Demo

Senior Executive Assistant

Muon Space
Mountain View, CA Full Time
POSTED ON 1/12/2026
AVAILABLE BEFORE 2/11/2026
About The Role

Muon seeks a Senior Executive Assistant to join our team. The ideal candidate is responsible for complex calendar management and scheduling of internal and external meetings across multiple time zones, handling expenses, multitasking across a number of ad hoc projects, preparing documentations for meetings, assisting with presentations and a variety of other day-to-day administrative tasks. The strongest candidates will have experience working in start-up companies and interfacing with investors and board members.

This is an exciting role requiring superior attention to detail, great organization and prioritization skills and the ability to plan ahead and to meet tight deadlines, all while juggling multiple critical requests. This role will support our CEO and President, as well as other members of the Executive Leadership team from time to time, with deliverables required for internal leadership, board of directors, and investors.

The Senior Executive Assistant role will have a significant impact by enabling their principals to focus on strategic work through the efficient management of complex administrative operations, coordination of key stakeholder communications with the Board and investors, and maintaining confidentiality and integrity in a fast-paced environment.

Responsibilities

  • Coordinate meetings, manage schedules, make appointments, arrange travel, and provide other general assistance as required.
  • Exhibit a strong attention to detail, ability to adapt to daily schedules and routines, and a focus on efficiency without sacrificing quality.
  • Plan travel itineraries and make travel arrangements.
  • Assist in organizing and execution of meetings, conference attendance, and off-site events.
  • Reconcile and prepare expense reports.
  • Document and distribute meeting minutes and action items as needed.
  • Perform potentially confidential and complex administrative duties with a high level of integrity and discretion.
  • Collaborate positively and proactively across teams.

Qualifications

  • 8 years of Executive Assistant experience, including 5 years directly supporting a CEO within a fast-paced, start-up environment
  • Professional experience and strong computer literacy, including expertise in Google Workspace, Slack, and PCs.
  • Superior organizational skills including excellent written and verbal communication.
  • Ability to proactively develop project scope, manage schedules, and follow up with stakeholders appropriately.
  • Initiative in resolving problems and an independent worker, with enthusiasm and an energetic approach to work.
  • Ability to navigate and flourish in a fast-paced, start-up environment.
  • Proven experience managing multiple projects simultaneously and autonomously.
  • Willingness to commute to our Mountain View and San Jose offices at least 3 times per week, and up to 5 days if needed due to business needs.
  • Associates degree preferred

Salary

The salary range for this role is $149,500 - $163,750, plus a competitive equity grant and comprehensive benefits package. Final compensation will be determined based on skills, qualifications, and experience as assessed during the interview process.

About Muon Space

Founded in 2021, Muon Space is an end-to-end Space Systems Provider that designs, builds, and operates LEO satellite constellations delivering mission-critical data. Our revolutionary, integrated technology stack enables customers to optimize every dimension of their missions for faster time-to-orbit and superior constellation remote sensing performance. Our state-of-the-art facility in the heart of Silicon Valley is optimized for manufacturing spacecraft and rapid, flexible payload integration at scale. From climate monitoring to national security, Muon Space is dedicated to delivering Earth Intelligence for a safer and more resilient world.

Taking Care of Our Team

At Muon salary is only part of our total compensation package. In addition to salary, full-time employees receive equity compensation as well as benefits including medical, dental, and vision insurance, a 401k retirement plan, short & long term disability and life insurance. We also offer three weeks paid vacation for new employees, along with 12 paid holidays, unlimited sick time and paid parental leave.

Our mission embraces the entire planet and we believe our team should too. Muon is dedicated to creating a diverse and dynamic company and workforce. We believe in equal employment opportunity regardless of race, color, ancestry, religion, sex, age, national origin, citizenship, sexual orientation, marital status, disability, or gender identity. We value diversity in the workplace, and that starts with our applicants. We encourage you to apply, even if you don't check all the boxes, and we look forward to reviewing your application! In addition, if you need a reasonable accommodation as part of your application for employment or interviews with us, please let us know.

ITAR/EAR Requirements

This position requires access to export controlled information. To conform to U.S. Government export regulations applicable to that information, applicant must either be (A) a U.S. person, defined as a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (green card holder), (iii) refugee under 8 U.S.C.

  • 1157, or (iv) asylee under 8 U.S.C.
  • 1158, (B) eligible to access the export controlled information without a required export authorization, or (C) eligible and reasonably likely to obtain the required export authorization from the applicable U.S. government agency. The Company may, for legitimate business reasons, decline to pursue any export licensing process.

Salary : $149,500 - $163,750

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