Description
Job Posting TitleWater/Wastewater Project Engineer
Job Description
At Chastain and Associates, our mission is to build sustainable, functional environments where people live, work, and play. We value excellence, innovation, and connectivity. Chastain supports work-life balance with flexible hours, hybrid options, paid time off, and a culture that encourages personal and professional growth.
What You’ll Do as the Senior Project Engineer - Water/Wastewater
You will lead potable, storm, and wastewater infrastructure projects with confidence and clarity. Your deep experience in civil engineering and project management, paired with strong leadership and communication skills, will ensure outstanding service to our clients.
Serve as the project engineer for a variety of water-related infrastructure projects
Oversee the full project lifecycle: initiation, design, construction, and closeout
Ensure project delivery aligns with scope, budget, schedule, and quality standards
Develop and manage proposals, plans, specifications, estimates, and grant documentation
Conduct on-site investigations and feasibility studies across multiple domains
Lead client relationships and participate in business development
Coordinate with multidisciplinary teams to ensure alignment and efficiency
What You’ll Bring to the Table
What We Offer You
401K plan with generous company match
Annual pay increases
Flexible work hours
Paid-time off based on total industry tenure
We provide four types of medical insurance plans, along with medical reimbursement and dependent care benefits
We pay for dental insurance, and short-term/long-term disability insurance
Employee and employee plus family life insurance options
7 paid holidays and 1 floating holiday
Relocation assistance
Cell phone reimbursement plan
Annual boot allowance
Verizon wireless employee discount program
Sam's Club and Costco membership reimbursement
Ready to Make an Impact?
We’re reviewing applications on a rolling basis. Apply today to help us build communities that thrive! Don't meet every single requirement? We encourage you to apply anyway. At Chastain, we're committed to building a diverse, inclusive, and authentic workplace—and you might be just the right candidate for this or another role.
Chastain and Associates LLC is an equal opportunity employer. All applicants will be considered without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran, or disability status.
Requirements
Education: Bachelor’s degree in Engineering (Civil Engineering preferred)
Licensure: PE license in Illinois or ability to obtain within 1 year
Experience: 10+ years in U.S.-based civil engineering or governmental infrastructure work
Location: Based in or willing to relocate to Decatur, IL (hybrid schedule available)
Software: Proficiency in Microsoft 365, Adobe and AutoCAD
Client Engagement: Strong relationship-building and client-facing skills
Mindset: Collaborative, adaptable, values-driven
