Internal Audit Lead - SOX Program Office

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*Note: This position requires presence in our San Jose office location 4 days per week; Lambda’s designated work from home day is currently Tuesday.

What You’ll Do

We are seeking an experienced SOX Program Office lead, reporting directly to the Head of Internal Audit. This role will be responsible for ICFR and Sarbanes-Oxley (SOX) program management, managing a team of internal and external co-sourced resources, and partnering with process owners across the organization to drive a strong control environment. The candidate will lead the ICFR and SOX Audit effort and serve as an advisor on matters of internal controls to business teams including, finance & accounting, operations, engineering, and IT business system teams, driving a culture of accountability, risk management, and continuous improvement.

• SOX Program Management Office

  • On-going project management of the SOX program, including overseeing the coordination efforts between Internal Audit team members, third party SOX co-sourced providers, external auditors, and business process owners.

  • Assist in annual SOX planning efforts, including risk assessments, materiality analysis, and defining control scope and timelines

  • Track and monitor the status of SOX-related testing, control performance, evidence gathering, and remediation efforts

  • Maintain a SOX program roadmap as per the Internal audit plan and aligned with the company’s growth, risks, and evolving regulatory environment.

  • Oversee and perform the execution of walkthroughs, design effectiveness reviews, and operational testing across in scope areas including Finance, Operations, Engineering, and IT.

• Control Environment and Internal Control Assessments

  • Develop a strong understanding of key business processes and internal controls, including areas supported by technology or automation.

  • Stay informed on significant changes within the company (e.g., organizational, operational, or system-related) and assess potential impacts on SOX controls and compliance.

  • Partner with senior management to evaluate control design and implementation, ensuring scalability and efficiency.

  • Oversee the identification, assessment, and remediation of control deficiencies, with a focus on sustainable solutions.

  • Champion continuous improvement initiatives to strengthen governance, risk management, and internal controls at the company.

  • Participate in special projects and initiatives as assigned by Internal Audit leadership. This role may also involve conducting internal audit projects as needed, helping identify and address key risks while delivering insights that enable informed decision-making.

• Stakeholder Collaboration

  • Liaison with external audit team on risk assessment & scoping, testing approaches, testing reliance, and audit efficiency.

  • Engage with Finance, IT, Legal, and 2nd line compliance leaders to promote accountability and reinforce the importance of effective controls.

  • Provide coaching, guidance, and training to control owners and functional leaders on SOX requirements and best practices.

• Status Tracking & Reporting

  • Maintain SOX program status dashboards for reporting to cross functional stakeholders.

  • Assist in preparing and presenting status and internal audit reports on SOX program status, key findings, and remediation progress for the Head of Internal Audit, Executive Leadership and the Audit Committee.

  • Deliver insights and recommendations on emerging risks, regulatory updates, and industry best practices.

• Quality review and continuous improvement

  • Establish and enforce quality assurance processes for SOX testing activities, ensuring consistency across internal and co-sourced teams.

  • Quality review of SOX program deliverables and artefacts including testing workpapers, testing documentation, process flows, risk and control matrices, and deficiency evaluations to ensure accuracy, completeness, and alignment with professional and regulatory standards.

  • Monitor adherence to the company’s internal audit methodology, documentation standards, and PCAOB/COSO requirements.

  • Ensure SOX results and reports pr