Product Application Engineer Manager Jobs in Indiana

About ECO2

ECO Oxygen Technologies, LLC (ECO2) is an independent company headquartered in Indianapolis, Indiana, that designs and manufactures SuperOxygenation systems for water and wastewater treatment.

Founded in 2000, ECO2 provides sustainable, environmentally friendly alternatives to traditional chemical treatment. Our innovative oxygen transfer technology helps municipal and industrial clients prevent odors and corrosion, improve water quality, and enhance the performance of water and wastewater infrastructure.

With more than two decades of experience, ECO2 has delivered proven solutions throughout North America and internationally while helping utilities reduce operating costs and improve environmental performance.

About the Position

ECO2 is seeking a motivated and technically capable Application Engineer to join our growing team. This position is ideal for an early-career engineer or technically oriented professional who enjoys solving problems, working with customers, managing projects, and seeing technical solutions installed and operating in the field.

The Application Engineer will support projects from initial opportunity evaluation and system design through procurement, installation, startup, commissioning, and ongoing customer support.

You will work closely with engineering, sales, operations, suppliers, contractors, and municipal and industrial clients. The position provides significant hands-on experience and the opportunity to work on projects throughout North America, with occasional international opportunities as ECO2 continues to expand.

This is a remote position, and relocation is not required. The successful candidate must be comfortable traveling approximately 25% of the time.

Key Responsibilities

Engineering & Design

• Evaluate new project opportunities and determine technical feasibility.
• Work with the sales team to evaluate customer needs and develop technical solutions.
• Perform application and system design for ECO2 oxygenation systems, including Speece Cone systems, controls, side-stream pumping, and oxygen supply systems.
• Develop system drawings, P&IDs, equipment layouts, and related technical documentation.
• Review system integration drawings for new and retrofit projects.
• Develop project-specific bid specifications.
• Review consultant and contractor bid drawings and specifications.
• Prepare project submittals, O&M manuals, and other technical documentation.

Project Management & Procurement

• Coordinate with equipment manufacturers, fabricators, suppliers, contractors, and other project partners.
• Manage relationships with fabrication and equipment suppliers.
• Source and procure ancillary project equipment, testing equipment, laboratory equipment, and safety equipment.
• Develop and maintain project schedules.
• Coordinate project activities between engineering, sales, suppliers, contractors, and customers.
• Assist with proposals, quotations, and technical sales support.

Field Services, Startup & Commissioning

• Perform onsite investigations and due diligence to confirm project and design information.
• Provide installation oversight and technical support.
• Perform onsite equipment startup, testing, and commissioning.
• Troubleshoot equipment and systems remotely and onsite.
• Collect and analyze field samples from wastewater treatment systems and clean water reservoirs.
• Support and execute pilot projects and field testing.
• Prepare system startup and commissioning reports.
• Travel to customer sites for project startups, site investigations, client meetings, pilot testing, and industry conferences.

Aftermarket & Customer Support

• Provide technical support to existing ECO2 customers.
• Troubleshoot system performance and equipment issues.
• Coordinate with customers, vendors, and internal personnel to resolve technical issues.
• Support ongoing system monitoring and reporting.
• Assist with ECO2's online system portal and generate monthly system reports.
• Help identify opportunities for system improvements, upgrades, and additional services.

Innovation & Business Support

• Assist the sales team with technical proposal development and customer presentations.
• Develop and maintain relationships with consultants, clients, OEMs, and suppliers.
• Support development and testing of new technologies.
• Assist with patent filings and documentation associated with new inventions and technologies.

Required Qualifications

• Bachelor's degree in engineering, engineering technology, or a related technical field OR equivalent technical experience.
• 0–5 years of relevant engineering, technical, project management, manufacturing, field service, or water/wastewater experience.
• Strong mechanical and technical aptitude with an ability to understand how equipment and systems operate.
• Ability to read and understand engineering drawings, specifications, P&IDs, and equipment documentation.
• Strong problem-solving and analytical skills.
• Excellent written and verbal communication skills.
• Strong organizational skills with the ability to manage multiple projects and priorities.
• Ability to work independently while also collaborating effectively with a small, multidisciplinary team.
• Ability to interact professionally with customers, vendors, contractors, consultants, and coworkers.
• Proficiency with Microsoft Office.
• Willingness and ability to travel approximately 25% of the time.
• Valid driver's license and ability to travel to project sites.
• Ability to carry and lift equipment or materials weighing up to 40 pounds.

Preferred Qualifications

• 3–5 years of engineering or technical experience in the water/wastewater, environmental, industrial, manufacturing, or equipment industries.
• Experience with water or wastewater treatment systems.
• Experience with pumps, piping, valves, controls, instrumentation, or mechanical equipment.
• Experience with equipment startup, commissioning, troubleshooting, or field service.
• Experience with project management, scheduling, procurement, or vendor coordination.
• Experience working directly with customers or contractors.
• AutoCAD experience.
• SolidWorks experience.
• Hydraulic modeling experience.
• Experience developing P&IDs and engineering drawings.
• Familiarity with wastewater sampling, laboratory testing, or water quality analysis.
• Interest in pursuing a Professional Engineer (P.E.) license.

Technical Software

• Required: Microsoft Office; Adobe Acrobat
• Preferred: AutoCAD; SolidWorks; Other Engineering/Design software(s).

What We're Looking For

The ideal candidate is a self-starter who enjoys learning, solving problems, and taking ownership of projects. You don't need to know everything on day one. We are looking for someone with strong technical fundamentals, curiosity, good judgment, and the ability to learn quickly.

This role is particularly well suited for someone who wants a career that combines engineering and technical design, project management, field service and equipment commissioning, customer interaction, troubleshooting and problem solving, travel and hands-on work, and new technology and innovation.

Why Join ECO2?

• Design innovative oxygenation systems used throughout North America and internationally.
• Work directly with experienced engineers, utilities, contractors, consultants, and municipal and industrial clients.
• Gain hands-on experience from initial concept through startup and commissioning.
• Travel to project sites and see your designs and solutions operating in the field.
• Work in a small, entrepreneurial company where your contributions have an immediate impact.
• Contribute to development of new technologies and patent opportunities.
• Build experience across engineering, project management, sales support, procurement, and customer service.
• Develop a broad technical skill set rather than being limited to a single engineering discipline.

Compensation & Benefits

• Base salary range for this position is $60,000 – $80,000 compensation is commensurate with experience and qualifications.
• Medical, dental, and vision insurance.
• Profit-sharing plan.
• Company-paid short- and long-term disability insurance.
• Company-paid life insurance.
• Bonus programs.
• Continuing education and professional licensure support.
• Professional development opportunities.
• Career development and wellness programs.
• Work/life balance.

Apply Today

If you're looking for a career where you can design real projects, work directly with customers, travel to project sites, troubleshoot technical problems, and help solve challenging water quality problems, we'd love to hear from you.

Please submit your résumé and cover letter to info@eco2tech.com with "Application Engineer" in the subject line.

ECO Oxygen Technologies is an equal opportunity employer committed to providing a professional, inclusive, and supportive work environment.