Senior Embedded Firmware Engineer (C++/RTOS)

Cube Hub Inc.; Waukesha (WI); On-site; USD 110,000 - 150,000; Full time

Job summary

Cube Hub Inc. in Wisconsin is seeking a mid-career firmware engineer with strong C++ skills to contribute to embedded software across firmware, systems, hardware, and architecture teams.

The engineer will translate requirements into reliable software for real-time, resource-constrained platforms. Success requires hands-on embedded development experience, disciplined engineering practices, and the ability to learn complex environments quickly with minimal supervision.

Qualifications

• 7+ years in embedded firmware development with strong C++ and hardware interaction.
• Experience with Linux-based development, Git, and build/CI workflows.
• Experience with real-time systems, hardware interfaces, and resource-constrained platforms.
• Ability to work in Agile teams and deliver through user stories.

Responsibilities

• Own assigned firmware features or components from requirements analysis through design, implementation, integration, verification, and defect resolution.
• Independently learn existing code, hardware interfaces, development tools, and system behavior; identify the right technical resources and ask focused questions when needed.
• Develop maintainable embedded software in modern C++ using sound object-oriented design, clear interfaces, and appropriate error handling.
• Collaborate with systems, hardware, FPGA, software, and architecture teams to clarify requirements, evaluate tradeoffs, and resolve cross-functional issues.
• Use debuggers, emulators, analyzers, logs, and other diagnostic methods to isolate complex software and hardware interaction problems.
• Create unit and integration tests, contribute to automated testing, and support continuous integration to improve software quality and regression coverage.
• Participate in design and code reviews; provide constructive feedback and incorporate review input promptly.
• Estimate, plan, and track work through user stories; communicate status, risks, dependencies, and technical blockers early and clearly.
• Follow applicable quality processes and produce clear technical documentation that supports design traceability, testing, and long-term maintenance.
• Work effectively with globally distributed teams and contribute to consistent design and architectural improvements across MR platforms.

Skills

C++

Embedded firmware

Multithreaded

Real-time OS

Hardware bring-up

Device drivers

FPGA integration

Agile

Debugging

Git/CI

Job description

Cube Hub Inc. in Wisconsin is seeking a mid-career firmware engineer with strong C++ skills to contribute to embedded software across firmware, systems, hardware, and architecture teams.

The engineer will translate requirements into reliable software for real-time, resource-constrained platforms. Success requires hands-on embedded development experience, disciplined engineering practices, and the ability to learn complex environments quickly with minimal supervision.