Executive Business Assistant

RADICL

4h•Hybrid

About The Position

RADICL is seeking a highly organized, detail-oriented Executive Business Assistant (EBA) to support the CEO and executive leadership team. This role is a critical execution partner within the executive office, helping ensure priorities, logistics, and administrative workflows run smoothly and reliably. The Executive Business Assistant works closely with the Chief of Staff to support executive functions including calendar management, communications, scheduling, travel, and administrative operations. This is a high trust, hands-on role for someone who thrives in a fast-paced environment and takes pride in bringing structure, clarity, and follow through to complex executive operations. As an early team member, you will work closely alongside an experienced founding team and have a meaningful impact on the efficiency and effectiveness of company leadership. If the above excites you, RADICL Defense is seeking high performing, motivated individuals to join our mission! About You You thrive in fast paced environments and bring a calm, proactive, and execution focused mindset. You value precision, organization, and follow-through, while remaining flexible as priorities evolve. You communicate clearly, handle sensitive information with discretion, and take pride in being a trusted partner who helps leaders operate at their best. You want your work to matter and to be part of building something great.

Requirements

3–7 years of Executive Assistant or senior administrative support experience, ideally supporting C-suite leaders
Strong calendar execution, communication handling, and logistical coordination skills
Exceptional organizational skills, attention to detail, and follow-through
Professional maturity and comfort handling confidential information
Strong written and verbal communication skills
Proficiency with Microsoft Office, and modern productivity tools
Comfortable navigating ambiguity and frequent context switching
Proactive mindset with the ability to anticipate needs and close gaps before they escalate [Add Desired

Responsibilities

Partner with the Chief of Staff to support and execute CEO calendar management, ensuring strong prioritization, time protection, and scheduling logic
Execute scheduling updates, meeting coordination, and logistical adjustments aligned to CEO priorities
Coordinate meetings end-to-end, including agendas, preparation materials, logistics, and follow-ups
Triage and route executive communications including email; draft light correspondence where appropriate
Plan and manage detailed travel logistics and complete itineraries
Maintain executive operating cadence through reminders, routines, and structured weekly workflows
Provide personal administrative support as needed (appointments, logistics, errands)
Schedule and coordinate meetings for the founding team, ensuring smooth execution, logistics, and preparation
Schedule and coordinate cross functional meetings for the broader executive team, supporting alignment and efficient collaboration
Provide administrative and logistical support that improves executive workflow and efficiency
Prepare and process executive expenses, reimbursements, receipts, and documentation
Support internal meeting operations, including scheduling, room coordination, and materials logistics
Provide logistical support for company meetings and events (materials preparation, scheduling, coordination, and onsite execution support — not content creation)
Handle ad hoc administrative needs that keep the executive office running smoothly