Principal Software Engineer - Application Systems

Spacex; Hawthorne (CA); On-site; USD 210,000 - 340,000; Full time

Benefits offered by this job

Stock options

401(k) retirement plan

Medical, vision, dental coverage

Paid time off

Job summary

SpaceX in Hawthorne, CA is hiring a Principal Software Engineer (Application Software) to own and deliver mission-critical software across Starship manufacturing and Starlink platforms. You will lead design, implementation, and testing of high‑reliability systems with a team of motivated engineers in a fast-paced, goals-driven environment.

You should bring 7+ years of software experience (or 9+ with no degree), strong full‑stack skills, and proficiency in Python, C#.NET, Go, Java,

Qualifications

• BS in CS/engineering or related field; 7+ years of software experience or 9+ years without degree.
• 5+ years in full-stack development.

Responsibilities

• Develop highly reliable software solutions that are used across SpaceX
• Create new applications that improve how SpaceX operates
• Build prototypes to prove out key design concepts and quantify technical constraints
• Own all aspects of software engineering and product development
• Deep dive into your users’ problems to find and create efficient solutions
• Bring your voice to the table in team collaborations on architecture, design, and code reviews

Skills

Full-stack development

Python

C#.NET

Go

Java

Docker

Kubernetes

REST APIs

Architecting systems

CI/CD

Education

Bachelor's degree in computer science, engineering, math, or scientific discipline

Tools

Terraform

Ansible

Puppet

Make/Bazel/Gradle

Git

Job description

SpaceX in Hawthorne, CA is hiring a Principal Software Engineer (Application Software) to own and deliver mission-critical software across Starship manufacturing and Starlink platforms. You will lead design, implementation, and testing of high‑reliability systems with a team of motivated engineers in a fast-paced, goals-driven environment.

You should bring 7+ years of software experience (or 9+ with no degree), strong full‑stack skills, and proficiency in Python, C#.NET, Go, Java,