Senior Auditor - Lead in Internal Controls & Data Analytics

Westlake Chemical Corp.; United States; On-site; USD 90,000 - 130,000; Full time

Job summary

Westlake Chemical is seeking a Senior Auditor to lead and execute internal audit projects, including SOX controls testing and vendor audits. You will assess control design, test operating effectiveness, and help define project scope and objectives while drafting clear reports for leadership.

The role emphasizes data analytics, using analytics tools and AI to derive conclusions, communicating findings to management, and coordinating with external firms. Travel up to 30% may be required.

Qualifications

• Bachelor’s degree in Accounting, Finance, or related field required.
• Minimum 4 years’ experience in internal audit, public accounting or consulting.
• Professional certification (CISA, CIA, CPA, CFE, or equivalent) preferred.
• Knowledge of SOX, COSO, and internal controls testing.
• Experience with data analytics and AI in audits.
• Willingness to travel up to 30% (domestic/international).

Responsibilities

• Plan, organize, analyze, test, and report on internal audit projects.
• Assess business risks and develop risk-based project plans.
• Identify process improvements and control enhancements.
• Lead kickoff and closing meetings with clients.
• Develop audit work programs and supporting workpapers.
• Present findings to Internal Audit leadership and process owners.

Skills

Internal audit knowledge

SOX compliance

Data analytics

AI in auditing

Financial statement analysis

Communication skills

Interviewing

SAP/JD Edwards familiarity

Travel willingness

Education

Bachelor’s degree in Accounting/Finance or related

Tools

CaseWare IDEA

SAP

JD Edwards

Job description

Westlake Chemical is seeking a Senior Auditor to lead and execute internal audit projects, including SOX controls testing and vendor audits. You will assess control design, test operating effectiveness, and help define project scope and objectives while drafting clear reports for leadership.

The role emphasizes data analytics, using analytics tools and AI to derive conclusions, communicating findings to management, and coordinating with external firms. Travel up to 30% may be required.