NTM Engineering, Inc.

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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 includes the development of roadway alignments, site grading, traffic control, and pavement marking design development. She has experience with railroad grade crossing involvement, submitting PUC applications and acquiring local municipal zoning/land development approvals. As part of stormwater management and project work, she has developed landscaping and planting layouts incorporating both functional and aesthetic considerations. Susan has developed numerous Americans with Disabilities Act (ADA)-compliant curb ramp designs following requirements for PennDOT and the City of Philadelphia, co-presenting on the topic at an American Society of Highway Engineers technical session with PennDOT staff. As part of her work here at NTM, she has developed and taught short courses on stormwater management BMP practices for PennDOT.

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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

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Cultural Resources Project Manager – Multiple Locations

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Environmental Scientist/Planner III

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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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