Senior Cleanliness & Build Reliability Engineer

Relativity Space; Long Beach (CA); On-site; USD 143,000 - 215,000; Full time

Benefits offered by this job

Equity

Paid time off

Sick leave

Parental leave

Learning stipend

Job summary

Relativity Space in Long Beach, CA seeks a senior engineer to own precision cleaning and contamination control across the rocket manufacturing lifecycle, from parts to launch.

You will define specs, lead process qualification, and mentor teams, influencing design and production decisions to ensure hardware quality and mission success. The role requires 8+ years in aerospace, with 5+ years in special processes; MS/PhD preferred, with competitive compensation and equity.

Qualifications

• 8+ years of progressive process engineering experience in aerospace or high-reliability manufacturing.
• 5+ years of experience in precision cleaning, fluid cleaning, or aerospace special processes.
• Experience establishing technical standards and cleanliness requirements across hardware manufacturing stages.

Responsibilities

• Serve as the company-wide technical authority for precision cleaning and associated special processes.
• Establish and own the special process control framework including qualification, validation, and SPC.
• Lead development and scaling of precision clean-line capabilities through production readiness.
• Define engineering specs, cleanliness acceptance criteria, and training standards.
• Drive root cause investigations and corrective actions to improve reliability.
• Mentor engineers and technicians to ensure consistent quality and standards.

Skills

Technical leadership

Communication

Problem solving

Cross-functional collaboration

Influencing decisions

Education

Bachelor’s degree in Chemical Engineering, Materials Science, Mechanical Engineering, or related technical discipline

Tools

IEST-STD-CC1246

Job description

Relativity Space in Long Beach, CA seeks a senior engineer to own precision cleaning and contamination control across the rocket manufacturing lifecycle, from parts to launch.

You will define specs, lead process qualification, and mentor teams, influencing design and production decisions to ensure hardware quality and mission success. The role requires 8+ years in aerospace, with 5+ years in special processes; MS/PhD preferred, with competitive compensation and equity.