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. Employees in this role perform advanced technical tasks in support of the engineering, information systems, environmental, plant water chemistry, maintenance planning, cooling pond operation, procurement, inventory, statistical process control, production assurance, Land administration, and document control functions to support the plant mission.