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Job description
Responsibilities
The Environmental Senior Project Consultant is responsible for the successful execution of environmental consulting projects from proposal development through project closeout and collection. This role provides technical leadership, project oversight, client management, staff development, and financial accountability across multiple projects. The Environmental Senior Project Consultant serves as the primary client contact on assigned projects, mentors technical staff, and ensures projects are delivered safely, profitably, and in accordance with company standards while demonstrating ECS Core Values.
Designs and oversees both temporary dewatering treatment systems and permanent remedial systems for groundwater and surface water applications with a strong understanding of sample collection, preparation, preservation, and laboratory submission regulations and guidelines
Develops skills and expertise in other sector-specific water treatment applications
Designs, oversees, reviews, and interprets hydrogeologic and contaminant fate and transport evaluations
Leads and designs pilot tests, treatability studies, and system startups
Provides field oversight during installation, commissioning, troubleshooting, and performance monitoring of treatment systems
Demonstrates a strong understanding of:
Hydrogeologic and chemical processes governing contaminant behavior
Advanced in-situ and ex-situ remediation technologies
Emerging contaminants in water and best available technologies for remediation methods
Exhibits an advanced understanding of water testing procedures, high-pressure filtration systems, NPDES, and temporary discharge permitting with regional expertise and working knowledge of national standards and performs related on-site compliance inspections
Develops engineering drawings, specifications, and permit applications for treatment systems
Reviews Process Flow Diagrams (PFDs) and Process and Instrumentation Diagrams (P&IDs) within AutoCAD and other Autodesk Programs
Reviews and interprets analytical and water quality data using data trend analysis tools
Maintains a working knowledge of data system collection methods, control system logic, and troubleshooting basics
Reviews and provides feedback on field and laboratory testing by others and performs training and/or corrective action as necessary
Communicates with junior staff to direct field work performed by subcontractors and other field staff
This position will require out-of-town travel and a willingness to travel is required
Leads and mentors junior staff and supports professional development across the team
Manages environmental consulting projects from proposal through project closeout
Serves as the primary client contact for assigned projects
Maintains and expands client relationships and business opportunities
Manages project budgets, profitability, invoicing, and collections
Reviews and approves project change orders and budgeting adjustments
Schedules, trains, and oversees technical staff assigned to projects
Coordinates project staffing and resource allocation
Oversees multiple projects simultaneously and ensures successful project execution
Reviews and approves proposals, scopes of work, and fee estimates
Prepares and reviews environmental reports, analyses, and recommendations
Conducts senior-level reviews of project deliverables before Principal review
Leads client meetings and project discussions
Supports staffing decisions in collaboration with department leadership
Provides guidance on technical, operational, and project management issues
Performs additional project leadership and technical duties as assigned
Qualifications
Required Qualifications
10 years of related experience in environmental consulting or an equivalent combination of advanced education and experience (i.e., 4-year degree + 6 years of experience or Associate degree + 8 years of experience)
High school diploma or GED required Bachelor's and/or Master's of Science in Civil Engineering, Environmental Engineering, Natural or Environmental Science, Geology, or other degree relevant to the practice of Environmental Consulting is preferred
Obtain and/or maintain licensure or certifications applicable to the work performed or managed
Extensive knowledge of environmental principles, regulations, and consulting practices
Extensive knowledge of permitting requirements and environmental investigation methodologies
Excellent project management and consulting skills
Strong leadership, coaching, and team development capabilitiesStrong financial management and budgeting skills
Ability to manage multiple complex projects simultaneously
Ability to build and maintain long-term client relationships
Strong written and verbal communication skills
Ability to review and evaluate technical work produced by others
Strong business development and client growth capabilities
If driving for or on behalf of any ECS subsidiary, a valid driver's license is required
Military Qualifications
The following US Military ranks will qualify for this position IF they also meet the education and licenses requirements from the above section titled "Required Qualifications": E-6/E-7
The expected pay range for this role and location is $95,000 - $105,000/year. The final agreed-upon compensation will be determined based on specific location and other individual qualifications.
About Us
ECS Group of Companies (ECS) was founded in 1988 with the goal to raise the standards of professional engineering consulting. Today, we are a leader in geotechnical, construction materials, environmental and building science + infrastructure consulting services. We are employee-owned with more than 3,200 employees in 125 offices and testing facilities coast to coast. ECS is currently ranked #60 in Engineering News-Record’s Top 500 Design Firms (April 2026), #148 in Engineering News-Record’s Top 200 Environmental Firms (October 2025) and #38 in Zweig Group’s Hot Firm List (June 2026). For additional information about ECS, visit:
ECS is an Equal Opportunity Employer.
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Worksite address
marysville, WA, 98271, US
Who can apply
Review the original listing for work authorization, qualifications and employer requirements.