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Executive Administrator

Thales Defense & Security

CLARKSBURG, MD · Posted November 5, 2026

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About the job

Thales Defense & Security, Inc. (TDSI) Headquartered in Clarksburg, MD, is a U.S. company that has been serving domestic and international defense Air, Land and Sea domains for 60+ years. With over 1,000 employees, TDSI and its four subsidiaries (Advanced Acoustic Concepts, Digital Receiver Technology, Tampa Microwave, and Trusted Cyber Technologies), supports U.S. Joint Services, special operations forces and multi-national partners with a variety of communication, visualization, signal intelligence/electronic warfare, and sensor/sonar capabilities. TDSI’s key technologies include tactical handheld radios, expeditionary satellite terminals, helmet-mounted displays, optics and target recognition capability, advanced radars, undersea sensing and missile systems. Lives depend on what we do!

Top Benefits (Subject to terms of applicable policies/plans)

Competitive Salary

Yearly Incentive Compensation Plan

Medical insurance for self and eligible family members

Generous 401(k) program- up to 7% company contribution and 100% immediate vesting

Tuition Reimbursement

Paid wellness, vacation, and holiday leave

Paid maternity, paternity, and parental leave

9/80 Work Schedule (every other Friday off)

We are excited to announce that we have an opening in our Clarksburg, MD office for a top-notch Executive Administrator .

Responsibilities

Manage logistics of the Executive Office to include CEO, CFO, VPHR, etc. and the Board of Directors with discretion and confidentiality.

Manage calendar, scheduling meetings, answering phones, within area of responsibility.

Plan meetings, make travel arrangements and plan/support company events.

Manage visit and proxy requests.

Responsible for processing purchase requests, expense reports, tracking invoices, ensuring payment for invoices, etc.

Monitor department spending by tracking payment of department invoices, purchase requests for office equipment or other office related supplies.

Proficient at creating, editing, and proofing communications. Assist with the composition, review and formatting of department related notes, internal and external correspondence and PowerPoint presentations.

Coordinate and/or assist in the planning of customer meetings that take place either on or off-site.

Qualifications

The requirements listed below are representative of the knowledge, skill, and/or ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

U.S. Citizenship required. - Applicants selected may be subject to a government security investigation and must meet eligibility requirements for access to classified information.

Bachelor’s degree preferred, or equivalent work experience.

10+ years of recent executive support, to include C-Level/ Executives.

Excellent organizational skills and work ethics.

Effective oral and written communication skills and the ability to manage multiple projects.

Excellent Microsoft Office Skills (Word, Excel, Outlook and PowerPoint).

Exercises solid judgment, discretion and confidentiality.

Ability to work in a team environment and interact with employees in all departments and functions.

Ability to see a problem and create a solution.

This role requires occasional (5%) local or domestic travel to support offsite events.

The annualized pay range for this role is $90,000- $130,000 USD along with a target incentive compensation plan (ICP) of 5% . The pay range provided is a good faith estimate representative of the experience level for the role described above. TDSI considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.

For specific questions about this job posting, candidates may contact talent acquisition at careers@thalesdsi.com.

Thales Defense & Security, Inc. is committed to non-discrimination as applicable under federal, state and local laws. We are an E-Verify Employer .

If you need an accommodation or assistance in order to apply for a position with Thales Defense & Security, Inc., please call Human Resources at 202-961-1016.

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