Business Unit Coordinator/Assistant

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Business Unit Coordinator/Assistant

Published on November 11, 2026

Project Snapshot

Context

AVENTA is a global engineering company serving the energy sector, from offshore Oil & Gas and Subsea to Renewables and the Energy Transition. Our Paris-based Consulting Business Unit places and manages technical consultants, employees and freelancers alike, with major international EPC contractors and engineering companies, in France and abroad. As the BU keeps growing, we are creating a position to work hand in hand with our Senior Business Managers. You will be a key member of the team, making sure every consultant assignment, client contract and internal process runs smoothly, from contract signature to monthly invoicing.

What we offer

A permanent position at the heart of a fast-growing Business Unit, with a scale-up atmosphere, a close-knit team and short decision loops. You will have a real impact on how the BU operates, with room to shape our processes and grow with the company. The role is based in our Paris office, with 1 to 2 days of remote work per week after the probation period. Start date: January 2027.

Description

What you will do

• Assist the Business Managers in the day-to-day running of the BU, and work closely with our Talent Acquisition team on the hand-over from recruitment to assignment start

• Act as the link with our Administration department on contracts, payroll inputs and invoicing, including the collection and checking of monthly timesheets and expense claims against client rules

• Track consultant contracts and client commitments: contract preparation and amendments (DocuSign), end dates and renewal alerts, purchase orders, Frame Agreements and supplier registrations on client portals

• Manage consultant work permits and visa follow-up with our partners

• Keep our CRM, ATS and SharePoint accurate and organised in line with our internal quality processes, and prepare monthly reporting on active consultants, assignments and key indicators

• Coordinate internal relations between Business Units, such as Consulting and Engineering, so that opportunities and information flow smoothly across the group

• Be the first point of contact for consultants on administrative questions, and organise events and meetups to strengthen their engagement and retention

Required Qualification

What you bring

• At least 5 years’ experience in Sales Administration, Contract Administration, or as a Business Unit Coordinator or Assistant

• Experience within an EPC contractor, an energy company, or an engineering or consulting firm serving the energy sector is mandatory

• Fluent French and English, written and spoken, are mandatory; Italian is a real plus

• Rigorous, structured and organised: these qualities are the core of the job

• A strong sense of follow-up and priorities, with the ability to support several Business Managers at once and a can-do attitude when operational or administrative hurdles arise

• A service-oriented mindset and excellent interpersonal skills, to act as a bridge between Business Managers, Talent Acquisition, Administration and an international pool of consultants

• Excellent command of Excel and Office tools, and genuine comfort with AI tools

• Discretion and a strong sense of confidentiality regarding commercial and personal data

• A proactive mindset: you spot what can be improved and you make it happen

Summary

• Paris, France
• Permanent
• Based on experience
• Office

Experience Min. 5 years

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