Environmental Remediation Engineer
U.S. Army Corps of Engineers (USACE)
Mr. Rothas has over 30 years of environmental remediation and regulatory compliance experience working in manufacturing, corporate, consulting, and USACE positions. Most recently, he has worked as a subject matter expert, project manager, and lead remediation engineer for a wide range of environmental cleanup sites and contaminants, and serves as USACE’s coordinator for its innovative remediation technology program. Mr. Rothas has performed all facets of remediation system design, construction oversight, operation and maintenance, and optimization involving in-situ and ex-situ treatment technologies. His remediation design and operation experience includes the following technologies: groundwater pump and treat systems; in-situ air technologies (e.g., vapor extraction, air sparging); in-situ biological and chemical oxidation treatment; hydrocarbon product recovery; in-situ thermal treatment; and natural attenuation evaluation/modeling. Specific project experience covers a spectrum of state and federal programs, including CERCLA, state cleanup programs, TSCA, underground tanks, and due diligence property transfers. For the USACE EM CX, he has provided subject matter expertise for remediation technologies, and has specialized in remediation system optimization, CERCLA 5-Year Reviews, and technical quality assurance reviews supporting the USACE Districts and USEPA. He has been an instructor for PROSPECT training classes involving remediation technologies, as well as served as a technical subject matter expert during revisions to USACE’s technical guidance documents titled Multi-Phase Extraction and Landfill Gas Collection and Treatment Systems. While working in the private consulting sector for 20 years, Mr. Rothas routinely presented remediation site case studies for customers and various public forums, as well as served as an instructor for RCRA generator and TSCA PCB compliance classes offered to customers and the general public. As a project manager and lead remediation engineer, he managed and mentored junior staff and interfaced with customers and federal and state regulatory agencies. Mr. Rothas has a B.S. in Chemical Engineering from the University of Illinois and a Masters in Business Administration from Roosevelt University. He is a Certified Environmental Professional, and has been certified as an ISO 14001 Lead Environmental Auditor.