Demo

Senior Water/Wastewater Engineer

Pennoni
Pennoni Salary
Newark, DE Full Time
POSTED ON 10/19/2026
AVAILABLE BEFORE 12/19/2026

Pennoni is seeking an experienced and driven Senior Water/Wastewater Engineer to provide technical leadership and project management for a diverse portfolio of water, wastewater, and municipal engineering projects. In this role, you will lead multidisciplinary teams in the planning, design, permitting, and delivery of critical infrastructure that serves communities and public agencies. The successful candidate will oversee projects ranging from water and wastewater treatment facilities and pump stations to roadway improvements, stormwater systems, parks, municipal facilities, and community development initiatives. This position offers the opportunity to work closely with municipal clients while guiding projects from concept through construction.

 

Job Responsibilities

Project Management & Client Service

  • Lead the planning, execution, and delivery of water/wastewater and municipal engineering projects, ensuring quality, budget, and schedule objectives are met.
  • Serve as the primary point of contact for municipal, public sector, and utility clients, fostering strong relationships and delivering exceptional client service.
  • Support business development efforts through proposal preparation, client engagement, and identification of new project opportunities.

Technical Leadership

  • Provide technical oversight, guidance, and quality review for engineering studies, reports, plans, specifications, and construction documents.
  • Lead multidisciplinary teams and mentor junior staff to support professional growth and project success.
  • Ensure compliance with applicable regulatory requirements, industry standards, and best engineering practices.

Water & Wastewater Engineering

  • Manage the planning, design, permitting, and rehabilitation of water and wastewater infrastructure, including treatment facilities, pump stations, booster stations, collection systems, conveyance systems, and water intake facilities.
  • Lead hydraulic modeling, system evaluations, feasibility studies, master planning efforts, and regulatory coordination.
  • Prepare and oversee technical reports, permit applications, and engineering documentation for public and utility clients.

Municipal Engineering Services

  • Provide engineering services for municipalities and governmental agencies involving stormwater management, roadways, waterways, trails, parks, and public facilities.
  • Support municipal clients with planning and zoning initiatives, capital improvement projects, and infrastructure planning efforts.
  • Oversee construction administration activities, including contractor coordination, field observations, and project closeout.

Minimum Qualifications

  • Bachelor's degree in Civil Engineering, Environmental Engineering, or a related engineering discipline.
  • Professional Engineer (PE) license.
  • 10 years of progressive engineering experience, including significant experience in water/wastewater and municipal engineering projects.
  • Demonstrated project management experience overseeing complex infrastructure projects.
  • Strong understanding of water and wastewater systems, municipal infrastructure, and applicable regulatory requirements.
  • Experience preparing and reviewing engineering plans, specifications, technical reports, and permit applications.
  • Strong leadership, communication, and client management skills.
  • Proven ability to manage project budgets, schedules, and multidisciplinary teams.
  • Valid driver's license and ability to travel to project sites and client meetings as needed.

Preferred Qualifications

  • Experience serving as a Municipal Engineer or supporting municipal clients on an ongoing basis.
  • Experience with hydraulic modeling software and water/wastewater system analysis.
  • Familiarity with Delaware municipal regulations, permitting processes, and public-sector procurement practices.
  • Established relationships with municipal, utility, or public-sector clients.
  • Experience in business development, proposal preparation, and client account management.
  • Previous experience leading large multidisciplinary infrastructure programs.
  • Strong mentoring and team development experience.

Why Work With Us?

 

Pennoni is a multidisciplinary consulting engineering firm that was founded six decades ago.  We approach engineering challenges from a wider spectrum of angles than most, from land development to energy management.  Our goal is to help communities and private sector clients alike navigate the ever-changing technological advancements available while learning how best to integrate “smart” solutions into the current landscape; this ultimately contributes to resilient and sustainable planning.  Our combination of talent and experience generates unprecedented solutions for diverse & iconic projects around the globe!

 

At our core, we recognize that the unique qualities of our Pennoni individuals are essential for innovation and growth as a whole. Pennoni, an ENR Top 500 consulting engineering firm, offers many opportunities to help you build your career. We continually strive to build a great workplace where our employees trust the people they work for, enjoy the people they work with, and take pride in what they do.

 

Equal Opportunity Employer/Veterans/Disabled

Salary.com Estimation for Senior Water/Wastewater Engineer in Newark, DE
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