Summary
Overview
Work History
Skills
Personal Information
Timeline
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ALBERTO SAUDINOS DIAZ

MISSISSAUGA,ON

Summary

Skilled Supervisor and TBM Operator with expertise in operating and maintaining tunnel boring machines. Knowledgeable in tunneling protocols, safety procedures, and machine repair. Delivered improved operational efficiency and minimized downtime through effective preventive maintenance.

Overview

23
23
years of professional experience

Work History

TBM Operator and Supervisor

AECON- FCC- GHELLA
Toronto
11.2025 - Current

● Supervised TBM operations and operators, ensuring precise tunnel alignment, grade, and excavation accuracy for successful project completion.

● Monitored TBM operating parameters, face pressure conditions, and overall machine performance to ensure operational stability.

● Led, coordinated, and supervised site personnel and construction crews to maintain project timelines and quality standards.

● Implemented and enforced health, safety and environmental procedures.

● Supervised segment erector operations and the installation of precast concrete tunnel lining segments.

TBM Operator and Supervisor

AECON
Bowmanville, Ontario
01.2025 - 10.2025

● Monitored TBM operating parameters and face pressure conditions to optimize machine performance.

● Led and coordinated site personnel and construction crews to enhance operational efficiency.

● Supervised segment erector operations and the installation of precast concrete tunnel lining segments.

● Supervised TBM operations and operators, ensuring precise tunnel alignment and excavation accuracy.

● Implemented and enforced health, safety and environmental procedures.

TBM Operator and Supervisor

WESTEND CONNECTORS CONSTRUCTION
Toronto, Ontario
01.2022 - 12.2024

● Monitored TBM operating parameters, face pressure conditions, and overall machine performance to optimize operational efficiency.

● Led, coordinated, and supervised site personnel and construction crews to ensure timely project execution and adherence to safety standards.

● Supervised segment erector operations and the installation of precast concrete tunnel lining segments.

● Supervised TBM operations and operators, ensuring precise tunnel alignment, grade, and excavation accuracy for project integrity.

● Implemented and enforced health, safety and environmental procedures.

TBM Operator and Supervisor

OHL USA
Newport, USA
05.2019 - 03.2021

● Monitored TBM operating parameters and face pressure conditions to optimize machine performance.

● Led and coordinated site personnel and construction crews to achieve project milestones.

● Supervised segment erector operations and the installation of precast concrete tunnel lining segments.

● Supervised TBM operations and operators to ensure precise tunnel alignment and excavation accuracy.

● Implemented and enforced health, safety and environmental procedures.

TBM Operator and Supervisor

ACCIONA GHELLA JOINT VENTURE
02.2017 - 04.2019

● Supervised TBM operations and operators, ensuring tunnel alignment, grade and excavation accuracy.

● Coordinated and supervised site personnel and construction crews to ensure project timelines and operational efficiency.

● Enforced health, safety and environmental procedures to maintain compliance and safeguard personnel.

● Supervised TBM operations and operators, ensuring precise tunnel alignment and excavation accuracy to meet project specifications.

● Monitored TBM operating parameters, face pressure conditions and overall machine performance.

TBM Operator

CMC Cooperativa Muratori e Cementisti di Ravenna
, Italy
09.2016 - 12.2016
  • Operated tunnel boring machine through varied ground conditions on metro consortium project
  • Monitored cutterhead, slurry, and pressure controls during continuous excavation cycles
  • Adjusted TBM settings to maintain safe tunnel alignment and face stability
  • Inspected conveyor, segment, and hydraulic systems before shift startup
  • Coordinated muck removal and material flow with tunnel crew and logistics team

TBM Operator

OBAYASHI Canadá
Toronto, Ontario
02.2014 - 06.2016
  • Operated tunnel boring machine through varied ground conditions on metro consortium project
  • Monitored cutterhead, slurry, and pressure controls to ensure stability during continuous excavation cycles
  • Adjusted TBM settings to ensure safe tunnel alignment and maintain face stability
  • Inspected conveyor, segment, and hydraulic systems before shift startup
  • Coordinated muck removal and material flow with tunnel crew and logistics team to optimize operations

TBM Operator

OHL International Canada
10.2011 - 02.2014
  • Operated tunnel boring machine through varied ground conditions on metro consortium project
  • Monitored cutterhead, slurry, and pressure controls to ensure optimal performance during excavation cycles
  • Adjusted TBM settings to ensure safe tunnel alignment and maintain face stability
  • Inspected conveyor, segment, and hydraulic systems before shift startup
  • Coordinated muck removal and material flow with tunnel crew and logistics team to enhance operational efficiency

Foreman

OHL S.A. (Spain)
Azuqueca de Henares, Guadalajara
05.2011 - 07.2011
  • Coordinated and supervised workforce activities, assigning tasks and monitoring team performance.
  • Ensured efficient production processes,maintaining productivity and operational targets.
  • Supervised concrete and cement production plant operations, ensuring quality standards and timely delivery of products.

