Executive Assistant & Office Manager
Magnet Defense
Do you thrive in a fast-paced, high-style environment where excellence is the minimum standard? We’re seeking an Executive Assistant & Office Manager who can anticipate needs before they’re spoken, handle chaos with composure, and make every detail look effortless. Join Magnet Defense LLC, a global leader in fully autonomous platforms. We are seeking a highly motivated, enthusiastic, visionary, and experienced Executive Assistant to provide comprehensive administrative, operational, and strategic support to senior leadership.
The ideal candidate will possess exceptional organizational and communication skills, a strong understanding of defense-sector protocols, and the ability to thrive in a fast-paced, mission-critical environment. This role requires sound judgment, initiative, and the ability to handle sensitive information with the utmost confidentiality and professionalism. If you thrive under pressure, be comfortable with unconventional hours (outside the office), and exhibit a high degree of emotional intelligence and problem-solving skills, then this role is for you. Please note that this role is in the office during regular business hours.
You’ll be the right hand to a high-profile executive – managing the flow of business, life, and everything in between. From coordinating complex schedules and travel to overseeing office operations, events, and vendor relations, you’ll ensure that everything runs seamlessly behind the scenes.
Key Duties and Responsibilities
- Act as gatekeeper and organizer for executive calendar, communications, and travel
- Manage vendors, events, and special projects with impeccable attention to detail
- Oversee office operations, including systems, supplies, staff coordination, and client hospitality
- Handle confidential information with discretion and professionalism
- Bring structure, efficiency, and a touch of luxury to every task
- Provide high-level administrative and logistical support to senior executives, including calendar management, travel coordination, correspondence, and meeting preparation.
- Oversee travel logistics, including private and commercial flights, accommodations, and last-minute itinerary changes.
- Run personal errands, coordinate family and social obligations, and liaise with household staff and office staff as needed.
- Handle multiple concurrent projects with shifting priorities, ensuring everything is executed flawlessly.
Qualifications
- Education: Bachelor’s degree in business administration, political science, security studies, or a related field (or equivalent experience). Master's degree is a plus.
- Experience: Proven track record (5+ years) in executive administrative experience, it’s a plus if it was in the defense, aerospace, or government contracting sectors.
- Fluent in Microsoft Office Suite, especially Excel and Outlook, with advanced proficiency, secure communication platforms, and document management systems.
Skills & Competencies
- A poised multitasker who’s unflappable under pressure
- Discreet, resourceful, and stylishly organized
- Tech-savvy with strong communication skills (email, scheduling, and presentation tools)
- 5+ years in a similar role supporting executives, entrepreneurs, or high-net-worth individuals
- Able to read the room, anticipate needs, and stay five steps ahead
- Demonstrated ability to manage competing priorities and work under pressure
- Manages complex schedules and logistics with accuracy
- Excellent writing, editing, and verbal communication skills
- Thrives in dynamic, high-stakes environments
- Comfortable working nights and weekends as needed
- Ability to obtain and maintain a security clearance
- Strategic thinker with exceptional attention to detail
- A desire to work in an entrepreneurial environment with a positive attitude
Why Join Us?
- Competitive salary and benefits package.
- Opportunities for professional growth and development.
- Collaborative work environment.
- Dynamic environment where no two days are alike
About Magnet Defense:
Magnet Defense LLC is a global leader in fully autonomous defense platforms for global maritime coverage in an uncertain world. We apply AI-driven software solutions to power advanced manufacturing of unmanned surface vessels and their fully autonomous and compliant navigation and mission systems. Learn more at .
Disclaimers:
The responsibilities and qualifications described here are not exhaustive, and additional assignments, duties, or responsibilities may be required for this position. Assignments, duties, and responsibilities may change at any time, with or without notice, by Magnet Defense LLC and in its sole discretion.
To comply with US Government national defense technology export regulations, the applicant must be a US citizen, lawful permanent resident of the US, protected individual as defined by 8 USC 1324b(a)(3), or eligible to obtain the required authorizations from the US Department of State. In addition, please note that this position may require a current United States National Security clearance or eligibility for such a clearance.
Magnet Defense LLC is an Equal Opportunity/Affirmative Action Employer. We consider applicants without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender, gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, or membership in any other group protected by federal, state, or local law.
If you need assistance or accommodation due to a disability, you may contact us at [email protected] .
