Senior Administrative Assistant - Arlington, VA

Lockheed Martin•Arlington, VA

1d•Onsite

About The Position

The Mission Capabilities Director within the Mission Development and Integration (MDI) organization is hiring an experienced Senior Administrative Assistant. This team handles Threat Intel, Mission Roadmapping, and Mission Analysis initiatives. In this role, you will provide comprehensive administrative assistance to the team Director, as well as provide backup administrative support to the MDI Vice President and Mission Operations Director. You will be handling classified event support, travel logistics, expense reporting, and sensitive information management. Key responsibilities will include the following: Further Information About This Opportunity: This role is fully onsite in our Crystal City location. Eligibility for a Secret Clearance is needed to start.

Requirements

Prior experience as an Administrative Assistant
Excellent communication and organizational skills.
Ability to work well independently, but function within a team environment
Ability to manage multiple calendars and tasks and quickly adjust to changing priorities
Schedule travel that may require frequent last-minute changes and accurately complete expense reports
Strong fundamental knowledge Microsoft office applications especially Microsoft Outlook, Excel and PowerPoint
Demonstrated ability to maintain confidentiality, and appropriate sensitivity to all issues
Eligibility to obtain a Secret Clearance

Nice To Haves

Work Experience supporting multiple leaders and staff
Some college or advanced administrative training
Demonstrated ability to proactively solve problems
Excellent prioritization and organization skills, as well as a professional demeanor
Proactively schedule and rearrange calendar to support preparation times for upcoming meetings and presentations
Experience with security requirements, visit request process, travel and expense reporting
Event planning experience
Experience working with classified documents, coordinating classified meetings, and operating in a classified workspace
Active Secret clearance

Responsibilities

Managing complex calendars and coordinating meetings, conferences, and catering for Directors and the Leadership team.
Arranging travel, processing travel expense reports, and maintaining related documentation.
Handling classified and proprietary information—filing, routing, and ensuring proper security controls.
Performing standard secretarial duties: phone screening, mail distribution, office supply procurement, and file organization.
Collaborating with other administrative assistants, participating in team meetings, and sharing on‑call coverage schedules.
Drafting, proofreading, and formatting reports, memoranda, and correspondence using standard desktop software.
Coordinating candidate interviews and other special projects as assigned.