When your world is water, determination runs deep.

Two letters after a name can have a big impact on a career, just look at the RN or PE. And now, there is the Professional Operator (PO) program, the only internationally recognized certification and professional development program in the world. 

This program is offered to operators in four levels (Class I through Class IV) for the water sector, offered for water treatment, water distribution, wastewater collection, and wastewater treatment. 



Join a supportive community of elite operators who are committed to industry advocacy, mentorship, serving the public,  and growing in the industry. 


Showcase to employers that you are an achiever, committed to the profession long-term. Whether looking to grow within a company or trying to find a job, being a PO makes you stand out. 


We know you're amazing at your job. Show peers, customers, and the public that you don't shy from a challenge and have mastered the most rigorous vocational standards.


Many states will accept reciprocity. While others might not, the PO can still support reciprocity; employers know if you can pass the internationally recognized PO exam, you can pass any local certification exams
with ease.


Proven to propel 

Operators are using the PO program to accelerate careers and push themselves to the next level. Unlocking potential takes as little as a few weeks and having the PO on your resume is absolutely invaluable.


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Professional Operators: Backbone of the Water Industry

Professional Operators: Backbone of the Water Industry

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POWER to Unite

POWER to Unite

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POWER Your Career

POWER Your Career

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Image by Brooke Cagle

Join the forum

Join other water professionals, ask questions, give feedback to others, and continue to grow your personal and professional network.

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To keep up with the certification demands as the water and wastewater industry continues to grow, we need talented people like you to volunteer for various committees and task forces. 

Image by Jakob Dalbjörn


The Professional Operator program provides a range of opportunities to collaborate, network, learn, and grow professionally, including fun and educational events!

Prepare yourself your professional success through career programs and resources.


Check out water and wastewater industry news, hear some fun operator stories, and keep a close finger on the pulse of certification.

Image by Glenn Carstens-Peters

Refer a friend

Your friends are our friends. Each friend you refer to the Professional Operator program enters you for a chance to win $100 and gives your friend 20% OFF their PO application fee.

It's the ultimate win-win.