Principal Software Engineer- Flight Systems at FS Studio (Denver, CO)

FS Studio· Denver, CO·5d ago

Role details

Work type

Hybrid

Employment

Full-Time

Job description

LOCATION: GREATER DENVER, CO (ON-SITE 3–5 DAYS/WEEK)

SALARY: $160K–$195K + BONUS + BENEFITS + RELOCATION

A fast-growing space-technology company is seeking a Principal Software Engineer to lead architecture and development of ground and flight software for lunar and deep-space missions. This is a high-impact role influencing technical direction across multiple mission programs.

WHAT YOU’LL DO

Lead architecture decisions and guide software best practices across the organization.
Develop flight software (cFS, embedded Linux), ground systems (Python, modern web frameworks), and cloud/embedded ML or autonomy systems.
Own full lifecycle delivery: requirements, development, testing, integration, and ops.
Provide technical proposals, estimates, and cross-team coordination.
Mentor and uplift junior engineers.

WHAT WE’RE LOOKING FOR

15+ years in spacecraft, mission control, or complex aerospace software systems.
Expertise in C/C++ and Python.
Experience with embedded Linux, real-time/flight software, and preferably NASA cFS.
Knowledge of cloud services (AWS), containerization, version control, and Agile processes.
Ability to collaborate with multidisciplinary teams and operate within rigorous engineering standards.
U.S. Citizenship and eligibility for a Security Clearance; must meet export-control requirements.

BENEFITS

Competitive compensation + signing bonus
Health insurance
401(k)
Flexible time off
Quarterly incentives
Relocation support

Why work at FS Studio

Culture & Flexibility: Fully remote-friendly with a distributed team spanning the Americas, Europe, and New Zealand. Offers hybrid and in-office options at Broomfield HQ and Emeryville.
Perks: Health insurance, dental insurance, 401(k) retirement benefits, generous PTO, paid holidays, paid sick days, job training and conference attendance, and remote work program.
Engineering culture: Focus on cutting-edge tech (robotics, AI, XR, simulation) with opportunities to work on challenging problems in physical AI.
Growth trajectory: Rapidly expanding team and client base, offering career advancement in a high-growth niche.

About FS Studio

Company Overview

One-liner: FS Studio builds simulation infrastructure and synthetic data pipelines for physical AI, enabling robotics, autonomy, and world modeling through high-fidelity digital twins.
Entity Type: Private (Privately Held)
Headquarters: Broomfield, Colorado, United States (also offices in Emeryville, CA and remote across 10+ countries)
Founded: 2011
Founders: Tim Martin (CEO & Founder)

Core Business

Primary industries: Simulation Software, Robotics, Artificial Intelligence, Digital Twins, Synthetic Data Generation, XR/VR
Target customers: B2B – enterprises and research teams in robotics, autonomy, aerospace, industrial IoT, and computer vision
Mission or purpose: To accelerate physical AI development by providing simulation infrastructure that enables faster, safer, and more scalable testing and training than real-world methods alone.

Products & Services

Real-Time / 3D Simulation: High-fidelity simulation environments for robotics, autonomous systems, and complex environments. Supports digital twins and sim-to-real workflows.
Synthetic Data Generation: Photorealistic 3D synthetic data sets (image, video, animation) to train computer vision and AI models, with controlled variability for edge cases.
Generative AI Solutions: Custom large foundation models and generative AI pipelines tailored to customer data and use cases.
XR, AR, VR & WebXR Development: Cross-platform immersive solutions for training, simulation, and real-time interaction.
Data Analytics & Visualization: Tools to analyze and visualize simulation outputs and real-world data.

Market Standing

Valuation/Market Cap: Not publicly available (private company)
Key Metric: Annual Revenue of $11.0M (estimated, source: LinkedIn/ZoomInfo); Total Funding not disclosed (bootstrapped or private)
Notable Investors/Partners: Not explicitly listed; alumni go to NVIDIA, Microsoft, Meta, Everyday Robots, indicating industry connections.
Growth Signals: Headcount grew 24.6% YoY (from ~18 to 23 employees); LinkedIn followers grew 29% annually; active job postings increased 150% year-over-year (30 open roles as of mid-2025).

Competitive Advantages

Simulation-first approach: Deep expertise in bridging simulation and real-world robotics, with proprietary workflows for digital twin creation and synthetic data.
Multi-platform capability: Works across Unity, Unreal Engine, Nvidia Omniverse, and WebXR, offering flexibility to clients.
Global distributed team: Operates in 10+ countries, enabling round-the-clock development and diverse talent pool.
Proven track record: Case studies with clients in autonomy, aerospace, and industrial automation (see fsstudio.com/work).

Strategic Focus

Scaling synthetic data offerings: Growing demand for structured synthetic data to train AI models in robotics and perception.
Deepening partnerships: Likely expanding integrations with Nvidia Omniverse and other simulation ecosystems.
Hiring aggressively: 30 open positions across engineering, design, and sales, indicating a push to scale product and go-to-market teams.

Sources