Senior Wastewater Engineer

Company: Hazen and Sawyer
Location: Wethersfield
Posted on: February 15, 2026

Job Description:

Job Description Job Description Hazen and Sawyer is seeking a Senior Wastewater Engineer for our Wethersfield, CT office. As part of our Wastewater team qualified candidates will be involved with a wide range of wastewater infrastructure projects, focusing on treatment process design and construction. Hazen and Sawyer is a stable, growing, employee-owned company where engineers and scientists are valued. We are committed to making the world a better place by providing technically superior solutions to our clients for all things water. Why Hazen and Sawyer: Founded in 1951 by the son of Allen Hazen (developer of the Hazen-Williams equation), we are an employee-owned company with a singular focus on "all things water." Our work includes planning, design, and oversight of construction of environmental infrastructure – for water, wastewater, and stormwater management. We foster a work environment low on bureaucracy and high in creativity. We recruit talented professionals, provide them with challenging, interesting, and creative assignments, and furnish them with the tools they need to succeed. We currently have over 2,000 employees in 70 offices throughout the United States, Latin America, Canada, and the UK. A flexible hybrid work schedule supports today's busy professionals. Key Responsibilities: Position will include high level of client development and management, supported by our local offices and New York City Corporate Headquarters. Required Qualifications: minimum of 10 years of experience (a minimum of 20 preferred) Minimum professional qualifications are a BS degree in environmental, civil, or mechanical engineering PE license Excellent communication and interpersonal skills are essential. Experience with project management or the desire to grow into a project management role What We Offer: Comprehensive health benefits (medical, dental, vision, and prescription plans) Pre-tax flexible spending plans for medical, dependent care, and transportation Short and long-term disability, and employer paid life insurance Paid holidays, floating holidays, and paid time off (PTO) Employer-contributed 401(k) plan and additional financial planning support Professional growth opportunities, including tuition reimbursement, in-house training, and incentives for professional registration and professional organization memberships Starting pay range for this position depends on skills, experience, education and geographical location

Keywords: Hazen and Sawyer, Portland , Senior Wastewater Engineer, Engineering , Wethersfield, Maine