Full-Time

Wastewater Treatment Design Engineer

Water

Updated on 9/12/2026

Deadline 8/27/27
Gannett Fleming

Gannett Fleming

51-200 employees

Right-of-way and land services for infrastructure

Compensation Overview

$90k - $200k/yr

+ Incentive compensation

Woodbury, NY, USA + 4 more

More locations: Newark, NJ, USA | Marlton, Evesham, NJ, USA | New York, NY, USA | East Brunswick, NJ, USA

Hybrid

Hybrid work requires attendance at one of the listed offices.

Bachelor's, Master's

Category
Architecture & Civil Engineering (1)

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Requirements
  • A Bachelor of Science degree in Civil Engineering, Environmental Engineering, or Chemical Engineering is required.
  • A Professional Engineer license is required, or the ability to obtain one within 6–12 months.
  • At least 8 years of experience in wastewater engineering is required, particularly designing studies, plans, and specifications for water or wastewater infrastructure, including treatment and collection/distribution projects.
  • Expert knowledge of standard engineering techniques and procedures is required.
Responsibilities
  • Lead and support the design, optimization, and management of systems that treat and transport wastewater.
  • Design wastewater treatment plants, pumping stations, and collection networks, including detailed computer-aided design drawings and equipment selection.
  • Design new treatment systems or upgrade existing systems, including biological nutrient removal, sludge handling, and filtration processes.
  • Analyze and enhance treatment techniques such as pH adjustment, chemical dosing, and aeration to improve efficiency and reduce costs.
  • Perform hydraulic analyses of existing and new wastewater treatment plants, pump stations, and piping systems; select pumps and evaluate existing pump performance.
  • Analyze laboratory data, operator reports, and chemical usage to resolve operational issues and improve efficiency.
  • Ensure treated wastewater meets municipal or industrial regulatory standards to protect public health and the environment.
  • Conduct feasibility studies, upgrade existing infrastructure, and manage projects from design through completion.
  • Develop cost projections and feasibility studies, and supervise construction or commissioning of new technology.
  • Monitor operator reports and laboratory results to refine treatment techniques.
  • Serve as a technical specialist in conventional and advanced wastewater treatment, including physical/chemical primary treatment, conventional activated sludge, biological nutrient removal, fixed-film processes, membrane bioreactors, side-stream treatment, tertiary filtration, auxiliary wet-weather treatment, and disinfection.
Desired Qualifications
  • A Master of Science degree is preferred.
  • EPC project experience is preferred.
  • Experience designing and constructing wastewater treatment facilities is preferred.
  • At least three years leading process design of wastewater projects with full responsibility for budget, schedule, contractual obligations, client service, and quality standards is preferred.
  • Demonstrated experience and knowledge in preliminary treatment, primary treatment, biological treatment including biological nutrient removal, disinfection, hydraulics, and solids processing and handling are preferred.

Gannett Fleming (OPC, Overland, Pacific & Cutler) focuses on land services and right-of-way solutions for infrastructure projects across the United States. It helps public agencies, private developers, and utility companies by providing guidance on federal and state regulations, negotiating property acquisitions, and managing project timelines. The core offerings include project management, property acquisition, and regulatory compliance, delivered through contracts with clients and supported by specialized tools. The company differentiates itself through more than four decades of experience, a broad client base, and a turnkey approach that combines regulatory navigation, land rights negotiation, and project scheduling. The goal is to help clients deliver infrastructure projects smoothly, on schedule, and in compliance with all applicable laws and requirements.

Company Size

51-200

Company Stage

N/A

Total Funding

N/A

Headquarters

Long Beach, California

Founded

1980

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Simplify Jobs

Simplify's Take

What believers are saying

  • August 2026 TxDOT rail grade separation funding highlights GFT's transportation pipeline.
  • 2026 wins on Prince William Water, Brent Spence, and Interstate 5 deepen account penetration.
  • April 2025 through August 2026 leadership hires signal aggressive expansion into water, data centers, and Canada.

What critics are saying

  • OceanSound-backed integration after August 2024 merger strains culture, systems, and margins through 2026.
  • Four acquisitions in 20 months, including Scalar and Muller, create execution and retention risk.
  • Project concentration in public infrastructure ties results to state funding cycles and delayed awards.

What makes Gannett Fleming unique

  • August 2024 merger with TranSystems created a $1.3 billion national infrastructure platform.
  • April 2025 rebrand to GFT unified seven businesses across transportation, water, power, and facilities.
  • 2026 awards in ACEC, AWWA, and Roads & Bridges validate technical credibility.

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Benefits

Health Insurance

Dental Insurance

Vision Insurance

Life Insurance

Disability Insurance

401(k) Retirement Plan

401(k) Company Match

Unlimited Paid Time Off

Hybrid Work Options

Wellness Program

Parental Leave

Pet Insurance

Tuition Reimbursement

Professional Development Budget

Growth & Insights

Headcount

6 month growth

-2%

1 year growth

-2%

2 year growth

-2%