Senior Water/Wastewater Engineer

About the job

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

We are more than 34,000 people, in over 30 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.

Role description:

We are seeking a Senior Water/Wastewater Engineer to join our growing Resilience Water team in White Plains, NY. As a Senior Water/Wastewater Engineer, you will utilize your expertise and technical knowledge for design and construction to execute a variety of water and wastewater projects. You will also manage design teams and mentor junior engineers. You will be a critical team member and be expected to ensure business performance metrics are being met. You will also be responsible for Client Management/Development strategy in the White Plains, NYC region.

This role sits within our global business area of 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 of climate change, rapid urbanization, and loss of biodiversity. The rate at which we’re seeing large-scale, unforeseen events such as floods and wildfires, is becoming more frequent.

This is a hybrid position with an in-office expectation of 2-3 days a week.

Role accountabilities:

As a Senior Water/Wastewater Engineer, you will lead and direct the development of water and wastewater projects.You will utilize your knowledge of water distribution systems, wastewater collection systems, pump/lift stations, and water/wastewater treatment facility engineering to successfully deliver projects and meet client expectations.

You will lead projects and clients in the planning, design, and construction of water/wastewater treatment plants, distribution/collection systems, and pump/lift stations as well as creating construction documents, project specifications, and handling construction oversight/administration.

Provide technical expertise on multi-disciplined projects as a design leader, QA/QC reviewer, or technical advisor.

Engage directly with clients to determine needs and deliver solutions and lead the growth of client relationships with target clients.

Manage a range of projects for various clients in the region. Responsibilities will include managing budgets and delivery schedules for each assignment, and leading project teams to meet the project deliverables.

Support the work of others and mentoring junior-level engineers & design/drafting technical staff.

Lead/support teams in the marketing and proposal phases of projects including preparation of winning proposals and successful presentations, as well as developing scopes of work and budgets for various water, wastewater, and stormwater projects.

Travel, as needed, for client meetings, project site visits, etc.

Qualifications & Experience:

Key Skills and Attributes:

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

• Self-motivated in improving team and personal performance

Required Qualifications:

• Bachelor’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 York and/or in other nearby states (or ability to obtain PE within 6 months)

Preferred Qualifications:

• Master’s Degree in Engineering

• 15 years of industry-related experience

Continue your career journey as an Arcadian.

We can only achieve our goals when everyone is empowered to be their best. We believe everyone's contribution matters. It’s why we are pioneering a skills based approach, where you can harness your unique experience and expertise to carve your career path and maximize the impact we can make together.

You do meaningful work, and no matter where your next role in Arcadis takes you, you’ll be helping to deliver sustainable solutions for a more prosperous planet. Make your mark; on your career, your colleagues, your clients, your life and the world around you.

Together, we can create a lasting legacy.

Our Commitment to Equality, Diversity, Inclusion & Belonging

We want you to be able to bring your best self to work every day. Our ambition is to be an employer of choice and provide a great place to work for all our people. We are an equal opportunity employer. We are dedicated to a policy of non-discrimination in employment on any basis including race, creed, color, religion, national origin, sex, age, disability, marital status, sexual orientation, gender identity, citizenship status, disability, veteran status, or any other basis prohibited by law.

Arcadis offers benefits for full time and part time positions. These benefits include medical, dental, and vision, EAP, 401K, STD, LTD, AD&D, life insurance, paid parental leave, reward & recognition program and optional benefits including wellbeing benefits, adoption assistance and tuition reimbursement.  We offer nine paid holidays and 15-20 days PTO that accrue per year. The salary range for this position is $140,000 - $180,000 Actual salaries will vary and are based on several factors, such as experience, education, budget, internal equity, project and location.

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Additional Information

• Job Identification: 45543
• Job Category: Design & Engineering
• Posting Date: 2026-10-28
• Job Schedule: Full time
• Locations: 44 South Broadway, Suite 1200, White Plains, NY, 10601, US (Hybrid)