Construction Jobs in Mandaluyong, Philippines (Now Hiring) — 27 open

• Bachelor’s degree in Geology, Engineering Geology, or Geological Engineering. 
• Master’s degree in Engineering Geology or Geotechnical Engineering (preferred, especially for senior roles). 
• Minimum 5–10 years experience in hydropower, dams, tunneling, mining, or large infrastructure projects 
• Conduct detailed geological and geomorphological mapping of the project area, including dam site, waterways, intake, and powerhouse. 
• Identify and characterize rock types, structural features (faults, joints, fractures), and soil formations. 
• Perform assessment of geological hazards (landslides, slope instability, erosion, seismic features). 
• Plan and supervise drilling, borehole logging, test pits, geophysical surveys, and in-situ testing (Lugeon, permeability tests). 
• Prepare detailed geological logs for core drilling and assist in rock mass classification (RMR, Q-system, GSI). 
• Evaluate foundation stability for dam structures, tunnels, surge shafts, and other components. 
• Provide recommendations on foundation treatment such as grouting, rock bolting, drainage, and slope stabilization 
• Develop geological prognosis for tunnel routes 
• Provide real-time geological mapping during tunnel excavation (face mapping). 
• Identify potential tunneling hazards (water ingress, squeezing ground, fault zones). 
• Recommend excavation methods and support systems based on ground conditions. 
• Assess groundwater conditions, aquifer behavior, seepage patterns, and potential impacts on civil structures. 
• Recommend groundwater control measures 
• Prepare geological reports, hazard assessments, and data summaries for feasibility, design, and construction stages. 
• Maintain daily site records and coordinate with design teams to update geological models. 
• Ensure compliance with technical specifications related to geological conditions. 
• Inspect excavation works, support installation, grouting operations, and slope/rock stability. 
• Work closely with civil, structural, and geotechnical engineers for design optimization. 
• Support Environmental and Social teams on issues related to geological impacts and community risks. 

Skills

• Geological mapping, core logging, field inspection 
• Rock and soil mechanics 
• Dam design principles and foundation treatment 
• Strong experience in geological mapping, core logging, and geotechnical site investigations. 
• Proficiency in classifying rock mass (RMR, Q, GSI). 
• Knowledge of geophysical survey methods. 
• Familiarity with tunnel excavation methods (NATM/SEM) and rock support systems. 
• Understanding of foundation treatment techniques (grouting, shotcrete, anchors, drains). 
  

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