Civil Engineer

KOSMOS; Oakland (CA); On-site; USD 90,000 - 125,000; Full time

Job summary

Kosmos is seeking a Project Engineer to join our Flood & Drainage team in Oakland, CA. The engineer will contribute to hydrologic and hydraulic modeling, flood risk analyses, and infrastructure resilience projects for public agencies across California.

The role involves developing CIP recommendations, managing GIS data, and preparing technical documents. Ideal candidates have 3–8 years of water resources experience and a PE license in California.

Qualifications

• Must have a Bachelor's degree in Civil Engineering and 3+ years in water resources engineering.
• Licensed as a California Professional Engineer (PE) is preferred.
• Experience with hydrologic and hydraulic modeling using listed software.

Responsibilities

• Build, calibrate, and maintain hydrologic/hydraulic models.
• Perform flood risk and drainage capacity analyses.
• Support and develop CIP recommendations for public agencies.
• Develop GIS databases and map products for studies.
• Assist with FEMA flood studies and climate resilience assessments.
• Prepare technical memoranda, reports, and client presentations.
• Coordinate with agencies, clients, and stakeholders.

Skills

Hydrologic modeling

Hydraulic modeling

GIS and data analysis

Technical writing

Client coordination

Mentoring junior staff

Education

Bachelor's degree in Civil Engineering

Tools

HEC-RAS

HEC-HMS

InfoWorks ICM

XP-SWMM

TUFLOW

MIKE Software

ArcGIS Pro

Job description

Job Description

Growing Civil Design firm in Oakland, CA has a need for a Project/Civil Engineer

We are seeking a motivated Project Engineer to join our Flood & Drainage team. This position is ideal for an engineer with 3 to 8 years of water resources experience who is passionate about hydrologic and hydraulic modeling, flood risk reduction, and development of resilient infrastructure. The successful candidate will support and lead technical studies involving stormwater systems, flood control facilities, drainage master plans, pump stations, floodplain analyses, and watershed management projects for public agencies throughout California. Working alongside senior engineers and project managers, you will develop engineering solutions using advanced modeling tools, GIS technology, and data-driven analysis to address complex flooding, drainage, and climate resilience challenges.

• Build, calibrate, validate, and maintain engineering models using historical rainfall, flow monitoring, and field data.
• Perform flood risk, drainage capacity, and infrastructure deficiency analyses.
• Evaluate alternatives and develop Capital Improvement Program (CIP) recommendations.
• Develop and manage GIS databases and map products to support engineering studies.
• Support preparation of drainage master plans, FEMA flood studies, and climate resilience assessments.
• Assist with pump station, channel, culvert, detention basin, and storm drain improvement projects.
• Prepare technical memoranda, engineering reports, exhibits, and client presentations.
• Conduct field investigations and coordinate with clients, agencies, and project stakeholders.
• Support preparation of plans, specifications, cost estimates, and construction documents.

Qualifications & Skills

• California Professional Engineer (PE) with a Bachelor's degree in Civil Engineering and 3+ years of experience in water resources engineering.
• Experienced in hydrologic and hydraulic modeling using HEC-RAS, HEC-HMS, InfoWorks ICM, XP-SWMM, TUFLOW, and MIKE software.
• Proven expertise in 1D/2D hydraulic modeling, model calibration, floodplain mapping, FEMA studies, pump station analysis, and drainage master planning.
• Skilled in ArcGIS Pro, geospatial data management, and the application of data-driven solutions for water resources and stormwater projects.
• Experience supporting sea level rise assessments, climate resilience initiatives, and capital improvement planning.
• Strong analytical, technical writing, and communication skills with the ability to effectively present complex engineering and modeling results.
• Collaborative team player with experience mentoring junior staff, supporting project delivery, and developing high-quality engineering solutions.