Avionics Software Engineer

About the role

Lodestar is seeking Avionics Software Engineers to join their team working on the MITHRIL autonomy software suite for space assets. You will take ownership of one of three technical focus areas: Flight Software, Distributed Middleware, or Embedded Linux. You will work closely with cross-functional teams including avionics, autonomy, AI/ML, and hardware to deliver autonomous in-space services.

Responsibilities

• Develop distributed middleware enabling communication, workload orchestration, and telemetry across heterogeneous onboard compute systems.
• Build resilient software infrastructure including high-performance IPC, networking, process supervision, and fail-safe Over-The-Air update mechanisms.
• Deliver scalable software platforms that support fault-tolerant autonomous operations.
• Develop and maintain custom embedded Linux platforms for NVIDIA Jetson-based flight computers, from board bring-up through to deployment.
• Optimise kernel performance through real-time tuning, low-level driver development, system profiling and selective kernel slimming.
• Architect a hardened, minimal-footprint Linux-based operating system.

Required skills

• C++
• Embedded systems
• Linux
• RTOS
• Multi-process architectures
• Inter-process communication
• Debugging
• Performance characterisation

Nice to have

• Communication protocols
• Docker
• Kubernetes
• Linux kernel architecture
• U-Boot
• Fault-tolerant design
• Real-time Linux kernel tuning
• Space industry
• Publish-subscribe middlewares
• Over-The-Air update frameworks

Qualifications

• BEng/MEng in Engineering, Computer Science, or equivalent experience

Benefits

• Equity incentives
• Unlimited Paid Time Off
• Medical coverage
• Dental coverage
• Vision coverage
• Contributory pension

About the Company

Lodestar's mission is to develop the first Protect and Defend capability for high-value space assets in orbit. Their flagship product, MITHRIL, is a hardware-agnostic, AI-enabled autonomy software suite that enables spacecraft to autonomously detect, characterise, and neutralise orbital threats.