Senior Flight Software Engineer

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Senior Flight Software Engineer in USA new

Apex Technology, Inc.
Full time
Email

USA
10/14/2026
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Los Angeles, CA

Responsibilities

Design, develop, and own mission-critical software for satellite systems throughout the full lifecycle from architecture and development through deployment and operations.
Develop iterative software for bench and development testing as well as rigorously validated software for manufacturing and flight systems.
Plan and execute unit, integration, and system-level testing while diagnosing and resolving software defects.
Collaborate with systems, hardware, test, and operations teams to define requirements, technical roadmaps, and execution plans.
Support spacecraft commissioning during launch and early operations by troubleshooting software and maintaining reliable flight-system operation.

Requirements

U.S. citizenship and the ability to access export-controlled data.
Active Top Secret clearance with SCI access and SAP eligibility.
At least 8 years of flight software experience.
Bachelor’s degree in computer science, electrical engineering, or an equivalent qualification.
Strong proficiency in C++, Python, or Rust.
Preferred experience developing, testing, deploying, and troubleshooting mission-critical satellite software through flight operations.
Preferred experience with real-time software on distributed hardware platforms, embedded and real-time operating systems, low-level device drivers, satellite communications, networking, secure communications, data serialization, encryption, and software release processes.

Benefits

Equity through stock options and shared upside.
Company-paid medical, dental, and vision coverage for employees and dependents, plus $100,000 of life insurance.
Paid time off starting at 15 vacation days and increasing to 20 or more days annually, plus 10 paid holidays.
401(k) plan with matching contributions.
Eight weeks of paid parental leave and childcare reimbursement of up to $350 per day for work-related travel.
Daily catered lunch, unlimited snacks, office socials, pickleball tournaments, run club, and family gatherings.
Tools for a personalized desk setup and an in-person Playa Vista office with flexibility to integrate work and life.

Salary: $185k - $250k/yr

Apex Technology, Inc.

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