Sr Internal Auditor

Job Summary The Senior Internal Auditor supports the company’s internal audit activities with a primary focus on Sarbanes-Oxley (SOX) 404 compliance, while also contributing to operational, IT, and compliance-related projects. This role partners across functions and levels of the organization to assess risk, evaluate internal controls, identify opportunities for improvement, and support overall compliance efforts. The ideal candidate is a self-starter who can work independently, manage multiple priorities, and communicate effectively in a dynamic business environment. Duties & Responsibilities * Plan and execute audits across various business units, including SOX 404 compliance testing of financial and IT controls * Evaluate the design and operating effectiveness of internal controls and identify opportunities for process improvement * Partner with process owners to ensure controls are appropriately designed to mitigate risk * Collaborate with external auditors to support audit planning, respond to inquiries, and address identified risk areas * Document audit findings, control deficiencies, and recommendations, and partner with business leaders on remediation plans * Prepare clear and thorough workpapers, process narratives, flowcharts, and audit documentation * Summarize and present audit observations, conclusions, and recommendations to Internal Audit leadership and management * Support special projects such as financial analyses, operational reviews, compliance reviews, and system implementations * Manage multiple assignments and deadlines while maintaining a high level of accuracy and attention to detail * Travel domestically and internationally on a limited basis, as needed Minimum & Preferred Qualifications and Experience Minimum Qualifications * Minimum 3 years of audit-related experience, with strong emphasis on SOX compliance testing

• Strong knowledge of US GAAP and the COSO framework
• Experience evaluating financial and/or IT controls in a corporate or public

accounting environment

• Strong analytical, organizational, and problem-solving skills
• Ability to work independently and collaboratively in a team environment
• Strong written and verbal communication skills, with the ability to clearly

articulate audit findings and recommendations

• Advanced Excel skills and proficiency in Microsoft Word
• Experience developing process documentation, including narratives and

flowcharts Preferred Qualifications

• CIA and/or CPA certification
• Big 4 or mid-tier public accounting firm experience
• Experience auditing in an Oracle environment
• Experience supporting operational, IT, or compliance audits beyond SOX
• Ability to travel internationally, as needed

Education Bachelor’s degree in Accounting, Finance, Economics, or a related field required. Compensation The anticipated salary range for this position is $90,000 - $100,000 plus benefits. Actual placement within the range is dependent on multiple factors, including but not limited to skills, education, and experience. This position also qualifies for up to 10% annual bonus based on Company, department, and individual performance. Masimo offers benefits such as Medical, Dental, Vision, Life/AD&D, Disability Insurance, 401(k), Vacation, Sick, Holiday, Paid Maternity Leave, Flexible Spending Accounts, voluntary Accident, Critical Illness, Hospital, Long-Term Care, Employee Assistance Program, Pet Insurance, on-site Wellness Clinic, Fitness Center, Café. All benefits are subject to eligibility requirements. Language requirements

• Ability to read, write, and communicate effectively in English.
• Ability to interpret technical documents, schematics, and written

instructions. * Ability to clearly document technical findings and communicate with cross-functional team members. Physical requirements/Work environment This position primarily works in an office environment and requires frequent sitting, standing, and walking. Daily use of a computer and other digital devices is required. This role may require standing for extended periods when facilitating meetings or walking through facilities. The physical demands of the position described herein are essential functions of the job and employees must be able to successfully perform these tasks for extended periods. Reasonable accommodations may be made for those individuals with real or perceived disabilities to perform the essential functions of the job described.