Careers with Mayes Testing Engineers and Terracon

Choosing a career with Mayes Testing Engineers and Terracon will provide you with the opportunity to work with the best in the business. We have loyal clients, low employee turnover, and exciting projects. We truly care about our employees and the services we provide to our community. Being a part of Terracon provides our employees the resources of a large national firm including excellent benefits, training and mobility. Please visit for more information.

Mayes Testing Engineers inspectors play a key role of ensuring quality during construction. We have worked on hundreds of projects including Seahawks Stadium, SeaTac Airport Expansion, Amazon Spheres, PGE Park, I-5 Tacoma Corridor, and Seattle Tunnel. We have also worked on many colleges, hospitals, office towers and government projects. As the largest inspection firm in Washington and a part of Terracon, Mayes Testing Engineers has the resources to work on the best projects in town.

We are proud of the client relationships we have built. Our client list includes Microsoft, Port of Seattle, Amazon, University of Washington, City of Tacoma, WSDOT, Port of Portland and many school districts and hospitals.

What We Do
  • Construction Inspection on Buildings & Bridges
  • Construction Materials Testing
  • Condition Surveys on Structures
  • Materials Engineering & Consulting
  • Nondestructive Testing
Excellent Benefits
  • Medical, Dental & Vision Insurance
  • Disability & Life Insurance
  • 401K, ESOP and Individual Stock Ownership
  • Generous Paid Time Off Program
  • Wellbeing Program & Personal Resources
Comprehensive Training Program
  • On the Job and Classroom Training
  • Reimbursement for Outside Classes & Certifications
  • Mentoring with the Best in the Business
  • Opportunities for Advancement
Comfortable Work Culture
  • Strong Commitment to Safety 
  • Open Door Policy - Accessible Managers
  • Open Communication with Employees
  • Healthy snacks provided in our offices


Job Openings

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