Underground Construction Manager (Major Subway & Underground Infrastructure Project – New York [...]

Protecnium; Hoboken (NJ); On-site; USD 120,000 - 180,000; Full time

Job summary

Protecnium in the New York metropolitan area is seeking an Underground Construction Manager for a major subway and underground infrastructure project. This on-site role will plan, coordinate, and manage excavation works including caverns, tunnels, shafts, and ground-support systems, ensuring safety, quality, and schedule adherence.

The successful candidate will oversee SEM, drill-and-blast, muck removal, shotcrete applications, and interface with TBM and structural activities, with a 2-year

Responsibilities

• Plan, coordinate, and manage conventional underground excavation activities.
• Oversee construction activities involving station caverns, mined tunnels, shafts, and related underground structures.
• Manage drill-and-blast and Sequential Excavation Method (SEM) operations.
• Coordinate staged excavation sequences, muck removal, scaling, and shotcrete application.
• Oversee the installation of temporary and permanent ground-support systems.
• Review excavation sequences, work plans, and construction methodologies.
• Plan manpower, equipment, ventilation, mucking, and underground logistics.
• Monitor production performance and ground behavior, adapting operations when required.
• Coordinate interfaces between conventional excavation, TBM, shaft, and structural activities.
• Supervise subcontractors and unionized workforces, ensuring compliance with safety, quality, schedule, and technical requirements.

Job description

Protecnium is an international firm specializing in engineering and technical services ( www.protecnium.com/en ). We are currently looking for an Underground Construction Manager to join our team for a major subway and underground infrastructure project in the New York metropolitan area, USA (on-site position).

• Project: Major Subway Tunnel and Underground Infrastructure Works.
• Estimated duration of the position: 2 years.
• In general, when the project ends, we try to place the employee in other projects to give him/her continuity.

Summary

The Underground Construction Manager will be responsible for planning, coordinating, and managing conventional underground excavation works associated with station caverns, mined tunnels, shafts, and related underground structures.

The role will oversee drill-and-blast activities, Sequential Excavation Method (SEM) operations, staged excavation sequences, muck removal, scaling, shotcrete application, and the installation of temporary and permanent ground-support systems.

Main Responsibilities

• Plan, coordinate, and manage conventional underground excavation activities.
• Oversee construction activities involving station caverns, mined tunnels, shafts, and related underground structures.
• Manage drill-and-blast and Sequential Excavation Method (SEM) operations.
• Coordinate staged excavation sequences, muck removal, scaling, and shotcrete application.
• Oversee the installation of temporary and permanent ground-support systems.
• Review excavation sequences, work plans, and construction methodologies.
• Plan manpower, equipment, ventilation, mucking, and underground logistics.
• Monitor production performance and ground behavior, adapting operations when required.
• Coordinate interfaces between conventional excavation, TBM, shaft, and structural activities.
• Supervise subcontractors and unionized workforces, ensuring compliance with safety, quality, schedule, and technical requirements.
• Working Hours: Monday to Friday - 10 hours per day, including a 1-hour lunch break.