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# (Fastwater Staffing) Flight Software Engineer, all levels - Torrance, CA | Full time/On-site

- **Company:** CXS HIKINEX, INC.
- **Location:** Torrance, CA, United States
- **Contract:** Internship / Graduate position
- **Skills:** Agile Methodology, Systems Engineering, C++ (Programming Language), Configuration Management, Software Debugging, Embedded Software, Field-Programmable Gate Array (FPGA), Hardware-In-The-Loop Simulation, Iterative and Incremental Development, Real-Time Operating Systems, Software Engineering, Systems Integration, Real Time Systems, Software Verification, Information Technology
- **Published:** October 7, 2026
- **Apply:** https://www.wayup.com/i-j-Fastwater-Staffing-Flight-Software-Engineer-all-levels-Torrance-CA-Full-time-On-site-HIKINEX-217920052365212/

## About the Role

+ Bachelors or Master's degree in Computer Science, Electrical Engineering, Aerospace Engineering, or related field
 + Experience: Open to candidates across all experience levels, from early-career engineers to senior technical contributors.
 + Professional experience, internships, research, open-source contributions, or other hands-on technical work will be considered.
 + Proficiency in C/C++ and experience with real-time operating systems (RTOS)
 + Familiarity with hardware/software integration and real-time system constraints
 + Experience working with GNC systems or similar control-intensive applications
 + Strong understanding of testing practices including simulation and HIL environments
 + Excellent problem-solving skills and attention to detail
 + Ability to work effectively in a fast-paced, multidisciplinary team environment
 + Active or eligible for a Top-Secret security clearance
Preferred Skills and Experience:

 + Experience developing flight software for missile, launch vehicle, or spacecraft systems
 + Exposure to FPGA-based systems and embedded software optimization techniques
 + Knowledge of secure software development and cybersecurity best practices
 + Familiarity with agile or iterative development methodologies
 + Hands-on experience with software verification, validation, and integration in defense environments

## Description

As a Flight Software Engineer, you will play a key role in designing, developing, and testing flight software that powers these advanced systems. You'll work closely with multidisciplinary teams to deliver high-performance, real-time embedded software that operates reliably under extreme conditions. This is a hands-on role for an engineer who thrives on solving hard problems, building robust systems from the ground up, and moving fast without compromising quality.
Responsibilities:

 + Design, develop, and test real-time embedded flight software for missile systems
 + Collaborate with GNC engineers, systems engineers, and hardware teams to ensure seamless integration
 + Implement and maintain software for high-reliability, safety-critical environments
 + Support simulation, hardware-in-the-loop (HIL), and flight testing to validate performance
 + Participate in root cause analysis and debugging across software and system interfaces
 + Follow rigorous software lifecycle practices, including configuration management and verification
 + Contribute to defining and improving development processes, tools, and standards
 + Stay informed on emerging technologies and best practices relevant to flight software and real-time systems