Senior CNC OD/ID Grinder — Lead & Mentor

Primetals Technologies USA, LLC; South Sutton (MA); On-site; USD 77,653,000 - 116,479,000; Full time

Benefits offered by this job

401(k) match

Health, dental, and vision insurance

Life and disability insurance

Paid time off

Tuition reimbursement

Job summary

Primetals Technologies USA, LLC in Sutton, MA is seeking a senior Grinding Machinist. You will independently set up and run CNC OD/ID cylindrical grinders producing high-precision components for production equipment.

This role requires substantial experience, advanced GD&T interpretation, and leadership to mentor others. The position offers multiple shifts, a clear path toward leadership roles, and a comprehensive benefits package including health, dental, vision, 401(k) match, and tuition

Qualifications

• 5+ years of grinding machining experience, including CNC OD/ID cylindrical grinding.
• Advanced understanding of grinding principles, materials and process dynamics.
• Ability to interpret complex blueprints and GD&T with multiple datums.
• High competency with precision measurement instruments.
• Demonstrated initiative, problem-solving ability, and technical leadership.

Responsibilities

• Independently set up, load and verify programs and run multi-diameter CNC cylindrical grinders.
• Perform complex grinding operations including finishing and polishing.
• Set up and use workholding for complex geometries (centers, chucks, rests).
• Monitor and verify Ra using profilometers.
• Select, mount and balance grinding wheels; perform wheel dressing and truing.
• Develop, modify and optimize CNC programs with geometry/offset adjustments.
• Interpret blueprints and GD&T and perform in-process and final inspections.
• Train and mentor other operators; drive lean improvements (SMED, 5S, VSM).

Skills

CNC grinding

CNC OD/ID

Blueprints & GD&T interpretation

Precision measurement

Mentoring/training

Tools

Fanuc control

OEM programming software

Profilometer

Grinding wheel balancing

Job description

Primetals Technologies USA, LLC in Sutton, MA is seeking a senior Grinding Machinist. You will independently set up and run CNC OD/ID cylindrical grinders producing high-precision components for production equipment.

This role requires substantial experience, advanced GD&T interpretation, and leadership to mentor others. The position offers multiple shifts, a clear path toward leadership roles, and a comprehensive benefits package including health, dental, vision, 401(k) match, and tuition