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Job Description

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Looking for a place to grow your career? A place where you can work with industry recognized professionals who are solving tough environmental problems? Geosyntec is the place for you! As a Water Resources Engineer or Scientist in Los Angeles, California, you will work with a multi-disciplinary team throughout the region on complex projects involving innovative compliance solutions for the industrial general permit, pioneering urban stormwater infrastructure studies and designs, advanced hydrologic/hydraulic analysis, surface water, watershed, and stormwater runoff monitoring/modeling, and Clean Water Act regulatory support.

Our clients ask us to address their new ventures and most challenging problems involving the environment, natural resources, and civil infrastructure. Ranked by ENR in the top 20 design firms for the environment, Geosyntec is internationally known for its technical leadership, broad experience, and exceptional client service. Learn more by visiting


Is this the right position to help you achieve your professional goals? Some of the key responsibilities for the position include:

Clean Water Act / NPDES permitting and compliance, including MS4 permits and statewide industrial stormwater general permit;

Structural stormwater BMP design (green infrastructure and active treatment systems), including feasibility assessment and preparation of preliminary through final design plan sets;

BMP monitoring and performance analysis;

Hydrologic and hydraulic (H&H) analysis and modeling;

Watershed planning, stormwater management, and TMDL implementation;

Helping broaden our reputation via publishing and visibility at prominent industry conferences; 

Design, regulatory permitting and compliance, and construction support of general civil and water resources infrastructure projects (e.g., stormwater BMPs, grading and drainage, wet utilities, roads, etc.)

Stormwater sampling, analysis, and modeling;

Spatial analysis and database management; and

Technical document preparation, including technical writing and creation of exhibits and maps.

Collaboration and mentoring are cornerstones of Geosyntec’s culture. Water resources professionals at Geosyntec work on innovative, state-of-the-practice projects, frequently collaborating with leading researchers. You should expect to work closely with experienced professionals who will help integrate you into Geosyntec’s culture as you advance to this next stage of your career.  Based on your current level of experience, you’ll likely be asked to take on task-level or project management responsibilities, along with business development, staff management, and mentoring tasks.  Here are some other things you should know about a typical experienced water resources engineer position with Geosyntec:

Training: This position requires OSHA health and safety, defensive driving certification, first aid, and CPR training and medical monitoring, paid for by the firm. We also offer professional development opportunities including in-house seminars, webinars, and mentoring, that allow our professionals to build the technical and business skills necessary to become successful consultants

Fieldwork: May be required periodically

Overnight travel: As projects require

Your success is our success. We encourage our professionals to continually develop their interests and skills. Advancement is based on an individual’s own performance and initiative.


BS degree in environmental / civil engineering, or environmental science with emphasis on water resources or closely related discipline. (required)

Advanced degree in environmental / civil engineering, or environmental science with emphasis on water resources or closely related discipline. (preferred)

Minimum of 3 years of related water resources experience. (required)

An understanding of Southern California MS4 Permits, statewide industrial general permit (IGP), and watershed-based planning and engineering. (preferred)

Ability to obtain professional registration within one year (e.g. P.E.). (required)

Experience performing IGP site visits, Stormwater Pollution Prevention Plan (SWPPP) audits, and IGP training. (preferred)

Experience planning and designing industrial stormwater advanced structural BMPs. (preferred)

An understanding of stormwater BMPs (performance and design). (preferred)

California Qualified Industrial Stormwater Practitioner (QISP) certification. (required)

California IGP Trainer of Record (ToR) certification. (preferred)

Experience with modeling and design software tools such as EPA-SWMM, HEC-HMS, HEC-RAS, AutoCAD, and ArcGIS. (preferred)

Valid driver’s license and a satisfactory driving record. (required).


Geosyntec strives to hire and retain the best and brightest people in their fields. We look for exceptional interpersonal skills, communication skills, and problem-solving abilities, plus the passion for technical excellence and quality. We seek individuals with leadership potential, a commitment to lifelong learning and growth, and the desire to build a long and rewarding career with a growing Firm.


Geosyntec is a great place to build a career. If you're looking for an exciting place to work, a place with challenging and rewarding projects, and a place that has been nationally recognized for its employees' quality of life, technical expertise, and business success, then Geosyntec may be the place for you. You can learn more about careers and employment at Geosyntec by visiting

We are proud to offer our employees a highly competitive benefits package. Learn more by visiting


Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities

The contractor will not discharge or in any other manner discriminate against employees or applicants because they have inquired about, discussed, or disclosed their own pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor’s legal duty to furnish information.