In addition to the Basic Requirements for this position, your resume must also demonstrate at least one year of specialized experience at or equivalent to the (GS-11) and (GS-12) grade level or pay band in the Federal service or equivalent experience in the private or public sector. Specialized experience must demonstrate the following: (GS-12) I have one year of specialized experience equivalent to the next lower grade level (GS-11) or pay band in the federal service or equivalent experience in the private or public sector as a professional Knowledge of U.S. naval history as well as the skills of an historical practitioner . 1) Experience with naval and/or maritime history, scholarly research techniques, refined written and oral communication skills, archival research required, and experience with editing historical documents for a government agency. 2)Ability to develop written products on U.S. naval history of the highest quality that articulate, interpret, and explain complex materials. 3) Strong knowledge and experience of naval, nautical, and maritime terminology, naval and military technology and weapons, tactics, operations, and strategy. 4)Knowledge of the organization, operations, and activities of the Department of Defense and the Department of the Navy. 5) Knowledge of government historical office functioning. (GS-13) I have one year of specialized experience equivalent to the next lower grade level (GS-12) or pay band in the federal service or equivalent experience in the private or public sector as a professional knowledge of U.S. naval history as well as the skills of an historical practitioner as demonstrated by an earned M.A. or Ph.D. degree and other academic training. 1)Mastery knowledge and experience with naval and/or maritime history, scholarly research techniques, refined written and oral communication skills, archival research required, and experience with editing historical documents for a government agency. 2)Ability to develop written products on U.S. naval history of the highest quality that articulate, interpret, and explain complex materials. 3)Expertise knowledge of naval, nautical, and maritime terminology, naval and military technology and weapons, tactics, operations, and strategy. 4)Knowledge of the organization, operations, and activities of the Department of Defense and the Department of the Navy. 5)Knowledge of government historical office functioning and collaborative research, writing, and editing in a government setting. 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 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.