Job Summary**

The Senior Internal Auditor will play a key role in evaluating and improving the effectiveness of Lumentum Operations LLC's governance, risk management, and internal control processes. This position involves planning, executing, and reporting on operational, financial, and compliance audits, contributing to a robust internal control environment.

Job Responsibilities**

* Lead and execute all phases of internal audits, including planning, fieldwork, reporting, and follow-up, in accordance with professional auditing standards (e.g., IIA Standards).
* Develop comprehensive audit programs and testing procedures tailored to the specific risks and objectives of each audit engagement.
* Conduct in-depth analysis of financial, operational, and IT processes to identify control weaknesses, inefficiencies, and non-compliance with policies and regulations.
* Prepare clear, concise, and well-supported audit reports detailing findings, recommendations, and management's responses.
* Present audit results to management and various stakeholders, effectively communicating risks and control implications.
* Collaborate with process owners to develop practical and effective corrective action plans and monitor their implementation.
* Assist in the annual risk assessment and audit planning process, contributing to the development of the audit universe and audit plan.
* Stay abreast of industry best practices, regulatory changes, and emerging risks relevant to internal audit and the company's operations.
* Provide guidance and mentorship to junior auditors on audit methodologies and best practices.
* Participate in special projects, investigations, and advisory engagements as assigned.

Job Qualifications**

* Bachelor's degree in Accounting, Finance, Business Administration.
* CPA, CIA, CISA, or other relevant professional certification is highly desirable.
* Minimum of 3-5 years of progressive experience in internal audit, public accounting, or a related field.
* Strong understanding of internal control frameworks (e.g., COSO), risk management principles, and GAAP.
* Proven experience in planning, executing, and reporting on financial, operational, and compliance audits.
* Excellent analytical, problem-solving, and critical thinking skills.
* Exceptional written and verbal communication skills with the ability to present complex information clearly and concisely to diverse audiences.
* Proficiency in Microsoft Office Suite (Excel, Word, PowerPoint). Experience with audit management software (e.g., Optro or Workiva) and ERP systems (e.g., Oracle) is a plus.
* Ability to work independently and as part of a team, managing multiple priorities and deadlines effectively.
* Strong interpersonal skills and the ability to build effective working relationships with all levels of management.
* Ability to travel occasionally as required (estimated 5-10%).