LMI is seeking a Senior Executive Administrative Assistant to support our team within the Office of the Under Secretary of Defense, Acquisition and Sustainment (OUSD(A&S), DASD(Nuclear Matters). The position will be located at the Pentagon in Arlington, Virginia. This position requires a Top Secret/SCI clearance.

At LMI, we’re reimagining the path from insight to outcome at The New Speed of Possible™. Combining a legacy of over 60 years of federal expertise with our innovation ecosystem, we minimize time to value and accelerate mission success. We energize the brightest minds with emerging technologies to inspire creative solutioning and push the boundaries of capability. LMI advances the pace of progress, enabling our customers to thrive while adapting to evolving mission needs. 

• Perform administrative duties as required for the DASD, Nuclear Matters office. Manage office functions to support NM and other office employees.
• Manage all incoming/outgoing correspondence and suspense actions.
• Coordinate and prepare directorate personnel actions, official travel arrangements and orders using DTS.
• Manage the calendar and oversee meetings and conferences on behalf of the ASD.
• Organize, review and prepare input for ASD level read ahead books.
• Develop and/or use simple databases and spreadsheets; assist with data collection, data analysis, and research.
• Perform data quality and data assurance reviews; conduct data analyses using qualitative and quantitative methods, prepare summary displays to report analysis results and findings.
• Planning and execution of studies, working groups, projects, and other activities that span across the multiple organizations and agencies.
• Assist with project management and OSD action officer functions.
• Develop and deliver briefings and white papers as required to document and provide the results of any analysis performed.
• Perform editing, document formatting, and proofreading.
• Provide assistance with meeting logistics and preparing briefings.
• Respond to internal and external substantive questions and inquiries on assigned tasks and projects.
• Maintain cognizance of future programs, areas of interest and emerging requirements.

• TS/SCI clearance is required.
• 5 or more years of experience supporting DoD or other Federal agencies.
• Bachelor’s degree is required.
• Excellent written, oral, and interpersonal communication skills.
• Prior experience providing administrative support to senior DoD leadership.
• Excellent organizational skills, ability to establish and maintain working relationships with internal and external staff members, and the ability to work independently and take a proactive role.
• Flexibility and ability to prioritize tasks according to senior staff requirements.
• Proficiency in Microsoft Word, Excel, Outlook, PowerPoint, and SharePoint.
• A true team player who maintains a positive attitude in a dynamic environment.
• High energy, enthusiasm, tact, ability to interact effectively with senior executives from Government and industry as well as Pentagon staff members.
• Ability to create and foster a cooperative work environment.
• Self-directed, detail oriented in completing assigned tasks, able to adapt to changing work efforts and manage impact of shifting priorities.