# Architect-Engineer (AE) Services to Support Hazardous, Toxic, and Radioactive Waste (HTRW) Multiple Award Task Order Contract (MATOC)

Canonical: https://abierto.us/opportunities/w9127826ra018

- Solicitation number: W9127826RA018
- Notice type: Combined synopsis and solicitation (first published as sources sought)
- Status: Closed. Deadline was August 24, 2026 at 3:00 PM EDT
- Department: Department of the Army
- Agency: Department of the Army
- Contracting office: W074 Endist Mobile (W91278)
- NAICS: 541330 Engineering Services
- Product or service code: C219 Other Architect and Engineering Services
- Place of performance: Mobile, Alabama
- County: Mobile County (FIPS 01097). https://abierto.us/counties/mobile-county-al-01097
- City: Mobile. https://abierto.us/cities/mobile-al-0150000
- First posted: November 14, 2025
- Last posted: August 18, 2026
- SAM.gov: https://sam.gov/workspace/contract/opp/706c1caec13547e490329490bf3d9a7a/view

## Description

AE services meeting the definition of AE Services as defined in 40 U.S.C. 1101 and FAR 2.101 are required to support the Mobile District ER Program. Timely and cost-effective responses are required to support the program. AE services will be performed primarily within Mobile District’s Area of Responsibility (AOR) in the southeastern United States to include Central and South America, Puerto Rico, the U.S. Virgin Islands.

AE services may also be used to support the ER Program outside of Mobile District’s AOR, given a need by another USACE Division or stakeholder execution requirement upon satisfaction of proper coordination and approvals.

The services provided will include a full range of comprehensive support environmental services focused on complex Hazardous, Toxic, and Radioactive Waste (HTRW) projects to include strategy development, plans, data gathering, analysis, evaluations, studies, designs, remedial design, and regulatory support specific to the Environmental Restoration Program.

The services will include analyzing and evaluating environmental regulations for implementing studies, designs, and program initiative; providing comprehensive programmatic support of policies, guidance and regulations for various stakeholders and agencies; Hazardous, Toxic, and Radioactive Waste (HTRW) investigations and studies; HTRW remedial design; HTRW feasibility study, proposed plan, public meeting, and record of decision ; HTRW vapor intrusion investigation and/or vapor intrusion remedial design; HTRW pilot study and/or bench study hazardous, toxic and radioactive material/waste site investigations/assessments; treatability studies; pilot studies; risk assessments; sampling and analyses; data validation; electronic data management; geotechnical investigations; monitoring well installation; groundwater modeling; groundwater and surface water quality assessments; water reuse initiatives; vapor intrusion monitoring, assessment and modeling; environmental site assessments; surveys/inspections for asbestos, leaded paint, and other HTRW materials; and investigation/study/assessment of emerging contaminants such as per and polyfluoroalkyl substances (PFAS).

## Publications

- November 14, 2025: Sources sought, due December 5, 2025 at 3:00 PM EST. Notice 5a84715c152f4c30b88874f5b16c3606. https://sam.gov/workspace/contract/opp/5a84715c152f4c30b88874f5b16c3606/view
- November 25, 2025: Sources sought, due December 5, 2025 at 3:00 PM EST. Notice 298f1991c5fd4da88aaa4d8cb58e0cb7. https://sam.gov/workspace/contract/opp/298f1991c5fd4da88aaa4d8cb58e0cb7/view
- June 30, 2026: Combined synopsis and solicitation, due July 30, 2026 at 3:00 PM EDT. Notice 011a54ca654244799a912bbcbffae98e. https://sam.gov/workspace/contract/opp/011a54ca654244799a912bbcbffae98e/view
- July 13, 2026: Combined synopsis and solicitation, due August 11, 2026 at 3:00 PM EDT. Notice 56e4d22408cb41329cb121740cc257e3. https://sam.gov/workspace/contract/opp/56e4d22408cb41329cb121740cc257e3/view
- July 13, 2026: Combined synopsis and solicitation, due July 11, 2026 at 3:00 PM EDT. Notice be5f2ac1cdbe45a9809f95e141e73737. https://sam.gov/workspace/contract/opp/be5f2ac1cdbe45a9809f95e141e73737/view
- July 30, 2026: Combined synopsis and solicitation, due August 19, 2026 at 3:00 PM EDT. Notice 8bd82c4172d344bcadd351a6b845d3db. https://sam.gov/workspace/contract/opp/8bd82c4172d344bcadd351a6b845d3db/view
- August 4, 2026: Combined synopsis and solicitation, due August 19, 2026 at 3:00 PM EDT. Notice 4966884c56cc498dbe8bdba91579bae0. https://sam.gov/workspace/contract/opp/4966884c56cc498dbe8bdba91579bae0/view
- August 18, 2026: Combined synopsis and solicitation, due August 24, 2026 at 3:00 PM EDT. Notice 706c1caec13547e490329490bf3d9a7a. https://sam.gov/workspace/contract/opp/706c1caec13547e490329490bf3d9a7a/view

## Points of contact

- Danielle Kachele, danielle.l.kachele@usace.army.mil, 2516943812
- Kenneth.p.harlan, kenneth.p.harlan@usace.army.mil, 2516943763

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Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/w9127826ra018.