Planning and executing internal audit assignments in accordance with approved audit plans and professional standards; Reviewing and evaluating the adequacy and effectiveness of internal controls, risk management, and governance systems; Auditing financial, procurement, stores, payroll, and operational systems to ensure compliance with applicable laws, regulations, and policies; Preparing audit reports and making recommendations for improvement; Monitoring implementation of audit recommendations and reporting on their status; Conducting investigations on suspected cases of fraud, irregularities, and misuse of public resources; Liaising with external auditors, oversight bodies, and management on audit matters; and Performing any other duties as may be assigned by the supervisor in line with the mandate of the Polytechnic.