Agencies › Department of Transportation
Department of Transportation (DOT): contract opportunities and spending
54 open opportunities from Department of Transportation on SAM.gov, refreshed nightly and sorted by response deadline, with its contract spending, top contractors and expiring contracts below.
Open solicitations
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- General Dynamics Information Technology (GDIT) - Intent to Sole Source
- INVESTIGATIVE INTERVIEWING TRAINING COURSE
- Build America Bureau - Insurance Advisor
- BEYOND Phase 2
- FTA Broad Agency Announcement (FY26) -- Research Initiatives in Support of Safety, Accessibility, and Mobility in Public Transportation
- MARAD Request for Information on Potential Vessel Leasing
- ZAB Weed Control and Groundskeeping Services
- FAA Safety Culture Assessment
- Pipeline Safety Research and Development (R&D) - Research Announcement 12
- Federal Aviation Administration (FAA) Research And Commercial Solutions Opening (RCSO) Area Of Interest (AOI) - Complexity Of Systems And Operations
- Full Scale Vehicle Crashworthiness Testing and Side Air Bag Out-of-Position Testing for the New Car Assessment Program (NCAP)
- TX FW LGA 10(5) Steve Thompson Wildlife Drive
- Natchez Trace Parkway Project MS NP NATR 3F26
- ND NP THRO 204(1) Buck Hill Road
- 2026-2027 Winter Shotcrete Repair at Eisenhower Lock
- WY BR WYAO US20(1) US 20 and Hayden Arch Bridge Repairs
- WA NP OLYM 12(8), Hurricane Ridge Rockfall Mitigation MP 9.4
- WJHTC Armed Security Guard Services
- 6973GH-26-R-00177 - MINIATURE UPS KITS SIR
- Build America Bureau - Appraisals
- Countermeasures That Work (CMTW) Updates
- Printer Consumables for the Strategic Sourcing for the Acquisition of Various Supplies and Equipment (SAVES) Program
- CONSOLIDATED WEED CONTROL FOR WESTERN SIDE OF KANSAS CITY DISTRICT FACILITIES
- Acadia National Park
- Domestic Datalink Services (DDLS) FY 2027 Industry Day December 8-10, 2026
- Sources Sought - Facility Maintenance Services for the FAA Warrenton Annex
- OK FW TSM 10(1) NFH Entrance Road and Parking Improvements
- USMMA Medical, Dental, Counseling services
- ID FLAP KOOTEN 8450(1), Yellowstone Trail Road, Segment 1
- Digital Repository Platform and Physical Library Management System
- Core Research Program Technology Transfer & Commercialization Advancement
- AZ BL COLO 7528(1) Burro Creek Road
- Office of Hazardous Materials Safety Research Initiative FY2026 BROAD AGENCY ANNOUNCEMENT (BAA)
- UT NP ARCH 100(2) Bridges on Delicate Arch Road
- Mike Monroney Aeronautical Center (MMAC) Industrial Waste Water Treatment Plant Upgrades
- CFLHD Indefinite Delivery, Indefinite Quantity (IDIQ) for Architect-Engineer Design Services
- Laboratory Capabilities to Test Railroad Tank Car Thermal Protection Systems (TPS)
- Supply Thermal Protection Systems for Railroad Tank Cars
- Commercially Available Distance Measuring Equipment (DME) Power Meters
- Experimental and Mathematical Biomechanics Injury Research IDIQ
- Northeast Region Pavement and Bridge Preservation Construction - NP NER PMS BMS FY24(1)
- Northeast Region Pavement and Bridge Preservation Construction - NP NER PMS BMS FY25(2)
- Advanced Safety Research Multiple Award Indefinite Delivery, Indefinite Quantity (IDIQ)
- A Study on Vessel Design Challenge
- ITS4US Deployment Accelerator
- Independent Financial Advisors Vendor Pool
- Reliability and Probability Training (FAA28335) for Flight Standards and Aircraft Certification Airworthiness Inspectors/Engineers
- FY 26 Broad Agency Announcement (BAA) - Federal Railroad Administration
- Broad Agency Announcement: Research to Support FHWA s Office of Infrastructure Research and Development
- UAS BROAD AGENCY ANNOUNCEMENT Solicitation Number: 697DCK-25-R-00278 Call 001-2026
How DOT spends
Top contractors at DOT
| Contractor | Obligations, 3 yrs | Awards |
|---|---|---|
| TOTE SERVICES, LLC | $940.8M | 362 |
| FREQUENTIS USA, INC | $805.1M | 12 |
| ROHDE & SCHWARZ USA, INC. | $723.9M | 7 |
| CROWLEY GOVERNMENT SERVICES, INC. | $612.6M | 195 |
| INDRA AIR TRAFFIC, INC. | $547.3M | 31 |
| CDW GOVERNMENT LLC | $534.2M | 1,127 |
| RAYTHEON COMPANY | $501.8M | 85 |
| PATRIOT CONTRACT SERVICES, LLC | $444.8M | 396 |
| WALSH FEDERAL LLC | $408.7M | 8 |
| SCIENCE APPLICATIONS INTERNATIONAL CORPORATION | $347.0M | 67 |
Summed across sub-agencies from each one's top 50 contractors, so totals are a lower bound and no market share is shown.
