The Senior Internal Auditor will collaborate closely with the Internal Audit leadership to plan, execute, and report on high impact financial, operational, compliance, and IT audit engagements - including oversight of the Company's Sarbanes Oxley (SOX) program. Established in 1932, Stepan Company is a major manufacturer of basic and intermediate chemicals including surfactants, polymers, as well as specialty ingredients that go into consumer, household, and institutional products such as laundry detergents, shampoos, and surface cleaners.