Spectra Tech, Inc.

Environmental ServicesTennessee, United States51-200 Employees

Spectra Tech is an engineering, environmental, and nuclear services company that focuses on providing high quality and cost-effective technical solutions for our Federal Government and commercial clients worldwide. 

Founded as a one-person company in 1995 by Loong Yong, Ph.D., Spectra Tech is today a leading engineering, environmental, and nuclear services company with operations across the country. And in 2025, Spectra Tech was named a Top  Workplace in the Greater Knoxville Area. 

Spectra Tech's core expertise includes nuclear safety, nuclear criticality safety, and radiological protection. Our clients include U.S. Federal agencies, government contractors, and private commercial companies. Throughout the company’s history, Spectra Tech has maintained an excellent track record for customer satisfaction, high employee morale, and job safety.

Our highly qualified and experienced professional staff members are committed to providing clients with the highest level of service. Spectra Tech engineers and scientists have backgrounds in engineering, construction management, environmental remediation, hazardous and radioactive waste management, decontamination and decommissioning (D&D), nuclear facility safety and operations, radiation protection, regulatory compliance, Quality Assurance, contract management, and procurement.

At Spectra Tech, Inc., our recruitment team is powered by real people in real time—personally reviewing every application with care and integrity. We take pride in identifying and recruiting top-tier talent while maintaining full alignment with federal regulations, EEOC standards, and fair hiring practices that reflect our commitment to excellence.

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