Littelfuse (NASDAQ: LFUS) is a diversified industrial technology manufacturing company shaping solutions for the safe and efficient transfer of electrical energy. Headquartered in Chicago, Illinois, USA, we serve customers across industrial, transportation, and electronics markets worldwide. With approximately 16,000 employees we design and manufacture innovative technologies that support electrification, energy efficiency, and advanced automation. Our global reach is matched by a culture that empowers innovation and long-term growth. Guided by our principles We Care, We Succeed With Our Customers, and We Own the Outcome, we work collaboratively, think boldly, and deliver solutions that move industries forward.

The Internal Audit Senior Manager serves as a strategic partner to business and functional leadership, providing independent, risk-based assurance and advisory services that support the achievement of Littelfuse’s strategic, operational, financial, and compliance objectives. Reporting to the Vice President of Internal Audit, this role leads complex audit and advisory engagements across global manufacturing, operational, commercial, and corporate functions while helping ensure Internal Audit remains aligned with the company’s evolving risk profile and strategic priorities.

The Senior Manager plays a key role in the development of the annual risk assessment, audit plan, Enterprise Risk Management (ERM) activities, and SOX program oversight. This position is expected to provide practical business insights, challenge assumptions, identify emerging risks, and deliver actionable recommendations that strengthen risk management, operational effectiveness, governance, and internal controls. 

About Your Job:

• Lead the execution of the global Internal Audit plan, including operational, financial, compliance, SOX, advisory, investigation, and strategic risk-based engagements.
• Develop and maintain strong relationships with business, functional, and plant leadership to understand strategic objectives, operational challenges, emerging risks, and organizational priorities.
• Lead audits focused on operational, strategic, and enterprise risks, assessing business performance, governance, process effectiveness, risk management, internal controls, and business preparedness.
• Support the annual and ongoing risk assessment process, audit universe management, and development of the risk-based audit plan, incorporating strategic, operational, financial, technology, compliance, and emerging risks.
• Partner with Internal Audit leadership and business stakeholders to support ERM initiatives, risk identification activities, and connected risk strategies across risk functions.
• Oversee SOX-related activities, including risk assessment, scoping, testing strategies, coordination with management, co-sourcing partners, and external auditors, evaluation of deficiencies, and continuous improvement of the control environment.
• Management multiple simultaneous engagements, including internal resources, subject matter experts, co-sourced providers, and outsourced audit partners, ensuring high-quality execution, timely delivery, and alignment with professional standards.
• Prepare and communication audit results, risk perspectives, trends, and recommendations to management, executive leadership, and the Audit Committee.
• Partner with the Vice President of Internal Audit to enhance audit methodology, quality assurance, reporting, data analytics, continuous monitoring, and alignment with the IIA Global Internal Audit Standards.
• Recruit, develop, mentor, and retain high-performing audit professionals while fostering a culture of accountability, collaboration, continuous improvement, and business partnership.

About You:

• Bachelor’s degree in Accounting, Finance, Business Administration, Information Technology, or related field.
• 8 to 10+ years of progressive internal audit, risk management, operational audit, or related experience, including significant responsibility for leading complex, global, or cross-functional engagements.
• Strong experience performing operational, financial, compliance, and risk-based audits within manufacturing, industrial, or similarly complex organizations.
• Experience leading enterprise risk assessments, ERM activities, audit planning, and continuous risk monitoring.
• Strong knowledge of SOX compliance programs, governance, risk management practices, and internal auditing standards.
• Demonstrated experience managing audit teams, co-sourced providers, consultants, and external partners.
• Ability to translate business risks into audit strategies, scope, testing approaches, and practical recommendations.
• Experience leveraging data analytics, technology, and continuous auditing techniques.
• Excellent communication, stakeholder management, relationship-building, and executive presentation skills.CIA, CPA, or equivalent professional certification required or expected; CISA, CRMA, CFE, or other relevant certifications preferred.
• Ability to travel internationally up to 30% - 40%.

Littelfuse is an equal opportunity employer committed to empowering every associate to make a difference — everywhere, every day.

We offer a comprehensive benefits package, including:

• Medical, dental, and vision coverage
• 401(k) with company match and annual contribution
• Paid time off and 11 holidays
• $900 Lifestyle Spending Account
• Tuition reimbursement (up to $20,000)
• Lean Six Sigma certification and career development opportunities
• Life, disability, and voluntary insurance options.

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Salary Range:

The salary offered will vary depending on your location, job-related skills, knowledge, and experience.

At Littelfuse, we support employee growth and development. Guided by our culture principles, our teams work together to deliver value for customers and make a positive impact in the communities where we operate. We are an equal opportunity employer committed to fostering an inclusive workplace where everyone has the opportunity to grow and contribute. We offer competitive compensation and benefits, performance-based incentives, flexible work arrangements, and development opportunities.