Freelance Trilingual Sustainability Reporting (CSRD) Consultant-Medior

Brussels, Hybrid, until end 2026 renewable

Our client is looking for a Support for implementation of sustainability reporting (CSRD) Service- The right profile will have

- approximately 5 years of relevant professional experience (typically 4-7 years) in sustainability reporting, CSRD/ESRS and related assurance activities. This role is positioned at a Medior level with a strong hands-on operational focus.
- Dutch and English fluent, good French

Workstreams and responsibilities

1. Lead the preparation for the governance-related matters for the 2026 audit – 35%

- You will have a Group transversal role, acting as a connector across the two main entities of The Company Group – The Company Transmission Belgium and 50Hertz Transmission Germany;
- End to end preparation of the two governance-related chapters from the 2026 Sustainability Statements of The Company Group and The Company Transmission Belgium;
- Support the Group-wide implementation of a due diligence process;
- Stakeholder engagement to ensure the 2026 data collection for 2-3 governance related datapoints that are collected for the Sustainability Statements;
- Support in documenting the existing processes for governance over human rights;
- Coordinate the CSRD audit processes with internal stakeholders for the governance chapters;

1. Support in the implementation of the General requirements (CSRD) – 30%

- Provide support in preparing the disclosures for General/ESRS2 for the Sustainability statements 2026;
- Provide support in operational aspects for the Double Materiality analysis;
- Stakeholders engagement across the Group to ensure alignment and accuracy of the reported information;

1. Drive the execution of a data and policies catalog for the The Company Group website – 35%





- Lead and own the mission of ensuring that an online sustainability catalog is in place according to the planning;
- Implement the decisions taken by the Group sustainability reporting and the Communication teams for the deliverable;

Collaborative work with the departments involved: Communication, Digital, Strategy, Sustainability, Compliance

Requirements:

What kind of profile we are searching for:

- Approximately 5 years of relevant professional experience (typically 4-7 years) in sustainability reporting, CSRD/ESRS and related assurance activities. This role is positioned at a Medior level with a strong hands-on operational focus.
- Direct experience and knowledge of the ESRS/CSRD and with the Double Materiality Assessment according to the ESRS/CSRD. Experience with other ESG reporting frameworks such as GRI, SASB, TCFD is a plus.
- Previous hands-on experience supporting ESG or financial assurance processes. Experience gained in consultancy or in-house sustainability reporting teams is valued.
- You have completed a master degree, preferably in the fields of finance, environmental science, engineering, economics, sustainability management or similar
- Analytical and problem-solving skills and ability to process data, analyze information, think critically
- Detail-oriented with excellent organizational and project management/ time management skills to handle reporting requirements
- Excellent communication skills and the ability to convey complex sustainability information effectively
- You are reliable, well organised, analytical and result driven with high standards or ethics and professionalism
- Collaborative team player, but also with high levels of autonomy and accountability for your own work
- A genuine passion for sustainability and a desire to drive positive change.
- Language skills: Fluent level of Dutch and English (mandatory), good level French is required.

📌 Freelance sustainability reporting csrd (España)
🏢 ClearSource
📍 España