Executive Assistant, Sr

TISTA Science and Technology Corporation

22h•Remote

About The Position

TISTA Science and Technology Corporation is seeking a Senior Executive Assistant to join their team. This role involves performing various administrative, analytical, and planning tasks. The ideal candidate is highly self-motivated, professional, and capable of managing their workload and prioritizing tasks in a fast-paced environment. TISTA emphasizes meaningful, mission-driven work, a supportive environment, investment in learning and internal mobility, and a commitment to serving and hiring Veterans.

Requirements

Minimum 5 years’ experience required.
Excellent verbal and written communication skills.
Exceptional interpersonal skills.
Experience exercising discretion and confidentiality with sensitive company information.
Excellent organizational skills with an ability to think proactively and prioritize work.
Ability to perform research and analysis.
Ability to work independently.
Strong analytical skills with keen attention to detail.
Minimum Bachelor’s Degree in a business discipline.
Ability to obtain a Moderate Background Investigation (MBI) clearance.

Nice To Haves

Current VA Clearance (preferred)

Responsibilities

Attend assigned meetings and capture clear, concise notes.
Distribute meeting minutes to attendees in a timely manner.
Assist with uploading and organizing meeting documentation in SharePoint.
Support meeting setup, including agendas, templates, and materials.
Coordinate and schedule recurring and ad hoc meetings for leadership.
Send meeting invitations and track updates or changes.
Maintain organized calendar entries and assist with scheduling conflicts.
Assist in updating weekly slide decks using provided templates.
Compile basic data (e.g., events, data calls) into presentation formats.
Maintain organized archives of presentations and documents.
Track and send reminders for weekly briefing schedules and deliverables.
Assist in maintaining trackers and spreadsheets for team activities.
Support shared mailbox monitoring and route requests as needed.
Assist in reviewing and validating timesheets for completeness and accuracy.
Support payroll cycle activities under guidance.
Develop and sustain a level of professionalism among staff and clientele.
Manage, organize and file read-ahead and other artifacts following directions and guidance provided by the senior manager.
Respond promptly to senior management queries.