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Professional Science Master's in Environmental Science

"Organizations are making the biggest environmental impact, so that seems like the best way to create change. I like learning about policies, laws and sustainable development. This is the perfect graduate program for me." - Lauren Branum, Professional Science Master's Student

The Professional Science Master’s Program in Environmental Management (PSM) at OSU-Tulsa provides students innovative and practical education to ensure they are prepared for careers in nearly every sector of business. In fact, our PSM graduates have a near 100% employment rate.

The program is accredited by the National Professional Science Master's Association.

The OSU-Tulsa PSM program focuses:

  • Environmental regulatory compliance
  • Waste reduction and recycling
  • Energy efficiency and cost reductions
  • Sustainability

Applicants are not required to submit graduate emissions exam scores; there is no GRE or GMAT requirement.

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The PSM is a non-thesis master’s degree program. Graduate students complete 33 credit hours, which include 9 hours of required core courses, 21 hours of approved science electives, and a 3-credit hour internship. The internship must have a minimum of 240 contact hours with a company or organization approved by their committee. In lieu of a thesis, the student completes a written creative component and presentation to their committee. This experience equips students with practical, hands-on experience for their careers.

Earn Industry Credentials

Students in the PSM program can complete all the following industry-related traiing as part of the graduate curriculum:

  • 40-hour HAZWOPER training certification
  • 8-hour DOT training certification
  • 8-hour RCRA training certification
  • 30-hour OSHA General Industry training certification

OSU-Tulsa PSM environmental science students participate in OSHA HAZWOPER training as part of their graduate program. Students in the PSM program can earn the certification along with college credit toward their degree.

Career Ready Graduates

Boasting a 100 percent employment rate for graduates, OSU-Tulsa's PSM has proven track record of preparing students for real-world careers in environmental science in nearly every sector. Our graduates are employed by state and federal agencies, energy companies, and consulting firms.

Below is a partial list of business sectors where environmental scientists are employed:

  • Local, state or federal government
  • Manufacturing
  • Energy
  • Biotechnology
  • Nonprofit organizations
  • Resource management
  • Retail
  • Aerospace

PSM students practice hands-on skills they will use on the job.  In the Practical Bioremediation course, students learn environmental cleanup and soil analysis methods utilized in real-world settings.

A Program for Working Professionals

  • No graduate admissions exam (GRE, GMAT) required
  • No thesis required
  • Classes meet one evening per week
  • Conveniently located downtown Tulsa campus

You can earn a PSM degree with a time investment of just two evenings a week over two years.  Many students can meet the 240-contact hour internship and report requirement at their current employer.

Academic Information


The success of the PSM program is a reflection of our dedicated and experienced staff. Our full-time and adjunct faculty bring many years of practical experience to the classroom and directly to our students.  

Full-Time Faculty

Dr. Michael Thayer is director of the environmental science PSM program at OSU-Tulsa.  Prior to his appointment as director, he spent over 25 years in the environmental, health, and safety field working for a global manufacturing and service company.  Dr. Thayer has taught graduate-level and professional development courses for OSU since 2011. 

Dr. Thayer’s primary areas of teaching focus are regulatory compliance, environmental and safety management, and industrial sustainability.



Adjunct Faculty

Our adjunct faculty are working professionals in their fields of expertise and have a range of real-world experiences that they bring directly to our students. This practical and hands-on approach to graduate education creates graduates with skills that are immediately transferrable to the workforce and sought after by employers.

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Contact OSU-Tulsa Graduate Student Services

OSU-Tulsa Graduate Student Services
North Hall 130

Environmental Sciences at OSU-Tulsa News