Wastewater Treatment Process Engineer

Gannett Fleming; Philadelphia (Philadelphia County); Hybrid; USD 80,000 - 180,000; Full time

Benefits offered by this job

Hybrid work environment

Comprehensive benefits package

Tuition reimbursement

401(k) with match

Professional development support

Job summary

Gannett Fleming’s Water team seeks a Wastewater Treatment Process Engineer to advance design and optimization of treatment facilities across PA sites. The role blends office work with field visits under a hybrid model.

Requires a BS in Civil/Environmental/Chemical Engineering, PE or eligibility in 6–12 months, and 4+ years in wastewater. EPC project leadership and knowledge of BNR, disinfection, and hydraulics are preferred.

Qualifications

• BS in Civil, Environmental, Chemical Engineering (MS preferred).
• PE license or ability to obtain in 6–12 months.
• 4+ years in wastewater treatment design/evaluation.
• Experience with EPC projects and budget/schedule control.
• Knowledge of treatment processes: BNR, disinfection, hydraulics.

Responsibilities

• Lead and support design of wastewater treatment facilities and improvements.
• Perform site visits, treatment studies, and prepare design reports.
• Support permitting efforts and construction administration.
• Apply conventional and advanced treatment knowledge (MBR, tertiary filtration).

Skills

Wastewater design

Process optimization

Project leadership

Data analysis

Regulatory knowledge

Education

BS in Civil Engineering

MS preferred

Tools

BioWin

GPS-X

Sumo

Job description

What You Will Do:

Wastewater Treatment Process Engineer to join our Water team! This role follows a hybrid work model, requiring regular attendance at one of our many offices.

Responsibilities

What you’ll be challenged to do: In this role you will lead and support design of wastewater treatment through evaluation of existing processes and facilities; treatment assessments; design of improvements, expansions, and new facilities; permitting; and construction administration. Responsibilities will include conducting site visits, completing treatment studies and developing treatment process recommendations, preparing reports and design documents, and supporting permitting efforts.

In this capacity, the successful candidate will be responsible for the following:

• System Design: Lead and support the planning and process evaluation of wastewater processes, including biological nutrient removal, sludge handling, and filtration processes.
• Process Optimization: Conduct site visits and investigations; analyze influent wastewater characteristics, facility design, and operating data to assess treatment performance; and provide recommendations for treatment and process improvements.
• Studies and Evaluation: Plan and execute bench, pilot, and full‑scale studies to meet project goals; assess test results and facility operating data to develop process recommendations; and preparation of required reports.
• Technical: Function as a technical specialist in the areas of conventional and advanced wastewater treatment. Use processes such as physical/chemical primary treatment, conventional activated sludge, biological nutrient removal, fixed‑film processes, membrane bio‑reactors (MBR), sidestream treatment, tertiary filtration, auxiliary wet‑weather treatment, and disinfection.

Qualifications

• BS in Civil, Environmental, Chemical Engineering (MS is preferred).
• Professional Engineer Licensed required (PE) or the ability to obtain in 6‑12 months.
• 4+ years of experience required in wastewater treatment discipline, particularly as a wastewater engineer involved with planning and/or process evaluation of wastewater treatment facilities.
• Expert knowledge in standard engineering techniques and procedures.
• EPC project experience preferred; design and construction of wastewater treatment facilities, including three or more years leading process design of wastewater projects with full responsibility for the budget, schedule, contractual obligations, client service, and quality standards preferred.
• Demonstrated experience and knowledge in preliminary treatment, primary treatment, biological treatment (including BNR), disinfection, hydraulics, and solids processing and handling preferred.
• Successful track record leading wastewater process and plant facilities projects background and the willingness to take on new challenges.

Preferred Qualifications

• Experience with biological modeling software such as BioWin, GPS-X, and Sumo.
• Experience working directly with Environmental Regulators (i.e., NJDEP, PADEP, MDE, NYDOH, etc).

Compensation

The salary range for this role is $80,000 - $180,000. Salary is dependent upon experience and geographic location.

Benefits

• Hybrid (in‑person and remote) work environment.
• Comprehensive benefits package including wellness programs, parental leave, and pet insurance, in addition to medical, dental, vision, disability, and life insurance.
• Tax‑deferred 401(k) savings plan.
• Competitive paid‑time‑off (PTO) accrual.
• Tuition reimbursement for continued education.
• Commitment to professional development, access to internal and external training programs, and support of active participation in professional organizations.
• Incentive compensation for eligible positions.

Location & Core Business Hours

• Location: Philadelphia, Mechanicsburg, State College, Pittsburgh, Mercer, Allentown, or Audubon, PA.
• Core Business Hours: 8:00 AM - 5:00 PM.
• Employment Status: Full‑Time.

Equal Opportunity Employer

GFT is an Equal Opportunity Employer. All qualified candidates will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, veterans' status or other characteristics protected by law.

GFT does require the successful completion of a criminal background check for all advertised positions.