David Hilgeman, PE, PWS
Senior Environmental Engineer at MassDEP- Claim this Profile
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Bio
Experience
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MassDEP
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United States
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Government Administration
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100 - 200 Employee
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Senior Environmental Engineer
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Jul 2021 - Present
Greater Boston Supervisor for the Major Project and Policy Unit within the MassDEP Wetland Program. Manages statewide hydraulic projects and provides project reviews and variance permitting. Oversees stream and wetland delineations, storm water treatment design, and hydrologic/hydraulic analysis. Assists with storm water, wetland, stream, floodplain, and climate change policy updates. Analyzes proprietary storm water treatment measures, writes wetland mitigation / delineation guidance, and develops wetland… Show more Supervisor for the Major Project and Policy Unit within the MassDEP Wetland Program. Manages statewide hydraulic projects and provides project reviews and variance permitting. Oversees stream and wetland delineations, storm water treatment design, and hydrologic/hydraulic analysis. Assists with storm water, wetland, stream, floodplain, and climate change policy updates. Analyzes proprietary storm water treatment measures, writes wetland mitigation / delineation guidance, and develops wetland replacement design criteria. Performs various other engineering, environmental, and ecological tasks as needed. Serves as the permitting lead for 401 Hydro Water Quality Certifications for dam relicensing as applicants proceed through the Federal Energy Regulatory Commission (FERC) process. Provides expert witness testimony as required for permit appeals. Show less
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US Army Corps of Engineers
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United States
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Armed Forces
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700 & Above Employee
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Civil Engineer (Hydraulics and Hydrology)
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Jul 2019 - Jul 2021
Greater Memphis Area Stream restoration feasibility and design analysis including grade control structures, fish passages, and rock chutes. Utilization of natural channel design and hydraulic geometry relationships to determine equilibrium conditions. Wetland feasibility analysis and design including water budget development for surface water depressional wetlands. Various other surface water design and asessment experience including erosion control, bank stabilization, and flood analysis. Experience with HEC-RAS… Show more Stream restoration feasibility and design analysis including grade control structures, fish passages, and rock chutes. Utilization of natural channel design and hydraulic geometry relationships to determine equilibrium conditions. Wetland feasibility analysis and design including water budget development for surface water depressional wetlands. Various other surface water design and asessment experience including erosion control, bank stabilization, and flood analysis. Experience with HEC-RAS, HEC-HMS, ArcMAP, and other software. Show less
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EnSafe
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United States
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Environmental Services
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200 - 300 Employee
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Professional Engineer / Environmental Scientist / Project Supervisor
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Feb 2014 - Jun 2019
Greater Memphis Area Experience includes: • Project Management and business development - Supervised four employees • Stream determinations based on TDEC/USACE guidance • Wetland delineations in various watersheds throughout Tennessee, Arkansas, Mississippi, Kentucky, Alabama, Louisiana, and Texas. Wetland assessments in multiple other states as well. • Wetland mitigation bank monitoring including vegetation surveys and hydrology/soil assessments • Wetland mitigation bank… Show more Experience includes: • Project Management and business development - Supervised four employees • Stream determinations based on TDEC/USACE guidance • Wetland delineations in various watersheds throughout Tennessee, Arkansas, Mississippi, Kentucky, Alabama, Louisiana, and Texas. Wetland assessments in multiple other states as well. • Wetland mitigation bank monitoring including vegetation surveys and hydrology/soil assessments • Wetland mitigation bank feasibility site visits and design • 401 & 404 Permits • Endangered species habitat assessments and mist netting • Landfill design review and modifications • Landfill leachate collection system design • Wastewater treatment plant design troubleshooting • Various cost estimates including post closure landfills, zinc smeltering landfills, wastewater treatment plant systems and upgrades • Landfill closure plan technical specification author • Quality control construction oversight including groundwater well abandonment, gas monitoring well installation, erosion control, geotechnical testing, barrier soil placement, and divergence ditch installation, and safety • Spill Prevention, Control, and Countermeasure reports • Stormwater Pollution Prevention Plans Show less
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The University of Memphis
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United States
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Higher Education
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700 & Above Employee
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Environmental Research Assistant
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Aug 2012 - Dec 2013
Memphis, TN •Conducted environmental research in the environmental engineering lab in the University of Memphis Civil Engineering department •Proficient in lab test protocol that include but not limited to: pH, COD, BOD5, TKN, TSS, VSS, ammonia, alkalinity, phosphorous, and sampling procedures. •Prepared and presented Environmental Engineer career module for Shelby County area students for annual Engineering Day vocational and educational event. •Student sponsor for ASCE Canstruction team… Show more •Conducted environmental research in the environmental engineering lab in the University of Memphis Civil Engineering department •Proficient in lab test protocol that include but not limited to: pH, COD, BOD5, TKN, TSS, VSS, ammonia, alkalinity, phosphorous, and sampling procedures. •Prepared and presented Environmental Engineer career module for Shelby County area students for annual Engineering Day vocational and educational event. •Student sponsor for ASCE Canstruction team Collierville High School. Attended several social events in order to advise proper engineering techniques. •Thesis, "Chemical Addition to Reduce Organics in Return Streams at the Maxson WWTP", proposed and tested a pilot design to comply with regulatory discharge standards. •Testing included optimizing the design for organics removal to to comply with NPDES permit discharge limits. Show less
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Environmental Land Steward
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May 2008 - May 2009
Birmingham, Alabama Area • Assisted in wetland management • Constructed trail maintenance and removed invasive species on 6 different trails • Experience with hand and power tools: hand drills, drawknives and spud bars • Prepared and presented environmental programs that addressed different environmental issues • Designed a native wetland plant species guide
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Education
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The University of Memphis
Master of Science (MS), Civil (Environmental) Engineering -
The University of Memphis
Bachelor of Science - BS, Civil Engineering -
Birmingham-Southern College
Bachelor of Science (BS), Mathematics and History