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Staff Software Engineer Clearance, Flight Software

Muon Space - San Jose, CA, United States - Hybrid - posted 2026-09-15

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Salary: USD 228,000 - 252,000 / annual

Muon Space, a LEO satellite constellation provider founded in 2021, seeks a Staff Software Engineer to join the flight software team. You will design, develop, integrate, and test the software and firmware running on orbiting satellites, serving as a technical leader across the organization. Key responsibilities include: - Serve as an integral member of the team defining and building Muon's satellite bus and payload platform - Translate concepts and requirements into design and working implementations, supporting through to on-orbit operations - Design, bring up, and support the embedded software environment for satellite flight systems and peripherals using ARM Cortex-M CPUs - Participate in evaluating and selecting technologies for the software foundation - Provide technical leadership to key projects, organizing cross-functional teams to deliver mission-critical capabilities - Develop application, platform, and driver functionality in the flight software environment and mentor others - Integrate compute and peripheral subsystems in both software and hardware - Develop technical strategy documents for the organization, including architectural patterns, shared libraries, and common services - Collaborate with hardware team members on design and bring-up of Muon hardware - Collaborate with software team members to set flight software architecture, select infrastructure and tools, and communicate with cloud backends - Participate in developing software and hardware-in-the-loop test strategies This role may be remote or located at headquarters in San Jose, California. The position requires access to export-controlled information and a current TS security clearance. Qualifications: - B.S., M.S., or Ph.D. in computer science, electrical engineering, or related field - 7+ years experience as a software engineer in a team environment - Strong C/C++ programming with practical familiarity of other languages - Great embedded systems fundamentals: resource-efficient design, low-level drivers, bit manipulation, responsive software and IRQ handling, RTOS frameworks, I/O and communication buses - Integration and control of external hardware devices - Ability to read and understand hardware data sheets - Excellent communication and presentation skills - Experience working on government/defense projects - Current TS security clearance (required) Nice-to-have skills: flight software or related domain experience, knowledge of industry-standard data formats (ProtoBuf, YAML, JSON), Rust and Python experience, familiarity with Linux-based development environments, experience with embedded Linux, FPGA, hardware design, RF communication systems, or network architecture, and end-to-end development from product concept to delivery.

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