Sothiro Sisowath
Fullerton,California
Summary
MANUFACTURING ENGINEER & PRODUCTION MANAGER
Overview
28
28
years of professional experience
Work History
ELECTRONICS MANUFACTURING MANAGER
RLH Industries Inc.
Orange, California
01.2022 - Current
- Design and deploy robust strategies and roadmaps that boost operational efficiency and production output
- Assemble weekly reports for senior management that details the company's operational performance metrics
- Train, coach, and mentor teams of professionals through interactive learning opportunities
- Strengthen knowledge and skills across the board
- Proactively identify inefficient processes and procedures
- Deploy new processes and procedures that streamline the manufacturing process for maximum output and efficiency
- Negotiate contracts with vendors and analyze manufacturing processes to uncover cost saving opportunities
- Simplify the production scheduling and raw material supply chain ordering processes
- Ensure materials are on-hand based on production demand and scheduling
- Manage department daily operations including BOMs, PCBA kitting, inventory control, finished goods, and on-time delivery
- Engage with engineering, sales, and management on production and technical issues interrupting production.
SENIOR MANUFACTURING ENGINEER
Rivian Automotive Inc.
Carson, California
01.2021 - 01.2022
- Transparently communicated with the laser weld system supplier in order to gather technical data
- Cut down lead time by one year and saved the company $700k after retrofitting the laser welding system
- Gathered technical and PO information with internal teams
- Communicated requirements to the machine manufacturer to determine the best course of action
- Upgraded the machine instead of replacement for $60k less
- Investigated and reported out on risks in the process, equipment, and quality inspections throughout the manufacturing environment
- Changed the course of action for greater efficiency and reliability of results
- Coordinated with vendors, suppliers, and manufacturing team members in the identification and resolution of technical and quality issues.
MANUFACTURING ENGINEER
Sekai Electronics Inc.
Irvine, California
01.2019 - 01.2020
- Championed a complex BOM and design file accuracy before upload into the MRP system
- Held weekly mechanical and electrical meetings with the team, assigning due dates for individual ownership
- Achieved an excellent result in the team's alignment and 100% management approval
- Evaluated current and prospective manufacturing processes for efficiency and effectiveness
- Boosted efficiency by 25% after re-mapping and routing processes
- Recommended corrective and preventive actions for emerging issues
- Improved and enhanced product reliability and the overall productivity of the manufacturing line/environment
- Acted as a key technical resource in the initiation and improvement of business processes that were directly related to product assemblies
- Actively researched and investigated sources of risk as an integral part of process, equipment, and quality inspections across the production environment
- Delivered outstanding technical support in close collaboration and partnership with sales, mechanical, and electrical departments
- Coordinated with vendors, suppliers, and manufacturing team members in the identification and resolution of technical and quality issues
- Quickly resolved in-house inefficiencies by establishing qualifications and procedures that strengthened the sub-contracting and outsourcing process
- Contributed to the product design and prototype development by participating in project design reviews, recommending corrective and preventive actions to boost product reliability, and quickly solving problems through a structured approach.
PRODUCTION MANAGER
Sekai Electronics Inc.
Irvine, California
01.2007 - 01.2019
- Actively participated in an end-of-year push for volume delivery of $1M+ in orders to new and existing customers
- Achieved monthly targeted revenue of $300k and end-of-year revenue of $4M
- Strategically led a team of professionals that supported all aspects of the production environment
- Strengthened knowledge and skills through interactive training and mentorship opportunities
- Transformed business operations by boosting productivity, slashing the turnover rate, eliminating waste, and enhancing quality overall
- Thoroughly reviewed production orders, schedules, delivery dates, and inventory levels
- Accurately determined and communicated product availability
- Evaluated and advised management of the status of work in progress, material availability, and potential production problems
- Ensured adequate amounts of team members, equipment, and materials were provided to the production team
- Established accurate priorities and sequences for manufacturing products
- Planned production operations for maximum team efficiency
- Championed continuous improvement initiatives that drove significant improvements and gains in quality, flow, and output in the production environment
- Frequently reviewed the status of KPIs and adjusted production operations as necessary to increase capability and tracking to defined metrics
- Forecasted daily production needs by reviewing the master production schedule
- Project materials needs and planned adequate purchasing and acquisition to meet or exceed targets
- Effectively managed all areas of manufacturing, safety, inventory control, and process deployment
- Delegated work to meet planned project and production goals
- Eliminated waste and production constraints within each unique operation
- Boosted efficiency and team productivity across the board
- Instituted robust root cause and corrective actions that removed production constraints and improved overall product quality.
SENIOR ELECTRONIC TECHNICIAN
Sekai Electronics Inc.
La Mirada, California
01.1996 - 01.2007
- Utilized a variety of power tools, test, and other equipment to effectively solve problems, qualify products, and locate circuit/component faults
- Decreased the average time to resolve emerging issues
- Thoroughly analyzed production drawings, interpreted schematics, and followed detailed work instructions to accurately and completely assemble products
- Partnered and strategized with Design Engineers in the construction of fixtures, completion of laboratory experiments, and documentation of results that drove critical decision-making processes
- Re-built and repaired printed circuit boards, prototyped circuits, and reworked soldering on various circuit boards and other components
- Completed robust inspections and diagnostic procedures that proactively identified problems and the optimized resolution for each emerging issue
- Assembled and deployed experimental circuitry or models that followed engineering instructions, technical manuals, and prior knowledge of electronics systems/components.
Education
Associate of Arts - Electronics Technology
Cerritos Community College
California State University
Skills
- Manufacturing Excellence
- Strategic Planning & Execution
- Resource Allocation
- Production Planning & Scheduling
- Agile & Scrum Methodologies
- Training & Mentorship
- Project Management
- Quality Control
- Motivational Team Leadership
Websites
Timeline
ELECTRONICS MANUFACTURING MANAGER
RLH Industries Inc.
01.2022 - Current
SENIOR MANUFACTURING ENGINEER
Rivian Automotive Inc.
01.2021 - 01.2022
MANUFACTURING ENGINEER
Sekai Electronics Inc.
01.2019 - 01.2020
PRODUCTION MANAGER
Sekai Electronics Inc.
01.2007 - 01.2019
SENIOR ELECTRONIC TECHNICIAN
Sekai Electronics Inc.
01.1996 - 01.2007
Associate of Arts - Electronics Technology
Cerritos Community College
California State University
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