What are the responsibilities and job description for the Water Resources Project Manager position at ISG?
Department: Civil
Location: Sioux Falls, SD
Compensation: $65,000 - $90,000 / year
Founded in 1973, ISG is a nationally recognized, multi-disciplinary firm delivering full-service architecture, engineering, environmental, and planning solutions. We’re excited to grow our Water team with the addition of a Water Resources Project Manager—a strategic role for professionals passionate about shaping resilient, sustainable environments.
In this position, you’ll lead impactful projects from concept through construction, including stormwater system design, stream stabilization and restoration, rural drainage, conservation practices (like oxbows and saturated buffers), wetland restoration and creation, water quality enhancements, and floodplain management.
We’re proud to support clients across the country with creative, forward-thinking solutions. ISG employee owners are motivated by a shared goal to stretch the limits of great design and go above and beyond to positively influence each other, our clients, and the communities we serve. If this sounds like a mission and culture you want to invest in, explore your career potential within our Water team.
View recent projects that you will get the opportunity to work on:
- City of West Des Moines Crossroads Park
- Heartland Co-op EOF Batch and Build
- Martin County Ditch No. 28 Nutrient Treatment Train
- Loren Benz Wetland Restoration
- Serve as the primary liaison between ISG and clients, ensuring clear, consistent, and positive communication throughout the project lifecycle
- Build and strengthen client relationships by actively listening and understanding their goals, priorities, and expectations
- Translate client objectives into actionable plans and deadlines for the project team, promoting contextual design thinking and exploring alternative solutions
- Lead regulatory coordination and oversee planning, design, and technical execution to ensure deliverables exceed client expectations
- Act as a technical resource within the organization, providing expertise and guidance on water resources projects
- Support additional initiatives and responsibilities as assigned to contribute to team and organizational success
- Minimum of 6 years of relevant professional experience in water resources engineering or related fields
- Bachelor’s degree in Civil Engineering, Biological Systems Engineering, Environmental Science, Natural Resources Management, or a closely related discipline
- Proven expertise in stormwater planning, design, and modeling, supported by strong academic or project-based experience
- Demonstrated success in managing and delivering complex projects on time and within budget
- Experience in developing proposals, defining scopes of work, and preparing accurate fee estimates
- Proficiency or working knowledge of industry-standard software tools, including: HEC-RAS, HEC-HMS, XP-SWMM, Innovyze ICM, GIS, AutoCAD and Civil 3D, preferred, but not required
- Medical, dental, and vision
- Paid time off, pro-rated amount available on your start date
- Paid holidays and paid volunteer time
- Paid parental leave
- Bi-annual profit sharing
- Employee Ownership Stock Plan (ESOP)
- 401K retirement plan
- Life insurance
- HSA and FSA options
- Bereavement leave
- Supplemental voluntary benefits
- Short term and long-term disability
- Parking reimbursement, varies on office location
- Cell phone plan reimbursement
- Mileage reimbursement for ISG-approved travel
Salary : $65,000 - $90,000
