This is an interdisciplinary position and may be filled by a Mechanical Engineer (0830-series), a Computer Engineer (0854-series), an Electronics Engineer (0855-series), or a Computer Scientist (1550-series) depending upon the qualifications of the candidate. Applicants in positions with occupational series other than those listed (0830, 0854, 0855 and 1550) may apply; however, you must apply directly to the series listed in this vacancy that is most applicable to your qualifications. 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 ND-3 pay band (GS-9 through GS-11 equivalency) in the Federal service or equivalent experience in the private or public sector. Specialized experience must demonstrate the following: As a professional engineer or scientist applying systems engineering principles to design or develop undersea warfare systems. Examples of qualifying experience may include (1) knowledge/experience in either undersea warfare sensors (including acoustics and SONAR, electro-optical, magnetic), combat systems, electronic warfare and electronic warfare sensors (including radar, electro-optical), weapons, unmanned vehicles, communications technology, or system performance assessment; (2) knowledge of modeling, simulation and/or software development; (3) ability to communicate analyses findings, both orally and in writing, of intelligence data related to undersea warfare systems. 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 Individual Occupational Requirements (IOR): All Professional Engineering Positions, 08XX Computer Science Series, 1550 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.