About People

Per Onsager

Per Onsager, EIT

Geotechnical Staff

In his time at Shannon & Wilson, Per has provided geotechnical engineering services for a wide range of projects across the water/wastewater and transportation industries. His field experience includes performing and monitoring field tests, performing laboratory testing of soil samples, installing and reading instrumentation, performing condition surveys, and monitoring construction activities. Back in the office, Per has experience performing geologic hazard evaluations, including slope stability analyses and comprehensive assessments of liquefaction susceptibility and associated impacts. He is also frequently involved in developing seismic design parameters for projects big and small. His favorite jobs are those he is involved in through all stages of the project, from field explorations to construction.    


  • MS, Geotechnical Engineering, University of Washington, 2015
  • BS, Civil Engineering, University of Massachusetts at Lowell, 2014


  • Engineer-in-Training

Practice Area

Geotechnical Services

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