Clarkson Construction Company is a leading firm in the heavy civil construction industry, with a proud history of delivering complex infrastructure projects across the Kansas City region. Our portfolio spans grading, paving, and bridge construction, underscoring our commitment to excellence and innovation. Clarkson Construction Company offers a supportive and dynamic work environment where innovation and hard work are recognized and rewarded. We believe in investing in our employees through professional development and advancement opportunities. Join us and be a part of a team that shapes the infrastructure in and around one of America's most vibrant cities. Job Summary: The Senior Quality Technician plays a vital role in ensuring materials and construction processes meet all project and agency specifications for MoDOT and KDOT projects. This position performs and oversees testing and inspection of concrete, aggregates, soils, and cement-treated base in both field and laboratory environments. The Senior Quality Technician verifies compliance with contract documents, leads and mentors other technicians, and supports Quality Control Managers in implementing Clarkson’s quality management program. This role requires strong technical knowledge of materials testing procedures, field inspection practices, and agency documentation standards. The ideal candidate will be comfortable working independently on active construction sites, coordinating directly with project engineers, superintendents, and client representatives to address quality concerns in real time.