Materials Characterization Technician II, Mechanical

The role

This person will perform mechanical tests including tensile, compression, hardness, and fatigue. They will prepare specimens, operate testing equipment, and record results to support the development and inspection of materials for the Terran R vehicle.

What you will do

• Perform tensile, compression, hardness, fatigue, and other mechanical tests according to approved procedures
• Prepare, measure, identify, and inspect test specimens to confirm they meet testing requirements
• Set up test fixtures, grips, extensometers, and instrumentation appropriate for each test
• Operate mechanical testing equipment and monitor tests for abnormal behavior
• Record test conditions, observations, and results accurately while maintaining specimen traceability
• Review data for completeness and flag unexpected results, equipment issues, or procedural deviations
• Complete routine equipment checks and maintenance; verify calibration status before use
• Troubleshoot common setup and equipment problems, escalating issues when needed
• Work with engineers and other technicians to coordinate testing priorities and schedules
• Support training of newer technicians on established procedures and safe equipment operation

Required qualifications

• High school diploma or equivalent
• Typically two or more years of relevant experience in mechanical testing, materials testing, or a laboratory environment
• Working knowledge of mechanical testing equipment, specimen preparation, and measurement tools
• Ability to read technical drawings, work instructions, and applicable ASTM testing procedures
• Understanding of basic material properties, including yield strength, tensile strength, elongation, and hardness
• Ability to use testing software, enter data, and prepare clear test documentation
• Strong attention to detail, communication, and problem-solving skills

Nice to have

• Associate degree or technical certification in materials science, mechanical technology, or a related field
• Experience with metallic materials, aerospace applications, and servo-hydraulic or electromechanical test systems
• Familiarity with fatigue testing, extensometers, load cells, and data acquisition systems

Benefits

• Competitive salary and equity
• Generous PTO and sick leave policy
• Parental leave
• Annual learning and development stipend

About the company

Relativity Space is building rockets to serve today's needs and tomorrow's breakthroughs. They are developing the Terran R vehicle to deliver customer payloads to orbit.