Manufacturing Supervisor – Assembly

GrowTech Industries, LLC•Goodyear, AZ

About The Position

GTI Energy operates in a contract manufacturing environment focused on industrial manufacturing of complex modular systems. Our work includes system integration of mechanical, electrical, and structural components into fully assembled products. We operate in a high-mix, engineered-to-order production environment where Lean Manufacturing, Continuous Improvement, and operational discipline drive performance. GTI Energy is seeking a Manufacturing Supervisor to lead production and assembly operations on 2nd shift. The Manufacturing Supervisor will oversee electro-mechanical assembly, system integration, and production execution in a fast-paced industrial manufacturing environment. This Manufacturing Supervisor role is responsible for driving throughput, quality, safety, and on-time delivery while leading teams in a contract manufacturing environment.

Requirements

3–7 years of experience as a Manufacturing Supervisor, Production Supervisor, or Assembly Supervisor
Experience in contract manufacturing or industrial manufacturing environments
Strong background in electro-mechanical assembly and system integration
Experience with Lean Manufacturing, Continuous Improvement, and Root Cause Analysis
Ability to read mechanical drawings, electrical schematics, and BOM structures

Nice To Haves

Background in fabrication, mechanical, or industrial engineering environments
Experience with welding, welding robots, or mid-production automation
Certified welder or electrician strongly preferred
Experience with Six Sigma, 5S, Kaizen, and structured problem-solving methodologies

Responsibilities

Lead daily operations as a Manufacturing Supervisor overseeing mechanical assembly, electrical assembly, and system integration
Supervise teams building complex assemblies using mechanical drawings, wiring diagrams, and Bill of Materials (BOM)
Ensure production aligns with on-time delivery and on-time release targets
Manage production flow in a high-mix, contract manufacturing environment
Drive Lean Manufacturing initiatives including 5S, Kaizen, and Continuous Improvement programs
Apply Six Sigma principles and structured problem solving including 5 Whys and Fishbone analysis
Lead Root Cause Analysis for production issues, defects, and downtime
Improve throughput, cycle time, and production efficiency
Ensure compliance with ISO9001 quality standards and internal quality systems
Monitor KPIs including throughput, on-time delivery, inventory turns, and defect rates
Enforce safety standards and track safety performance metrics
Maintain high standards for in-process inspection and quality control
Partner with Engineering to resolve production issues and system integration challenges
Work with Supply Chain to ensure material availability and BOM accuracy
Support training and development of production teams