Project Manager Wastewater
Listed on 2026-01-27
-
Engineering
Environmental Engineer, Water Management -
Management
Water Management
Overview
Join to apply for the Project Manager Wastewater role at Weston & Sampson
.
Weston & Sampson is seeking a Project Manager with 10-15 years of experience in our Portsmouth, or Manchester, NH office. This position will lead a team of wastewater engineers on the planning, design, and construction administration of infrastructure projects that will include wastewater projects for private, public-sector and federal clients across New Hampshire and Maine. The Project Manager has a unique opportunity to assist with ongoing or new alternative project delivery methods such as Design-Build or Construction Management at Risk (CMAR).
Support of ongoing wastewater treatment, large-scale desalination, and climate resiliency projects are just a few exciting opportunities awaiting you in our NH Wastewater Team.
What You’ll Do
- Supervise and lead project teams in the development of engineering reports, studies, and designs, utilizing recognized industry standards and regulatory-compliant approaches
- Supervise and lead project teams in the field evaluation and assessment of existing wastewater facilities and infrastructure, including collection systems, pumping stations, and treatment facilities
- Assess opportunities and define project scope, schedule, and fee, as well as determine work procedures and staffing and subconsultant assignments
- Support the procurement of construction services, including support and evaluation of public bidding, contract execution, and construction administration
- Supervise, train, and mentor engineering and non-technical support staff
- Pursue new work opportunities through established client relationships, market sector awareness, and competitive pursuits, including participation in proposal development and interviews / presentations
- Participate in professional organizations and technical committees
What You Will Bring
- BS in Civil or Environmental Engineering
- New Hampshire, Maine, and Massachusetts PE license or ability to obtain within six months
- 10 to 15 years of relevant experience working with municipal and private clients in engineering or project management roles, including:
- Evaluation, study, and design of municipal wastewater treatment facilities, pump stations, and collection/conveyance systems
- A high degree of treatment process and pump sizing/hydraulics knowledge
- Understanding of typical project funding mechanisms, local government budgeting and procurement processes, and federal, state, and local regulations
- Site and stormwater design of development projects
- Familiarity with the permitting process on the federal, state, and local level
- Demonstrated experience with:
- Managing technical and support staff on multiple concurrent projects
- Working as direct client manager
- Preparation of engineering and construction cost estimates
- Adhering to project budgets, tracking financial performance, and managing invoicing
- Preparing competitive proposals and leading interview teams
- Cost estimating experience
- Have strong communication skills (oral and written) and be able to remain organized with multiple concurrent projects and deadlines
- Adept at interpersonal relationship skills, conflict resolution, team leadership, and presentations and ability to work collaboratively
- Active member of relevant industry associations
- Possessing high ethical standards, committed to producing high quality deliverables, and a commitment to teamwork, respect, and integrity
Overview
Weston & Sampson is an 100% employee-owned, full-service environmental and infrastructure consulting firm made up of more than 800 professionals, who work together to develop innovative, cost-effective solutions for our clients. Since our founding in 1899, Weston & Sampson’s mission has been to protect, improve, and sustain the natural and built environment to enhance the quality of life. As we grow, we are seeking dedicated technical and professional individuals who want to collaborate on meaningful projects with a team that respects and values their ideas.
Weston & Sampson offers a flexible work environment, competitive compensation, industry-leading benefits, and exciting career growth opportunities—all in a supportive and dynamic corporate culture…
(If this job is in fact in your jurisdiction, then you may be using a Proxy or VPN to access this site, and to progress further, you should change your connectivity to another mobile device or PC).