Alliance Source Testing

Alliance Technical Group

Environmental Scientist II/III

Environmental Scientist

Bachelor’s in environmental science or related field; 3–5 years environmental consulting/regulatory experience; knowledge of environmental regs; MS preferred.

Entry Level Technician - Travel

Entry Level Technician

Entry-level LDAR technician with willingness to travel; strong safety mindset; able to work outdoors and lift equipment.

Entry Level - Industrial Emissions Tester (Air) - Little Rock, AR

Industrial Emissions Tester

Entry-level position for environmental science/chemistry-related field; willingness to travel; able to lift and climb; pass background check and DOT requirements.

Environmental Field Technician

QSTI certification preferred; BS in Environmental Science or related degree; willingness to travel 85-98%; ability to lift up to 75 lbs; pass DOT physical and background check; strong communication and regulatory knowledge.

Environmental Field Technician (Air Sampling)

Mid-senior level field technician with environmental sampling, willing to travel 85-98%, ability to lift 75 lbs, pass DOT physical and background check, proficient in technical reporting.

Field Engineering Technician (Stack Tester)

Field Engineering Technician

BS in Environmental Science or related field; field testing with EPA/SW-846 knowledge; travel 85-98%; able to lift 75 lbs; pass DOT; strong communication.

Field Engineering Technician (Stack Testers)

BS in Environmental Science or related field; field/testing experience; willing to travel 85-98%; able to pass DOT physical and background checks.

Entry Level - Industrial Emissions Tester (Air) - Lewisville, TX

Associate-level entry role in environmental science or related field; strong willingness to travel; field testing experience preferred; able to pass background check and DOT medical.

Entry Level- Industrial Emissions Tester (Air)

Entry level role requiring a degree in Environmental Science, Chemistry, Industrial Process Technology, Biology, or related field; willingness to travel 85-98%; able to lift 75 lbs; climb up to 350 ft; pass DOT physical and background checks; obtain TWIC; valid driving record; wear escape respirator.

BS in Environmental Science or related field; field EPA method experience; willingness to travel 85-98%; able to lift 75 lbs; pass DOT physical and background check.

Title	Location	Date
Environmental Scientist II/III Full Time · $68K-$72K · 3+ YOE Pasadena, Texas, United States · Onsite	Pasadena, Texas, United States Onsite	Dec 9, 2025
Entry Level Technician - Travel Full Time · $43K/yr · 0+ YOE Robinson, Illinois, United States · Onsite	Robinson, Illinois, United States Onsite	Aug 28, 2025
Entry Level - Industrial Emissions Tester (Air) - Little Rock, AR Full Time · 0+ YOE Little Rock, Arkansas, United States · Onsite	Little Rock, Arkansas, United States Onsite	May 19, 2017
Environmental Field Technician Full Time Decatur, Alabama, United States · Onsite	Decatur, Alabama, United States Onsite	Sep 14, 2016
Environmental Field Technician (Air Sampling) Full Time · 3+ YOE Lewisville, Texas, United States · Onsite	Lewisville, Texas, United States Onsite	Sep 7, 2016
Field Engineering Technician (Stack Tester) Full Time Pittsburgh, Pennsylvania, United States · Onsite	Pittsburgh, Pennsylvania, United States Onsite	Jul 8, 2016
Field Engineering Technician (Stack Testers) Full Time · 1+ YOE Decatur, Alabama, United States · Onsite	Decatur, Alabama, United States Onsite	Jun 29, 2016
Entry Level - Industrial Emissions Tester (Air) - Lewisville, TX Full Time · 0+ YOE Lewisville, Texas, United States · Onsite	Lewisville, Texas, United States Onsite	Apr 25, 2016
Entry Level- Industrial Emissions Tester (Air) Full Time Pittsburgh, Pennsylvania, United States · Onsite	Pittsburgh, Pennsylvania, United States Onsite	Feb 17, 2016
Field Engineering Technician (Stack Tester) Full Time · 0+ YOE Pittsburgh, Pennsylvania, United States · Onsite	Pittsburgh, Pennsylvania, United States Onsite	Feb 17, 2016

Activities	Air emissions testingEnvironmental compliance monitoringStack testing servicesAnalytical laboratory servicesLeak detection
Headquarters	US
Industries	Environmental Services
Name	Alliance Source Testing
Employees	2,200
Type	Private
Parent Company	Alliance Technical Group
Subsidiaries	METCO EnvironmentalAeros EnvironmentalHorizon Air Measurement Services
Tagline	Provides specialized air emissions testing and environmental compliance services.
Founded	2,000
Website	alliancetg.com
Latest Funding Round	Private Equity
Latest Funding Year	2,021
Latest Investors	Morgan Stanley Capital Partners

Alliance Source Testing

About Alliance Source Testing