Programs that work for you

"They are rigorous, they’re about making sure our labs, personnel, and test methods conform, that they’re in compliance. They’re independent, not driven by a vendor or a construction company.”

California Department of Transportation

Philip Stolarski, Deputy Division Chief, DES-METS & GS

55+ years of experience
PSP participants
samples shipped per year
laboratory assessments per year
accredited labs


Laboratory Assessor

About the Position:

Laboratory Assessors are subject-matter experts (SMEs) that perform independent on-site assessments of construction materials testing (CMT) laboratories. During an assessment, assessors evaluate the technical capabilities of testing facilities and audit the quality management system, for compliance to national standards, such as AASHTO and ATM. Laboratory Assessors travel independently approximately 150 days per year in 2-3 week periods, performing assessments in all fifty states, Guam, Puerto Rico, and Canada.

This is a full-time position that places a strong emphasis on the ability to work independently. When not traveling for assessments, Laboratory Assessors perform pre- and post-assessment activities, serve as technical experts to staff and customers, assist with internal and external training activities, and assist in the management and administration of the program.

A person who is successful as a Laboratory Assessor typically has the following traits:
  • Enjoys traveling and has the desire and ability to travel alone extensively for several weeks at a time.
  • Has a love for math and science, and has a passion for learning new things.
  • Is prepared to take initiative in their own learning and professional growth.
  • Holds integrity, professionalism, and respect for others in the highest regard.
  • Is outgoing, personable, and enjoys meeting new people.
  • Has excellent organizational skills, strong communication skills, technical writing skills, and practices self-discipline.
Upon hire, laboratory assessors must successfully complete a six-month training program.

Position Requirements:

  • A bachelor’s degree or equivalent experience, preferably in science (geology, environmental, chemistry, biology, etc.) or engineering (civil, mechanical, industrial, materials, or environmental).
  • Demonstrate strong oral communication and technical writing skills.
  • Ability to work independently and remain self-motivated.
  • Ability to travel independently at least 16 weeks per year.
  • Obtain and maintain a valid state driver’s license to operate motor vehicles.
  • Capable of driving at least 450 miles per day.
  • Operate assessment and materials handling equipment such as boxes, drums, dollies, and shovels.
  • Lift an assessment kit weighing approximately 50 pounds 1-2 times a day.
  • Live within a reasonable commuting distance of our Frederick, Maryland office. (Located at the intersection of I-70 and I-270, Frederick, Maryland is approximately one hour from both Baltimore, MD and Washington D.C.)
  • Veterans are strongly desired for this role and will be given special consideration.

Work Location:

  • Hybrid- combination of in the office, on the road, and working remotely.
  • Office Location: Frederick, MD located at the intersection of I-70 and I-270.


AASHTO offers a comprehensive compensation package, including generous vacation and sick leave allowances, 10 paid holidays per year, health/dental/vision/life/long-term disability insurance, Family Medical Leave (FMLA), a 403(b) tax-deferred annuity program with company matching and Employee Assistance Program (EAP). All travel expenses are paid, including meals and company vehicles or rental vehicles are provided for business travel.

Job Type:

Full-time, Permanent (Exempt)


AASHTO offers a comprehensive compensation package, including generous vacation and sick leave allowances, 7 paid scheduled holidays per year, 3 paid floating holidays per year, health /dental/vision/life/long-term disability insurance, Family Medical Leave (FMLA), a 403(b) tax-deferred annuity program with company matching, and an Employee Assistance Program (EAP).

Why Join AASHTO re:source?

The staff at AASHTO re:source often say that the best part of their job is the people that they work with. Our management actively solicits feedback on employee happiness and opportunities for improvement in our work culture. There are bi-weekly surveys to gauge employee satisfaction and solicit suggestions for improvement.
View our current Employee Happiness rating.

We are a highly-respected and well-known organization within the field of CMT. This is an excellent opportunity to join an elite team of technical experts that are devoted to continual improvement and promotion of quality in our industry. AASHTO re:source staff are renowned for their technical knowledge and desire to provide support to the scientific community that we serve. We are dedicated to quality and continual improvement in the construction materials industry. The work that we do has a direct and powerful impact on safety, quality of life, and commerce. Come join our team, help us make a difference, and become a technical expert! Apply today!

How to Apply:

If you are interested in this exciting opportunity to travel throughout the United States and beyond, please forward your cover letter and résumé to  AASHTO is an equal opportunity employer.

More Information:

Career Video Gallery

 A recording of the August 2020 AASHTO re:source Virtual Recruiting Expo.

Learn what it takes to become a Laboratory Assessor at AASHTO re:source. The expo includes an overview of the training program, a panel discussion, live Q & A, and more.

AASHTO re:source Overview

Laboratory Assessment Program Overview

Laboratory Assessment Process

Join the AASHTO re:source Team

Become a Subject Matter Expert - Become a Laboratory Assessor

Travel the USA as a Laboratory Assessor