Senior Internal Auditor II - IT (San Diego/Hybrid)

Position Summary: The Senior Internal Auditor II – IT is a key member of Illumina’s Internal Audit function and reports to the Associate Director, Internal Audit – IT. This role supports both the planning and execution of the Company’s SOX compliance program and IT advisory engagements for system implementations.

The successful candidate will evaluate the effectiveness of internal controls and risk management practices, partner closely with cross-functional stakeholders, and provide independent and objective IT-related advisory services. This role requires the ability to quickly and fully understand end-to-end business processes, the capacity to clearly and succinctly communicate technology, financial and operational risks to management, and strong technical and auditing expertise.

This position offers a pathway to develop into a future IT, Finance and/or business leader while working in a fast-paced, collaborative environment.

*This is a full-time role, Monday through Friday, with an expectation of 2-3 in-office days per week and additional on-site presence as needed. The individual must reside in the San Diego area and be able to commute to our offices. Relocation assistance is available and should be completed within a three (3) month period or a mutually agreed upon time.

• Lead and/or execute assigned components of the Company’s SOX compliance program, including risk assessment, scoping, walkthroughs, and testing of IT general and application controls
• Collaborate with external auditors to support SOX-related assurance activities and SEC reporting timelines
• Independently evaluate control deficiencies, perform root cause analysis, and partner with control owners in their design and implementation of remediation actions, through to closure
• Review and maintain high-quality SOX documentation, including narratives, process flowcharts, control descriptions, and risk and control matrices
• Support periodic updates to control design to improve efficiency, effectiveness, and scalability
• Build strong, trusted relationships with cross-functional partners at various levels of management
• Maintain Internal Audit systems and tools infrastructure and implement departmental technology initiatives
• Assist with and/or lead departmental initiatives, special projects, and Finance-wide initiatives as needed

All About You: You are a business-and tech-savvy audit professional with strong analytical and critical thinking skills. You thrive in a fast-paced environment, adapt quickly to change, and take pride in delivering high-quality work. You communicate clearly and confidently, can work independently or as part of a team, and build effective relationships across the organization.

• Typically requires a minimum of 8 years of progressive audit experience in a public accounting firm and/or multinational public company with a bachelor’s degree; or 6 years and a master’s degree; or a PhD with 3 years of experience; or equivalent experience.
• Experience designing, monitoring, and evaluating internal controls in a multinational environment
• Knowledge of IT General Controls, Application Controls, cybersecurity, and ERP environments (SAP preferred)
• Experience working in life sciences, biotech, technology, or pharmaceutical industries preferred

• Demonstrates the highest standards of ethics and integrity
• Strong analytical and critical thinking skills, with the ability to assess risk and drive sound conclusions
• Experience analyzing large datasets and using data analytics to generate meaningful insights
• Proficient with audit management tools (such as AuditBoard, Optro, or TeamMate) and process flowcharting tools
• Experience leveraging AI tools to improve efficiency and effectiveness
• Excellent written and verbal communication skills, including the ability to clearly discuss risks, findings, and recommendations with senior management
• Strong project management skills, with the ability to balance multiple priorities and meet deadlines while delivering high quality work with minimal revisions

• Bachelor’s or Master’s degree in Computer Science, Finance, Accounting or equivalent
• CISA, CISM, CIA, or equivalent professional certification required

The estimated base salary range for the Senior Internal Auditor II - IT (San Diego/Hybrid) role based in the United States of America is: $107,700 - $161,500. Should the level or location of the role change during the hiring process, the applicable base pay range may be updated accordingly. The range reflects long‑term growth in the role; therefore, most candidates are hired between the minimum and middle of the range.

Placement depends on experience, skills, location, and internal equity. Additionally, all employees are eligible for one of our variable cash programs (bonus or commission) and eligible roles may receive equity as part of the compensation package.

We offer a wide range of benefits as innovative as our work, including access to genomics sequencing, family planning, health/dental/vision, retirement benefits, and paid time off.