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
- ...requests outside standard business hours. Executives travel and work across time zones, and a... .... Prepare and process expense reports.Office ManagementOwn the in-office experience.... ...coffee, and supplies stocked at all times.Manage janitorial and facilities vendors so the...SuggestedWork at office
- HR & Talent Acquisition Manager | Tech & Startup Ecosystem | Connecting Exceptional Leaders with High-Growth Companies... ...quickly, and we’re looking for an exceptional Executive Administrative Assistant & Office Manager to play a central role in keeping our Miami headquarters...SuggestedLong term contractFull timeWork at office
- We are the regional office overseeing US Latin and Latin America based in Miami, representing... ...the Latin America team and helping to manage the Warner Chappell Miami office. This is... ...to coordinate regional logistics, executive support, and operational functions. Role...SuggestedFull timeWork experience placementWork at office
- A leading clean energy company in Miami is seeking an experienced Executive Administrative Assistant & Office Manager. In this role, you will provide critical support to the President and Founder & CEO. Responsibilities include managing calendars, overseeing office operations...SuggestedWork at office
- ...Office Manager/Executive Assistant to CEO Location: Miami, FL (Full-time, in-office) Role Type: Full-Time About Upshop Upshop powers smarter store operations for retailers by combining data, AI, and execution workflows across fresh, center store, and...SuggestedFull timeWork at office
- ...Description Office Manager & Executive Assistant to the CEO Yale Realty & Capital Advisors Position Summary Yale Realty & Capital Advisors is a national, award-winning brokerage specializing in the sales and financing of Manufactured Housing Communities and...Full timeWork at officeMonday to Friday
- ...Assistant Office Manager Pediatric Traveling Office Manager!! "Open Up" to A Whole New Dental Experience Imagine working in a place which delivers best in class patient care and focuses on putting every patient first, every visit. Our guiding principle is empathy...Full timePart timeWork at officeImmediate start
$8,500 per month
...EXECUTIVE ASSISTANT MANAGER, FOOD & BEVERAGE Luxury Resort • Caribbean • USD $8,500 net per month ABOUT THE ROLE We are seeking an Executive Assistant Manager, Food and Beverage, for a luxury resort in the Caribbean. Reporting directly to the General Manager...Full timeLocal area- ...Administrative Assistant Previous applicants do not need to reapply. This position is responsible for providing high-level administrative... ...information requests relative to the needs of the City Manager's Office using independence and discretion. In an incumbent in the...For contractorsWork at office
$65k - $75k
Are you an experienced Dental Assistant Office Manager who knows how to keep a practice running smoothly while creating an exceptional experience for both patients and staff? We are looking for a motivated, organized, and personable Dental Assistant Office Manager to...Work at office- Trivium, a marketing agency led by a founder, is seeking its first Executive Assistant / Life Manager in Miami (hybrid). You’ll build the system to handle business admin and personal logistics so the founder can focus on momentum. Responsibilities include travel bookings...
- ...Job Description Job Description We are seeking a Bilingual Medical Office Assistant Manager to join our team! You will perform routine administrative and clinical assignments to keep the medical facility running smoothly. Responsibilities include, but are not...Work at office
$20 - $22 per hour
...Assistant Dental Office ManagerAt Aspen Dental, we put You First, offering the security and job stability that comes with working with a world... ...career. When you join our team as an Assistant Dental Office Manager, which at Aspen Dental we call an Operations Lead, you will...Work at officeFlexible hoursNight shift- ...not be considered. Ideal Candidate: An experienced office assistant, receptionist, executive assistant, or administrative coordinator who enjoys a... ...check preparation, mail and package handling, supply management, and direct assistance to the Firm Owner — including coordination...Full timePart timeWork at officeMonday to Friday3 days per week
- Albizu University is seeking an Executive Administrative Assistant to support the Chancellor’s Office on the Miami Campus. The role requires coordinating daily operations, managing calendars, and facilitating internal and external communications to advance institutional...Work at office
- ...Job Description *** WE ARE OFFERING A $2,500 SIGN-ON BONUS FOR THIS POSITION ***\n \n Dental is seeking a Dental Office Manager to join our team in Fort Lauderdale!\n \n \n Sage Dental is the leading Dental Support Organization (DSO) in the Southeast, and we...Work at officeRelocation package
- JPMorgan Chase Wealth Management South Florida is seeking an Executive Assistant to the Regional Director in South Florida. You will support senior leadership, manage... ...skills, discretion, and proficiency with Microsoft Office. You will partner with executive level internal...Work at office
- Chase's Wealth Management South Florida team seeks an experienced Executive Assistant to the Regional Director in South Florida. You will support high-level executives, manage calendars, coordinate domestic and international travel, and prepare communications with meticulous...
