Integration Build Engineer

Vast · Hawthorne, California, United States · Engineering

Posted 2026-10-15

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Vast is looking for an Integration Build Engineer, reporting to the Vice President of E-2, to create the world's highest performing engine for small launchers, while optimizing for production and low cost. In this role, you will join a team with exciting momentum that has produced and successfully tested fully integrated engine development samples. You will be a key member who will help transition the system from development to production.

This will be a full-time, exempt position located in our Hawthorne location.

Responsibilities:

Support engine assembly operations with Integration Technicians and supporting Engineering Responsible Engineers

Hands on collaboration with the design team to transfer knowledge and provide input on the manufacturability and assembly processes for E-2 engine

Create and iterate engine assembly and disassembly process plans

Be a permanent engineering presence to ensure operations are unblocked and to find solutions to keep work moving if blockers or Non Conformances arise

Create and maintain detailed manufacturing plans, assembly procedures, and work instructions to ensure consistent and accurate production

Ensure integration procedures are continuously evolving to reflect the most efficient assembly practices

Perform hands-on assembly, integration, and testing of components, ensuring compliance with engineering specifications and industry standards

Specify and procure dedicated manufacturing and tools and equipment

Implement continuous improvements on shop floor to increase productivity

Minimum Qualifications:

Bachelor’s degree in Mechanical Engineering, Manufacturing Engineering, Aerospace Engineering, or a related field

2+ years of experience  in manufacturing engineering, preferably in aerospace

Hands on hardware integration and testing experience

Experience with working with technicians and running multi person operations

Experience writing test plans, procedures, presentations, and providing go/no-go judgment and rationale

Preferred Skills & Experience:

Strong communication and collaboration skills, with the ability to work effectively in cross-functional teams

Proficiency in CAD software (such as Siemens NX) for reviewing designs and creating manufacturing documentation

Strong attention to detail and a commitment to producing high-quality work

Strong GD&T skills, and experience creating and reviewing drawings

Strong understanding of fluid systems, tube manufacturing processes, welding and assembly techniques

Excellent problem-solving skills and the ability to perform root cause analysis

Hands-on experience with testing and troubleshooting fluid components is desirable

Additional Requirements

Willingness to work overtime, or weekends to support critical mission milestones

Ability to lift up to 25lbs unassisted

Pay Range:

Integration Build Engineer I: $86,100 - $122,220

Integration Build Engineer II: $112,340 - $159,468

Senior Integration Build Engineer: $137,760 - $195,552

Pay Range: California

$86,000—$195,000 USD

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