Senior Wastewater Design Engineer

Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets.

We are more than 36,000 people, in over 70 countries, dedicated to improving quality of life. Everyone has an important role to play. With the power of many curious minds, together we can solve the world’s most complex challenges and deliver more impact together.

We are seeking a Wastewater Design Principal Engineer to join our growing Resilience Water team. The ideal candidate may sit in or near any of the locations posted with East Windsor, NJ being preferred.

As a Wastewater Design Principal Engineer, you will utilize your expertise and technical knowledge to execute water and wastewater treatment design & construction engineering activities. You will also manage design teams and mentor junior engineers. You will be a critical member of our team and be expected to support performance of Paramus, NJ and Philadelphia, PA offices and engagement with national team.

This role sits within our global business area Resilience. We work to protect our natural environment and water resources, while powering our world for future generations. Around the world, we’re feeling the effects climate change, rapid urbanization, loss of biodiversity. The rate at which we’re seeing large-scale, unforeseen events such as floods and wildfires, is becoming more frequent. We are here to protect our natural environment and water resources, while powering our world for future generations.

The Wastewater Design Principal Engineer will lead and/or participate in client development activities, assessing potentials, assisting with position and capture strategies, and proposal and presentation efforts for various stages of water/wastewater design projects ranging from feasibility study, conceptual design, detailed design and design services during construction. In addition, working with Area Leader(s) and client Account Leader(s) to develop project scopes and fee estimates, setting the best stage for profitable delivery, managing risk, identifying project staff, and related activities.

This role involves leading projects and clients in the planning, design, and construction of water and wastewater treatment plants, solids handling facilities, biogas facilities, distribution and collection systems, and pump/lift stations and familiar with federal and NJ state funding requirements. Responsibilities also include creating construction documents, specifications, knowledge of required permitting and overseeing construction administration. It requires managing a range of projects for various clients in the region including budgets, delivery schedules, and leading project teams to meet deliverables.

The position involves working directly with clients, when assigned, to determine their needs, provide tailored solutions, and ensure compliance with Arcadis practices, quality standards, and safety requirements. Additionally, the role includes mentoring junior engineers and technical staff, coordinating multi‑disciplinary engineering teams, and supporting the development of projects from inception to completion. Travel may be required for client meetings, project site visits, and other assignments.

• Flexibility to work with different project teams present locally and across remote offices.

• Bachelor or Master's Degree in Civil, Environmental, Mechanical, Chemical Engineering or related field.
• 10 years of related industry experience in the water/wastewater field.
• PE License in New Jersey and/or in other nearby states (or ability to obtain NJ PE within 6 months).

• 15+ years of industry-related experience.
• Experience preparing plans and specifications conform to Construction Specification Institute Master Format.
• Experience working on design projects with construction contractors utilizing alternative project delivery methods.

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