- ...HR Office ManagerAt Pacific Seafood, we do more than just provide the world with the healthiest... ...do better.The Human Resources – Office Manager Manager at Pacific Seafood is a key role... ...processing. Maintain accounting records; assist in reconciling GL accounts; assist with...Hourly payTemporary workWork at officeImmediate startFlexible hours
$100k - $165k
...Job Description Job Description EXECUTIVE PROJECT MANAGER / EXECUTIVE ASSISTANT TO CEO Real Estate Development & Construction | Coral Gables, FL... ...accounting, and other professional services. Support office operations and maintain strong relationships with vendors...Full timeFor contractorsFor subcontractorWork at officeMonday to Friday- ...Administrative Executive AssistantTek Pro Support Services, LLC (TSS... ...an Administrative Executive Assistant to support our ongoing mission... ...ensure the DJ3s can supervise and manage command processes as required... ...(CCDR) priorities.Serves as office manager by keeping up with...Temporary workWork at officeFlexible hours
$99k - $232k
...Description & SummaryThe OpportunityAs a Healthcare Provider Back Office Consulting - Manager, you will play a pivotal role in optimizing operational... ..., confirming their successful planning, budgeting, execution, and completion. You will address conflicts or issues, engage...Full timeH1b- ...Front Office Director Assist the Director of Front Office in directing and supervising the operational activities of the resort's front office... ...lost PPE, or equipment that does not fit properly, to your Manager. High school graduate or equivalent required. Four year...Zero hours contractShift work
$2,000 - $2,500 per month
...AM - 5:00 PM EST Opportunities to expand the role over time Role Overview The firm is hiring a Global Admin Assistant / Executive Assistant to support the Managing Attorney by managing and coordinating all calendar operations. This role involves scheduling and confirming...Remote jobFull timePart timeFlexible hours$55k - $65k
...program, competitive compensation, and flexible scheduling will help you thrive in your career. When you join our team as a Dental Office Manager, which at Aspen Dental we call an Operations Manager, you will have the opportunity to give back to communities and positively...Full timeWork at officeFlexible hours- ...Executive AssistantAutoBidMaster is seeking to hire an Executive Assistant to provide administrative support to the office of the CEO. The qualified candidate is expected to do well in a team... ...Will Include, And Not Be Limited To:Manage the CEO's calendar, prioritize meetings...Work at officeFlexible hoursNight shiftWeekend work
- ...Resorts -- is seeking a forward-thinking Executive Administrative Assistant to join its remarkable Miami-based,... ...of Sales and Industry Relations and office support for the department. In... ...conferences, screening and fielding calls, managing calendars, and working on special...WorldwideWeekend work
- ...organised, discreet, and proactive Personal Assistant / Executive Assistant to provide comprehensive... ...a dynamic environment, is comfortable managing changing priorities, and can... ...English. Strong proficiency in Microsoft Office and Google Workspace. Able to handle...Part timeCasual workInternshipWork at officeFlexible hoursShift workAfternoon shift
- ...Executive Administrative AssistantNation Security is searching for a highly skilled and organized Executive Administrative Assistant to support our executive team. The ideal candidate will possess... ...communication skills, and the ability to manage multiple priorities in a fast-...
$125k - $150k
...Overview We are seeking an executive assistant to be a supportive force who empowers our senior leadership... ...meticulous attention to detail. Experience in an office environment performing administrative duties and supporting managers is required. Given the dynamic executive...Full timeWork at officeFlexible hours
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Executive Assistant & Office Manager. Be the first to apply!
- executive assistant real estate Miami, FL
- executive assistant luxury fashion Miami, FL
- remote executive assistant Miami, FL
- part-time executive assistant Miami, FL
- executive team assistant office manager Miami, FL
- senior level executive assistant Miami, FL
- executive administrator Miami, FL
- senior executive assistant Miami, FL
- executive assistant to chief executive officer Miami, FL
- executive assistant Miami, FL



