Engineering Government Contracts in Illinois
Statewide ranked opportunities and likely upcoming recompetes for facilities contractors across Illinois.
Market Intelligence —
Engineering in Illinois
Across Illinois's 8 cities with active Engineering Services procurement in Q2 2026, three markets stand out: Rock Island, Unknown, Scott Air Force Base together capture 67% of 24 statewide opportunities. With Rock Island at 33%, the market is concentrated enough to reward geographic specialization but distributed enough that secondary markets remain viable for contractors building a Illinois presence.
The top Engineering Services markets in Illinois as of Q2 2026 are: Rock Island (8 opportunities, 33% of state activity); Unknown (5 opportunities, 21% of state activity); Scott Air Force Base (3 opportunities, 13% of state activity). Rock Island leads by a factor of 1.6× over the second-ranked city, Unknown, reflecting federal installation density and agency office concentration in the Rock Island metro. The statewide average is 3 opportunities per city across 8 markets.
Illinois's Engineering Services procurement is controlled by a narrow agency base: Department of Veterans Affairs and Department of the Air Force together account for 65% of all awards worth $1.6B in total obligated spending. This dual-agency dominance means contractors in Illinois must build relationships with both to access the majority of contract dollars. On the vendor side, the market is incumbent-heavy: the top 3 contractors — Unknown, CONSERVATION WORKS JV LLC, APPLIED PAVEMENT TECHNOLOGY, INC. — hold 86% of recent awards, meaning new entrants face significant barriers unless targeting recompetes or set-asides.
The recompete pipeline across Illinois shows 3 Engineering Services contracts approaching renewal, valued at an estimated $81.8M combined. Notably, 100% of these carry high takeover signals — a rate that suggests systemic dissatisfaction with incumbent performance or deliberate agency strategies to rotate vendors. Department of the Army drives the largest concentration of recompete activity, making it the key agency for contractors positioning for contract takeover.
Analysis computed from SAM.gov and USAspending.gov data · Updated daily
Illinois has 24 open engineering contract opportunities as of 2026-05-30, with 3 likely recompetes identified. Top markets include Rock Island, Unknown, Scott Air Force Base.
24
Open Opportunities
3
Likely Recompetes
Department of Veterans Affairs
Top Agency
Rock Island
Top City
Key Insights —
Engineering in Illinois
Emerging activity: 4 new engineering in illinois opportunities posted in the last 30 days, representing $85.3M in estimated pipeline.
Majority small-business: 88% of active opportunities carry a small-business set-aside designation.
3 incumbent-held contracts are approaching likely recompete windows, worth an estimated $81.8M.
Highly concentrated market: the top 3 incumbent vendors hold 86% of recent awards across 5 tracked contractors.
Computed from SAM.gov and USAspending.gov data · Updated daily
Top Opportunities This Week
| Score↕ | Title↕ | Location↕ | Agency↕ | Due Date↕ | Set-Aside↕ |
|---|---|---|---|---|---|
| 81 | Enterprise Sustainment Management System (E-SMS) Universal Cost Assembly Development Indefinite Delivery, Indefinite Quantity (IDIQ) Contract | Champaign | DEPT OF DEFENSE.DEPT OF THE ARMY.US ARMY CORPS OF ENGINEERS.SCO ALEXANDRIA.ENGINEER RESEARCH AND DEVELOPMENT CENTER.W2R2 CONST ENGRG LAB | Jun 12, 2026 | SBA |
| 75 | Commissioning Services for UIP Subproject 2- Kautz Road Substation Replacement | Batavia | ENERGY, DEPARTMENT OF.ENERGY, DEPARTMENT OF.FERMILAB - DOE CONTRACTOR | Jun 4, 2026 | NONE |
| 72 | Electrical, Mechanical, and General Infrastructure Projects | Scott Air Force Base | DEPT OF DEFENSE.DEFENSE INFORMATION SYSTEMS AGENCY (DISA).IT CONTRACTING DIVISION - PL83 | Mar 17, 2026 | NONE |
| 69 | C1DA--657A5-26-104, Relocate Cath Lab to Fourth Floor Building 1 (VA-26-00045448) | Marion | VETERANS AFFAIRS, DEPARTMENT OF.VETERANS AFFAIRS, DEPARTMENT OF.255-NETWORK CONTRACT OFFICE 15 (36C255) | May 26, 2026 | SDVOSBC |
