Hyperbaric and Adit Works Manager

Bouygues Construction SA; Washington (District of Columbia); On-site; USD 120,000 - 160,000; Full time

Job summary

Bouygues Construction SA is seeking a Hyperbaric and Adit Works Manager for the Potomac River Tunnel project in the Washington, DC area. You will lead hyperbaric interventions, tool strategy across two TBM drives, and adit works preparation through final lining, with a focus on safety and quality.

The role requires 10+ years in mechanized tunneling, proven hyperbaric supervision, and fluency in English. You will manage cross-functional teams, budgets, and interfaces with shaft and CSO teams on

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, safety, workforce management, medical coordination, readiness checks, face condition control, and records.
• Cutting Tools – Manage tool lifecycle including wear forecasting, condition monitoring, change scheduling, refurbishment, and KPI reporting.
• Adit Works – Lead excavation and construction from prep to final lining, design coordination, work plan approval, crew/plant management, and interface coordination.
• Slurry Treatment Plant – Oversee plant performance, manage separation equipment, maintain spares, ensure discharge standards.
• Safety, Quality & Compliance – Set HSE standards for compressed air, confined space, hot works, and logistics; risk assessments.
• Team & Cost Management – Lead multidisciplinary teams across shifts, manage scope budget, report progress and KPIs.

Skills

Hyperbaric supervision

Team leadership

Safety management

Cost management

Education

Civil/mining/mechanical engineering degree

10+ years tunneling experience

Job description

Hyperbaric and Adit Works Manager Job Location City: Washington Country/Region: United States Contract Type: Permanent Pole: TRAVAUX PUBLICS (AP003) Full/Part Time: Full Time Remote/Onsite: On-site/Office based Travel Requirements: No travel required Requisition ID: 4276 Information at a Glance Part of the global Bouygues Construction group, which employs over 35,600 people worldwide, Bouygues Travaux Publics is a recognized leader in civil engineering and major infrastructure development, delivering innovative and sustainable projects across the globe. In the United States, Civil and Building North America (CBNA) leads the delivery of complex underground and infrastructure projects. CBNA notably delivered the Port of Miami Tunnel in 2014 and the Pawtucket CSO Tunnel in 2025, and is currently working on major projects such as the Potomac River Tunnel in the Washington, DC area.

Description of the project

The Potomac River Tunnel project is a landmark initiative under the Clean Rivers Project. The project aims to construct a nearly 5.5 miles tunnel beneath the Potomac River with 2 different TBM, serving as a critical infrastructure element to control combined sewer overflows. This will significantly enhance the water quality of the Potomac and Anacostia Rivers and Rock Creek while bolstering the sewer system’s capacity.

Position Summary

The Hyperbaric Adit Works Manager is responsible for the highest risk and most technical elements of the tunnel scope. During excavation, you’ll manage hyperbaric interventions, cutting tool strategy across two TBM drives, and slurry treatment plant performance. As the drives complete, you will take construction responsability for the adit works, which are prepared in parallel and executed once the TBMs are through.

Key Responsabilities

• Hyperbaric Interventions – Plan and oversee compressed air entry operations, including safety protocols, in-house workforce management (lock attendants and workers), medical subcontractor coordination, pre-entry readiness checks, face condition control, and exposure record keeping.
• Cutting Tools – Manage the complete tool lifecycle: wear forecasting, condition monitoring, change scheduling, vendor refurbishment coordination, and KPI reporting (cost per meter, tools per ring, etc.).
• Adit Works – Lead adit excavation and construction from preparation through final lining, including design coordination, work plan approval, crew/plant management, and interface coordination with shaft and CSO teams.
• Slurry Treatment Plant – Oversee plant performance, manage the separation equipment chain (screens, cyclones, centrifuges, filter presses), maintain critical spares, and ensure compliance with spoil/water discharge standards.
• Safety, Quality & Compliance – Set HSE standards across compressed air, confined space, hot works, and logistics; deliver to approved specifications and manage risk assessments.
• Team & Cost Management – Lead a multidisciplinary team accross shifts, own the budget for the scope, and report progress, risks and KPIs.

Skills & 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