Career Opportunities

Open Positions

Vice President, Business Development

The Vice President, Business Development (VP, BD) will be based in Bourne, Massachusetts and report to the President & CEO.  The VP, BD will be responsible for leading the development of a 5-10 year strategic roadmap and driving the rapid expansion EOSi’s non-MicroC® business to $15-20 million by 2021 via a combination of acquisitions and organic growth.  The VP, BD will work closely with the Board, leadership team and sales/PSP team on this critical growth initiative.  Ideal candidates will have at least 5-10 years of experience within the water/wastewater industry, preferably in a strategy, corporate / business development role. 

Director of Sales

The Director of Sales (DS) will be based in Bourne, Massachusetts and report to the SVP, Sales,    Marketing and Client Programs.  The DS will manage, mentor and grow the sales team and will be responsible for implementing/developing/refining procedures related to sales execution, primarily within the company’s core MicroC® business.  The DS will be responsible for customer retention (including managing municipal bid processes), margin management and new customer acquisition.  The DS will work closely with the Client Solutions Manager to sell and deliver bundled MicroC® service programs that drive customer success and ensure retention and margins.  Ideal candidates will be proven sales leaders, with extensive experience in the water/wastewater industry. 

Process Engineer

The Process Engineer (PE) will be based in the Southeast or Mid-Atlantic and report to the Client Solutions Manager who leads the Process Solutions & Programs team. The PE will be responsible for implementing and managing the objective based Process Solutions and Programs (PSP) for our clients that use biological nutrient removal and other biological, chemical and physical processes to meet their wastewater discharge limits.  The ideal candidate will have a BS degree in engineering with minimum of 2 years of environmental engineering or wastewater operations experience.  The PE must have a strong biological wastewater treatment process understanding and familiarity with automation and instrumentation would be a plus.

Account Manager

The Account Manager/Field Engineer (AM/FE) will be based in the Northeast (ideally between Hartford, CT and NYC) and will report directly to the Territory Manager (TM). The AM/FE will be responsible for retaining the existing customer base and helping the TM acquire new business. Target markets for EOSi’s wastewater solutions include the municipal wastewater and certain industrial wastewater markets including; energy, protein, mining and refineries. The target applications in these markets include; denitrification, BOD supplementation, selenium and perchlorate removal.  The ideal candidate will have a B.S. degree in environmental, chemical or biological engineering related technical field and have familiarity with biological wastewater treatment processes, more specifically, biological nutrient removal. Candidate must also have the ability to constructively coordinate the interaction of other team members to successfully retain customers and help TM acquire new business. 


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Environmental Operating Solutions, Inc. (EOSi) provides green chemicals and technical services for biological contaminant removal applications in water and wastewater treatment systems. EOSi’s agriculturally-derived line of MicroC® of premium carbon sources address contaminants including nitrogen, phosphorous, selenium and perchlorate. MicroC® products are also used as BOD supplements to sustain biomass during maintenance at industrial wastewater facilities and establish biomass for new plant startups. MicroC® products provide a non-hazardous and environmentally sustainable alternative to methanol or other chemicals used in similar biological contaminant removal applications.

The Company’s MicroC® line of liquid chemicals is currently manufactured at 20 locations across the United States and is utilized by over 500 wastewater treatment plants committed to a safer, more effective, and environmentally sustainable solution compared with methanol and other carbon sources. In addition, EOSi offers highly specialized technical expertise and support to help plant engineers and operators optimize the use of its products and achieve their effluent performance objectives. EOSi is also engaged in research and development efforts focused on bringing the next generation of biological contaminant removal solutions to the market. Environmental Operating Solutions, Inc. is a venture-backed, high growth company established in 2003 and is based in Bourne, Massachusetts (Cape Cod).

Environmental Operating Solutions Inc. (EOSi) is an Equal Opportunity/Affirmative Action Employer that complies with all applicable federal, state, and local laws prohibiting discrimination in employment. EOSi maintains a drug-free workplace and performs pre-employment background checks.