TBM Operator

DRAGADOS S.A- FOMENTO.
Chamartin-Atocha
03.2010 - 05.2011
  • Operated tunnel boring machine through varied ground conditions on metro consortium project
  • Monitored cutterhead, slurry, and pressure controls to ensure optimal performance during excavation cycles
  • Adjusted TBM settings to ensure safe tunnel alignment and maintain face stability
  • Inspected conveyor, segment, and hydraulic systems before shift startup
  • Coordinated muck removal and material flow with tunnel crew and logistics team to streamline operations

TBM Operator

OHL S.A.
Móstoles
10.2009 - 03.2010
  • Operated tunnel boring machine through varied ground conditions on metro consortium project
  • Monitored cutterhead, slurry, and pressure controls to ensure stable excavation and minimize downtime
  • Adjusted TBM settings to ensure safe tunnel alignment and optimize face stability during excavation
  • Inspected conveyor, segment, and hydraulic systems before shift startup
  • Coordinated muck removal and material flow with tunnel crew and logistics team to maintain workflow efficiency

TBM Ringbuilder

ACCIONA-GRUPO SANDO S.A.
01.2009 - 08.2009

● Installation and assembly of precast concrete tunnel segments to construct tunnel rings.

● Operation and handling of TBM ring-building equipment and hydraulic systems.

Changed and replaced tools in the TBM cutterhead.

● Assisted with TBM assembly, dismantling, and maintenance to support project timelines.

● Ensured accurate ring positioning, alignment, and installation to meet project specifications and uphold quality standards.

TBM Operator

GRUPO SANDO
07.2007 - 09.2008
  • Operated tunnel boring machine through varied ground conditions on metro consortium project
  • Monitored cutterhead, slurry, and pressure controls to ensure optimal performance during excavation cycles
  • Adjusted TBM settings to ensure safe tunnel alignment and maintain face stability
  • Inspected conveyor, segment, and hydraulic systems before shift startup
  • Coordinated muck removal and material flow with tunnel crew and logistics team to streamline operations.

Supervisor of metro station construction

DRAGADOS S.A
12.2006 - 07.2007

● Supervised and coordinated civil construction activities, ensuring timely and quality metro station installation.

● Led site teams and subcontractors to execute daily work activities in alignment with project goals.

● Monitored project progress, ensuring compliance with technical specifications, quality standards and construction schedules.

● Coordinated construction works, including structural installation, concrete works and civil engineering activities.

● Coordinated manpower, equipment, and material resources to achieve project deadlines effectively.

TBM Operator

DRAGADOS S.A.
08.2005 - 12.2006
  • Operated tunnel boring machine across varied ground conditions, ensuring project milestones were met on metro consortium project
  • Monitored cutterhead, slurry, and pressure controls, facilitating uninterrupted excavation cycles
  • Adjusted TBM settings for optimal tunnel alignment and face stability, enhancing operational safety
  • Inspected conveyor, segment, and hydraulic systems before shift startup
  • Coordinated muck removal and material flow with tunnel crew and logistics team.

TBM Operator

DRAGADOS S.A.
08.2004 - 08.2005
  • Operated tunnel boring machine through varied ground conditions on metro consortium project
  • Monitored cutterhead, slurry, and pressure controls to ensure optimal performance during excavation cycles
  • Adjusted TBM settings to ensure safe tunnel alignment and enhance face stability
  • Inspected conveyor, segment, and hydraulic systems before shift startup
  • Coordinated muck removal and material flow with tunnel crew and logistics team to streamline operations

TBM Ringbuilder

DRAGADOS S.A.
01.2004 - 08.2005

● Installed and assembled precast concrete tunnel segments, contributing to efficient tunnel ring construction.

● Operation and handling of TBM ring-building equipment and hydraulic systems.

Changed and replaced tools in the TBM cutterhead.

● Assisted in assembly of tunnel boring machine components to ensure successful operation., dismantling and maintenance activities.

● Ensured precise ring positioning, alignment, and installation, meeting project specifications.

Skills

  • TBM supervision
  • Tunnel lining installation
  • Grouting operations
  • TBM performance control
  • Safety compliance
  • Quality Assurance
  • Operational Efficiency
  • Construction coordination
  • Equipment and Materials Management
  • Team Leadership and Supervision
  • Problem-Solving & Accountability
  • Communication and Teamwork

Personal Information

Date of Birth: 1977-02-04

Timeline

TBM Operator and Supervisor

AECON- FCC- GHELLA
11.2025 - Current

TBM Operator and Supervisor

AECON
01.2025 - 10.2025

TBM Operator and Supervisor

WESTEND CONNECTORS CONSTRUCTION
01.2022 - 12.2024

TBM Operator and Supervisor

OHL USA
05.2019 - 03.2021

TBM Operator and Supervisor

ACCIONA GHELLA JOINT VENTURE
02.2017 - 04.2019

TBM Operator

CMC Cooperativa Muratori e Cementisti di Ravenna
09.2016 - 12.2016

TBM Operator

OBAYASHI Canadá
02.2014 - 06.2016

TBM Operator

OHL International Canada
10.2011 - 02.2014

Foreman

OHL S.A. (Spain)
05.2011 - 07.2011

TBM Operator

DRAGADOS S.A- FOMENTO.
03.2010 - 05.2011

TBM Operator

OHL S.A.
10.2009 - 03.2010

TBM Ringbuilder

ACCIONA-GRUPO SANDO S.A.
01.2009 - 08.2009

TBM Operator

GRUPO SANDO
07.2007 - 09.2008

Supervisor of metro station construction

DRAGADOS S.A
12.2006 - 07.2007

TBM Operator

DRAGADOS S.A.
08.2005 - 12.2006

TBM Operator

DRAGADOS S.A.
08.2004 - 08.2005

TBM Ringbuilder

DRAGADOS S.A.
01.2004 - 08.2005
ALBERTO SAUDINOS DIAZ