Your resume must also demonstrate at least one year of specialized experience at or equivalent to the DP-03 pay band or GS-9/11 grade level in the Federal service or equivalent experience in the private or public sector. Specialized experience must demonstrate the following: 1) Troubleshooting and resolving Radio-Frequency testing and chamber-related issues; 2) Collaborating and working in a team environment; 3) Analyze large amounts of test data and clearly reporting results and key observations; and 4) Experience with one or more of the following areas: electronic warfare principles and practices, performance and design characteristics of own and foreign surveillance, communications, command control and weapons systems, system modeling and simulation, jamming techniques and equipment, overall systems engineering. Additional qualification information can be found from the following Office of Personnel Management website: 08XX Series-all-professional-engineering-positions-0800.pdf (opm.gov) 1310 Series: Physics Series 1310 (opm.gov) 1520 Series: Mathematics Series 1520 (opm.gov) 1550 Series: Computer Science Series 1550 (opm.gov) Experience refers to paid and unpaid experience, including volunteer work done through National Service programs (e.g., professional, philanthropic, religious, spiritual, community, student, social). Volunteer work helps build critical competencies, knowledge, and skills and can provide valuable training and experience that translates directly to paid employment.