Executive Assistant & Office Manager

Sim Space serves as an AI Proving Ground where organizations can confidently train, test, and outmaneuver adversaries in any environment. Trusted by allied governments, militaries, enterprises, and research institutions worldwide, Sim Space enables adaptive, AI-ready defenses that stay ahead of evolving threats. Founded in 2015 by experts from U.S. Cyber Command and MIT Lincoln Laboratory, the platform unifies training, testing, and validation in a realistic, live-fire simulation-helping teams evaluate security investments, optimize performance, and compress cyber readiness cycles from months to days.

Why join Sim Space? We are an organization that is focused on building our culture and mindfully enhancing our atmosphere every day which is why we have collaborated on an integral value system. Our governing philosophy of being Human Centered is deeply embedded within our value system. We apply this philosophy to every one of our internal team members, external clients, and their customers.

How Do We Work? We believe that people are at the center of everything we do. Sim Space fosters a culture of continuous learning, curiosity, and professional growth. That belief shows up in action: in-house training, internal and external learning platforms, cyber conferences, industry events, and dedicated time for skill development. Our people are empowered to shape their careers - and it shows.

Year over year, Sim Space consistently outperforms industry benchmarks in internal mobility, promotions, and total rewards growth.

Who Thrives Here? We are a team of innovators, protectors, and problem-solvers. We believe diversity of thought and experience fuels better solutions, and we’re committed to building teams that reflect the communities we serve. Whether you’re remote or office-based, you’ll collaborate with talented colleagues across departments and time zones, united by the mission to create a safer digital world.

Sim Space is seeking a highly organized, proactive, and service-oriented Executive Assistant & Office Manager to support our Executive Leadership Team while overseeing the daily operations of our Orlando headquarters.

Reporting to the Chief Financial Officer, this role provides administrative and operational support to the Executive Leadership Team, including calendar management, meeting coordination, travel planning, company events, and cross-functional initiatives. The position also oversees the day-to-day operation of the headquarters, ensuring a professional, efficient, and welcoming environment for employees, customers, partners, and visitors.

This individual serves as a trusted partner to the 8 members of the executive team, balancing executive support with office operations in a fast-paced, high-growth cybersecurity company.

Location: Orlando, Florida (Headquarters)

This is an in-office position based at Sim Space's corporate headquarters in Orlando.

Regular in-office presence is an essential requirement of this role. The Executive Assistant & Office Manager is expected to work from the office on a regular basis, as determined by business needs, to effectively support the Executive Leadership Team, manage office operations, coordinate customer and partner visits, and facilitate company meetings and events. Occasional flexibility may be available; however, this is not a remote or primarily hybrid position.

• Provide administrative support to the Executive Leadership Team (8 executives).

• Manage complex calendars, scheduling, and meeting logistics.

• Coordinate, as required, domestic and international travel arrangements.

• Record meeting minutes and track follow-up action items.

• Coordinate executive communications with internal and external stakeholders.

• Assist executives with special projects and strategic initiatives.

• Support Board meetings, leadership meetings, and executive off-sites as needed.

• Manage the daily operation of the Orlando office.

• Welcome employees, customers, candidates, and visitors.

• Ensure conference rooms are fully prepared for meetings.

• Coordinate office supplies, kitchen inventory, and office equipment.

• Man…