Senior Internal Auditor

Senior Internal Auditor – John Cockerill Corporate

Are you ready to contribute to a global industrial group shaping sustainable solutions for tomorrow?

Driven since 1817 by the entrepreneurial spirit and thirst for innovation of its founder, the John Cockerill Group develops large-scale technological solutions to meet the needs of its time: facilitating access to low-carbon energies, enabling sustainable industrial production, preserving natural resources, contributing to greener mobility, enhancing security, and installing critical infrastructures.

Its offer to companies, States and communities consists of services and associated equipment for the sectors of energy, defence, industry, the environment, transports, and infrastructures.

With over 8,000 employees, John Cockerill achieved a turnover of €1.417 billion in 2024, operating in 28 countries across 5 continents.

As a diversified international Group, John Cockerill relies on strong corporate functions to support its businesses, drive performance, ensure governance, and foster sustainable growth across all activities.

Why join John Cockerill ?

• Group-level impact: contribute to strategic, transversal or support functions with a direct impact on business performance.


• International reach: collaborate with teams and stakeholders across regions, businesses and cultures.
  Discover our international talent: https://www.youtube.com/watch?v=CvUiEakGcsQ&t=72s


• Purpose-driven environment: be part of a Group committed to sustainability, innovation and long-term value creation.


• Autonomy & trust: evolve in a culture that values responsibility, initiative and work-life balance.

To support its continued growth and transformation, John Cockerill invests in strong corporate expertise, combining strategic vision, operational excellence and human values.

Your role

In an international, innovative, and constantly evolving industrial environment, the John Cockerill Group is strengthening its Internal Audit function to support the Group’s governance, risk management, and sustainable performance.

Reporting to the Internal Audit Manager, the Senior Internal Auditor plays a key role in planning, conducting, and managing high-value-added audit engagements covering strategic, operational, financial, and cross-functional areas.

Through their expertise, they actively contribute to the evaluation and improvement of internal control, risk management, and governance frameworks, working closely with management and the Group’s key stakeholders.

This position offers the opportunity to grow within an international industrial group, to play an influential and advisory role, and to contribute to the maturation of the Internal Audit function.

Your key responsibilities

Reporting directly to the Internal Audit Manager, you will be responsible for:

•    Leading and conducting internal audit engagements covering strategic, operational, financial, IT, and cross-functional areas, from the preparation phase (risk analysis, engagement scope definition, work programs) through to the follow-up of recommendations.

•    Assess the effectiveness, robustness, and maturity of the Group’s internal control, risk management, and governance frameworks by identifying gaps, residual risks, and opportunities for improvement.

•    Formulate pragmatic, actionable, and value-driven recommendations tailored to the business challenges and operational realities of the audited entities.

•    Conduct interviews with management and key stakeholders (Executive Management, Finance, Operations, Legal, IT, etc.), establishing a constructive and credible dialogue.

•    Draft clear, structured, and impactful audit reports for management and governance bodies.

•    Monitor and validate the implementation of recommendations, assessing the actual effectiveness of action plans.

•    Contribute to the continuous improvement of the Internal Audit function, particularly through the optimization of methodologies, tools, and practices.

•    Mentor and supervise junior auditors by sharing your expertise and contributing to the development of their skills.

Your team

You will join a collaborative and transversal team, working closely with corporate experts, business representatives and senior stakeholders. 

The work culture promotes knowledge sharing, teamwork and continuous improvement, supported by a management style based on trust, autonomy and clear communication. 

This position offers the opportunity to grow within an international industrial group, to play an influential and advisory role, and to contribute to the maturation of the Internal Audit function.

Your profile

Experience & technical skills

Ideally, you have:

•    A master’s degree in Business Administration, Finance, Auditing, Engineering, or Science, demonstrating a strong analytical and conceptual foundation.

•    At least 4 to 6 years of experience in internal audit, external audit (Big 4 or a recognized firm), and/or in operational roles with significant risk exposure.

•    Experience in an international or industrial group is highly valued.

•    Excellent command of French and English (spoken and written); any other language is a plus.

Personal & behavioral skills

•    Strong analytical, synthesis, and professional judgment skills, with a solutions-oriented approach.

•    A strong ability to interact with colleagues at all levels of the organization, demonstrating diplomacy, assertiveness, and credibility.

•    An independent, rigorous, and structured mindset, combined with a keen sense of priorities and a commitment to meeting deadlines.

•    The ability to manage multiple tasks simultaneously with rigor and organization.

•    Intellectual curiosity, a critical mind, and cultural openness—essential qualities in an international context.

What we offer

At John Cockerill, we deeply value your contribution:

• Attractive salary package with many extra-legal benefits: company car, meal vouchers, flat-rate expenses, hospitalization/life/death/guaranteed income insurance, variable remuneration ranging from 0–25% of your gross annual salary, profit-sharing scheme based on progress and results


• Flexible work arrangements, with 1–2 days of remote work per week after training


• Comprehensive onboarding: a 6-month training with plenty of learning opportunities


• Career development: regular reviews, large catalogue of training, and career progression


• International opportunities across businesses and regions


• 31 days off

The recruitment process

Ready to take on this exciting challenge and contribute to the Group’s future?

What are the next steps?

• First interview with Recruiter Julien Reijmen


• On-site or virtual meeting with Marie Frans and Anisse Moujahid


• Final interview with management

Is it a match between you and John Cockerill? May this collaboration begin!

Discover our 2024 highlights and Group journey:
https://www.youtube.com/watch?v=jw1eUarVzoQ

This is not the opportunity you're looking for?
Explore all opportunities and join our talent pool via the Group career site:
www.johncockerill.com/jobs