What DOT buys
| NAICS | Industry | Obligations, 3 FYs | Actions |
|---|---|---|---|
| 483111 | Deep Sea Freight Transportation | $1.5B | 1,226 |
| 334210 | Telephone Apparatus Manufacturing | $1.5B | 36 |
| 237310 | Highway, Street, and Bridge Construction | $1.3B | 223 |
| 334511 | Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing | $1.1B | 265 |
| 541330 | Engineering Services | $1.0B | 766 |
| 236220 | Commercial and Institutional Building Construction | $840.4M | 324 |
| 541512 | Computer Systems Design Services | $688.4M | 914 |
| 336611 | Ship Building and Repairing | $686.7M | 85 |
| 488111 | Air Traffic Control | $414.6M | 10 |
| 541519 | Other Computer Related Services | $386.8M | 510 |
DOT contracts expiring in the next 18 months
3,522 contracts worth $15.1B end within 18 months. The largest:
| Incumbent | Buyer | What | Value | Ends | Est. solicitation | Record |
|---|---|---|---|---|---|---|
| NOBLIS, INC. | FAA | 541330 Engineering Services | $763.2M (11 orders) | 09 February 2027 | Now / imminent | Details |
| ROHDE & SCHWARZ USA, INC. | FAA | 334210 Telephone Apparatus Manufacturing | $637.5M | 28 February 2028 | ~Q3 2027 | Details |
| CROWLEY GOVERNMENT SERVICES, INC. | Maritime Administration | 336611 Ship Building and Repairing | $597.3M (56 orders) | 07 July 2027 | ~Q1 2027 | Details |
| FREQUENTIS USA, INC | FAA | 334210 Telephone Apparatus Manufacturing | $593.6M | 31 October 2026 | Now / imminent | Details |
| KARSUN SOLUTIONS LLC | FAA | 541519 Other Computer Related Services | $521.6M (9 orders) | 14 August 2027 | ~Q1 2027 | Details |
| GENERAL DYNAMICS INFORMATION TECHNOLOGY, INC. | FAA | 811213 Communication Equipment Repair and Maintenance | $469.6M (4 orders) | 31 October 2026 | Now / imminent | Details |
| GENERAL DYNAMICS MISSION SYSTEMS, INC. | FAA | 334220 Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing | $386.5M | 27 February 2027 | Now / imminent | Details |
| ADVANCED MANAGEMENT TECHNOLOGY, INC. | FAA | 541330 Engineering Services | $315.2M (16 orders) | 05 July 2027 | ~Q1 2027 | Details |
| LS TECHNOLOGIES LLC | FAA | 541330 Engineering Services | $250.7M (14 orders) | 09 February 2027 | Now / imminent | Details |
| OASIS SYSTEMS, LLC | FAA | 541330 Engineering Services | $203.1M (30 orders) | 31 December 2027 | ~Q3 2027 | Details |
Contracts and task orders from USASpending.gov (FPDS) whose period of performance ends within 18 months, valued at $25K or more, excluding IDIQ ceilings and government-owned, contractor-operated facility contracts. Co-terminous orders from the same vendor, agency, NAICS and PSC ending in the same month are grouped. The solicitation date is an estimate (about six months before the contract ends): FedSift does not know whether a follow-on has been posted, so check SAM.gov.
Open solicitations by set-aside
| Set-aside | Open |
|---|---|
| Unrestricted (full and open) | 41 |
| Small business | 12 |
| 8(a) | 1 |
From the set-aside SAM.gov declares on each open notice.
Sub-agencies
FHWA (20)FAA (17)Maritime Administration (4)National Highway Traffic Safety Administration (4)Pipeline and Hazardous Materials Safety Administration (4)Office of the Secretary (2)Federal Railroad Administration (1)Federal Transit Administration (1)Great Lakes St Lawrence Seaway Development Corporation (1)
Who wins work at DOT?
FedSift's Agency Intelligence shows how DOT spends by office, where its set-aside dollars flow, its buying offices and contacts, and which incumbent contracts expire next. Free plan available, no credit card.
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Browse by NAICS code
336413 (521) · 336412 (239) · 541715 (214) · 236220 (180) · 332919 (165) · 332911 (155) · 237990 (144) · 334412 (116) · 332510 (115) · 541330 (114) · 334419 (111) · 334511 (111) · 339991 (109) · 332722 (91) · 336611 (90) · 335931 (80) · 334220 (79) · 333998 (72) · 333618 (68) · 333613 (67) · 335311 (65) · 335312 (62) · 531120 (60) · 332994 (56)