Government Engineering Contracts
NAICS 541330 · Engineering Services
Government engineering contracts totaled $149B across 57,277 awards from FY2024 to FY2026. In FY2026, obligations were down 12.8% compared with FY2025; the Department of Defense was the largest buyer, accounting for $113B (76% of the total), while Electric Boat Corporation was the largest contractor at $18.3B (12% of the total).
Key figures
In FY2026, contract obligations were $45,066,401,778 across 23,771 awards with activity that year, a change of -12.8% from $51,679,897,938 in FY2025. From FY2024 to FY2026, obligations totaled $149,260,627,954 across 57,277 awards.
- Obligated in FY2026
- $45.1B
- Awards in FY2026
- 23,771
- Change vs FY2025
- -12.8%
- Total, FY2024 to FY2026
- $149B
Note: FY2026 ended on Sep 30, 2026. The Department of Defense publishes contract data with a 90-day delay, so FY2026 totals may still rise as late reports arrive.
Engineering contract spending by year
Federal engineering contracts per fiscal year (October to September), under NAICS 541330. The table below lists the same numbers.
| Fiscal year | Obligated | Awards | Change |
|---|---|---|---|
| FY2026 | $45,066,401,778 | 23,771 | -12.8% |
| FY2025 | $51,679,897,938 | 35,237 | -1.6% |
| FY2024 | $52,514,328,238 | 41,492 | n/a |
About government engineering contracts
Federal spending on engineering contracts fell 14% from FY2024 ($52.5B) to FY2026 ($45.1B). FY2026 closed recently, and Defense Department contracts are reported up to 90 days late, so its total may still rise.
Spending is spread widely: the top 3 contractors account for 19% of the total. No single company dominates, which leaves room for new and small contractors.
The Department of Defense spends the most on engineering contracts (76%), followed by the General Services Administration. The states with the most of this work are Virginia, Connecticut and Maryland.
NAICS 541330 (Engineering Services) is part of the Professional, Scientific, and Technical Services sector.
Top engineering government contractors
Companies ranked by contract dollars under NAICS 541330 (Engineering Services).
| # | Contractor | Obligated | Share |
|---|---|---|---|
| 1 | Electric Boat Corporation | $18,311,271,679 | 12.3% |
| 2 | Booz Allen Hamilton Inc | $5,384,444,350 | 3.6% |
| 3 | Science Applications International Corporation | $3,937,107,539 | 2.6% |
| 4 | Bae Systems Technology Solutions & Services Inc. | $2,609,812,218 | 1.7% |
| 5 | CACI, Inc. - Federal | $2,209,352,404 | 1.5% |
| 6 | General Dynamics Information Technology, Inc. | $1,986,400,887 | 1.3% |
| 7 | Amentum Services, Inc. | $1,963,770,433 | 1.3% |
| 8 | Hii Mission Technologies Corp | $1,956,857,309 | 1.3% |
| 9 | Raytheon Company | $1,702,290,570 | 1.1% |
| 10 | Peraton Inc. | $1,610,000,636 | 1.1% |
Agencies buying engineering services
Federal agencies ranked by contract dollars under NAICS 541330.
| # | Agency | Obligated | Share |
|---|---|---|---|
| 1 | Department of Defense | $112,730,777,923 | 75.5% |
| 2 | General Services Administration | $15,224,062,931 | 10.2% |
| 3 | Department of Homeland Security | $5,045,804,055 | 3.4% |
| 4 | Department of Transportation | $4,681,005,724 | 3.1% |
| 5 | National Aeronautics and Space Administration | $2,661,573,947 | 1.8% |
| 6 | Department of Energy | $1,641,918,045 | 1.1% |
| 7 | Department of Veterans Affairs | $1,543,422,986 | 1.0% |
| 8 | Agency for International Development | $1,181,910,064 | 0.8% |
| 9 | Department of Health and Human Services | $1,018,240,928 | 0.7% |
| 10 | Department of State | $791,224,344 | 0.5% |
Where engineering contract work is performed
States ranked by contract dollars, using the place of performance on each award.
