Senior Water Resources Engineer

Mannik Smith Group; Kennebunk (ME); Hybrid; USD 85,000 - 105,000; Full time

Benefits offered by this job

Schedule Flexibility

Comprehensive health benefits

Continuous learning opportunities

Generous paid time off

Career advancement opportunities

Team-building activities

Job summary

Mannik Smith Group seeks a Senior Water Resources Engineer in Kennebunk, ME. In this hybrid role, you'll lead complex projects and collaborate with a multidisciplinary team. You'll provide stormwater management solutions while mentoring junior engineers. Key qualifications include a Bachelor’s degree in Civil Engineering and at least 7 years of experience. A strong understanding of regulatory requirements and modeling tools is required. The position offers a competitive salary and benefits, fostering work-life balance.

Qualifications

• 7+ years of relevant experience in water resources engineering.
• Strong understanding of regulatory requirements.
• Experience developing and submitting permits.

Responsibilities

• Lead planning and design of water resources and stormwater projects.
• Perform hydrologic and hydraulic modeling.
• Prepare technical reports and design documentation.
• Mentor junior staff and contribute to team development.

Skills

Hydrologic and hydraulic modeling

Technical writing

Stormwater management

Communication skills

Multi-priority management

Education

Bachelor’s degree in Civil Engineering

EIT certification

PE certification (preferred)

Tools

EPA SWMM

HydroCAD

StormCAD

Job description

Senior Water Resources Engineer

Department: Water Resources

Employment Type: Full Time

Location: Kennebunk, ME

Compensation: $85,000 - $105,000 / year

Description

We’re currently seeking a Senior Water Resources Engineer to join our growing team. In this role, you’ll take on complex and impactful projects across New England - helping clients navigate evolving regulatory landscapes while delivering smart, practical stormwater and water resource solutions. You’ll collaborate with a multidisciplinary team of engineers, scientists, and planners, while also having the opportunity to mentor junior staff and contribute to the continued growth of our practice.

Key Responsibilities

• Lead and support the planning, analysis, and design of water resources and stormwater management projects
• Perform hydrologic and hydraulic (H&H) modeling using industry-standard software
• Prepare technical reports, drainage studies, and design documentation
• Collaborate with project managers, engineers, and scientists across disciplines
• Support permitting efforts with local and state agencies throughout New England
• Mentor junior staff and contribute to team knowledge-sharing and development
• Participate in client meetings and help maintain strong client relationships

Skills, Knowledge and Expertise

• Bachelor’s degree in Civil Engineering, Water Resources Engineering, or a related field
• 7+ years of relevant experience in water resources engineering
• EIT certification required; PE preferred
• Proficiency with modeling and design tools such as EPA SWMM (or PCSWMM), HydroCAD, and StormCAD
• Experience developing and submitting local, state, and federal permit applications
• Strong understanding of stormwater management, drainage design, and regulatory requirements
• Excellent technical writing and communication skills
• Ability to manage multiple priorities in a fast-paced environment
• Occasional travel to client sites within New England (10%)

Role Details

This is a hybrid role, offering the best of both worlds—collaborate in office with a high‑performing team and enjoy the flexibility of working remotely part of the week. We’re committed to supporting work‑life balance while maintaining strong team connection and project delivery.

Benefits

• Schedule Flexibility: Customize your work schedule to fit your life.
• Health & Wellness: Comprehensive health benefits to keep you and your family healthy.
• Continuous Learning: Access to online courses, conferences, and learning materials to fuel your professional growth.
• Paid Time Off: Take the time you need to recharge with our generous paid time off policy.
• Career Advancement: Clear paths for promotions and the opportunity to take on new challenges.
• Fun Team Culture: Regular team‑building activities, happy hours, and company outings.

Additional Information

Visa sponsorship is NOT available for this position

All offers are contingent upon a successful criminal background check. Fuss & O’Neill, Inc. is proud to be an affirmative action/equal opportunity employer. Fuss & O’Neill participates in the Federal e-Verify program.