitation · posted Oct 22, 2026

NAICS 541330Due Nov 24, 2026Bethesda, MD

PMA CSS Competition PMA 261

DEPT OF DEFENSE · DEPT OF THE NAVY · Solicitation · posted Oct 22, 2026

NAICS 541330Service-Disabled Veteran-Owned (SDVOSB)Due Nov 12, 2026

Update to Response Date for N0042127R3007 (Solicitation # N0042126R3007)

DEPT OF DEFENSE · DEPT OF THE NAVY · Solicitation · posted Oct 22, 2026

NAICS 541330Due Nov 13, 2026

C45 NDI Follow-on

DEPT OF DEFENSE · DEPT OF THE NAVY · Solicitation · posted Oct 22, 2026

NAICS 541330Due Nov 13, 2026

Waterjet Support Services

DEPT OF DEFENSE · DEPT OF THE NAVY · Presolicitation · posted Oct 22, 2026

NAICS 541330Due Nov 6, 2026Philadelphia, PA

NAWCAD Long Range Acquisition Forecast (LRAF) – FY26

DEPT OF DEFENSE · DEPT OF THE NAVY · Special Notice · posted Oct 22, 2026

NAICS 541330Patuxent River, MD

2027 US AND UK WEAPON CONTROL SYSTEM SPARES AND SPECIAL SUPPORT EQUIPMENT

DEPT OF DEFENSE · DEPT OF THE NAVY · Special Notice · posted Oct 22, 2026

NAICS 541330Due Nov 6, 2026Pittsfield, MA