To qualify for the GS-12: Your resume must demonstrate at least one year of specialized experience at or equivalent to the GS-11 grade level or pay band in the Federal service or equivalent experience in the private or public sector. Specialized experience must demonstrate the following: Experience administering and grading training courses, practicals, and qualification tests involving the principles of radiological work practices of high skill level trades. Experience conducting surveillances to monitor the effectiveness of training, adhering to standards, and instituting changes to improve procedures. Experience developing radiological emergency drills and providing oversight or worker response. Experience training and mentoring junior personnel to enhance and develop their organizational skills, accuracy, and qualifications to train. Experience maintaining a thorough knowledge of NAVSEA and local Shipyard radiological control procedures, practices, and requirements at a level equivalent to a Radiological Control Technician Supervisor. To qualify for the GS-11: Your resume must demonstrate at least one year of specialized experience at or equivalent to the GS-09 or GS-10 grade level or pay band in the Federal service or equivalent experience in the private or public sector. Specialized experience must demonstrate the following: Experience administering and grading training courses, practicals, and qualification tests involving the principles of radiological work practices of high skill level trades. Experience conducting surveillances to monitor the effectiveness of training, adhering to standards, and instituting changes to improve procedures. Experience developing radiological emergency drills and providing oversight or worker response. Experience training and mentoring junior personnel to enhance and develop their organizational skills, accuracy, and qualifications to train. Experience maintaining a thorough knowledge of NAVSEA and local Shipyard radiological control procedures, practices, and requirements at a level equivalent to a Radiological Control Technician Supervisor. Additional qualification information can be found from the following Office of Personnel Management website: https://www.opm.gov/policy-data-oversight/classification-qualifications/general-schedule-qualification-standards/#url=List-by-Occupational-Series and https://www.opm.gov/policy-data-oversight/classification-qualifications/general-schedule-qualification-standards/1300/physical-science-technician-series-1311/ 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.