Applicants must meet all qualifications and eligibility requirements by the closing date of the announcement including time-in-grade restrictions, specialized experience, education, and/or professional certifications, as defined below. Time in Grade: Current federal employees applying for a promotion opportunity must meet the time in grade requirement of 52 weeks of service at the next lower grade level in the normal line of progression for the position being filled. GS-13: Applicants must possess one (1) year of specialized experience equivalent to at least the next lower grade level, or it's non-federal equivalent. Specialized experience is defined as experience reviewing construction project preliminary plans, drawings, designs, specifications and cost estimates. Advising/consulting with private groups, public bodies and other agencies on civil or environmental engineering and architectural aspects of projects. Extensive experience providing advisory and technical services in the engineering, planning and design process for projects that may include single or multi-family housing, wastewater facilities, businesses, and community facilities. There is no substitution of education for experience at the GS-13 level. NOTE: To be considered for this position, you must meet all qualification and eligibility requirements for the GS-0810 series set forth in the Office of Personnel Management (OPM) Qualification Standards by the closing date of the announcement. A copy is available at: https://www.opm.gov/policy-data-oversight/classification-qualifications/general-schedule-qualification-standards Experience refers to paid and unpaid experience, including volunteer work done through National Service programs (e.g., Peace Corps, AmeriCorps) and other organizations (e.g., professional; philanthropic; religious; spiritual; community, student, social). Volunteer work helps build critical competencies and can provide valuable training and experience that translates directly to paid employment. You will receive credit for all qualifying experience, including volunteer experience.