Principal CNC Installation & Controls Service Specialist

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

Job summary

Lagun Precision Engineering is seeking a Senior Principal CNC Installation & Controls Service Specialist in Harbor City, CA. You’ll own the toughest installs, commissioning large CNC mills, lathes, and machining centers, ensuring axis, spindle, and subsystems perform to spec.

You’ll lead on-site and in-house support, read electrical schematics, and train operators. This role requires travel up to 50% and a safety-focused mindset.

Qualifications

• Experience installing and commissioning large CNC machine tools.
• Experience with mills or lathes.
• Ability to read electrical schematics and mechanical drawings.
• Able to travel up to 50% with valid driver’s license.
• Senior-level professional ready to lead.

Responsibilities

• Lead end-to-end installations and commissioning of large CNC equipment.
• Coordinate rigging, placement, alignment, and calibration.
• Set up CNC controls and fine-tune motion systems; troubleshoot servos, spindles, hydraulics, pneumatics, and lubrication.
• Diagnose mechanical and electrical faults (up to 480V).
• Provide on-site and in-house support; train operators and maintenance staff.
• Document all service actions, parts usage, and recommendations.

Skills

CNC installation

on-site commissioning

customer communication

electrical troubleshooting

hydraulics & pneumatics

safety compliance

Tools

Fanuc

Heidenhain

Siemens

Mazak

Okuma

ProtoTRAK

Job description

Principal CNC Installation & Controls Service SpecialistLocation: Harbor City, CATravel: Up to 50% with periodic week-long assignments at customer sitesCompensation: $100,000–$130,000 annuallyWhy this roleOwn the toughest installs. After you master Lagun’s product line and procedures, you’ll take point on commissioning large CNC mills, lathes, and machining centers, ensuring every axis, spindle, and subsystem performs to spec. You’ll be the expert customers count on for on-site and in-house support.What you’ll doRun end-to-end installations and commissioning for large CNC equipment.Coordinate rigging, placement, and anchoring; perform leveling, alignment, geometric checks, and full calibration.Set up and fine-tune CNC controls and motion systems; troubleshoot servos, spindles, hydraulics, pneumatics, and lubrication.Diagnose and repair mechanical and electrical faults (to 480V), plus hydraulic and pneumatic issues.Read and apply electrical schematics, mechanical drawings, and technical documentation.Execute accuracy and performance validation prior to customer acceptance.Deliver safety-focused operator training and basic maintenance instruction.Document all service actions, repairs, parts usage, and recommendations.Provide professional on-site support during multi-day trips (often a full week) and ongoing in-house assistance.What you’ll bringProven background independently installing and commissioning large CNC machine tools.Experience with machining centers, mills, or lathes; familiarity with Fanuc, Heidenhain, Fagor, Siemens, or similar controls.Advanced mechanical know-how: bearings, ball screws, alignment, spindles, lubrication systems.Electrical troubleshooting skill up to 480V.Precision measurement and calibration using indicators, levels, lasers, or comparable instruments.Working knowledge of hydraulics, pneumatics, servo systems, and PLC-controlled equipment.Excellent customer communication; self-directed and effective at client sites.Valid driver’s license; able to travel up to 50%.Capable of lifting 50 pounds; committed to safe work practices in industrial settings.Senior-level professional ready to lead—this is not an entry-level role.Benefits & growthHealth insurance401(k) with company matchPaid vacation and holidaysAll necessary tools and equipment providedClear pathways for advancementWhere you’ll shineHeavy Equipment RepairMechanical Troubleshooting SkillsElectrical InstallationElectrical TroubleshootingElectrical RepairMaintenance and Repair SkillsField Service ReadinessElectrical Schematic ReadingEquipment Repair & MaintenanceEquipment InstallationTechnologies and platformsCNC Automation Solutions (Fanuc, Mazak, Siemens, Okuma, Makino, Dmg Mori Seiki)CNC 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)Horizontal Machining Center (3–4 axis) (Okuma, Doosan, Makino, Toyoda, Niigata, Dmg Mori Seiki)Horizontal Machining Center (5+ axis) (Mazak, Okuma, Toyoda)Universal Machining Center (3–4 axis) (Okuma, Toshiba, Dmg Mori Seiki)Universal Machining Center (5 axis UMC) (Okuma, Matsuura, Dmg Mori Seiki)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 GrinderProgrammable Logic Controller (PLC) (Fanuc, Siemens)Variable Frequency Drives (VFD)Servo Motors