Lead CNC Machine Tool Commissioning Technician

Lagun Precision Engineering; Schaumburg (IL); On-site; USD 100,000 - 130,000; Full time

Job summary

Lagun Precision Engineering in Harbor City, CA is seeking a Lead CNC Machine Tool Commissioning Technician to own multi-day installations from touchdown to customer acceptance.

You will lead startups of CNC mills, lathes and machining centers, diagnose mechanical and electrical faults, train operators, and maintain detailed service notes while traveling up to 50% to customer sites.

Qualifications

• Extensive hands-on experience installing and commissioning large CNC machine tools.
• Proficient with machining centers or lathes and controls (Fanuc, Heidenhain, Siemens or equivalents).
• Strong mechanical and electrical troubleshooting up to 480V; valid driver's license and willingness to travel.

Responsibilities

• Lead multi-day installs and startup of CNC mills, lathes, and machining centers.
• Coordinate rigging, leveling, and calibration to ensure machine accuracy.
• Configure CNC controls, diagnose mechanical/electrical faults, and verify performance tests.
• Train customer operators on startup, safety, and routine maintenance.

Skills

CNC commissioning

On-site installation

Electrical troubleshooting

Mechanical aptitude

Customer training

Tools

Fanuc controls

Mazak

Okuma

Siemens PLC

Job description

Lead CNC Machine Tool Commissioning TechnicianLocation: Harbor City, CATravel: Up to 50%, including week-long customer-site installationsCompensation: $100,000–$130,000 annuallyA day in the fieldYou arrive at a customer’s plant to find a brand-new horizontal machining center waiting on the floor. By mid-morning you’ve coordinated with riggers to position the machine. After lunch you’re on the bed with levels and indicators, dialing in geometry, then stepping through control parameters to bring servos, spindles, and subsystems to life. By day’s end, you’ve documented your progress and coached the customer’s operators on safe startup and basic care. This is the rhythm of your week—owning complex CNC installations from touchdown to customer acceptance.The impact you’ll makeLead multi-day installs and startup of large CNC mills, lathes, and machining centers after onboarding to Lagun-specific products and processes.Plan and coordinate rigging and placement; execute precision leveling, alignment, geometry verification, and calibration.Configure, troubleshoot, and optimize CNC controls and subsystems including servos, spindles, hydraulics, pneumatics, and lubrication systems.Diagnose and resolve mechanical and electrical issues (up to 480V) as well as hydraulic and pneumatic faults.Interpret electrical schematics, mechanical prints, and technical manuals to drive swift root-cause resolution.Run accuracy, performance, and acceptance tests prior to sign-off.Train operators on safety practices and routine maintenance.Maintain detailed service notes, repair records, parts usage, and recommendations.Travel to customer sites—often for a full week—to deliver professional, on-site support.What you bringDocumented success independently installing and commissioning large CNC machine tools.Hands-on experience with machining centers, mills, or lathes and controls such as Fanuc, Heidenhain, Fagor, Siemens (or comparable).Expert mechanical aptitude: alignment, bearings, ball screws, spindle assemblies, and lubrication systems.Electrical troubleshooting competency up to 480V.Proficiency with precision measurement and calibration tools (indicators, levels, lasers, etc.).Working knowledge of hydraulics, pneumatics, servo systems, and PLC-driven equipment.Clear, confident customer communication and the independence to own work at client sites.Valid driver’s license; willingness to travel up to 50%.Ability to lift up to 50 pounds and operate safely in manufacturing environments.Senior-level readiness—this is not an entry-level assignment.BenefitsHealth insurance401(k) with company matchPaid vacation and holidaysCompany-provided tools and equipmentOpportunities for career growthCore proficienciesHeavy Equipment RepairMechanical Troubleshooting SkillsElectrical InstallationElectrical TroubleshootingElectrical RepairMaintenance and Repair SkillsField Service ReadinessElectrical Schematic ReadingEquipment Repair & MaintenanceEquipment InstallationMachines and technologies you’ll work withCNC Mill (3–4 axis VMC) (Fanuc, Mazak, ProtoTRAK, Okuma, Doosan, Makino, Dmg Mori Seiki)CNC Mill (5+ axis VMC) (Fanuc, Mazak, Okuma, Kitamura, Matsuura, Mikron, Dmg Mori Seiki, Hwachon)Universal Machining Center (3–4 axis) (Okuma, Toshiba, Dmg Mori Seiki)Universal Machining Center (5 axis UMC) (Okuma, Matsuura, Dmg Mori Seiki)Horizontal Machining Center (3–4 axis) (Okuma, Doosan, Makino, Toyoda, Niigata, Dmg Mori Seiki)Horizontal Machining Center (5+ axis) (Mazak, Okuma, Toyoda)CNC Lathe (2–4 axis) (Mazak, Okuma, Doosan, Takisawa, Dmg Mori Seiki, Murata, Nakamura, Hyundai - Wia, Hwachon)CNC Lathe (5+ axis) (Mazak, Okuma, Doosan, Miyano, Dmg Mori Seiki, Nakamura, Hwachon)Vertical Lathe (Okuma, Toshiba, Toyoda, Hwacheon)Manual Lathe; Engine Lathe (Hardinge, Milltronics, Colchester, Southbend, Clausing)Manual Vertical Mill (Bridgeport, ProtoTRAK, Sharp, Clausing, Tormach, Lagun)Boring Mill (Doosan, Hurco, Toshiba, Gidding & Lew, Kuraki, Union)CNC GrinderCNC Automation Solutions (Fanuc, Mazak, Siemens, Okuma, Makino, Dmg Mori Seiki)Programmable Logic Controller (PLC) (Fanuc, Siemens)Variable Frequency Drives (VFD)Servo Motors