MRB Coordinator

South Bay Solutions, Inc.; Mattos (CA); On-site; USD 60,000 - 90,000; Full time

Benefits offered by this job

Health Insurance

Life insurance policy

Safe Harbor 401(K) plan

401(K) matches

Paid time off (vacation/sick/holidays/

Job summary

South Bay Solutions, Inc. is seeking a meticulous MRB Coordinator to identify, track, and document nonconforming materials within a high-precision manufacturing environment.

You will inspect, categorize, and disposition items through scrap, RTV/RMA, rework, or use-as-is processes, while maintaining ERP records. You will collaborate with Quality, Engineering, Production, and Purchasing to drive containment, root cause investigations, and timely audits.

Qualifications

• Strong understanding of inspection techniques and quality standards.
• Ability to read engineering drawings, blueprints, and specifications.
• Knowledge of root cause analysis tools.
• Strong familiarity with ISO 9001 and ISO 13485 quality requirements.
• Proficient in Microsoft Office and ERP/MRP systems.

Responsibilities

• Label, segregate, and track nonconforming materials in MRB areas.
• Coordinate with Quality Engineer, Engineering, Production, and Purchasing to resolve nonconformities.
• Execute dispositions—such as scrap, RTV/RMA, rework, repair, or use-as-is.
• Maintain records, logs, and quality notifications in ERP systems.
• Track MRB inventory aging and support review meetings.
• Prepare metrics, defect trends, and reports for leadership.
• Assist with root cause investigations and corrective actions.
• Monitor quality escapes and implement containment actions when necessary.
• Support customer audits and quality reviews.

Skills

Inspection techniques

Reading engineering drawings

Root cause analysis

ISO 9001 and ISO 13485 knowledge

MS Office proficiency

Education

High School diploma or equivalent

Basic math, geometry, trigonometry knowledge

Up to 2 years of mechanical inspection/inventory experience

Experience with MRB/RMA processes

GD&T knowledge

Background in CNC/precision manufacturing

Tools

ERP/MRP systems

Job description

About Us

South Bay Solutions is a high-precision machine shop, making parts for semiconductor, medical devices, and advanced tech hardware. Our tolerances are measured in microns, our equipment is top-of-the-line, and our team is passionate about quality craftsmanship.

Job Description

The MRB (Material Review Board) Coordinator is responsible for the identification, tracking, documentation, and inspection of nonconforming, defective, or quarantined materials in a manufacturing, engineering, production environment, or RMA (Return Material Authorization).

Key Responsibilities

• Properly label, segregate, and track nonconforming or rejected materials in designated MRB areas.
• Coordinate with Quality Engineer, Engineering, Production, and Purchasing to resolve material nonconformity and determine proper disposition paths.
• Execute approved dispositions—such as scrap, return-to-vendor (RTV / RMA), rework, repair, or "use-as-is".
• Maintain accurate records, logs, and quality notifications in ERP systems.
• Track MRB inventory aging, facilitate review meetings, and follow up on pending actions to prevent production delays.
• Prepare metrics, defect trends, and reports for leadership, and support internal or external regulatory audits.
• Assist with root cause investigations and corrective actions.
• Monitor quality escapes and implement containment actions when necessary.
• Support customer audits and quality reviews.

Required Skills

• Strong understanding of inspection techniques and quality standards.
• Ability to read engineering drawings, blueprints, and specifications.
• Knowledge of root cause analysis tools.
• Strong familiarity with ISO 9001 and ISO 13485 quality requirements.
• Proficient in Microsoft Office and ERP/MRP systems

Education / Experience

• High School diploma or equivalent must have basic math, geometry, trigonometry, knowledge and application.
• Up to 2 years of job-experience in mechanical inspection and inventory management in manufacturing environment.
• MS-Office suite experience, up to two years' experience generating spreadsheets, data entry.
• Experience in contract manufacturing, electronics manufacturing, or industrial manufacturing strongly preferred.
• Experience with MRB and RMA processes strongly preferred.
• High Knowledge of GD&T (Geometric Dimensioning and Tolerancing) strongly preferred.
• Background in CNC machines or precision manufacturing strongly preferred.

Benefits

• Health Insurance (Medical/Dental/Vision) paid 100% for employees.
• Life insurance policy
• Safe Harbor 401(K) plan
• 401(K) matches
• Paid time off (vacation/sick/holidays/floating holiday)
• Referral program