Joshua Diaz
Moorpark,CA
Summary
An accomplished manager with extensive experience in manufacturing and machining, specializing in optimizing production workflows and driving operational efficiency. Demonstrates a strong ability to lead teams, implement process improvements, and achieve significant increases in productivity. Passionate about advancing the manufacturing industry by challenging traditional methods and implementing innovative solutions that promote sustainable growth. Committed to cultivating a culture of continuous improvement and operational excellence to meet evolving industry demands.
Overview
2026
2026
years of professional experience
Work History
Machine Shop Manager
Parker Hannifin Corp.
02.2024 - Current
- Oversee day-to-day operations in a high-mix, low-volume machine shop, ensuring efficient workflow, optimized resource allocation, and consistent delivery of high-quality products.
- Manage a team of 35 employees across multiple shifts, providing hands-on leadership, training, and conflict resolution to drive accountability, engagement, and performance.
- Increased machine shop capacity by 30% within the first year and eliminated production backlog in under two weeks through targeted process improvements and team alignment.
- Successfully developed and executed a long-term machining strategy by procuring the appropriate high-performance machining assets, aligning production capabilities with current demand while establishing a scalable foundation for future growth and diversification.
- Improve production workflows by implementing lean manufacturing practices and continuous process improvements, resulting in increased throughput and reduced downtime.
- Coordinate with cross-functional teams—including engineering, quality, and supply chain—to align production schedules with client deadlines while maintaining compliance with safety and quality standards.
- Monitor inventory levels and work closely with procurement to ensure timely availability of materials, avoiding production delays and maintaining optimal stock levels.
- Enforce stringent quality control procedures and lead root cause investigations, ensuring all products meet customer specifications and industry compliance requirements.
Area Manager
Avibank Mfg., Inc.
09.2022 - 02.2024
- Directed a $60M annual operation, managing a team of 45 employees across two shifts, overseeing both the CNC mill and EDM departments in a fast-paced, multi-product manufacturing environment.
- Monitored and acted on key operational metrics—including Throughput (TOC), variable costs, and ESH (Environmental, Safety & Health) targets—on a daily, weekly, and monthly basis.
- Ensured timely fulfillment of daily shipping goals across multiple product lines, balancing output demands with quality and customer requirements.
- Led the integration of multiple large-scale automation machining cell projects, driving significant improvements in efficiency, and achieving $4M in annual cost savings through automation, equipment upgrades, and process optimization.
- Collaborated weekly with tooling vendors to identify and implement continuous improvement initiatives that reduced operational costs and extended tool life.
- Worked cross-functionally with engineering, quality, sales, and procurement teams to drive strategic initiatives and resolve complex production challenges.
Department Supervisor
Avibank Mfg., Inc.
08.2021 - 09.2023
- Consistently achieved daily KPI targets across all departments, ensuring alignment with customer demand, production efficiency, and on-time delivery performance.
- Reduced cost per throughput unit from $26.72 to $22.89, realizing $155K in annual savings through targeted process improvements, waste reduction, and operational streamlining.
- Deployed lean manufacturing methodologies—including 6S principles, optimized process flow, and visual management systems—to drive continuous improvement and workplace efficiency.
- Integrated Fanuc robotic automation into hot heading operations, enabling unattended machine cycles, increasing uptime, and improving overall labor utilization.
- Led a Fastener First Pass Yield improvement initiative, significantly reducing quality issues through root cause analysis, process control enhancements, and tighter inspection protocols.
- Mentored and developed six frontline leaders with diverse technical backgrounds, strengthening team capability and succession readiness across key operational areas.
Department Lead
Avibank Mfg., Inc.
05.2020 - 08.2021
- Led a team of 18 employees across two departments, ensuring accountability, safety, and operational efficiency.
- Scheduled and prioritized daily workflows to maximize labor and machine utilization, while proactively identifying and reporting capacity constraints.
- Collected data on parts with burr issues and performed Pareto analysis to identify the highest-running parts, addressing burr removal directly on the machine before they reached the deburring department.
- Eliminated manual overprocessing in the deburr department by introducing tumbling machines, resulting in $129K in annual labor cost savings and improved process consistency.
Machinist level 4
Avibank Mfg., Inc.
07.2018 - 05.2020
- Led a $5M capital project for the installation of a CNC horizontal cell with a linear pallet pull system, ensuring seamless integration and project execution.
- Oversaw production prove-outs for the cell, eliminating setup times and reducing cycle times, resulting in a 70% increase in departmental productivity.
- Achieved 92% cell utilization on a 7-day, 24-hour schedule, maximizing unattended machining time and enhancing operational efficiency.
- Collaborated with tooling manufacturers to develop custom-grade end mills, improving tool life by 123% and delivering annual savings of $89K.
- Standardized production workholding and program setups to optimize machine utilization, further improving throughput and reducing downtime.
- Led cross-training initiatives for employees on automation equipment, enhancing team capability and flexibility for automated operations.
CNC Mill Operator
S&H Machine
- Operated 3- and 4-axis vertical CNC mills, executing machining operations across a variety of materials, ensuring high-quality standards and tight tolerances.
- Set up and calibrated CNC machines, selecting appropriate tooling and fixtures to optimize production efficiency and minimize downtime.
- Conducted test runs and actively monitored machine performance to identify and resolve malfunctions or deviations, adjusting machine settings to maintain quality and meet exact specifications.
- Interpreted complex blueprints and geometric dimensioning and tolerancing (GD&T), translating design intent into flawless, high-accuracy components.
- Utilized advanced inspection tools to verify part conformity, consistently meeting or exceeding tolerance requirements and quality standards.
- Developed expertise in multi-axis machining, continually optimizing workflows to enhance throughput and operational efficiency.
CNC Mill Operator
Air Flow Research
02.2016 - 02.2018
- Operated 5-axis CNC machines to port cylinder heads for high-performance engine components, ensuring precise machining and high-quality results.
- Set up tools and fixtures, optimizing machine operations to achieve efficient workflows and consistent part accuracy.
- Maintained steady production rates, ensuring timely completion of high-performance parts while adhering to work standards and quality requirements.
Education
Business Leadership Major
University Of Arizona
11.2025
Skills
- Extensive knowledge of manufacturing and production operations across a range of processes
- Extensive experience in CNC milling and turning, including advanced setup and operation of 3-, 4-, and 5-axis machines, as well as proficiency in EDM Wire and Sinker processes
- Strong background in Lean manufacturing with a focus on waste elimination and process optimization
- Experienced in automation and robotic system integration to streamline production workflows
- Comprehensive understanding of CAD/CAM systems specific to CNC machining applications
- Skilled in monitoring and analyzing KPIs related to safety, quality, and cost performance
- Proven success in leading capital improvement and cost-reduction initiatives that boost efficiency and output
- Proficient with the following brands: Okuma, Mazak, Makino, Haas, Doosan, DMG Mori, Erowa, Mitsubishi, HB, Fanuc
Timeline
Machine Shop Manager
Parker Hannifin Corp.
02.2024 - Current
Area Manager
Avibank Mfg., Inc.
09.2022 - 02.2024
Department Supervisor
Avibank Mfg., Inc.
08.2021 - 09.2023
Department Lead
Avibank Mfg., Inc.
05.2020 - 08.2021
Machinist level 4
Avibank Mfg., Inc.
07.2018 - 05.2020
CNC Mill Operator
Air Flow Research
02.2016 - 02.2018
CNC Mill Operator
S&H Machine
Business Leadership Major
University Of Arizona
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