| # | State | Obligated | Share |
|---|---|---|---|
| 1 | Virginia | $26,402,238,110 | 17.7% |
| 2 | Connecticut | $18,711,210,890 | 12.5% |
| 3 | Maryland | $13,656,985,237 | 9.1% |
| 4 | District of Columbia | $13,133,162,986 | 8.8% |
| 5 | California | $11,861,782,399 | 7.9% |
| 6 | Florida | $7,112,865,946 | 4.8% |
| 7 | Massachusetts | $4,707,400,619 | 3.2% |
| 8 | Alabama | $3,912,853,487 | 2.6% |
| 9 | Texas | $3,613,225,176 | 2.4% |
| 10 | Colorado | $3,603,752,146 | 2.4% |
Recent engineering contract awards
The latest engineering contracts, newest first. Each award ID links to its record on USAspending.gov.
| Start date | Recipient | Agency and description | Amount | Record |
|---|---|---|---|---|
| Sep 30, 2026 | Absg Consulting Inc | Department of TransportationPROFESSIONAL SERVICES | $855,811 | 693JK326F00031N |
| Sep 30, 2026 | Security & Energy Technologies Corporation | General Services AdministrationPHYSICAL ACCESS CONTROL AND SURVEILLANCE PACSS | $70,200 | 47QACA26F0535 |
| Sep 30, 2026 | Scientific Research Corporation | Department of StateTHE CONTRACTOR SHALL PROVIDE THIRD PARTY CONTRACTING (TPC) SERVICES IN SUPPORT OF THE DURBAN LEASE-FIT-OUT PROJECT | $666,966 | 19AQMM26F0486 |
| Sep 30, 2026 | Mayvin, Inc. | Department of Homeland SecurityTHE REQUIREMENT IS FOR THE CONTINUED PROVISION OF ADVISORY AND ASSISTANCE SERVICES TO SUPPORT THE FEMA CBRN OPERATIONS SUPPORT OFFICE MISSION. | $8,026,816 | 70FA9026F00000001 |
| Sep 30, 2026 | Kodiak Electric Association, Inc. | Department of DefenseINSTALLATION OF ENERGY CONSERVATION MEASURES FOR UESC | $2,000,000 | SP060426C8000 |
| Sep 30, 2026 | AI Solutions Inc | National Aeronautics and Space AdministrationTHE CONTRACTOR SHALL PROVIDE SPECIALIZED SMES WITH EXTENSIVE EXPERIENCE IN LAUNCH VEHICLE SYSTEMS, MISSION INTEGRATION, ENGINEERING DISCIPLINES, AND NASA MISSION SUPPORT. THE CONTRACTOR SHALL PROVIDE | $249,860 | 80KSC026F0029 |
| Sep 30, 2026 | M. C. Dean, Inc. | Department of Health and Human ServicesC202042 THIS PROJECT CONSISTS OF PROVIDING FULL DESIGN FOR THE REPLACEMENT OF THE FIRE ALARM HARDWARE IN BUILDING 10, MOVING FROM THE SIEMENS MXL FIRE ALARM CONTROL PANEL SYSTEM TO THE SIEMENS XLS FIR | $1,831,210 | 75N99026F00006 |
| Sep 30, 2026 | Jacobs Project Management Co | Department of Health and Human ServicesC 200858- THE PURPOSE OF THIS AWARD IS PERFORM COMMISSIONING SERVICES ON LEVEL 1 OF B38. THESE SERVICES WILL COMPLETE THE RENOVATION OF THE SPACE. | $60,765 | 75N99026F00002 |
| Sep 30, 2026 | Motorola Solutions, Inc. | Department of Homeland SecurityLMR MOTOROLA EXTENDED WARRANTY | $280,655 | 70T05026F6115N003 |
| Sep 30, 2026 | Daifuku Airport America Corporation | Department of Homeland SecurityTHE PURPOSE OF THIS TASK ORDER IS FOR THE DEPLOYMENT OF IMAGE ON ALARM ONLY TO COMPUTED TOMOGRAPHY SYSTEMS LOCATED IN DEDICATED TSA PRECHECK LANES NATIONWIDE. | $338,103 | 70T04026F7672N015 |
