Wastewater Process Engineer

The Opportunity:

Gemini Water is seeking a dynamic and solutions-oriented Wastewater Process Engineer for their Gainesville office to support the design, implementation, and optimization of water and wastewater treatment systems across a range of projects, including remote and international locations.

This role is ideal for an engineer who enjoys both technical design and hands-on involvement in project execution. The successful candidate will play a key role in delivering practical, efficient, and sustainable treatment solutions, often in fast-paced or resource-constrained environments. You will collaborate closely with multidisciplinary teams and clients to ensure successful project delivery from concept through commissioning and operational support.

Key Job Responsibilities:

• Design and optimize wastewater treatment processes, including biological, chemical, and physical treatment systems (e.g., activated sludge, MBR, MBBR, filtration, disinfection)


• Support the development of process design criteria, PFDs, P&IDs, and technical specifications


• Contribute to the implementation and deployment of packaged and decentralized treatment systems


• Provide hands-on support during installation, commissioning, start-up, and troubleshooting of treatment systems


• Conduct process modeling, analysis, and troubleshooting to improve system performance


• Participate in pilot studies, commissioning, and start-up of treatment systems


• Collaborate with project managers, engineers, and field teams to ensure successful project delivery on time and within scope


• Provide technical support during construction, commissioning, and operational phases


• Interface with clients to understand operational needs and provide practical, fit-for-purpose solutions


• Ensure compliance with applicable environmental regulations, standards, and client requirements across different jurisdictions


• Prepare technical reports, proposals, and documentation


• Contribute to continuous improvement initiatives and innovation within water and wastewater treatment processes

Key Qualifications, Education, and Skills:

• Bachelor’s degree in Chemical Engineering, Environmental or Civil Engineering, or a related field


• Minimum of five plus (5+) years of experience in wastewater treatment process design and/or operations or commissioning


• Strong understanding of wastewater treatment processes, particularly biological systems (e.g., activated sludge, MBR, MBBR)


• Experience with decentralized or packaged treatment systems is an asset


• Ability to physically implement designs.


• Experience with process modeling tools and engineering design software is an asset


• Demonstrated ability to support both design and field execution (commissioning, troubleshooting, start-up)


• Knowledge of applicable environmental regulations and industry standards


• Strong problem-solving skills with a practical, hands-on approach to engineering challenges


• Excellent written and verbal communication skills


• Ability to work both independently and collaboratively within multidisciplinary teams


• Experience in industrial or remote water treatment projects is considered an asset


• Professional Engineer (PE) designation or eligibility is preferred


• Familiarity with environmental regulations and standards across different regions is an asset

• Willingness and ability to travel, including extended periods away from your normal workplace and to project sites in remote or international locations, as required.


• Demonstrates a proven track record of adhering to safety protocols and maintaining a safe work environment.


• Possession of a valid driver's license, access to a reliable vehicle, and a valid U.S. passport.

About Gemini Water LLC:

Gemini Water, a BluMetric Company, founded in 2015, brings over a decade of experience delivering advanced water and wastewater treatment solutions for remote and challenging environments. Specializing in membrane-based technologies, including seawater reverse osmosis (SWRO) and membrane bioreactor (MBR) systems, our team supports the evaluation, design, fabrication, and long-term operation of critical water infrastructure in North America and the Caribbean. Backed by more than 100 years of combined team expertise, Gemini Water is trusted to deliver reliable, energy-efficient systems that help clients realize their projects’ full potential.  

Gemini Water is an equal-opportunity employer. We base hiring, training, development, and promotions on the skills, knowledge, and experience needed to perform the job. All applicants must be legally authorized to work in the United States.