Principal Engineer Seismic/CSA Integration & Oversight

Protingent • Bellevue, Washington • Posted June 09, 2026

Position Overview

Description:

 Protingent Staffing has an exciting contract Principal Engineer Seismic/CSA Integration & Oversight opportunity.
 

Job Responsibilities:
  •  Provide continuous oversight of seismic design scope, covering building and structural systems, foundations, equipment supports, and integrated plant analyses such as soil–structure interaction (SSI), seismic fragility development, and PRA inputs.
  • Coordinate and direct complex multi-system analyses, including SSI studies, seismic model development, external hazard characterization, and building seismic qualification, ensuring consistency with plant-level methodologies and licensing strategy.
  • Perform and guide SSI analyses using in-house SASSI tools; establish repeatable frameworks, workflows, and benchmarks that improve analysis efficiency and traceability across multiple structures.
  • Develop, document, and implement seismic design bases and strategies, supporting bot...