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Project Manager​/Civil Design Project Engineer

Job in Irvine, Orange County, California, 92713, USA
Listing for: Tetra Tech, Inc.
Full Time position
Listed on 2026-02-18
Job specializations:
  • Engineering
    Environmental Engineer, Civil Engineering
Salary/Wage Range or Industry Benchmark: 80000 - 100000 USD Yearly USD 80000.00 100000.00 YEAR
Job Description & How to Apply Below
Position: Project Manager / Civil Design Project Engineer

Are you looking for a chance to build your career with a company who is Leading with Science? Are you interested in working with a group of talented women and men who drive innovation and celebrate the global community? Tetra Tech is currently seeking a Project Manager / Civil Design Project Engineer to support ongoing projects and contracts will support business development in the future (i.e., a seller-doer role).

Business development includes; development of relationships with clients in California and across the nation, to support responses to proposals and prepare grant applications for various state and federal agencies.

The ideal candidate will have an emphasis on flood risk management design with experience preparing plans, specifications, and estimates to complete a wide variety of challenging and complex hydrologic, hydraulic, and sediment transport analysis and design projects. Potential projects include; floodplain management (levee and channel design, certification and inspection; floodplain mapping; and restoration of floodplain connectivity), dam repair design and safety (probable maximum flood analysis, dam break analysis, inundation mapping and preparation of emergency action plans), river and floodplain restoration design, and determination/mitigation of water resources project impacts.

Primary clients include government agencies; county flood control districts, U.S. Army Corps of Engineers, State of California, local municipalities, Natural Resources Conservation Service, and the Bureau of Reclamation, as well as local power utilities, and Tribes.

Your Responsibilities Will Include
  • Manage the preparation of plans, specifications and estimates for design of facilities including levees, channels, in-stream and floodplain restoration features such as bio-engineered projects and levee setbacks, culverts/bridges, bioengineered bank protection measures, grade controls, and spillways.
  • Perform floodplain, inundation, and hydrologic studies.
  • Perform hydrologic analyses to support water resources projects.
  • Perform sediment transport and scour analyses to support water resources projects.
  • Prepare project reports and perform oral presentations.
  • Work with a multidisciplinary team including geomorphologists, biologists, economists and planners; as well as other hydraulic and water resources engineers.
  • Supervise and delegate work to junior engineers and support staff as necessary to manage specific design engineering tasks within larger complex projects.
  • Contribute to business development, marketing, and proposal preparation efforts.
  • Review and provide QA/QC for engineering design.
You’ll Bring These Qualifications
  • Bachelor’s Degree in Civil Engineering (or related field). A Master’s Degree with specialization in hydraulics is preferred but not required.
  • Professional Engineer license required (CA license required w/in 6 months of hire).
  • 8+ years of professional experience in water resources design.
  • Experience with AutoCAD and Civil 3D, Micro Station and Open Roads.
  • Experience with 1-D steady and unsteady modeling such as HEC-RAS, HEC-GeoRAS, and similar.
  • Experience with hydrologic modeling such as HEC-HMS, HEC-GeoHMS, and SWMM as well as statistical analysis of flow record.
  • Experience with 2-D modeling (RAS-2D, FLO-2D, ADH, SRH-2D and similar).
  • Experience with Sediment Transport modeling (HEC-RAS, HEC-6T, SIAM and similar) a plus.
  • Experience and knowledge of FEMA requirements (including C/LOMR processing) a plus.
  • Solid technical writing, presentation and communication skills.
  • Manage project budgets and schedules.
What We Can Offer You
  • Competitive Salary and Benefits:
    Competitive compensation packages that recognize the value and experience you bring, complemented by a comprehensive benefits package including health, dental, and vision insurance, retirement plans, and paid time off.
  • Advanced Career Development Opportunities:
    Provide tailored career development opportunities that align with your aspirations and expertise, including leadership training, advanced certifications, and opportunities to lead groundbreaking projects.
  • Excellence and Achievement Awards:
    Thrive in an environment where excellence is…
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