Senior Engineer - Wastewater

Senior Engineer - Wastewater

Plainville, CT

Loureiro employees are more than just co-workers; they’re partners in the success of our business. Our culture is defined by a shared sense of responsibility toward common goals and a dedication and passion for serving our clients. Everyone contributes through their creativity, imagination, and experience, collaborating to blend each of our unique backgrounds and talents into extraordinary outcomes. Our performance‑driven employees truly comprise one of the most outstanding teams of professionals in the industry today.

Loureiro prides itself on being a 100% employee‑owned company through an Employee Stock Ownership Plan (ESOP). This ownership structure is designed to reward all employee‑owners and inspire every individual to maintain a high level of commitment to both job quality and service longevity. Employee‑owners are deeply motivated to work toward elevating Loureiro’s performance and its value for our customers.

Loureiro Engineering Associates is seeking a Senior Engineer to join our Industrial Wastewater Treatment team within the Facility Engineering Division. This is a great opportunity for an experienced engineer who wants to lead complex projects, gain real‑world design‑to‑build experience, and grow within a team that supports every stage of a wastewater system’s lifecycle—from concept through long‑term maintenance.

At Loureiro, you won’t just work for the company—you’ll own a part of it. As a 100% employee‑owned company, our Employee Stock Ownership Plan (ESOP) gives you a company‑funded ownership stake that grows over time—so when we succeed, you share in the rewards.

• Comprehensive group medical plan
• Dental insurance
• Prescription drug coverage
• Accidental death & dismemberment (AD&D) coverage
• Long/short term disability insurance
• Health and dependent care flexible spending account
• Onsite Fitness Center

• 401k Plan
• Group term life insurance
• Supplemental life insurance
• HSA employer funding
• Employee Stock Ownership Plan (ESOP)

• Paid time off
• Workplace flexibility
• Tuition reimbursement
• Professional Registration
• Employee Assistance program

• Perform engineering calculations to support the design of industrial wastewater treatment systems.
• Prepare engineering drawings in electronic drafting software including AutoCAD and Revit with support from our CAD designers.
• Select and specify industrial wastewater treatment equipment including tanks, pumps, and sensing equipment.
• Perform engineering field studies and prepare written reports for new and existing industrial and manufacturing facilities including water audits, wastewater audits, and wastewater treatability studies.
• Collect wastewater samples for compliance determination, and for design of system expansions and upgrades.
• Oversee wastewater treatment system construction and installation by Loureiro skilled trades staff, and Loureiro subcontractors.
• Perform field work in support of new and existing systems including system commissioning, equipment calibration, and controls upgrades.
• Collaborate with other focus areas within Facility Engineering Division including mechanical, electrical, and plumbing (MEP), and energy.

Who You Are

• A problem‑solver with a passion for sustainable water treatment.
• Hands‑on and eager to apply engineering concepts in real‑world environments.
• Someone who values teamwork and collaboration.
• Comfortable in both office and field settings.
• Dedicated to safety, quality, and client satisfaction.

What You Bring

• Bachelor’s degree in Environmental or Chemical Engineering.
• 3–8 years of relevant experience.
• Engineer in Training (EIT) certification (preferred).
• Industrial/manufacturing project experience is a plus.
• Proficiency with CAD tools and technical reporting.
• Ability to travel to job sites and work in varied weather and terrain.
• Physical capability to lift up to 15 lbs., operate field equipment, and work safely in compliance with PPE requirements.

• Prolonged periods of standing, walking, and hiking.
• Ability to lift up to 50 lbs. and work in varied weather and terrains.
• Manual dexterity to set up equipment…