| Sep 30, 2026 | Analogic Corp | Department of Homeland SecurityFOR THE DEPLOYMENT OF IMAGE ON ALARM ONLY TO COMPUTED TOMOGRAPHY SYSTEMS LOCATED IN UP TO 115 DEDICATED TSA PRECHECK LANES NATIONWIDE. | $2,623,036 | 70T04026F7672N013 |
| Sep 30, 2026 | Smiths Detection Inc. | Department of Homeland SecurityTHE PURPOSE OF THIS TASK ORDER IS FOR THE DEPLOYMENT OF IMAGE ON ALARM TO UP TO 44 COMPUTED TOMOGRAPHY SYSTEMS AT DEDICATED PRECHECK LANES LOCATED AT AIRPORTS NATIONWIDE. | $327,600 | 70T04026F7672N012 |
| Sep 30, 2026 | Daifuku Airport America Corporation | Department of Homeland SecurityTASK ORDER FOR ACCESSIBLE PROPERTY SCREENING DEVELOPMENT OF COMPUTED TOMOGRAPHY CAPABILITIES. | $593,833 | 70T04026F7573N010 |
| Sep 30, 2026 | Smiths Detection Inc. | Department of Homeland SecurityTHE PURPOSE OF THIS CONTRACT IS TO PROVIDE ENGINEERING SUPPORT SERVICES IN SUPPORT OF THE ACCESSIBLE PROPERTY SYSTEM PROGRAM. | $1,661,922 | 70T04026F7573N009 |
| Sep 30, 2026 | Analogic Corp | Department of Homeland SecurityTASK ORDER TO SUPPORT ACCESSIBLE PROPERTY SCREENING DEVELOPMENT ACTIVITIES FOR THE COMPUTED TOMOGRAPHY SYSTEM. | $1,621,982 | 70T04026F7573N006 |
| Sep 30, 2026 | Mayvin, Inc. | Department of Homeland SecurityTHIS REQUIREMENT IS FOR CONTINUED ADVISORY AND ASSISTANCE SERVICES. | $6,790,064 | 70RDA326FR0000019 |
| Sep 30, 2026 | Ecs Federal, LLC | Department of Homeland SecurityTHE DEPARTMENT OF HOMELAND SECURITY (DHS), OFFICE OF THE CHIEF HUMAN CAPITAL OFFICER (OCHCO) REQUIRES ARCHITECTURE, DEVELOPMENT, ENGINEERING, & MANAGEMENT SERVICES (ADEMS) TECHNICAL SUPPORT SERVICES V | $8,557,588 | 70RDA226FC0000010 |
| Sep 30, 2026 | Sev1tech, LLC | Department of Homeland SecurityENTERPRISE ENGINEERING AND OPERATIONS SUPPORT SERVICES (CEEOSS) | $31,037,779 | 70RCSJ26FR0000048 |
| Sep 30, 2026 | Dewberry Engineers Inc. | Department of Homeland SecurityCOST ENGINEERING TASK ORDER | $475,000 | 70B01C26F00001308 |
| Sep 30, 2026 | Absg Consulting Inc | Department of TransportationFIELD OPS OJT AND TRAINING COMPETENCY FRAMEWORK | $466,000 | 693JK326F00029N |
| Sep 30, 2026 | Texas A&M Transportation Institute | Department of TransportationSAFETY OF HIGHWAY TUNNELS DURING AND AFTER FIRE EVENTS STRUCTURAL COMPONENT ASSESSMENT | $319,532 | 693JJ326C000016 |
| Sep 30, 2026 | Jacobs Engineering Group Inc. | General Services AdministrationCMA SERVICES FOR PROJECT B, HERMES, NDER4 PROJECTS | $6,394,562 | 47PH5426F0292 |
| Sep 30, 2026 | Dav Energy Solutions, Inc. | Department of Veterans AffairsWEST HAVEN VAMC CM SERVICES | $432,331 | 36C10F26F0018 |
| Sep 30, 2026 | M. C. Dean, Inc. | Social Security AdministrationTHIS CONTRACT IS UPGRADING THE SIEMENS PROCESS CONTROL SYSTEM (PCS) LOCATED AT THE SOCIAL SECURITY ADMINISTRATION (SSA), NATIONAL SUPPORT CENTER (NSC), 8999 BENNETT CREEK BLVD, URBANA, MD. | $2,194,219 | 28321326FDX030205 |
| Sep 30, 2026 | Eaton Corporation | Department of StatePR16321778: PROG: WIRED INTERLOCKS FOR MAIN DISTRIBUTION SWITCHGEAR | $15,420 | 19UP3026P0933 |
Open engineering government bids
The newest open notices from SAM.gov. Bidding needs a free SAM.gov registration.
