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Gannett Fleming

Right-of-way and land services for infrastructure

Water Treatment Facility Design Engineer

Full-TimeDeadline 8/27/27
$90k - $200k+ Incentive compensation
Senior, Expert
Bachelor's, Master's
State College, PA, USA+7 moreMore locations: Philadelphia, PA, USA | Audubon, PA, USA | Pittsburgh, PA, USA | Mercer, PA, USA | Ebensburg, PA, USA | Allentown, PA, USA | Mechanicsburg, PA, USA
HybridRegular attendance at one of the listed offices is required.
Architecture & Civil EngineeringWater Resources Engineering

About the job

Requirements
  • A Bachelor of Science degree in Civil Engineering, Environmental Engineering, or Chemical Engineering is required; a Master of Science degree is preferred.
  • A Professional Engineer license is required, or the ability to obtain one within 6–12 months.
  • Eight or more years of experience in the water discipline is preferred, particularly designing water infrastructure such as treatment and pumping station projects.
  • Expert knowledge of standard engineering techniques and procedures.
  • Demonstrated experience and knowledge in primary treatment, filtration processes, chemical storage and feed, advanced water treatment, disinfection, hydraulics, and solids processing and handling are preferred.
  • A successful track record leading water design and plant facilities projects.
  • Experience in conventional filtration and membrane filtration is preferred; experience in hydraulics, chemical feed systems, and alternate disinfection is also preferred.
  • Progressive experience in the evaluation, design, permitting, and construction administration of water treatment facilities, pumping stations, and water storage and distribution facilities.
Responsibilities
  • Design water treatment plants and pumping stations, including detailed computer-aided design drawings and equipment selection.
  • Design new treatment systems or upgrade existing systems, including pretreatment, granular media and membrane filtration, chemical storage and feed, ultraviolet and other advanced treatment technologies, and pumping equipment.
  • Analyze and enhance treatment techniques such as pH adjustment, chemical dosing, and aeration to improve efficiency and reduce costs.
  • Perform hydraulic analysis of existing and new water 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 water meets municipal or industrial regulatory standards to protect public health and the environment.
  • Conduct feasibility studies, upgrade existing infrastructure, and manage projects from design to 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.
  • Function as a technical specialist in conventional and advanced water treatment.
Desired Qualifications
  • A Master of Science degree is preferred.
  • Eight or more years of water-discipline experience, particularly in designing water infrastructure such as treatment and pumping station projects, is preferred.
  • Demonstrated experience and knowledge in primary treatment, filtration processes, chemical storage and feed, advanced water treatment, disinfection, hydraulics, and solids processing and handling are preferred.
  • Experience in conventional filtration and membrane filtration is preferred, as is experience in hydraulics, chemical feed systems, and alternate disinfection.

About the company

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'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

Growth & Insights

Headcount

6 month growth

-2%

1 year growth

-2%

2 year growth

-2%