Trilon Group

Infrastructure consulting for transportation and water

Environmental Process Engineer

Environmental EngineeringUpdated on Nov 13

Full-timeHartford, CT, USA$80k - $100k /yr

About the Job

Requirements

At least 5 years of engineering design experience.
A bachelor's degree in Engineering or a related field, such as Mechanical, Chemical, Environmental, or Civil Engineering.
Strong AutoCAD skills and experience preparing engineering plans, specifications, and technical documentation.
Industrial wastewater treatment experience, including designing or developing treatment systems.
Understanding of industrial processes and treatment-system fundamentals, with the ability to conduct field investigations, sampling, and data collection.
Experience with aboveground and underground tank systems, including the ability to conduct field investigations and support design efforts.
Willingness to travel periodically to client sites throughout the region, with occasional travel outside the region as project needs require.

Responsibilities

Design and develop industrial wastewater, environmental treatment, remediation, and air pollution control systems.
Prepare plans, specifications, calculations, and technical documentation for treatment systems, storage tank systems, industrial processes, and related installations.
Prepare engineering design documents for aboveground and underground storage tank installations.
Use AutoCAD to develop engineering drawings and design documents.
Evaluate existing systems and processes to identify operational, design, or compliance issues.
Support equipment selection, construction observation, installation, troubleshooting, startup, and commissioning.
Review environmental permits and regulatory requirements to support system evaluations and the development of engineering design documents.
Prepare wastewater and air permits, stormwater and spill plans, oil control plans, operations and maintenance plans, and other compliance documentation supporting modifications to existing systems and the design and installation of new systems.
Conduct field investigations, inspections, sampling, and data collection at facilities to evaluate the performance of existing systems and industrial processes.
Conduct field investigations to collect data, process information, and measurements needed to develop engineering design documents.
Translate field findings and regulatory requirements into practical engineering solutions.
Work with clients, project managers, engineers, contractors, and multidisciplinary technical teams.
Communicate technical findings and recommendations through client meetings, site visits, reports, and design documents.
Support project execution, scheduling, construction activities, and technical deliverables.
Develop client relationships and provide technical guidance to junior staff as experience grows.

Desired Qualifications

A PE or EIT credential is preferred.
Experience with remediation, air pollution control, or other environmental treatment systems is a plus.

Creativity. Innovation. A desire to effect positive change. That’s what it takes to work at Fuss & O’Neill – because that’s what we do for the communities in which we work: we create, innovate, and design long-lasting improvements that improve quality of life. Quality of life is also important on the job, so we’ve prioritized work-life balance by offering flexible/remote work opportunities, part-time benefits, and generous PTO. We believe that each day is an opportunity to support one another, to support our clients, and to support our communities. If you feel the same, then you’ve found your future.

Fuss & O’Neill is looking for an Environmental Process Engineer to join our growing Environmental Compliance team. This role offers the opportunity to combine engineering design, environmental compliance, field investigation, industrial process knowledge, and hands-on problem-solving while working on technically challenging projects for industrial, municipal, and healthcare clients throughout Connecticut and the Northeast.

You’ll work on projects that help various facilities treat wastewater, control emissions, manage environmental systems, and maintain regulatory compliance. Your work will span the project lifecycle, from investigating existing conditions and developing engineering solutions to supporting permitting, construction, troubleshooting, and system startup.

The role offers a mix of field and office-based work across a diverse range of applications, including industrial wastewater treatment, air pollution control, remediation, chemical and petroleum storage tanks, environmental treatment systems, and industrial processes.

Engineering Design & Treatment Systems

Design and develop industrial wastewater, environmental treatment, remediation, and air pollution control systems.
Prepare plans, specifications, calculations, and technical documentation for treatment systems, storage tank systems, industrial processes, and related installations.
Prepare engineering design documents for above and underground storage tank installations.
Use AutoCAD to develop engineering drawings and design documents.
Evaluate existing systems and processes to identify operational, design, or compliance issues.
Support equipment selection, construction observation, installation, troubleshooting, startup, and commissioning.

Environmental Compliance

Review environmental permits and regulatory requirements to support system evaluations and development of engineering design documents.
Prepare wastewater and air permits, stormwater and spill plans, oil control plans, , O&M plans, and other compliance documentation required to support modifications to existing systems and design and installation of new systems.

Field Investigation

Conduct field investigations, inspections, sampling, and data collection at various facilities to evaluate performance of existing systems and industrial processes.
Conduct field investigations to collect data, process information, and measurements needed to develop engineering design documents.
Translate field findings and regulatory requirements into practical engineering solutions.

Client & Project Collaboration

Work with clients, project managers, engineers, contractors, and multidisciplinary technical teams.
Communicate technical findings and recommendations through client meetings, site visits, reports, and design documents.
Support project execution, scheduling, construction activities, and technical deliverables.
Develop client relationships and provide technical guidance to junior staff as your experience grows.

5+ years of engineering design experience with a Bachelor’s degree in Engineering or a related field such as Mechanical, Chemical, Environmental, or Civil Engineering.
PE or EIT preferred, along with strong written and verbal communication skills.
Strong AutoCAD skills and experience preparing engineering plans, specifications, and technical documentation.
Industrial wastewater treatment experience, including design or development of treatment systems; experience with remediation, air pollution control, or other environmental treatment systems is a plus.
Understanding of industrial processes and treatment-system fundamentals, with the ability to conduct field investigations, sampling, and data collection.
Experience with above ground and underground tank systems with the ability to conduct field investigations and support design efforts.
Willingness to travel periodically to client sites throughout the region, with occasional travel outside the region as project needs require.

This is a hybrid role, offering the best of both worlds—collaborate in-office with a high-performing team and enjoy the flexibility of working remotely part of the week. We're committed to supporting work-life balance while maintaining strong team connection and project delivery.

About the Company

Trilon Group

Infrastructure consulting for transportation and water

Trilon Group provides infrastructure consulting in transportation, water, and municipal systems in the Mid-Atlantic region. It works by partnering with local governments, municipalities, and private clients to deliver planning, design support, and project management through fee-based engagements, expanding capabilities through alliances with firms like Rinker Design Associates and Wilson Engineers. The company differentiates itself with a platform-style growth approach backed by private equity and a People First culture focused on talent development. Its goal is to expand service offerings and market presence in the Mid-Atlantic by building scalable partnerships and using capital to support growth.

Company size: 51-200
Company stage: Growth Equity (Non-Venture Capital)
Total funding: $200M
Headquarters: Denver, CO
Founded: 2021

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