Senior Spaceflight OS Engineer - Embedded Linux Specialist

Apex Space, Inc.; Los Angeles (CA); On-site; USD 185,000 - 250,000; Full time

Benefits offered by this job

Equity in Apex

Top-tier healthcare

PTO 15–20 days

401(k) with match

Parental leave

Daily lunch & snacks

Playa Vista office

Impactful work

Job summary

Apex Space, Inc. is seeking a Senior Operating Systems Engineer for the Flight Software team to design, develop, and own software that brings our spacecraft to life. You will work with mission operations, GNC, and hardware teams to build robust systems for 24/7 operation across all mission phases.

You will contribute to high-level, embedded, and OS software, with emphasis on reliability, security, and interoperability in a fast-paced space startup environment.

Qualifications

• U.S. Person status is required to access export controlled data.
• 8+ years writing code for operating systems, ideally Yocto or embedded Linux on spacecraft/ robotics/hardware.
• Strong proficiency in Python, C++, or Rust.

Responsibilities

• Develop low-level software that configures and drives processor peripherals and communication interfaces on avionics.
• Develop, configure, and maintain embedded Linux platforms and bootloaders (Yocto/Buildroot/U-Boot).
• Design, implement, and validate firmware update mechanisms and secure deployment.
• Improve system security across complex software architectures.

Skills

Python

C++

Rust

Education

Bachelor's degree in CS/EE or equivalent

Tools

Yocto

Buildroot

U-Boot

embedded Linux

Oscilloscopes

Logic analyzers

Job description

Apex Space, Inc. is seeking a Senior Operating Systems Engineer for the Flight Software team to design, develop, and own software that brings our spacecraft to life. You will work with mission operations, GNC, and hardware teams to build robust systems for 24/7 operation across all mission phases.

You will contribute to high-level, embedded, and OS software, with emphasis on reliability, security, and interoperability in a fast-paced space startup environment.