| 65 | Fiber Reinforced Polymer (FRP) Hydraulic Structures | Rock Island | DEPT OF DEFENSE.DEPT OF THE ARMY.US ARMY CORPS OF ENGINEERS.ENGINEER DIVISION MISSISSIPPI VALLEY.W07V ENDIST ROCK ISLAND | Oct 27, 2025 | NONE |
| 65 | Fiber Reinforced Polymer (FRP) Hydraulic Structures | Rock Island | DEPT OF DEFENSE.DEPT OF THE ARMY.US ARMY CORPS OF ENGINEERS.ENGINEER DIVISION MISSISSIPPI VALLEY.W07V ENDIST ROCK ISLAND | Nov 17, 2025 | NONE |
| 65 | Fiber Reinforced Polymer (FRP) Hydraulic Structures | Rock Island | DEPT OF DEFENSE.DEPT OF THE ARMY.US ARMY CORPS OF ENGINEERS.ENGINEER DIVISION MISSISSIPPI VALLEY.W07V ENDIST ROCK ISLAND | Nov 17, 2025 | NONE |
| 65 | Fiber Reinforced Polymer (FRP) Hydraulic Structures | Rock Island | DEPT OF DEFENSE.DEPT OF THE ARMY.US ARMY CORPS OF ENGINEERS.ENGINEER DIVISION MISSISSIPPI VALLEY.W07V ENDIST ROCK ISLAND | Oct 27, 2025 | NONE |
| 65 | Fiber Reinforced Polymer (FRP) Hydraulic Structures | Rock Island | DEPT OF DEFENSE.DEPT OF THE ARMY.US ARMY CORPS OF ENGINEERS.ENGINEER DIVISION MISSISSIPPI VALLEY.W07V ENDIST ROCK ISLAND | Oct 27, 2025 | NONE |
| 65 | Fiber Reinforced Polymer (FRP) Hydraulic Structures | Rock Island | DEPT OF DEFENSE.DEPT OF THE ARMY.US ARMY CORPS OF ENGINEERS.ENGINEER DIVISION MISSISSIPPI VALLEY.W07V ENDIST ROCK ISLAND | Oct 27, 2025 | NONE |
Showing 10 of 24 results
Recompetes
| Score↕ | Location↕ | Agency↕ | Incumbent↕ | Est. Window↕ | Takeover Signal↕ |
|---|---|---|---|---|---|
| 88 | — | Department of Veterans Affairs | CITADEL FEDERAL SOLUTIONS LLC | Dec 31, 2025 – Apr 30, 2026 | high |
| 88 | — | Department of the Army | SIX MILE, LLC | Jan 30, 2026 – May 30, 2026 | high |
| 88 | — | Department of the Army | TUNISTA LOGISTICS SOLUTIONS, LLC | Jan 13, 2026 – May 13, 2026 | high |
Across Illinois, engineering opportunities span federal agencies with facilities in major metropolitan areas. There are currently 24 active opportunities. Top cities include Rock Island, Unknown, Scott Air Force Base.
Data updated:
Top Buying Agencies
| Agency↕ | Awards↕ | Est. Spend↕ |
|---|---|---|
| Department of Veterans Affairs | 24 | $60.9M |
| Department of the Air Force | 15 | $958.1M |
| Under Secretary for Farm and Foreign Agricultural Services | 8 | $5.9M |
| Defense Contract Management Agency | 7 | $481.8M |
| Public Buildings Service | 6 | $77.5M |
Top Incumbent Vendors
Top Cities in Illinois
| City↕ | Opportunities↕ |
|---|---|
| Rock Island | 8 |
| Unknown | 5 |
| Scott Air Force Base | 3 |
| Batavia | 2 |
| Marion | 2 |
| Champaign | 2 |
| Great Lakes | 1 |
| Joliet | 1 |
| Jerusalem | 0 |
| Chicago | 0 |
How We Rank These
We score each opportunity on a 0–100 scale using six transparent factors: service fit, contract value, timing urgency, geographic relevance, competition level, and agency buying appetite. Data sourced from SAM.gov and USAspending.gov, refreshed daily.
Read full methodologyExplore Other States
Other Services in Illinois
Frequently Asked Questions
How many engineering contracts are there in Illinois?
Illinois has 24 active federal engineering opportunities right now. RecompeteIQ tracks and ranks all opportunities daily from SAM.gov.
What are the top cities for engineering contracts in Illinois?
Rock Island, Unknown, Scott Air Force Base are the top markets based on opportunity count.
Who are the top engineering contractors in Illinois?
The leading incumbent vendors include Unknown, CONSERVATION WORKS JV LLC, APPLIED PAVEMENT TECHNOLOGY, INC.. See the Incumbent Vendors table for full rankings.
When do engineering contracts come up for rebid in Illinois?
Most engineering contracts follow 30–48 month cycles. The "Recompetes" section shows contracts estimated to be recompeted within the next 12 months based on historical award patterns.
How can I get notified about new opportunities?
Sign up for the weekly Opportunity Radar to receive a ranked shortlist of the top opportunities across Illinois.
Cite this page
APA
RecompeteIQ. (2026). Engineering Government Contracts in Illinois. Retrieved 2026-05-30, from https://recompeteiq.com/state/il/engineering-services
Chicago
RecompeteIQ. "Engineering Government Contracts in Illinois." Accessed 2026-05-30. https://recompeteiq.com/state/il/engineering-services.
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