Principal Manufacturing Engineer - CNC - Long Island

High-impact technical leadership.

Security of defense-backed contracts with a forward-thinking approach.

About Our Client

My client is a trusted supplier of mission-critical components for the aerospace and defense industry, known for producing ultra-precise, complex parts that meet rigorous industry standards. With a legacy of quality and innovation, the company continues to invest in advanced manufacturing and technical leadership to support high-growth programs.

Job Description

Drive the development and optimization of machining strategies for tight-tolerance, multi-operation components

Serve as SME for tooling, fixturing, machining methods, and process control

Lead DFM/DFX reviews with design engineering and customers for new product introduction

Troubleshoot complex machining and production issues, providing hands-on support as needed

Implement best practices for cycle time reduction, cost savings, and first-pass yield improvements

Provide mentorship and guidance to less experienced engineers and programmers

Evaluate and integrate new technologies, equipment, and tooling innovations

Ensure all processes align with industry regulations (AS9100, ITAR, etc.) and internal quality systems

MPI does not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity or expression, national origin, age, disability, veteran status, marital status, or based on an individual's status in any group or class protected by applicable federal, state or local law. MPI encourages applications from minorities, women, the disabled, protected veterans and all other qualified applicants.

The Successful Applicant

Bachelor's degree in Mechanical, Manufacturing, or Industrial Engineering; advanced degree a plus

7+ years of CNC manufacturing or process engineering experience in a precision machining environment

Expertise in high-complexity part geometries, multi-axis machining, and high-mix/low-volume production

Strong command of GD&T, blueprint interpretation, and aerospace compliance standards

Proficiency with CAM platforms such as Mastercam, NX, or similar

Proven success in technical leadership, process optimization, and mentoring

What's on Offer

Strategic role with high visibility and technical ownership across programs

Opportunity to mentor junior engineers and guide complex process development

Access to state-of-the-art CNC equipment and a seasoned operations team

Competitive compensation, full benefits, and long-term growth potential within a secure industry

Contact

Grace Mcgrady

Quote job ref

JN-