However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information, unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor's legal duty to furnish information. Develop and manage supplier relationships to deliver reliable product supply and total cost effectiveness while meeting or exceeding all customer service, compliance, product requirements, and key performance metrics including material and process selection for purchases, negotiating supply agreements, and establishing supplier performance metrics.