Senior Reliability Engineer — Defense Systems

Castelion Corporation; Torrance (CA); On-site; USD 120,000 - 180,000; Full time

Job summary

Castelion is seeking a Senior Build Reliability Engineer to lead reliability and quality improvements across design, manufacturing, and operations. You will develop processes and manufacturing software to optimize workflows and ensure high-quality output, guiding teams in failure analysis and corrective actions to meet regulatory requirements.

You will collaborate with cross-functional teams, implement preventive actions, perform risk analyses, and drive continuous improvement using tools such

Qualifications

• Minimum 4+ years in reliability and/or quality engineering role.
• Experience with quality tools such as PFMEA, CAPA, and MSA.
• Exposure to design for manufacturability and change control processes.

Responsibilities

• Design and Manufacturing: collaborate with design, manufacturing, and operations to embed reliability and quality in the product lifecycle.
• Review Process Plans, specs and build documentation for completeness and regulatory compliance.
• Support internal processes and manufacturing software to optimize production efficiency and change control.
• Facilitate the ECR/ECO change control process with traceability and impact alignment.

Skills

Reliability engineering

Quality engineering

Lean principles

Six Sigma

Root Cause Analysis

Communication

Tools

Manufacturing Enterprise Software

MSA

PFMEA

Job description

Castelion is seeking a Senior Build Reliability Engineer to lead reliability and quality improvements across design, manufacturing, and operations. You will develop processes and manufacturing software to optimize workflows and ensure high-quality output, guiding teams in failure analysis and corrective actions to meet regulatory requirements.

You will collaborate with cross-functional teams, implement preventive actions, perform risk analyses, and drive continuous improvement using tools such