NTM Engineering, Inc.

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Chad J. Slothower, MS, PE, CBSI

As Director of NTM’s Structures & Transportation Division, Chad specializes in bridge design, bridge inspection, and project management. He as over 29 years of experience and has been responsible for designing bridges from single-span structures to multiple-span steel curved girder structures and is proficient in PennDOT design software and the STAAD structural analysis program. Chad […]

David Miraglia, PE, CBSI

David is licensed Professional Engineer and Certified Bridge Safety Inspector who provides structural design and NBIS inspection services for PennDOT projects for over 26 years. His background includes designing steel and concrete superstructures, substructures, and culverts, along with retaining walls and slope stabilization systems, and features complex analysis using BSDI, torsion analysis of pier caps, […]

Lino A. Magnelli, PE

As Director of NTM’s Hydrology & Hydraulics Division, Lino offers extensive project management and water resources engineering experience, having performed services across Pennsylvania for over 28 years. His professional career features PennDOT and Pennsylvania Turnpike Commission transportation projects, and he specializes in hydrologic and hydraulic (H&H) analysis and permitting related to highway and bridge designs. […]

Kevin Kozain, PE, CPESC

Kevin serves as director of NTM’s Stormwater, Civil/Site Division and a project manager on Pennsylvania transportation improvement projects. His responsibilities include but are not limited to designing erosion and sediment (E&S) controls and drainage and stormwater management systems; performing NPDES and waterway permitting and hydrology and hydraulic (H&H) analysis; and developing traffic control and construction […]

Susan Giannantonio, MS, PE, CPESC

Susan is a senior project manager who specializes in stormwater design, erosion and sediment control (E&S) design, NPDES permitting, highway design, and site development with over 27 years of experience. Her water resource experience includes drainage, stormwater and E&S designs and permitting for both public and private sector projects. Her highway and site development background […]

Jade L. Fertich, PE, CBSI

Jade is a professional engineer and project manager with over 30 years of experience on numerous highway and bridge projects. He provides specialized expertise in hydrologic and hydraulic (H&H) design and waterway permitting of bridges and culverts, along with erosion and sediment pollution control design and highway geometric design. Jade is also skilled in developing […]

NTM News

NTM Welcomes Summer Interns

We are excited to welcome a new class of summer interns! Katrin Cavanaugh is a summer intern in our Stormwater and Civil/Site Division in our … [Read More]

NTM Welcomes New Hires – June 2026

We are pleased to welcome several new hires to the NTM Team! Joseph Tassin joined NTM as a Designer in our Structures & Transportation Division … [Read More]

Vicari Featured in PA Historic Preservation Article

NTM Senior Historian Gabrielle Vicari's research of the East Texas VOR/DME in Lehigh County was recently featured in an article written by Kristina … [Read More]

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Bridge Engineer – Design/Inspection

*Please do not contact job poster about other services, products, or commercial interests. Description of... Read more →

Cultural Resources Project Manager – Multiple Locations

NTM Engineering, Inc. is a civil engineering and environmental services firm that specializes in water... Read more →

Environmental Scientist/Planner III

*Please do not contact job poster about other services, products, or commercial interests. NTM Engineering,... Read more →

NTM Engineering, Inc.
130 West Church Street, Suite 200
Dillsburg, PA 17019-1278
Phone: (717) 432-4425
Fax: (717) 432-4426

State College Office
341 Science Park Road, Suite 203
State College, PA 16803
Phone: (814) 862-9191

Wayne Office
1285 Drummers Lane
Suite 105
Wayne, PA 19087
Phone: (610) 605-3104

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