Our Engineer

Matthew F. Zadi, P.Eng.
Principal Senior Geotechnical Engineer (Owner) & Project Manager
AGATETEC Engineering Consultant
Calgary • Alberta • British Columbia

Senior Geotechnical Engineer with 18+ years of experience in civil, geotechnical, and infrastructure projects across Western Canada. Specialized in slope stability, foundations, shoring, seismic response, and large-scale industrial, municipal, and energy-sector geotechnical design.

Matthew Zadi is an accomplished Civil and Geotechnical Engineer with over 18 years of industry experience in residential, municipal, industrial, and energy/pipeline projects. With a strong background in field investigations, design engineering, and construction-stage execution, Matthew specializes in ground engineering, deep foundations, slope stability, excavation support, and seismic analyses.

Matthew’s career includes engineering and project management roles across **BC Hydro**, **TC Energy (Coastal GasLink)**, **EXP**, **Thurber Engineering**, and numerous structural and civil engineering firms in Alberta and British Columbia. His work integrates advanced numerical modelling (GeoStudio, Slide2, Sigma/W, L-Pile), laboratory interpretation, and constructible geotechnical solutions for both private and public sector clients.

Areas of Expertise

  • Slope stability (Limit-Equilibrium & Finite Element Analysis)
  • Pile design (axial, lateral, uplift; single & group effects)
  • Shallow foundation & raft foundation design
  • Soldier pile & lagging, shotcrete shoring, excavation stability
  • Liquefaction, seismic response & displacement analysis
  • Duct banks, manholes & underground utility geotechnics
  • Ground improvement (preload, stone columns, DSM)
  • Settlement modelling (elastic, consolidation, SIGMA/W)
  • On-site wastewater / septic field & infiltration system design
  • Pipeline geohazards, erosion & corridor stability
  • Field investigation (SPT, CPT, test pits, logging, drilling oversight)
  • Construction QA/QC & development permit reporting

Selected Experience

Senior Geotechnical Engineer & Project Manager — AGATETEC Engineering (BC & AB)

  • Designed shoring systems up to 7 m depth, including soldier pile–lagging and tied-back walls.
  • Completed slope stability, erosion control, and pipeline corridor risk reviews.
  • Designed septic fields, infiltration trenches, and stormwater infiltration systems.
  • Prepared full geotechnical reports for DP and building permit submissions.
  • Led QA/QC review and provided engineering stamps for design documentation.

Senior Geotechnical Engineer (Contract) — BC Hydro

  • Provided geotechnical design and third-party review for substations, duct banks, and seismic-sensitive assets.
  • Performed liquefaction and seismic displacement modelling using NBCC spectral analysis.
  • Designed ground improvement: preload, stone columns, deep soil mixing.
  • Completed pile design for heavy equipment foundations and substation structures.
  • Served as Engineer of Record on major utility infrastructure upgrades.

Senior Geotechnical Engineer — EXP (Municipal, Industrial & Transportation)

  • Delivered geotechnical design for a five-level underground commercial tower in Calgary.
  • Designed MSE walls, embankments, rail infrastructure, and deep foundations.
  • Developed soil models for slope stability and embankment performance (SLOPE/W, SIGMA/W).
  • Led geotechnical design for tank farms, biogas/ethanol plants, and industrial structures.
  • Provided full geotechnical services for residential developments and custom homes.

Field & Design Lead (Geotechnical) — TC Energy, Coastal GasLink Pipeline (670 km)

  • Slope/terrain inspections across multiple spreads.
  • Designed trench walls, slope stabilization systems, MSE walls, and rockery structures.
  • Completed geohazard assessments and seismic slope stability analysis.
  • Prepared design memos, hazard reports, and CSA Z662–compliant documentation.

Geotechnical Engineer (EIT–Senior) — Thurber Engineering

  • Completed geotechnical design for tank foundations, pipelines, and commercial structures.
  • Designed pile foundations, shotcrete walls, slope reinforcement, and shoring systems.
  • Performed telecommunication tower foundation design across 50+ sites.
  • Delivered erosion protection (gabions, riprap) for riverbank stabilization projects.
  • Led QA/QC for earthworks, compaction, and foundation construction.

Representative Consulting Projects

  • Underground utility geotechnical design for BC Hydro (duct banks, manholes, substation expansions).
  • Liquefaction, seismic displacement, and deformation modelling for critical energy infrastructure.
  • Deep foundation and shoring design for multi-family and commercial developments in Alberta and BC.
  • Pipeline geohazard and slope stability evaluations for Coastal GasLink (670 km corridor).
  • Geotechnical design for tank farms, ethanol/biogas plants, and large industrial structures.
  • Full geotechnical reports for residential developments, slope failures, and groundwater issues.

Education

  • Post Graduate Degree-PGD– Civil & Geotechnical Engineering University of Saskatchewan
  • Bachelor of Engineering – Reservoir Engineering (Underground Rock Mechanics) University of Regina

Licenses

  • P.Eng. — APEGA, EGBC, APEGS
  • APEO — In process