Precision CNC Programmer​/Machinist

Job Summary

Corning is seeking an experienced Precision CNC Programmer / Machinist to support the production of high‑precision injection mold and automation components within the Optical Communications segment. The role combines advanced CNC programming with hands‑on machining in a fast‑paced, precision‑focused environment.

• Program, set up, and optimize 3‑axis and 5‑axis CNC milling operations.
• Create and refine toolpaths using Mastercam or similar CAM software.
• Machine and inspect precision components to tolerances as tight as ±0.0001".
• Prove out programs, troubleshoot machining issues, and improve setup and cycle times.
• Collaborate with toolmakers, machinists, and engineers to support tooling and automation projects.
• Maintain documentation, machining standards, and process consistency.

• High school diploma or GED required; trade school or advanced manufacturing education preferred.
• 5+ years of CNC programming experience, including 3‑axis and 5‑axis machining.
• 5+ years of experience in a toolroom, mold shop, or precision machining environment.
• Proven experience machining tight‑tolerance components to ±0.0001".
• Advanced proficiency with Mastercam or equivalent CAM software.
• Strong understanding of GD&T, fixturing, tooling, and close‑tolerance machining.
• Experience with injection mold tooling or precision automation components preferred.
• Strong troubleshooting, communication, and organizational skills.
• Fluent in spoken and written English.

• Experience machining injection mold components (cores, cavities, inserts, slides, lifters).
• Experience producing precision automation or mechatronic components.
• Knowledge of common mold materials (P20, H13, S7, stainless, beryllium copper, hardened steels).
• Experience with palletized work holding systems such as Erowa or 3R.
• Solid Works, Creo, or NX CAD experience.

• Monday – Friday, 8:00 a.m. – 4:00 p.m.
• Overtime as needed; some flexibility available.
• Ability to lift up to 40 lbs and stand for extended periods.
• Regular exposure to standard toolroom conditions; PPE required.

Range: $69,702.00 – $95,841.00 (full‑time). Starting pay depends on location, market, experience, training, and education.

• Company‑wide bonuses and long‑term incentives.
• 100% company‑paid pension with fixed contributions and matching 401(k) contributions.
• Health, dental, vision, and other medical benefits.
• Paid parental leave, family building support, fitness benefits, and other wellness programs.
• Life insurance, disability, disease management programs, paid time off, and an Employee Assistance Program.
• Recognition program to celebrate and reward exceptional contributions.

We prohibit discrimination on the basis of race, color, gender, age, religion, national origin, sexual orientation, gender identity or expression, disability, veteran status, or any other legally protected status. Corning is committed to providing equal employment opportunities and considers requests for reasonable accommodations in accordance with applicable laws.

Individuals with disabilities or sincerely held religious beliefs may request reasonable accommodations. Please contact  for assistance.