Senior Flight Software Engineer | RTOS or RTEMS | Strong Mission: \"Clean up Space\")

High Country Search Group; Boulder (CO); On-site; USD 150,000 - 225,000; Full time

Benefits offered by this job

Equity

Job summary

High Country Search Group is seeking a Senior Flight Software Engineer for a Boulder-based, fully onsite role in a fast-growing aerospace startup. You will develop flight software with RTOS/RTEMS, implement GNC algorithms, and lead software programs from concept to on-orbit operations, collaborating with a small, highly capable team.

Candidates should have 10+ years of flight software experience, HITL validation, Monte Carlo simulations, and avionics board experience (C/C++, Rust).

Qualifications

• 10+ years of flight software development experience.
• Hands-on RTOS or RTEMS experience across multiple real-time OS; C++, Rust, or embedded C on avionics boards (non-FPGA).
• Proven GNC algorithm implementation experience.
• Extensive HITL testing and validation.
• Experience with mission/orbital analysis and Monte Carlo simulations.
• Experience developing flight software modules (C&DH, fault management, GNC, payload integration).
• Bachelor's degree in Software Engineering, Computer Science, or related field.

Responsibilities

• Lead complex software programs from concept through on-orbit operations.
• Develop and validate flight software for space missions.
• Collaborate with cross-functional teams to ensure software reliability.

Skills

Flight software

RTOS/RTEMS

GNC algorithms

HITL testing

Monte Carlo simulations

Flight software modules (C&DH)

Education

Bachelor's degree in Software Engineering/CS

Tools

C/C++

Rust

Job description

HIRING: Senior Flight Software Engineer | RTOS or RTEMS | Strong Mission: \"Clean up Space\")

A LITTLE BIT ABOUT THIS SPECIFIC CLIENT:

My client is a tiny, but EXPLODING aerospace/satelite focused company, developing mission-focused spacecraft and constellation designs, with a strong focus on innovative spacecraft architecture and onboard software. The team is made up of many high-pedigree, highly successful, driven and deeply experienced aerospace/satelite professionals: The CEO has had 5 successful startup exits in a row, and there are no signs this company will be any different.

REQUIREMENTS:

• 10+ years of flight software development experience.


• Mandatory hands-on RTOS or RTEMS experience (preferably across multiple real-time operating systems; C++, Rust, or embedded C on custom avionics boards; non-FPGA).


• Proven background in Guidance, Navigation, and Control (GNC) algorithm implementation,


• Extensive Hardware-in-the-Loop (HITL) testing and validation.


• Experience with mission/orbital analysis and Monte Carlo simulations.


• Experience developing flight software modules (C&DH, fault management, GNC, payload integration)


• Bachelor's degree in Software Engineering, Computer Science, or related field.


• Ability to lead complex software programs from concept through on-orbit operations.


• US Citizenship required (must hold or be eligible to obtain a security clearance).

NICE TO HAVE:

• Generally looking for people who have worked with FAA \"178-B or 178-C, 178-D.


• Bachelor's degree in Software Engineering, Computer Science, or related field.


• Startup experience, highly collaborative, non-dogmatic mindset

LOCATION:

This role is based in Boulder, Colorado, and is fully onsite.

SALARY:

Base salary is budgeted from $150,000 to $200,000 per year, plus approximately 0.5% in equity. They *may* consider up to $225,000 for the right candidate.