Office Manager

• Support project document management processes.

Responsable administratif

Mercury est le leader européen des solutions de construction.

Office Manager, Paris, France

Mercury is the European leader in construction solutions.

We build and manage complex engineering & construction projects for the world’s leading corporations. Our solutions help deliver technologies and life changing advancements that connect people, communities, and businesses, giving them the power to achieve incredible things. Our people have the courage to be innovative. Their determination and sharp focus enable us to deliver with certainty, time and time again.

We deliver our clients’ visions through leading edge construction solutions across multiple sectors, including Enterprise Data Centres, Advanced Technology & Life Sciences, Hyperscale Data Centres, Fire Protection.

At Mercury, it is our duty to encourage and back our people to realise their vision of themselves. We place them at the heart of what we do, providing challenging opportunities to develop within a great team in a supportive environment that allows them to reach their full potential.

Scope Of The Role

The Office Manager is responsible for the day-to-day administration and operational support of a major construction project or business unit. The role acts as the central coordination point for project administration, document control, personnel coordination, office management, client interface activities, and site logistics support.

Working closely with project and corporate teams, the Office Manager ensures office operations run efficiently and provides the administrative support required to deliver projects safely, on programme, and within budget.

Key Responsibilities Of The Role

Office & Administration Management

• Manage the daily operation of the project or regional office.
• Coordinate office mobilisation and demobilisation activities.
• Ensure office facilities, supplies, equipment, and services are maintained.
• Manage incoming correspondence, calls, and general enquiries.
• Arrange travel, accommodation, and visitor management.
• Maintain office procedures and administrative systems.

Project Support

• Provide administrative support to Project Directors, Project Managers, and Construction Teams.
• Coordinate project meetings, workshops, and management reviews.
• Prepare agendas, minutes, and action trackers.
• Assist with project reports, presentations, and client submissions.
• Support document preparation and general project administration.
• Monitor action registers and follow up on key deliverables.

Document Control & Information Management

• Support project document management processes.
• Maintain project records, filing systems, and document registers.
• Ensure controlled distribution of project documentation.
• Monitor document approvals and workflows.
• Coordinate correspondence between clients, consultants, subcontractors, and internal teams.
• Support compliance with project quality systems.

Personnel & HR Coordination

• Support employee onboarding and site inductions.
• Coordinate training records and certification tracking.
• Maintain personnel records and organisation charts.
• Support timesheet administration and workforce reporting.
• Coordinate office access, equipment allocation, and new starter requirements.
• Liaise with HR regarding employee documentation and personnel matters.

Procurement & Commercial Support

• Process purchase orders and procurement administration requirements.
• Coordinate supplier onboarding and document collection.
• Track office expenditure and budgets.
• Support commercial teams with subcontractor administration.
• Maintain records of contracts, insurances, and supplier information.

Health, Safety & Compliance

• Support Health & Safety administration requirements.
• Maintain HSE records, training logs, and certification databases.
• Assist with safety meetings and communications.
• Ensure site notice boards and project information are maintained.
• Support compliance with company policies, client requirements, and local regulations.
• Coordinate audit and compliance documentation.

Client & Stakeholder Coordination

• Act as the first point of contact for clients, consultants, and visit