Manufacturing Engineer, Mechanical Subassemblies

Vast · Long Beach, CA

Posted 7/17/2026 · last confirmed live 9/2/2026

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 in Long 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 Manufacturing Engineer, Mechanical Subassemblies , reporting to the Manager, Mechanical Subassemblies, 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:  Collaborate with design teams to provide input on the manufacturability of various types of subassemblies  Develop and optimize manufacturing processes and onboard equipment for manufacturing subassemblies, considering factors such as efficiency, quality, and cost-effectiveness Create and maintain detailed manufacturing plans, assembly procedures, and work instructions to ensure consistent and accurate production of hardware Identify and resolve manufacturing challenges by conducting root cause analysis and implementing corrective actions Collaborate with quality assurance teams to establish and maintain rigorous quality control processes Contribute to continuous improvement initiatives, identifying opportunities to enhance manufacturing efficiency, reduce waste, and improve overall product quality Minimum Qualifications: Bachelor’s of Science in Mechanical, Aerospace, Civil or similar engineering degree from ABET accredited institution Strong knowledge of Geometric Dimensioning & Tolerancing (GD&T) and Design for Manufacturability (DFM), especially related to components and subassemblies Working knowledge of manufacturing processes such as machining, drilling, assembly, bonding, etc.  Mechanical aptitude with desire to be hands-on and work on a production floor Preferred Skills & Experience: Experience designing tooling, hardware, etc. using CAD software, Siemens NX preferred Experience working on flight hardware or safety critical systems Experience transitioning complex products from R&D to production in a fast-paced environment Experience collaborating with stakeholders to address manufacturing non-conformances and implement corrective actions Strong attention to detail and a commitment to producing high-quality work Excellent communication skills Demonstrated project management experience Additional Requirements: Ability to lift up to 25lbs unassisted Willingness to work overtime, or weekends to support critical mission milestones Pay Range: California $86,000 — $195,000 USD 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. U.S. EXPORT CONTROL COMPLIANCE STATUS The person hired will have access to information and items subject to U.S. export controls, and therefore, must either be a “U.S. person” as defined by  22 C.F.R. § 120.62 or otherwise eligible for deemed export licensing. This status includes U.S. citizens, U.S. nationals, lawful permanent residents (green card holders), and asylees and refugees with such status granted, not pending. 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.

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