Mid-to-Senior-Level Civil/Environmental Engineer or Scientist (Stormwater)

About the Job 

Are you looking for an energetic work environment where you can apply your academic and technical skills, collaborate with top-notch industry professionals on exciting environmental projects, and build your career?  Then GSI is the place for you. 

Our company culture is built on excellent service, teamwork, and technical collaboration to solve challenging environmental problems. GSI’s Irvine, California, office has immediate openings for Mid- to Senior-Level Engineers and Scientists. Come join our team! 

Responsibilities: 

GSI is seeking mid to senior-level engineers and scientists to expand our stormwater practice.  We are looking to hire staff that can contribute to some or all of the following efforts:

• Support and eventually lead stormwater and related NPDES projects, including industrial, municipal, and construction-related projects.
• Conduct hydrologic and hydraulic evaluations of stormwater runoff.  
• Design stormwater treatment facilities, pump stations, and conveyance infrastructure and infiltration systems.  
• Prepare documents such as proposals, plans (e.g., Stormwater Pollution Prevention Plans [SWPPPs]), and technical reports (e.g., Exceedance Response Action [ERA] Reports and Water Quality Based Corrective Action [WQBCA] Reports). 
• Conduct engineering feasibility analyses.
• Assist in the collection, evaluation and management of stormwater quality data.
• Conduct industrial and construction site assessments.
• Develop and/or recommend stormwater best management practices (BMPs) to reduce pollutants in stormwater discharges. 
• Participate in research and development of innovative stormwater quality treatment technologies. 
• Provide permitting and compliance support to our clients. 
• Collaborate with technical experts, project managers, colleagues, and subcontractors. 

Qualifications/Requirements: 

• Bachelor’s degree or higher in engineering or environmental science. 
• At least 4 years of relevant experience.
• Understanding or interest in stormwater/wastewater regulations and related permit requirements. 
• Ability to work independently and as part of a team. 
• Excellent organizational, verbal, and written communication skills. 
• Valid driver’s license and clear driving record. 
• Ability to travel domestically. 
• Flexibility to work outside normal office work hours, if needed (e.g., for occasional site visits). 

Job Perks: 

• Competitive salary and benefits. 
• Quarterly and year-end bonuses. 
• Flexible work environment with potential for part-time and/or remote work. 
• Excellent career growth opportunities, including on-the-job training, mentorship, professional development, and, depending on interest and capabilities, the opportunity to work directly with a variety of clients and regulators. 
• Participation in conferences, technical presentations and papers, and research and design.
• Fun, collaborative, teamwork-driven atmosphere. 

Exact compensation may vary based on skills, years of experience, and location.

Salary range for those with mid-level experience: $85,000 - $110,000 

Salary range for those with senior-level experience: $115,000 - $150,000