SIXT

mobility service provider

SeniorInternalAuditor(m/f/d)

Lisbon, Portugal FULL TIME
Market Sentiment
HIGH DEMAND

Neural analysis suggests this role is
optimal for mid candidates.

The Brief

“Senior Internal Auditor (m/f/d) at SIXT. Skills: Risk-based audits, Internal control systems, AI tools, Data analysis. Independently plan, execute, and report on risk-based audits across a variety of business areas. Support company-wide AI and digitalisation initiatives through both audit and advisory activities”

What You'll Achieve.

Ensure governance and compliance; Enhance the efficiency and quality of audit processes; Ensure alignment and efficiency in audit activities

Industry & Context.

mobility service provider
Problems you'll solve

Analytical thinking; Structured judgement

What They're Looking For.

Must Have

4–6 years of experience in internal audit, external audit, or a comparable field, Knowledge of risk-based audit methodologies, Knowledge of internal control systems, Hands-on experience with AI tools, Solid understanding of ML concepts, Solid understanding of LLM-related risks, Proficient in data analysis tools such as SQL, Python, Power BI, or similar, Fluent in English

Nice to Have

Regulatory familiarity as a plus, German is an advantage

What You'll Do.

and report on risk-based audits across a variety of business areas

Support company-wide AI and digitalisation initiatives through both audit and advisory activities

Leverage modern AI tools to enhance the efficiency and quality of audit processes

Evaluate internal controls

Assess emerging risks (including those related to AI)

Help shape the audit function’s AI strategy

Drive innovation in audit methodologies

Contribute to the development of the team

Plan and execute risk-based audits across operational

Evaluate the effectiveness of the internal control system (ICS)

Adapt audit approaches to evolving risks

Audit AI systems and assess risks such as model risk

and regulatory compliance (e. g. EU AI Act)

Leverage AI-powered tools to enhance audit quality

Actively shape the audit function’s AI strategy

Present findings to senior stakeholders

Track the implementation of agreed actions

How You'll Work.

Team & Collaboration

Collaborate closely with internal and external stakeholders to ensure governance and compliance; Coordinate audit activities with internal and external stakeholders to ensure alignment and efficiency

Communication Scope

Excellent communication skills; Present findings to senior stakeholders

Process & Methodology

Planning audits, Executing audits, Tracking implementation of agreed actions

Full Job Description

We are looking for a Senior Internal Auditor (m/f/d) to join our team at SIXT. In this role, you will independently plan, execute, and report on risk-based audits across a variety of business areas. A key focus will be supporting company-wide AI and digitalisation initiatives through both audit and advisory activities, while also leveraging modern AI tools to enhance the efficiency and quality of audit processes. You will evaluate internal controls, assess emerging risks (including those related to AI), and collaborate closely with internal and external stakeholders to ensure strong governance and compliance. Additionally, you will help shape the audit function’s AI strategy, drive innovation in audit methodologies, and contribute to the development of the team. If you are analytical, forward-thinking, and curious about how AI can transform audit practices, join Team Orange! YOUR ROLE AT SIXT * You plan and execute risk-based audits across operational, financial, IT, and compliance areas * You evaluate the effectiveness of the internal control system (ICS) and adapt audit approaches to evolving risks * You coordinate audit activities with internal and external stakeholders to ensure alignment and efficiency * You audit AI systems and assess risks such as model risk, data bias, and regulatory compliance (e.g. EU AI Act) * You leverage AI-powered tools to enhance audit quality and actively shape the audit function’s AI strategy * You prepare reports, present findings to senior stakeholders, and track the implementation of agreed actions YOUR SKILLS MATTER * Experience You have a relevant degree and 4–6 years of experience in internal audit, external audit, or a comparable field * Audit Expertise You possess strong knowledge of risk-based audit methodologies and internal control systems, with regulatory familiarity as a plus * AI & Technology You have hands-on experience with AI tools and a solid understanding of ML concepts and LLM-related risks * Data Skills You are

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