Energy, Department of · Solicitation · NAICS 541330 · NY · No Set aside used
Posted Nov 1, 2026 · Responses due Dec 4, 2026
Dept of Defense · Sources Sought · NAICS 541330 · VA · No Set aside used
Posted Oct 30, 2026 · Responses due Nov 17, 2026
- Governor Control ProgrammingClosing soon
Dept of Defense · Solicitation · NAICS 541330 · MT · Small Business Set Aside - Total
Posted Oct 30, 2026 · Responses due Nov 6, 2026
Dept of Defense · Presolicitation · NAICS 541330 · No Set aside used
Posted Oct 30, 2026 · Responses due Nov 16, 2026
- SeaPort: CNSP PA/VI Support ServicesClosing soon
Dept of Defense · Solicitation · NAICS 541330 · CA · SBA Certified Women-Owned Small Business (WOSB) Program Set-Aside (FAR 19.15)
Posted Oct 30, 2026 · Responses due Nov 5, 2026
How to win government engineering contracts
Federal engineering contracts are posted on SAM.gov under NAICS 541330. Register your business free on SAM.gov with this code, watch for engineering bids, and look for small business set-asides: many engineering contracts for small business are reserved for small firms.
Explore government engineering contracts by state, agency and contractor
- Department of Defense contracts
- General Services Administration contracts
- Department of Homeland Security contracts
- Department of Transportation contracts
- National Aeronautics and Space Administration contracts
- Government contracts in Virginia
- Government contracts in Connecticut
- Government contracts in Maryland
- Government contracts in District of Columbia
- Government contracts in California
- Electric Boat government contracts
- Booz Allen Hamilton government contracts
- Science Applications International government contracts
- Bae Systems Technology Solutions & Services government contracts
- CACI, Inc. - Federal government contracts
Frequently asked questions
- What NAICS code is used for government engineering contracts?
- Federal engineering contracts use NAICS 541330 (Engineering Services). List this code in your free SAM.gov registration to be found for these contracts.
- Who are the largest engineering government contractors?
- By contract dollars under NAICS 541330 from FY2024 to FY2026, the largest were Electric Boat Corporation ($18.3B), Booz Allen Hamilton Inc ($5.4B) and Science Applications International Corporation ($3.9B).
- Which agencies buy the most engineering?
- From FY2024 to FY2026, the biggest buyers were the Department of Defense ($113B), the General Services Administration ($15.2B) and the Department of Homeland Security ($5B).
- Where are government engineering contracts performed?
- By contract dollars, the most federal engineering work is performed in Virginia ($26.4B), Connecticut ($18.7B) and Maryland ($13.7B).
- Is federal spending on engineering contracts growing?
- Federal engineering contract obligations fell 14% from FY2024 ($52.5B) to FY2026 ($45.1B). FY2026 closed recently, and Defense Department contracts are reported up to 90 days late, so its total may still rise.
- Do I qualify as a small business for engineering contracts?
- It depends on the SBA size standard for NAICS 541330, which is set either by average annual revenue or by number of employees. Check the current table of size standards on sba.gov before you bid on small business set-asides.
- What do I need to bid on government engineering contracts?
- An active SAM.gov registration (free) with NAICS 541330 listed, the licenses and insurance your state requires for engineering work, and examples of similar past work. Some solicitations also ask for specific certifications or security clearances.