Professional level knowledge, skills and abilities in the industry best practice areas of project management (as presented by the Project Management Institute in their Project Management Professional certification), computer security management (as presented by ISC2 in their Certified Information Systems Security Professional certification), information technology service management (as presented by ITIL in their ITIL Expert certification), AF contract management (as presented by the Defense Acquisition University in their Contracting Officer Representative certification) and adult education. Customer Service - Works with clients and customers (that is, any individuals who use or receive the services or products that your work unit produces, including the general public, individuals who work in the agency, other agencies, or organizations outside the Government) to assess their needs, provide information or assistance, resolve their problems, or satisfy their expectations; knows about available products and services; is committed to providing quality products and services.