Muon Space

Executive Assistant, Mission Execution

Muon Space · San Jose, CA

Posted 8 days ago · $140,000 - $154,000

or apply directly on Muon Space's site. We never take the application ourselves.

Is this posting real?

This role has been open
8 days
Muon Space's roles stay open a median of 40 days
Reposted
No
Salary listed
Yes
88% of Muon Space's roles list one
Ghost-job risk at Muon Space
high
43 stale, 2 reposted of 115 open
Hiring momentum
131 roles opened in the last 90 days
↑ up vs. the prior 90 days
Last confirmed on the employer's board
2026-09-17

Measured from postings appearing on and disappearing from Muon Space's own greenhouse board since 2026-08-03. Full hiring picture for Muon Space.

About this role

The Executive Assistant at Muon will support the SVP of Mission Execution and the leadership team by managing the operational aspects of the organization. This includes scheduling meetings, tracking action items, maintaining documentation, and coordinating logistics for various events. The role requires a high level of organization and the ability to work autonomously in a fast-paced environment, ensuring that the team's operations run smoothly and efficiently.

Our read on this posting4.6out of 5
benefits
5/5
freshness
5/5
career value
4/5
role clarity
4/5
pay transparency
5/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Muon Space as an employer.

What you need

  • 5+ years supporting a technical organization in an executive assistant, business operations, program operations, or engineering operations capacity
  • Demonstrated ownership of a recurring operating cadence for an organization of meaningful size
  • Strong data and reporting skills
  • Expertise in Google Workspace, Slack, Confluence, and Jira; PCs
  • Superior organizational skills including excellent written and verbal communication
  • Proven ability to manage multiple projects simultaneously and autonomously

Nice to have

  • Experience in aerospace, hardware, or another engineering-driven environment preferred
  • Comfort with technical vocabulary and program terminology

What you get

  • Salary range of $140,000 - $154,000
  • Competitive equity grant
  • Comprehensive benefits package including medical, dental, and vision insurance
  • 401k retirement plan
  • Short & long term disability and life insurance
  • Three weeks paid vacation for new employees

Worth weighing

  • Position requires commuting to the San Jose office at least 3 times per week, potentially up to 5 days if needed
  • Role is operations-focused rather than traditional administrative
  • Significant impact on the organization's reliability and visibility of commitments
  • Requires handling of confidential and sensitive information

Summarised from Muon Space's posting. Read the full original.

Listed by Muon Space on their greenhouse job board, last confirmed open on 2026-09-17. PitchMeAI is not the employer.

More roles at Muon Space

All 115 open roles at Muon Space

Apply to an Executive Assistant, Mission Execution position at Muon Space - Jobs near me at San Jose, CA