Material Characterization Specialist Jobs (NOW HIRING)

Vast is looking for a Materials Test Specialist I, reporting to the M&P Supervisor Materials Testing, to support materials testing, characterization, and qualification activities for the development and production of human-rated spacecraft and space station hardware. This role will work hands-on in a laboratory environment preparing samples, operating test equipment, collecting data, and supporting engineers in evaluating materials and manufacturing processes for flight applications.

This will be a full-time, non-exempt position located in our Long Beach location. 

Responsibilities: 

• Perform hands-on materials testing and characterization in support of spacecraft development, qualification, and production
• Prepare, label, track, and document material specimens and test samples according to established procedures and specifications
• Set up and operate laboratory test equipment used to evaluate mechanical, thermal, physical, and environmental material properties
• Support testing of metals, polymers, adhesives, coatings, composites, elastomers, and other materials used in spacecraft hardware
• Execute testing according to engineering test plans, work instructions, ASTM standards, NASA standards, and internal specifications
• Collect, organize, and document test data while ensuring accuracy, traceability, and proper configuration control
• Assist Materials & Processes engineers with material qualification and process validation testing.
• Perform routine inspection and measurement of test specimens using laboratory and dimensional inspection equipment
• Support environmental testing activities including thermal cycling, vacuum compatibility/outgassing, flammability, and other spacecraft-specific material evaluations
• Maintain laboratory equipment, tooling, fixtures, consumables, and test areas to ensure safe and efficient operations
• Identify unexpected test results, equipment issues, or material nonconformances and escalate findings to the appropriate engineering team
• Assist with failure investigations and root-cause analysis by preparing samples and supporting material characterization activities
• Maintain accurate laboratory records, test logs, equipment calibration status, and material traceability documentation
• Work closely with Materials & Processes, Manufacturing, Quality, Design Engineering, and Production teams to support hardware development and build schedules
• Follow all applicable safety procedures when handling chemicals, materials, test equipment, and laboratory processes
• Support continuous improvement of laboratory procedures, test methods, fixtures, and workflows

Minimum Qualifications:

• High school diploma or GED
• 5+ years of experience working in a laboratory, manufacturing, testing, inspection, quality, or other hands-on technical environment
• Experience following written technical procedures, work instructions, or test specifications.
• Ability to accurately collect, document, and communicate technical data
• Basic proficiency using hand tools, measurement equipment, and/or laboratory equipment
• Basic computer proficiency, including Microsoft Excel and electronic documentation systems
• Strong attention to detail and commitment to maintaining accurate records and material traceability
• Ability to work effectively both independently and as part of a cross-functional technical team

Preferred Skills & Experience:

• Associate degree or technical certification in materials science, engineering technology, chemistry, manufacturing, aerospace, or a related technical discipline
• Experience working in aerospace, spacecraft, automotive, defense, medical device, or another highly regulated manufacturing environment
• Hands-on experience with material specimen preparation, mechanical testing, environmental testing, or material characterization
• Experience with tensile, compression, hardness, adhesion, thermal, or other mechanical/material testing methods
• Familiarity with materials such as aluminum, stainless steel, titanium, composites, adhesives, polymers, coatings, and elastomers
• Familiarity with laboratory equipment such as universal testing machines, hardness testers, environmental chambers, microscopes, ovens, balances, or dimensional inspection equipment
• Familiarity with ASTM, NASA, or aerospace material testing standards
• Experience supporting material qualification, process qualification, failure analysis, or root-cause investigations
• Experience working within AS9100 or another quality-controlled manufacturing environment
• Familiarity with material certifications, lot traceability, calibration requirements, and controlled documentation
• Experience safely handling chemicals and following laboratory safety and hazardous material procedures
• Ability to read engineering drawings, specifications, and technical documentation

Additional Requirements:

• Ability to lift up to 25 lbs. unassisted
• Ability to stand for extended periods and perform hands-on laboratory work
• Ability to wear appropriate personal protective equipment (PPE) as required
• Willingness to work overtime and/or weekends when necessary to support critical test, production, and mission milestones