Demo

Senior Office Admin

Innovative Reasoning
Tampa, FL Full Time
POSTED ON 12/3/2025
AVAILABLE BEFORE 2/3/2026

The Senior Office Admin provides executive-level administrative support to MARCENT headquarters, ensuring that command operations and leadership engagements are managed efficiently and accurately . This role encompasses coordinating task routing, maintaining records and correspondence, and supporting executive scheduling to ensure smooth organizational workflow . The Senior Office Admin also assists in preparing executive briefings and reports, supporting meetings and conferences, and ensuring compliance with USMC correspondence standards . By leveraging strong organizational and communication skills, the Senior Office Admin serves as a key enabler for MARCENT leadership, ensuring administrative processes are aligned with mission demands. ***THIS EMPLOYMENT IS CONTINGENT UPON CONTRACT AWARD***

Responsibilities/Duties:

- Provide executive administrative support to MARCENT staff sections.

- Coordinate task management and assist with routing, tracking, and reporting.

- Prepare, edit, and maintain correspondence, memoranda, and other documentation.

- Maintain records and files in compliance with USMC policies.

- Support executive engagements and scheduling.

Supplemental Duties:

- Assist leadership with preparation of executive briefings and reports.

- Support coordination of meetings, conferences, and official visits.

- Serve as a liaison for internal/external communications on behalf of MARCENT leadership.

Administrative Duties:

- Ensure compliance with MARCENT administrative and correspondence procedures.

Supervisory Responsibilities:

None.

Education/Experience/Qualification:

- Bachelor’s Degree required; advanced degree preferred.

- 10 years administrative support experience at the executive level.

- Secret clearance required.

Additional Skills:

- Strong proficiency in Microsoft Office Suite .

- Excellent organizational and communication skills.

- Ability to manage multiple tasks and priorities in a fast-paced environment.

- Attention to detail in preparing and maintaining executive-level documents.

Location:

Primary workplace is MARCENT Headquarters, MacDill Air Force Base, Tampa, Florida.

Work Environment:

Office environment within a joint military/civilian/contractor staff. Position requires regular interaction with senior leadership and external organizations.

Physical Demands:

Primarily sedentary work involving extensive computer use, with occasional standing and movement during events or meetings.

Work Schedule:

Full-time, 40 hours per week. Monday–Friday, 0800–1600.

License and Other Requirements:

Valid U.S. Driver’s License. Eligibility for issuance of a Common Access Card.

Salary and Benefits:

As stated during the hiring process.

Security Clearance:

Secret clearance required.

Travel:

May be required to travel for conferences, training, or coordination in support of MARCENT operations.

Salary.com Estimation for Senior Office Admin in Tampa, FL
$69,633 to $89,493
If your compensation planning software is too rigid to deploy winning incentive strategies, it’s time to find an adaptable solution. Compensation Planning
Enhance your organization's compensation strategy with salary data sets that HR and team managers can use to pay your staff right. Surveys & Data Sets

What is the career path for a Senior Office Admin?

Sign up to receive alerts about other jobs on the Senior Office Admin career path by checking the boxes next to the positions that interest you.
Income Estimation: 
$59,158 - $74,794
Income Estimation: 
$72,615 - $89,381
Income Estimation: 
$77,456 - $102,587
Income Estimation: 
$94,171 - $124,884
Income Estimation: 
$94,171 - $124,884
Income Estimation: 
$64,578 - $95,209
View Core, Job Family, and Industry Job Skills and Competency Data for more than 15,000 Job Titles Skills Library

Job openings at Innovative Reasoning

  • Innovative Reasoning Florida, FL
  • The Outside/Inside Plant (OSP/ISP) Support Specialist provides technical support for installation, maintenance, and repair of MARCENT's telecommunications ... more
  • 4 Days Ago

  • Innovative Reasoning Holly, NC
  • Innovative Reasoning, LLC is recruiting for an Instructor/Subject Matter Expert, specializing in Sniper Operations, in the instruction of close quarters ta... more
  • 7 Days Ago


Not the job you're looking for? Here are some other Senior Office Admin jobs in the Tampa, FL area that may be a better fit.

  • Discovery at Home - Admin Tampa, FL
  • POSITION SUMMARY The purpose of this position is to provide support to theVP of Corporate Accounting with various Discovery At Home related tasks. This pos... more
  • 21 Days Ago

  • Stargate HR, Inc Tampa, FL
  • We are looking for a Part-Time Office Admin to join our fast-paced Executive Search Firm . The position can be fully Remote and will eventually convert to ... more
  • 30 Days Ago

AI Assistant is available now!

Feel free to start your new journey!