Relevant backgrounds may include HVAC, construction, environmental technology, building science, facilities maintenance, electrical, plumbing, carpentry, mechanical systems, pest control, restoration, waterproofing, crawlspace work, landscaping, warehouse work, military service, public service, athletics, or other team-based work. Entry-Level Indoor Environmental Technician Indoor Air Quality Technician Senior Indoor Air Quality Technician Quality Control & Training Indoor Air Quality Assessor Indoor Air Quality Professional Field Operations or Production Leadership.