Senior Software Engineer, Mission Software

Vast is developing next-generation space stations and space infrastructure using an incremental, hardware-rich, and capital-efficient approach. Vast is rapidly developing its multi-module Haven Station to support a continuous human presence in space for America and its allies, enabling advanced microgravity research and manufacturing, and supporting a growing space economy for government, corporate, and private customers. Haven Demo’s 2025 success made Vast the only operational commercial space station company to design, build, and operate its own spacecraft in orbit. Next, Haven-1 is targeted to become the world’s first commercial space station, with launch anticipated in 2027, followed by additional Haven modules. Additionally, the company recently announced two new offerings leveraging its space station components and the heritage of Haven Demo: Vast Satellite, a high-power satellite product line; and Vast Lunar Systems, power, communications, and habitats for the Moon. Headquartered in Long Beach, California, and with more than 1,000 employees and over a billion dollars in private capital, Vast has built the facilities capable of manufacturing America’s next space station. The company plans to develop future habitats and systems for Mars, dedicated modules for government partners, and other crewed systems designed to unlock the expanding long-term space economy. Vast is looking for Senior Software Engineer, Mission Software , reporting to Senior Manager, Mission Software, to support the development of the systems that will be required for the design and build of artificial-gravity human-rated space stations. This will be a full - time , exempt position located in our Long Beach location. As a software engineer on our growing team, you'll have an opportunity to learn and grow under the mentorship of seasoned engineers from aerospace and big tech, building powerful software that helps expand humanity into space. Responsibilities: Work with team to design and implement web applications using modern frontends and application servers, that consume apis and micro-services in a heterogeneous environment Work with team to design and implement backends including data modeling, apis, and supporting pipelines Rapidly iterate on tooling and design new applications as the company grows Influence and adopt software practices and patterns that will scale to what will eventually become a very large codebase and team Minimum Qualifications: Bachelor's degree in computer science, math, or other engineering discipline 6+ years of software development or relevant industry experience Experience building, shipping, and supporting complex, data-intensive full-stack software applications Preferred Skills & Experience: Experience working on ambiguous problems Production DevOps experience (Docker and K8s preferred) Experience working with multiple programming languages Experience working with time series data and databases Experience with CAD software and the hardware engineering processes Experience with API design Experience with one or more of the following platforms and frameworks React, Vue or similar NextJS GraphQL Nodejs OAuth Terraform PostgreSQL, MySQL, or SQL Server Pay Range: California $160,000 — $227,000 USD We calibrate level and compensation to the selected candidate's experience and demonstrated capability. We welcome applicants across a range of experience levels to apply. COMPENSATION AND BENEFITS Base salary will vary depending on job-related knowledge, education, skills, experience, business needs, and market demand. Salary is just one component of our comprehensive compensation package. Full-time employees also receive company equity, as well as access to a full suite of compelling benefits and perks, including: medical, dental, and vision coverage for employees and dependents, generous paid time off; up to 20+ days of vacation for exempt staff and up to 10+ days of vacation for non-exempt staff with the ability to cash-out unused vacation annually, paid parental leave, short and long-term disability insurance, life insurance, access to a 401(k) retirement plan, ClassPass credits, personalized mental healthcare through Spring Health, and other discounts and perks. We also take pride in offering exceptional food perks, with snacks, drip coffee & onsite barista, cold drinks, and dinner meals remaining free of charge, and lunch subsidized as part of Vast’s ongoing commitment to providing high-quality meals for employees. EQUAL OPPORTUNITY Vast is an Equal Opportunity Employer; employment with Vast 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.