AI-Powered ERP, MES, and Test Software for Complex Operations

Epsilon3 is the AI-Powered ERP, MES, and Test Management Software for Complex Engineering, Manufacturing, & Operations. We are a growing team of engineers from SpaceX, NASA, Google, and Stanford with unique experience planning and executing over 100 space missions. We are applying what we learned to develop web-based solutions that make building and operating advanced systems as efficient, error-free, and enjoyable as possible. Want to join a fully remote, US-based SaaS startup on a mission to solve complex problems in aerospace, energy, defense, maritime, and biotech? Apply today!

commercial-space-launchsaasspace-explorationb2benterprise-software

Total Open and Closed Positions

Total open positions, and positions newly closed since the previous update

Department Headcount Over Time

Open positions per department · top 6 at any point in the window

Newly Opened and Closed Positions

Position Churn Rate

Positions closed within 14 days of opening · a high rate suggests posting instability — duplicates, pulled listings, or roles filled through internal or off-market channels

Time-to-Fill Distribution

Days from open to close · closed positions only

Salary Trend Over Time

Monthly median base salary · USD · annualized · p25/p75 dashed

Salary Range by Department

Employment Type

Technical vs. Non-technical

Open positions · by department

Top Roles by Department

Seniority Mix

Derived from job title keywords

Equity Range by Department

Top Skills

Top Tech Stacks

Skills Trend

Change in share of postings · recent 3 months vs. prior 3 months

Tech Stack Evolution

Positions opened per month · top 5 technologies