Project Manager - Water

Weston & Sampson; Portsmouth (NH); Hybrid; USD 115,000 - 150,000; Full time

Benefits offered by this job

Growth opportunities

Flexible workplace

Meaningful work

Job summary

Weston & Sampson in Portsmouth, NH is seeking an experienced Project Manager for their Drinking Water Program. This role involves overseeing infrastructure projects, managing budgets, and leading project teams. The ideal candidate has 8-15 years of relevant experience, a BS in Engineering, and strong communication skills.

As an employee-owned company, Weston & Sampson fosters a collaborative environment and offers an inclusive culture. The position allows for flexible work arrangements and a commitment to professional growth.

Qualifications

• 8-15 years of project management experience, preferably in drinking water engineering.
• Professional engineering registration or ability to obtain one within a year.
• Valid driver’s license and willingness to travel for meetings.

Responsibilities

• Oversee project teams for drinking water infrastructure projects.
• Manage multiple projects focusing on budgetary and client aspects.
• Prepare engineering reports, studies, and Contract Documents.

Skills

Project management

Communication skills

Interpersonal relationship building

Organizational/time management skills

Education

BS in Civil, Environmental, or equivalent Engineering

Master's degree (preferred)

Tools

Engineering design software

Job description

Weston & Sampson is currently seeking an experienced Project Manager with 8-15 years of experience for our Drinking Water Program. The Project Manager will have in-depth knowledge of municipal water utilities, work with a variety of skilled staff in a team environment and be responsible for managing distribution and/or treatment projects. The position will be staffed from one of our Massachusetts or New Hampshire office locations with the flexibility to work from home a couple days a week.

What You’ll Do

• Overseeing project teams with preparing new or upgrading existing drinking water infrastructure projects including groundwater and surface water source, treatment, pump station, storage, and/or pipeline evaluation, design, and construction projects
• Dealing with multiple projects and clients along with managing technical, budgetary and client aspects of projects
• Familiar with water system permitting, funding, planning, modeling, design, and construction with technical expertise in distribution and/or treatment projects
• Review assigned project(s) to define project scope, determine work procedures/sequences and develop schedules, budgets, staffing, sub-consultant involvement, and progress billing points
• Prepare and/or supervise engineering reports, studies, calculations, and Contract Documents
• Assist with business development, marketing, and proposal preparation with support from senior management as needed
• Establishing long‑term relationships with municipal clients
• Supervise, train, and mentor junior staff
• Participate in professional organizations through presentations and/or technical committees

What You’ll Bring

• BS in Civil, Environmental, or equivalent Engineering degree is required; Master’s degree preferred
• Professional engineering registration/license or ability to receive within one year of hire; Massachusetts or New Hampshire preferred
• Valid driver’s license is required. Some travel will be required to client meetings and project sites
• Familiarity with Massachusetts/New Hampshire public bidding projects
• Passion for drinking water engineering
• Effective written and verbal communication skills
• Organizational/time management skills are required
• Adept at interpersonal relationship building, conflict resolution, team leadership, and mentoring

Salary Range: $115,000 - $150,000 depending on experience

Overview

At Weston & Sampson, you’ll work alongside more than 1,000 employee-owners who are passionate about improving our communities. From providing clean water to designing resilient infrastructure and sustainable environments, our work has a direct impact on quality of life. We’re looking for curious, driven professionals who want to contribute to innovative, impactful projects and grow with a team that supports them. We are a 100% employee‑owned, interdisciplinary firm offering design, engineering, and environmental services. Since our founding in 1899, we have worked to build a collaborative, forward‑thinking environment grounded in respect for each other’s ideas.

We offer

• Meaningful work: Contribute to projects that protect and enhance the natural and built environments
• Ownership mindset: As an employee‑owner, your work directly contributes to our shared success
• Growth opportunities: Build your career through mentorship, diverse projects, and clear advancement pathways
• Flexible workplace: Work in a way that supports your life and not the other way around
• Strong culture: Join a team that values collaboration, inclusion, and recognition

Our Commitment to Inclusion, Diversity, Equity & Access (IDEA)

We believe diverse perspectives make us stronger. Weston & Sampson is committed to fostering a culture of belonging where all employees feel valued, respected, and empowered. We actively support IDEA principles across our organization and in our daily work.