Sr. Master Data Specialist - La Mirada, CA

Makita; La Mirada (CA); On-site; USD 65,000 - 90,000; Full time

Job summary

Makita USA in La Mirada, CA, is seeking a Master Data Specialist to maintain and improve item master data across our supply chain systems. You will ensure accuracy, consistency, and fast onboarding of new items, collaborating with IT, product teams, and operations to drive data quality and support analytics initiatives.

You will audit data for gaps, implement validation rules, and help develop standard operating procedures for item setup.

Qualifications

• Analytical thinker with strong attention to detail and curiosity.
• Clear communicator and able to work independently and in a team.
• Experience handling data quality and cross-functional data needs.
• Proficiency with Excel and data analysis in large datasets.

Responsibilities

• Maintain item master data in ERP with accuracy and proper naming/classification.
• Collaborate with supply chain and product teams for timely item setups.
• Audit data to identify gaps, duplications, and inconsistencies.
• Help develop SOPs, templates, and change control for item data.
• Assist with onboarding and training on item setup procedures.
• Monitor data quality metrics and support data-driven improvements.

Skills

Analytical thinking

Attention to detail

Data analysis

Communication

Tools

Excel

BI tools

Job description

Description

Power Up Your Career with Makita USA!!!

At Makita USA, we believe our employees are the driving force behind our success. That’s why we offer a competitive and comprehensive benefits package to support your health, financial well-being, and professional growth. When you join Makita, you become part of a dynamic, innovative, and team-oriented culture that values hard work and dedication.

Makita is a worldwide leader in the professional power tool industry. Over the past 100 years, we have built a reputation for using the finest raw materials, the most advanced manufacturing equipment, and the most rigorous quality testing in the industry. Headquartered in La Mirada, CA, Makita U.S.A., with offices in Reno, NV, Wilmer, TX, and Flowery Branch, GA, has brought Makita's best-in-class engineering advantage to professional power tool users in America since 1970.

Job Summary

The Supply Chain department creates value for Makita and its customers by planning inventory to efficiently meet customers’ needs, while effectively using Makita’s resources. The Master Data Specialist is responsible for maintaining and improving the integrity, accuracy, and structure of item master data across our supply chain systems. This position supports both day-to-day data execution and long-term data quality initiatives that enable process automation, system integration, and analytics readiness. Working closely with cross-functional teams, this role plays a key part in transforming how we manage our item records to support operational efficiency and future digital capabilities.

Essential Job Duties

Item Master Management

• Create, validate, and maintain item master data within the ERP system. Ensure adherence to naming conventions, classification rules, and required fields.
• Partner with supply chain and product teams to ensure timely and accurate item setups.
• Perform audits to proactively identify and resolve data gaps, duplications, and inconsistencies.

Data Standards & Documentation

• Support development and enforcement of item master SOPs, templates, and standard field definitions.
• Document known issues and definitions to ensure transparency and repeatability.
• Assist in implementing validation rules and change control procedures to ensure clean, usable data.

Cross-Functional Coordination

• Collaborate with IT and upstream teams to improve data intake.
• Assist with onboarding and training on correct item setup procedures.

Data Quality & Reporting

• Monitor key data quality metrics such as completeness, accuracy, and duplication.
• Use Excel or BI tools to analyze data trends and support root cause analysis of errors or inefficiencies.
• Contribute to initiatives that increase the automation or scalability of item setup processes.

Future-Readiness Projects

• Contribute to initiatives that increase the automation or scalability of item setup processes.
• Participate in system upgrade testing, data cleansing efforts, or pilot projects related to master data.

Other Duties

Please note this job description does not contain a comprehensive listing of activities, duties, or responsibilities required of the employee for this job. Duties, responsibilities, and activities may change at any time with or without notice.

Skills Required

• Understanding of item lifecycle, supply chain operations, and cross-functional data needs.
• Analytical thinker with strong critical thinking skills and curiosity.
• Comfortable working independently and collaboratively.
• Clear communicator with a focus on consistency, accuracy, and accountability.
• Excellent attention to detail, with a process-oriented approach to data work.
• Advanced Excel or data analysis skills; comfortable working with large data sets.