Hyperbaric Adit & TBM Works Lead

CBNA (Civil & Building North America LLC); Washington (District of Columbia); On-site; USD 180,000 - 240,000; Full time

Job summary

CBNA, part of Bouygues Construction, is seeking a Hyperbaric Adit Works Manager to lead the most technical elements of the Potomac River Tunnel project in the Washington DC area. You will coordinate hyperbaric interventions, two TBM drives, and slurry plant performance.

You will also assume construction responsibility for the adit works, ensure safety and quality compliance, manage a multidisciplinary team across shifts, and own the scope budget while reporting progress and KPIs.

Qualifications

• Civil/mining/mechanical engineering degree or trade equivalent.
• 10+ years experience in mechanized tunneling.
• Proven hyperbaric intervention and supervisory experience.
• Demonstrated ability to build and certify compressed air teams.
• Medically fit for compressed air work and able to obtain the required clearance.
• Fluent English

Responsibilities

• Hyperbaric Interventions – Plan and oversee compressed air entry operations, including safety protocols, and workforce management.
• Cutting Tools – Manage the complete tool lifecycle: wear forecasting, condition monitoring, change scheduling, and KPI reporting.
• Adit Works – Lead adit excavation and construction from preparation through final lining, including design coordination and interface with shaft/CSO teams.
• Slurry Treatment Plant – Oversee plant performance, oversee separation equipment chain and ensure discharge standards.
• Safety, Quality & Compliance – Set HSE standards across confined spaces, hot works, and logistics; manage risk assessments.
• Team & Cost Management – Lead a multidisciplinary team across shifts, own the budget, and report progress and KPIs.

Skills

Fluent English

Education

Civil/mining/mechanical engineering degree or trade equivalent

Job description

CBNA, part of Bouygues Construction, is seeking a Hyperbaric Adit Works Manager to lead the most technical elements of the Potomac River Tunnel project in the Washington DC area. You will coordinate hyperbaric interventions, two TBM drives, and slurry plant performance.

You will also assume construction responsibility for the adit works, ensure safety and quality compliance, manage a multidisciplinary team across shifts, and own the scope budget while reporting progress and KPIs.