Senior Mission Systems Software Engineer (C++/Linux)

Stealth Mode; Huntsville (AL); On-site; USD 120,000 - 180,000; Full time

Job summary

Stealth Mode is seeking a Senior Mission Systems Engineer to design, develop, test, and maintain high-performance C++ software for mission systems on Linux-based embedded platforms. You will work with hardware-adjacent components and distributed networks, ensuring security-first design and reliability across fire control, ground, and flight software domains.

The role involves collaborating with mechanical, electrical, GNC, and operations teams, with occasional travel to support customer

Qualifications

• Strong Modern C++ (23) experience or demonstrable ability to write high-quality C++.
• Strong CS fundamentals: data structures, algorithms, concurrency, memory management, networking, and debugging.
• Linux development, debugging, deployment, operation, maintenance.

Responsibilities

• Design, implement, test, and maintain high-quality modern C++ software for mission systems.
• Contribute to fire control, ground systems, and flight software efforts.
• Refactor and improve existing software architecture, reliability, maintainability, and testability.
• Work with Linux-based systems deployed on embedded and edge compute platforms.
• Interface with hardware-adjacent systems, sensors, and embedded compute.
• Build software that communicates over real-world networks, including unreliable data links.
• Debug complex system-level issues across software, hardware, networking, and deployment environments.
• Collaborate with mechanical, electrical, software, GNC, and operations teams toward a common goal.
• Support occasional field testing, integration events, and customer demonstrations.
• Apply a security-oriented mindset to system design, implementation, deployment, and debugging.
• Travel up to 20% of the time for on-site integration events with external vendors or customers.

Skills

Modern C++

CS fundamentals

Linux

Networking

Hardware-adjacent software

Security clearance eligibility

Travel readiness

Job description

Stealth Mode is seeking a Senior Mission Systems Engineer to design, develop, test, and maintain high-performance C++ software for mission systems on Linux-based embedded platforms. You will work with hardware-adjacent components and distributed networks, ensuring security-first design and reliability across fire control, ground, and flight software domains.

The role involves collaborating with mechanical, electrical, GNC, and operations teams, with occasional travel to support customer