This Government Contract opportunity from California was posted on August 21, 2026. The submission period has ended. Browse the details below for market research, or find similar active opportunities.

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Hydrology and Hydraulic (H&H) Modeling Specialist

Closed

State & Local

Submission Closed09/22/2026, 10:00:00 PM UTC

Contract Overview

Solicitation details, issuing organization, response deadlines, documents, and interested companies for this government contract opportunity.

Active Opportunities Like This One

NAICS: 541330

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Oso Parkway/Pacific Park Drive/Glenwood Drive Regional Traffic Signal Synchronization Project

Solicitation # 20261026016

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Solicitation # PE-66394-NONST-2027-000000011

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City of Alamo

POSTED

about 8 hours ago

DEADLINE

in about 1 month

AI Contract Overview

This subcontract opportunity is for a Hydrology and Hydraulic Modeling Specialist to provide advanced analysis for prime contractors on Caltrans transportation infrastructure projects. The selected specialist will be responsible for conducting watershed hydrograph analysis using HEC HMS and performing SRH2D floodplain modeling in accordance with FEMA Guidance Document 8.1 and FHWA Publication No. HIF-19-061. Key deliverables include the development of Hydraulic Work Maps, water surface elevation mapping, comprehensive modeling reports, and associated electronic files. Qualified candidates must possess at least three years of professional experience utilizing HEC HMS and SRH2D. This position falls under NAICS code 541330 and is associated with the California Department of Transportation. The solicitation was posted on August 21, 2026, with a response deadline of September 22, 2026.

General Info

Hydrology specialist for Caltrans projects using HEC HMS and SRH2D modeling software.

Agency

California Department of Transportation

NAICS

541330 - Engineering Services

Place of Performance

CA, USA

Set-Aside

NONE

Documents

This scope was carved out of 74A1775.

The full solicitation package (1 document), including the RFP, is on the prime solicitation, not on this scope.

View the prime solicitation

Salton Sea West Flood Resilience Study.

AI Contract Breakdown

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Timeline

PhaseClosed

PostedAug 21

subcontract

Response DeadlineSep 22

Deadline has passed

Submission Closed

09/22/2026, 10:00:00 PM UTC

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Organization & Contact Information

AgencyCalifornia Department of Transportation

ContactsNo contacts available

OfficeN/A

Organization / AgencyCalifornia Department of Transportation

Office AddressN/A

ContactsNo contact information available

Full Description

Performs advanced hydrological and hydraulic analysis for prime contractors on Caltrans transportation infrastructure projects. Conducts hydrograph analysis for watersheds using HEC HMS and performs SRH2D floodplain modeling applying FEMA Guidance Document 8.1 and FHWA Publication No. HIF-19-061. Develops Hydraulic Work Maps and water surface elevation mapping. Requires 3 years experience in HEC HMS and SRH2D. Delivers modeling reports and electronic files.