Doco Engineering Inc

🔎At a Glance

Company Name: Doco Engineering Inc.
Location: Red Bluff, California
Shop Type: Hybrid — Automation OEM + CNC Machine Shop
Industries Served: Industrial Automation, Custom Machinery, Manufacturing Systems
Typical Work: High-mix prototypes → production, custom builds, one-off components
Machining Capabilities: CNC Milling & Turning (3-axis + multi-axis applications)
Materials: Aluminum, Mild Steel, Alloy Steel, Stainless Steel, Specialty Materials
Certifications: Xometry “Excellence in Manufacturing” — 100% Accuracy & On-Time Delivery
Shift Environment: Primarily Day Shift

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About Doco Engineering Inc.

Doco Engineering Inc. is a custom automation and precision machining company located in Red Bluff, California, supporting customers that require reliable, high-performance equipment and components.

Led by founder and primary engineer Doug Pientak, who brings over 25 years of experience across electrical, mechanical, and PLC engineering, the company delivers integrated solutions from concept through manufacturing.

Doco’s strength lies in combining deep engineering capability with hands-on CNC manufacturing. Doug’s background in Assembly Language, C programming, and advanced control systems enables the team to evaluate projects from every angle — ensuring smarter designs, efficient production, and long-term reliability.

The result is high-quality custom automation systems and precision components built to demanding standards for performance and durability.

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The Work You’ll Be Doing

Machinists at Doco Engineering work on:

Part Types: Components for automated machinery, custom equipment parts, precision mechanical assemblies
Production Style: High-mix, project-based work with both prototypes and repeat production
Typical Tolerances: Precision tolerances appropriate for automation equipment manufacturing
Programming & Setup: Fusion 360 programming with hands-on setup and machining
Materials Machined: Aluminum, steels, stainless, and materials commonly used in machine building

This is not a button-pushing production shop — machinists are directly involved in building complex, functional equipment.

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Machining Capabilities

• CNC Milling (3-axis and multi-axis applications)
• CNC Turning
• Prototype & Production Machining
• Custom Machine Components
• Build-to-Print Manufacturing

CNC Equipment

CNC Mills

• Haas Vertical Machining Centers with WPS probing systems

CNC Lathes

• Haas CNC Turning Centers

These probing systems reduce setup time and improve accuracy, allowing efficient production of both small batches and complex one-off parts.

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Software & Programming

CAM Software: Autodesk Fusion 360
CAD Software: Fusion 360 and related engineering tools
Inspection Systems: Standard precision measurement equipment

Most machining work involves 2.5D programming on dynamic parts used in automation builds.

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Quality, Inspection & Recognition

Doco Engineering maintains strong quality standards supported by disciplined machining practices and engineering oversight.

Recognition:
🏆 Xometry “Excellence in Manufacturing” Award
— 100% Accuracy
— 100% On-Time Delivery

This reflects the company’s commitment to precision, consistency, and reliability.

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Why Machinists Choose to Work at Doco Engineering

Machinists here value:

• Hands-on work building real machines and equipment
• High-variety projects — not repetitive production only
• Mentorship from an experienced Master Machinist
• A collaborative, family-style team environment
• Clean, organized shop with modern Haas equipment
• Competitive pay for a lower cost-of-living Northern California area
• Opportunities to grow into programming and advanced machining roles

As founder Doug Pientak says:

“If it’s worth doing, it’s worth doing right.”

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Location Advantage — Red Bluff, California

Red Bluff offers a rare combination of affordability and access to Northern California industry. For machinists seeking career growth without big-city costs, it provides excellent quality of life, outdoor recreation, and a tight-knit community environment.

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Open CNC Machinist Jobs

Doco Engineering Inc. is currently hiring for:

• CNC Programmer / Operator — Fusion 360 & Haas

👉 View current CNC machining jobs at Doco Engineering Inc. on hireCNC