Software Engineer II, Mission Software
About the role
Vast is developing next-generation space stations and space infrastructure using an incremental, hardware-rich, and low-cost approach. Vast is rapidly developing its multi-module Haven Station to ensure a continuous human presence in space for America and its allies, enabling advanced microgravity research and manufacturing, and unlocking a new space economy for government, corporate, and private customers. Haven Demo’s 2025 success made Vast the only operational commercial space station company to fly and operate its own spacecraft. Next, Haven-1 is expected to become the world’s first commercial space station when it launches in 2027, followed by additional Haven modules. Additionally, the company recently announced Vast Satellite, a high-power satellite product line leveraging its space station components and the heritage of Haven Demo.
Headquartered inLong Beach, California, and with more than 1,000 employees and over a billion dollars in private capital, Vast has built the facilities required to manufacture and operate America’s next space station. The company plans to develop future habitats and systems for the Moon and Mars, dedicated space stations for government partners, and other crewed systems that will unlock the expanding long-term space economy.
Vast is looking for a Software Engineer, Mission Software, reporting to Senior Manager, DevOps & Platform,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.
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
- Work with Flight Software team to design solutions that interface with flight software and simulation
- Build tools and platforms that help all of our software teams move faster through all phases of SDLC (test automation, simulation management, continuous deployment, etc.)
- 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
- 2+ 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 API design
- Experience with one or more of the following platforms and frameworks React, Vue or similar
- NextJS
- GraphQL
- Golang
- OAuth
- Terraform
- PostgreSQL
Pay Range: California
$135,300 - $192,060 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.
From Vast's job posting, checked 29 Oct 2026.
The application
Your details and CV, then 5 questions.
- 1.ITAR CompliancePick one
- 2.Are you currently working at Vast as a contractor?Yes or no
- 3.Have you ever been employed by Vast?Yes or no · optional
- 4.If other, please specifyShort answer · optional
- 5.Please list the names of any and all friends, family or significant others who currently (or have in the last year) work at VastShort answer
From Vast's apply page, checked 29 Oct 2026.
About Vast
Developing next-generation space stations and space infrastructure.
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