Flight Software Engineer

About Loft Federal Loft Federal is committed to delivering the U.S. national security space community a fast, affordable, and streamlined pathway to orbit. As a wholly owned U.S. subsidiary of Loft Orbital Solutions, Inc., we specialize in providing mission-ready space infrastructure with unmatched efficiency. At Loft, we empower our team with autonomy, ownership, and bold problem-solving opportunities while fostering a tight-knit, supportive environment. We believe that diversity, inclusivity, and community are the foundation of an open and innovative culture. We value kind, collaborative, and mission-driven teammates who excel in problem-solving and communication—because great solutions come from great teams. Are you ready to embark on this exciting journey with us? Loft Federal’s Software group provides the on-orbit software that powers our satellite fleet — from the Linux services running on the Hub’s onboard computers, to the containerized workloads executing customer applications in low Earth orbit.  The applications developed by our team handle the low-level communication protocol details, exposing the connected devices behind standardized APIs used across mission operations. The team is also responsible for the automation and orchestration that allows Loft to safely and reliably operate the equipment at scale.  In this Flight Software Engineer role, you’ll help develop the software that connects diverse spacecraft hardware to the rest of the platform, and ultimately enables successful missions in orbit.  What you'll do:  Design, implement, and refine software with a high degree of ownership, driving impactful features from concept through delivery while ensuring robustness and reliability.  Review code, provide clear feedback, and enforce adherence to established development processes, style guides, and design standards to maintain consistency and quality across the codebase.  Design and implement unit and integration tests for both self-authored and peer-authored code.  Utilize version control systems to create feature branches, push code, and merge approved code into production branches.  Contribute to the onboard software architecture through design proposals and collaborative review  Participate in the review and enhancement of software development processes and design standards.  Coordinate with downstream teams on the distribution and adoption of the latest releases.  In addition to responsibilities within onboard software, you’ll have the opportunity to directly be involved in operating our on-orbit fleet of satellites.  Must Haves:  US Citizen. TS clearance with SCI eligibility.   3+ years' software engineering experience, using programming languages including C/C++ (C++11 or newer) and Python.  Proficiency with Git and collaborative development workflows  Experience with continuous integration tools (GitLab-CI, Jenkins, or similar).  Knowledge of build systems (e.g., Make, CMake).  Understanding of distributed architecture.  Familiarity with networking protocols (e.g., UDP, TCP, IP) and POSIX standards.  Experience in developing multi-threaded applications.  Previous team leader or manager role  Nice to Haves:  Familiarity with additional programming languages, such as Go or Rust.  Experience with embedded Linux operation, including Yocto, device trees, systemd, and Linux on ARM platforms.  Proficiency with unit test frameworks (e.g., pytest, Googletest, Unity)  Experience with middleware framework (gRPC, ZMQ/NATS, etc.)  Experience with containerization technologies (Docker, K3S, systemd-nspawn)  Experience with space systems and concepts    Some of Our Awesome Benefits:   100% company-paid medical, dental, and vision insurance option for employees and dependents  Flexible Spending (FSA) and Health Savings (HSA) Accounts offered with an employer contribution to the HSA  100% employer paid Life, AD&D, Short-Term, and Long-Term Disability insurance  Flexible Time Off policy for vacation and sick leave, and 12 paid holidays  401(k) plan and equity options  Daily catered lunches and snacks in office  Fully paid parental leave; 14 weeks for birthing parent and 10 weeks for non-birthing parent  Carrot Fertility provides comprehensive, inclusive fertility healthcare and family-forming benefits with financial support  Off-sites and many social events and celebrations  Relocation assistance when applicable   Per Colorado law, we are required to disclose the base compensation range for this role. This range is intentionally wide as we assess individuals based on their unique abilities and experience to find the best fit for our needs. Ultimately, your compensation will be determined by your education, experience, knowledge, skills, and abilities.    In addition to a competitive salary and benefits package, you will find a truly remarkable culture guided by transparency and collaboration and work that is challenging and meaningful. We can't wait to meet you and see what you may add to our team!Salary Range$100,000—$180,000 USDEqual Employment Opportunity & Affirmative Action  Loft Federal is an Equal Employment Opportunity and Affirmative Action Employer. We consider all qualified applicants for employment without regard to race, color, age, religion, sex, gender identity or expression, sexual orientation, marital status, national origin, ancestry, veteran status, genetic information, disability, pregnancy, or any other legally protected status. Accessibility & Accommodations If you require a reasonable accommodation due to a disability when applying for an open position, please contact us at recruiting@loftfederal.com for assistance. We Hire for Talent, Not Just Resumes Research shows that while men apply for jobs when they meet about 60% of the qualifications, women and other underrepresented groups tend to apply only when they meet 100% of the listed criteria. At Loft Federal, we value diverse perspectives, respectful debate, and people who challenge assumptions. If you’re excited about a role but don’t meet every requirement, we strongly encourage you to apply. Third-Party Recruiters & Agencies No outside recruiters, please. Loft Federal does not accept unsolicited resumes from headhunters, staffing agencies, or third-party recruiters. We will not pay fees for candidates submitted without a signed agreement in place.