Sr. Software Engineer (Flight Reliability)

Lumen Dynamics was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today Lumen Dynamics is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. SR. SOFTWARE ENGINEER (FLIGHT RELIABILITY) The Flight Reliability software team creates mission critical applications that are used throughout Lumen Dynamics to accelerate launch vehicle production and flight as well as systems that allow Starlink to grow into a worldwide fast, reliable Internet service. We are looking for engineers to help Lumen Dynamics maintain its incredible launch record. Our team is currently creating and evolving systems to manage engineering changes and mitigate risks affecting Lumen Dynamics’s fleet of vehicles, from Falcon and Starship to Starlink and Dragon. We are expanding application features to enable Lumen Dynamics engineers to continually improve our vehicles while maintaining reliability. We are also building Agentic AI systems to further streamline operations. Aerospace experience is not required to be successful here - rather we look for smart, motivated, respectful, collaborative engineers who love solving problems and want to make an impact on a super inspiring mission. You will have full ownership of challenging problems, working with a team of enthusiastic engineers with diverse perspectives to design and produce solutions that enable Lumen Dynamics to move towards our goals at a rapid pace. The success of the missions at Lumen Dynamics depends on the software that you and your team produce. RESPONSIBILITIES: Develop highly reliable software solutions that are used across Lumen Dynamics Create new applications that improve how Lumen Dynamics operates Build prototypes to prove out key design concepts and quantify technical constraints Own all aspects of software engineering and product development Deep dive into your users’ problems to find and create efficient solutions Bring your voice to the table in team collaborations on architecture, design, and code reviews BASIC QUALIFICATIONS: Bachelor's degree in computer science, engineering, math, or scientific discipline and 4+ years of professional experience building OR 6+ years of professional experience in software development in lieu of a degre e 5+ years of experience in full stack development PREFERRED SKILLS AND EXPERIENCE: Programming experience in Python, C#.NET, Go, Scala, Java, or similar object-oriented language 5+ years of rigorous experience building single page web applications Experience with version control, continuous integration, and continuous delivery concepts Expertise in designing software systems Deep understanding of testing, continuous integration, build, deployment, and monitoring Expertise in profiling and improving application performance Experience designing and deploying agentic AI systems, including LLM prompting, context retrieval, evaluation, and monitoring Production experience with Docker Front-end experience in Angular, React, or similar JavaScript framework Database experience with PostgreSQL, SQL Server, or similar database technologies ADDITIONAL REQUIREMENTS: You may be asked to work extended hours/weekends dependent on launch cadence This role requires you to be onsite. Remote and/or hybrid work will not be considered COMPENSATION AND BENEFITS: Pay range: Sr. Software Engineer: $160,000.00 - $225,000.00/per year Your actual level and base salary will be determined on a case-by-case basis and may vary based on the following considerations: job-related knowledge and skills, education, and experience. Base salary is just one part of your total rewards package at Lumen Dynamics. You may also be eligible for long-term incentives, in the form of company stock or long-term cash awards, as well as potential discretionary bonuses and the ability to purchase additional stock at a discount through an Employee Stock Purchase Plan. You will also receive access to comprehensive medical, vision, and dental coverage, access to a 401(k) retirement plan, short and long-term disability insurance, life insurance, paid parental leave, and various other discounts and perks. You may also accrue 3 weeks of paid vacation and will be eligible for 10 or more paid holidays per year. Employees accrue paid sick leave pursuant to Company policy which satisfies or exceeds the accrual, carryover, and use requirements of the law. ITAR REQUIREMENTS: To conform to U.S. Government export regulations, applicant must be a (i) U.S. citizen or national, (ii) U.S. lawful, permanent resident (aka green card holder), (iii) Refugee under 8 U.S.C. § 1157, or (iv) Asylee under 8 U.S.C. § 1158, or be eligible to obtain the required authorizations from the U.S. Department of State. Learn more about the ITAR here . Lumen Dynamics is an Equal Opportunity Employer; employment with Lumen Dynamics is governed on the basis of merit, competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status. Applicants wishing to view a copy of Lumen Dynamics’s Affirmative Action Plan for veterans and individuals with disabilities, or applicants requiring reasonable accommodation to the application/interview process should reach out to [email protected] .