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Jr- Mid-Level Air Quality Environmental Scientist/Engineer

Mid-Level Air Quality Environmental Scientist/Engineer - Tetra Tech Careers
Oklahoma, OK Full Time
POSTED ON 5/22/2026
AVAILABLE BEFORE 7/22/2026

The Opportunity:

Tetra Tech, Inc., an industry leader and nationally recognized engineering and consulting firm, is seeking a motivated intelligent, and experienced professional for a Jr or Mid-Level Air Quality Environmental Scientist/Engineer position.  Work location is at Tinker Air Force Base, OK. Candidates must be a US citizen due to the clients we serve.

Responsibilities: 
•    Support client, senior staff and on-site technical leads through data collection, analysis, and development of reports in support of Air Quality (AQ) environmental programs for federal, state, and local regulatory requirements. 
•    Support Department of Defense, Tinker Air Force Base Air Quality Program to include:
o    Perform Title V Permit compliance inspections of maintenance shops and emission sources and writing summary reports for completed inspections
o    Development of the annual air emissions inventory
o    Support the development of Greenhouse Gas Inventories and reporting 
o    Potential to emit calculations
o    Clean Air Act Cost of Compliance Assessment
o    Air conformity analyses
o    Air quality sampling and analysis, including visual emissions evaluations (VEE)
o    Support the review/update of Clean Air Act Risk Management Plan
o    Support the review/update of the Air Quality Compliance Plan 
o    Assist with NSR, PSD, and Title V permitting
•    Performs technical writing for review/approval by senior level personnel.
•    Performs HAZMAT data evaluations to determine compliance with NESHAP requirements.
•    Supports AQ records management through data log collection, review and APIMS data entry
•    Coordinates with installation personnel on the scheduling of inspections and testing.
•    Data review, option evaluation, applicability review, and recommendation of best results for review by senior staff.
•    Supports senior staff regarding client interaction and presentation of options and results.  
•    Assist in the production of deliverables.
•    Coordinate and work with personnel in other program areas (storage tanks, storm water, waste water, hazardous material, hazardous waste, etc.) to ensure the installation meets environmental requirements.

Technical report writing, data analysis and client interaction are regular requirements associated with this position.  Periodically there are requirements to present project findings to a client and relevant stakeholders.

 

Why Tetra Tech:

At Tetra Tech, we are Leading with Science to solve the world’s most complex challenges.  Our industry-leading experts in engineering and consulting are committed to driving positive change in communities around the world.  For over 50 years, we have been at the forefront of innovation and sustainability. Today we stand as a market leader, offering cutting-edge solutions in water, environment, energy, and international development.  Our work has improved more than 625 million lives around the world.

 Your Impact:

Join Tetra Tech to make a real difference. Our work leverages cutting-edge technologies, advanced analytics, and the expertise of world-class scientists and engineers to create meaningful change around the world. Discover your full potential – join us to advance your career while leaving a lasting legacy.

 

 

 

 Qualifications:

•    Knowledge of the United States Air Force or other DoD organizations preferred.
•    Knowledge of Oklahoma Air Quality rules and regulations.
•    Knowledge of federal, state, and local regulations related to air quality issues in the state of Oklahoma.
•    Ability to interact and communicate directly with the client and provide options and results of deliverables.

Skills Required:
•    Must be able to obtain and maintain VEE Method 9 Certification.
•    Must be able to obtain and maintain a flight line driver’s license.
•    Excellent communications, technical report writing, fact and research finding. 
•    Sampling, field work, using measuring instruments, data analyses and reporting. 
•    Computer skills, MS Excel, Word, ACCESS, adobe.
•    Must be able to obtain a government security clearance and Common Access Card (CAC).


Education & Experience:  Bachelor of Science in Engineering, Environmental Studies, or related field. 0-5 years of air quality experience in Oklahoma is preferred.

Physical Demands: The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. 
Perform field investigation and construction oversight that could potentially require the following: Performing strenuous fieldwork under a variety of site and adverse weather conditions; moving about and remaining staionary to facilitate operation of the equipment and collecting samples; moving earth via shovels or hand augers; lifting of pumps, other remediation equipment, cases containing equipment, sample coolers and other items weighing between 1 and 50 pounds; and potential exposure to natural (e.g., poison ivy), physical and chemical hazards.

Work Environment: The work environment characteristics described here are representative of those an employee encounters while performing the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.  

The work tasks required for this position will be accomplished in an office environment and in the field including shop surveys.  At times, the employee may be required to travel for training or field work to complete site investigations and data gathering.  The employee may be required to work outdoors in inclement weather conditions as needed to maintain project schedules.  

Language & Communication Skills: The employee must be fluent in English and able to communicate effectively in both oral and written forms.  The employee will be responsible for providing written products to include presentations, reports, and database inputs.

Mathematical Skills:  Successful candidate will have the ability to use mathematic skills to calculate air emission estimates. Must be able to approach problems and produce reasonable conclusions.


Other Skills:  Prefer a candidate with experience with the Air Force Air Program Information Management System (APIMS) database, but not necessary. 
 

Life at Tetra Tech:
The perks of working at Tetra Tech include:
•    Comprehensive and market-competitive benefits.
•    Merit-based financial rewards.
•    Flexibility and company-wide commitment to work/life balance.
•    Collaborative team atmosphere that values the contributions of all employees.
•    Learning and development opportunities for ongoing professional growth.  

About Tetra Tech:
Tetra Tech is the leader in water, environment, and sustainable infrastructure, providing high-end consulting and engineering services for projects worldwide. With 30,000 employees working together, Tetra Tech provides clear solutions to complex problems by Leading with Science® to address the entire water cycle, protect and restore the environment, design sustainable and resilient infrastructure, and support the clean energy transition.
 
Tetra Tech is proud to be an Equal Opportunity Employer.  All qualified candidates will be considered without regard to race, color, religion, national origin, age, disability, sex, marital or familial status, status as a protected veteran, or any other characteristic protected by law. Tetra Tech is a VEVRAA federal contractor and we request priority referral of veterans.

We invite applications from all interested parties. 

Explore our open positions at https://www.tetratech.com/careers. Follow us on social media to learn more about our people, culture, and opportunities:

 

LinkedIn: @TetraTechCareers

Twitter: @TetraTechJobs

Facebook: @TetraTechCareers

We thank all applicants for their interest, however, only those candidates selected for interviews will be contacted.

 Please no phone calls or agencies.

Additional Information

Salary.com Estimation for Jr- Mid-Level Air Quality Environmental Scientist/Engineer in Oklahoma, OK
$56,557 to $73,203
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