Senior Executive Assistant

Advanced Reentry Technologies Who We Are Inversion is an aerospace and defense company pioneering advanced reentry technology to enable next-generation capabilities from space. By combining high-performance materials, precision aerodynamics, and mission-driven autonomy, Inversion is transforming reentry into an operational capability for an entirely new class of missions.

The company’s highly maneuverable reentry spacecraft, Arc, is designed for rapid global cargo delivery, hypersonic testing, and other national security missions that require precise, controlled flight through the atmosphere. Arc creates an entirely new transportation domain, unlocking unprecedented speed and global reach.

Headquartered in Los Angeles, Inversion designs, manufactures, and integrates its spacecraft under one roof, enabling the company to move rapidly from concept to flight. The company is backed by leading investors including Y Combinator, Spark Capital, and Lockheed Martin Ventures, with customers across the U.S. government and commercial space industry.

Position Overview We are seeking a highly experienced, proactive Senior Executive Assistant to support our executive leadership team. This role goes far beyond calendar management—you will act as a strategic partner, operator, and force multiplier for leadership, helping drive efficiency, organization, and execution across the company. This role reports directly to the Inversion CTO.

You thrive in fast-paced, ambiguous environments, anticipate needs before they arise, and bring structure to chaos. You are equally comfortable coordinating board meetings, managing sensitive information, and jumping in to solve operational problems on the fly.

Key Responsibilities Executive Support & Operations

• Manage complex, ever-changing calendars
• Coordinate domestic and international travel, often with short turnaround times
• Prepare executives for meetings with agendas, briefing materials, and follow-ups
• Track and help drive completion of key initiatives and action items

Strategic Partnership

• Act as a gatekeeper and thought partner to executives, prioritizing time and focus
• Anticipate needs and proactively solve problems before they surface
• Help streamline workflows, communication, and decision-making processes
• Support cross-functional coordination across engineering, operations, and leadership

Board & Investor Relations

• Coordinate board meetings, investor updates, and executive offsites
• Prepare high-quality materials, presentations, and reports
• Handle confidential and sensitive information with discretion

Company & Team Support

• Plan and execute internal events, leadership offsites, and team meetings
• Assist with onboarding senior hires and executive-level recruiting coordination
• Serve as a cultural ambassador—setting a high bar for professionalism and execution

Qualifications

• 5+ years of experience supporting C-level executives (preferably in a startup or high-growth environment)
• Experience in aerospace, defense, hardware, or deep tech environments
• Proven ability to manage competing priorities with speed and accuracy
• Exceptional organizational skills and attention to detail
• Strong written and verbal communication skills
• High level of discretion
• Ability to operate independently and take full ownership of responsibilities
• Must have the ability to obtain and maintain a U.S. government Secret/Top Secret security clearance

What Sets You Apart

• You think like an operator, not just an assistant
• You bring structure to ambiguity and calm to chaos
• You anticipate needs before executives articulate them
• You are trusted with the most sensitive information
• You have a bias for action and thrive under pressure

The California annual base salary for this role is currently $100,000 - $130,000 Pay Grades are determined by role, level, location, and alignment with market data.  Individual pay will be determined on a case-by-case basis and may vary based on the following considerations: interviews and an assessment of several factors that are unique to each candidate, job-related skills, relevant education and experience, certifications, abilities of the candidate and internal equity. ITAR Compliance To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR) you must be a U.S. citizen, lawful permanent residen…