Sanmina Corporation (Nasdaq: SANM) is a leading integrated manufacturing solutions provider serving the fastest growing segments of the global Electronics Manufacturing Services (EMS) market. Recognized as a technology leader, Sanmina Corporation provides end-to-end manufacturing solutions, delivering superior quality and support to Original Equipment Manufacturers (OEMs) primarily in the communications networks, defense and aerospace, industrial and semiconductor systems, medical, multimedia, computing and storage, automotive and clean technology sectors. Sanmina Corporation has facilities strategically located in key regions throughout the world.
Low Voltage Winding Lead Technician
Position Summary
The Lead Low Voltage Winding Technician is responsible for setting up, operating, and supporting the commissioning of low voltage winding equipment used in the manufacture of medium- and high-voltage power transformers. This role requires strong technical competence, process discipline, and quality ownership to ensure conductor placement, insulation application, winding dimensions, and overall build quality meet engineering specifications and work instructions.
This position is intended for experienced manufacturing personnel who will serve as part of the seed team during facility ramp-up, supporting equipment startup, Technician training, process stabilization, and production readiness.
Low Voltage Winding & Equipment Operation
- Set up and operate low voltage winding machines in accordance with work instructions and engineering requirements
- Wind conductors to required dimensions, turn counts, and build specifications
- Monitor machine performance and make adjustments to maintain winding quality, repeatability, and process stability
- Support equipment startup, qualification, and commissioning activities during ramp-up
- Assist in developing standard work and best practices for low voltage winding operations
Insulation Application
- Apply, position, and verify insulation materials in accordance with engineering drawings, work instructions, and winding specifications
- Ensure insulation placement is consistent with required build sequence, dimensional requirements, and workmanship standards
- Inspect insulation materials for condition, fit, and conformance prior to and during winding
Quality Control & Inspection
- Inspect conductors, insulation materials, and winding components prior to use
- Verify winding dimensions, conductor placement, layer alignment, and overall build quality during and after winding
- Perform in-line dimensional inspection using standard metrology tools to verify winding dimensions, conductor placement, layer alignment, and conformance to specifications
- Perform required in-line electrical conformance checks using standard electrical test equipment and document results in accordance with work instructions
- Identify defects such as conductor damage, misalignment, insulation irregularities, or dimensional non-conformance and take corrective action
- Accurately log production data, material traceability, and quality yields into the ERP or production tracking system
- Identify recurring quality issues and support corrective actions to improve consistency and reduce rework
Material Handling
- Safely handle conductors, insulation materials, tooling, and wound components using appropriate lifting or handling equipment
- Stage materials to support efficient workflow while maintaining organization and traceability
Equipment Care & Workplace Standards
- Perform routine equipment checks, daily safety inspections, and basic preventive maintenance
- Support troubleshooting of equipment and process issues in coordination with maintenance, engineering, and supervision as needed
- Maintain a clean and organized work area in accordance with company standards
Training & Team Support
- Support training and qualification of new Technicians during factory ramp-up
- Share process knowledge, equipment best practices, and quality expectations with team members
- Assist supervisors in identifying process gaps, training needs, and improvement opportunities
Required Qualifications
Education:
- High School Diploma or GED required
Experience:
- 5+ years of experience in a manufacturing or industrial environment
- 3+ years of experience operating winding equipment or working in a precision manufacturing environment
- Prior experience in transformer manufacturing, motor manufacturing, coil winding, or similar electrical equipment manufacturing preferred
Skills:
- Ability to read and interpret technical drawings, work instructions, and production specifications
- Proficiency with measurement tools such as calipers, rulers, gauges, and related inspection tools
- Strong mechanical aptitude and attention to detail
- Demonstrated ability to identify, troubleshoot, and respond to process or quality issues
- Ability to support setup, startup, and training activities in a manufacturing environment
Safety & Certifications
- Experience with lifting devices, hoists, or overhead cranes preferred
- Ability to follow all workplace safety requirements and reinforce safe work practices with others
Preferred Qualifications
- Associate degree (AAS) in Electrical Technology, Mechanical Technology, Mechatronics, or related field strongly preferred
- Experience in transformer manufacturing, motor manufacturing, coil winding, or similar electrical equipment manufacturing
- Experience applying insulation materials in a precision manufacturing environment
- Experience supporting equipment commissioning, process improvements, or Technician training
- Experience in welding copper foil is a plus.
- Demonstrated ability to lead by example in quality, safety, and execution
Additional Requirements
- Ability and willingness to travel Internationally for training, equipment commissioning, or support activities, including extended travel during initial facility ramp-up
- Must be legally authorized to work in the United States
- Ability to meet the physical requirements of the role as outlined below
Physical Requirements
- Ability to stand for extended periods during the work shift
- Ability to lift, carry, and move materials weighing up to 50 lbs, with or without assistance
- Ability to perform repetitive tasks involving hand and arm motion
- Ability to bend, reach, and work in a manufacturing environment around moving equipment
- Ability to safely work in an industrial environment using required personal protective equipment (PPE)
Work Environment
- Industrial manufacturing environment
- Exposure to moving equipment, conductors, insulation materials, and heavy components
- Requires standing, lifting, and repetitive winding-related tasks
This position deals with ITAR facilities and applicants must be a US Citizen or a lawful permanent resident.
Sanmina is an Equal Opportunity Employer - M/F/Veteran/Disability/Sexual Orientation/Gender Identity.