Senior Project Engineer, Wastewater
Wausau, WI
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Senior Project Engineer – Industrial Wastewater Systems

Location: Hybrid | Greater Wausau, Wisconsin (Hybrid preferred; remote with periodic travel considered for the right candidate)

Salary Range: $125,000 – $150,000 annually


The Opportunity

If you’re an engineer who thrives on solving complex environmental challenges, this is your chance to design systems that make a tangible impact in industrial water treatment. This role blends hands-on engineering with strategic leadership—guiding major wastewater projects from concept through commissioning for clients in the food, beverage, and industrial manufacturing sectors.

You will join a growing, collaborative team that delivers custom treatment systems focused on efficiency, sustainability, and operational reliability. Your technical leadership will directly support clients’ compliance and performance goals while advancing innovative water reuse and energy recovery strategies.


Why This Role Is Compelling

This position offers autonomy, variety, and purpose. You’ll work in a fast-paced, engineering-led environment that values initiative and continuous improvement. The role provides hybrid flexibility with the option for remote work and periodic travel for the right candidate. Projects span feasibility studies, detailed design, permitting, and hands-on commissioning—so you’ll see the full lifecycle of your work and its real-world impact.


What You’ll Do

  • Lead the design and execution of large-scale wastewater treatment and water reuse projects.
  • Collaborate with internal engineering teams, vendors, and clients to define scope, deliverables, and technical strategy.
  • Engineer comprehensive treatment systems utilizing technologies such as:
  • Anaerobic digestion
  • Membrane bioreactors (MBR)
  • Dissolved air flotation (DAF)
  • Nutrient removal and recovery
  • Biogas and energy recovery systems
  • Oversee all phases of design and documentation, from feasibility and permitting to startup and commissioning.
  • Mentor junior engineers and technicians to elevate technical quality and team capability.
  • Manage project budgets, schedules, and risk to consistently deliver high-quality outcomes.


What You Bring

  • 10+ years of experience in wastewater treatment design or process engineering.
  • Demonstrated leadership managing multi-disciplinary engineering projects.
  • In-depth knowledge of biological, chemical, and physical wastewater treatment processes.
  • Strong communication, organizational, and problem-solving skills.
  • Proficiency with AutoCAD/3D modeling, MS Office, and common project tracking tools.
  • A proactive, hands-on approach and a passion for creating reliable, sustainable systems.


Compensation and Benefits

  • Competitive salary: $125,000–$150,000
  • Company-funded health benefits for employees and dependents.
  • 401(k) with employer match and paid time off.
  • Hybrid flexibility—balance remote autonomy with on-site collaboration in the Greater Wausau area.
  • Fully Remote with periodic travel considered for the right candidate
  • Relocation support and flexible travel arrangements for qualified candidates outside the region.


About the Employer

Join a respected industrial water and wastewater solutions firm focused on practical, sustainable engineering. The team works across industrial verticals to deliver compliant, energy-efficient treatment systems that improve client operations and environmental performance.

If you’re ready to apply your expertise to projects that matter—where your work directly impacts water conservation and industrial performance—please apply today.


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