Description du poste

RTE international est une société de conseil et d’ingénierie couvrant l’ensemble des métiers du transport d’électricité. RTE international est au service de ses clients partout dans le monde pour les aider à développer des systèmes électriques fiables, compétitifs et qui relèvent les défis de la transition énergétique.

Filiale de RTE, le plus grand gestionnaire de réseau de transport d’électricité en Europe, RTE international offre aux acteurs du secteur du système électrique des solutions sur mesure dans le développement, l’exploitation et la maintenance des réseaux.

Depuis sa création en 2006, les experts de RTE international s’appuyant sur le savoir-faire et les compétences développés depuis plus de 70 ans au sein de RTE ont réalisé plus de 300 projets dans plus de 50 pays sur tous les continents. RTE international emploie 70 salariés et près d’une centaine d’experts par an.

Avantages :

• RTT
• Tickets restaurants
• Mutuelle
• Intéressement
• Chèques cadeaux
• Téléphone
• 50% Transports

1. Purpose of the role

The Commercial Assistant provides comprehensive support to the Business Developers in all phases of pre-sales and commercial activity. The primary objective is to ensure the timely, accurate, and compelling preparation of expressions of interest, technical and commercial proposals, and tender responses directed at existing clients and prospective accounts.

Acting as a critical link between internal technical teams and external stakeholders, the Commercial Assistant contributes directly to the organisation’s revenue pipeline by enhancing the quality and consistency of all outgoing commercial documentation.

2. Key responsibilities

Proposal & Tender Management

•         Initiate drafts, format and review expressions of interest (EOIs), requests for proposals (RFPs), and requests for quotations (RFQs) in compliance with client specifications and deadlines.

•         Compile and maintain a library of standard proposal content, including company credentials, project references, CVs, templates for technical and financial proposal forms, and technical descriptions.

•         Ensure proposals are internally consistent, error-free, and aligned with the organisation’s brand and quality standards.

Commercial and administrative support

•         Organise and archive commercial documentation for audit trails and knowledge management purposes.

Coordination and communication

•         Liaise with internal departments (engineering, finance, legal, operations) to gather inputs required for proposals.

•         Support Business Developers in follow-up actions with clients and partners post-submission.

1. Required qualifications and experience

Education

•         BTS or Bachelor’s degree (Bac+3) in Business Administration, Commerce, Marketing, Engineering, or a related field.

Professional experience

•         Minimum 2–3 years of experience in a commercial support, bid management, or proposal coordination role, ideally within a B2B or project-based environment.

•         Demonstrated experience in preparing formal commercial and technical documents for clients.

•         Prior exposure to public or private procurement processes, in particular projects funded by international financial institutions, is a strong asset.

2. Skills and competencies

Technical skills

•         Advanced proficiency in Microsoft Office Suite (Word, Excel, PowerPoint) and document formatting tools.

•         Familiarity with tender/e-procurement platforms and bid submission processes.

•         Experience with desktop publishing or proposal automation tools is a plus.

Soft skills and personal attributes

•         Exceptional written and verbal communication skills in English, and ideally in French

•         Strong organisational and time-management abilities, with the capacity to work in a fast-paced environment and manage multiple deadlines simultaneously.

•         Rigorous attention to detail, particularly in document accuracy, formatting, and compliance.

•         Proactive, resourceful, and solution-oriented mindset.

•         Ability to work autonomously while maintaining effective collaboration with cross-functional teams.

•         High degree of discretion and professionalism in handling confidential commercial information.

3. Working conditions

•         Office-based with potential for hybrid/remote arrangements, subject to company policy.

•         Peak workload periods are expected around major tender deadlines.