General Dynamics Ordnance & Tactical Systems

Senior Principal Manufacturing Engineer

Job Locations US-ME-Saco
Requisition ID
Position Type
Full Time


GD-OTS is the leading manufacturer of weapons systems used by every branch of the military on helicopters, airplanes, and battleships. GD-OTS specializes in the design of Gatling gun systems, turreted systems, electro-optical fire controls, and several other distinguished product lines. This position will have hands on experience with supporting programs that directly support the US war-fighter. Major responsibilities of this role are the programming and troubleshooting of a production part from print, program, proof out and development of the supporting process documentation.


Major Position Responsibilities

CNC programming of mult-axis vertical/horizontal milling machines, lathes and a variety of other manufacturing equipment utilizing Siemens NX Cam and Solid Modeling Software to create, set up and prove-out manufacturing processes for various assigned components.


Develop tooling and inspection strategies based on Geometric Dimensioning and Tolerances (GD&T) requirements to ensure compliance to drawing requirements.


Facilitate the evaluation, development and prove out of new technologies, methods, processes, equipment, tooling and fixtures in a turnkey project environment.


Perform Ergonomic and Job Hazard Assessments to ensure that existing and proposed new production processes do not put our employees at risk of injury.


Create manufacturing instructions, routers and bills of material.                                           


Effectively work with the Project Engineer, suppliers and other subject matter experts to determine optimum methods and processes for manufacturing components and systems. 


Evaluate life cycle cost including diminishing resource impact over product life cycle.


Develop transition to production plan(s) and determine full-rate tooling and equipment needs.


Participate as a design team member to manage and improve design-to-build lead times, reduce costs and oversee manufacturing process design evolution.


For our supply base, provide input to activities such as supplier evaluation, source selection, request for proposal submittal reviews, best value determination and supplier capacity analysis.


Provide technical expertise as needed/requested in the areas of manufacturing, test, failure analysis and part selection, including supplier manufacturing capabilities and capacity.                                                                                              


Review drawing changes and contract modifications to determine and address the impact to the manufacturing process.                                                                                                 


Solve manufacturing problems and troubleshoot production processes by performing root cause analysis for problem operations.


Disposition non-conforming material and implement corrective and preventive actions.


Develop special work instructions and/or rework or repair instructions as needed.


Develop project charters and project plans, schedules and resource budgets for projects and initiatives.


Interface with upper management, customers and suppliers presenting the technical aspects associated with manufacturing processes, root cause analysis and metrics.


Participate in continuous improvement initiatives (including Lean Manufacturing, Six Sigma, Kaizen events, 5Ss, Kanbans and QCO (Quick Change over) teams, Design for Manufacture, quality and cost reduction initiatives).


Work closely with production operators and technicians and suppliers to reduce waste and optimize efficiency.


Define and improve the value stream and process capabilities for different types of manufacturing processes and equipment.


Contribute to new business proposal activity in cost estimating and developing manufacturing strategy.


Basic Qualifications

BS degree in Engineering or other closely related technical field or equivalent industry experience.


10+ years engineering experience in manufacturing environment preferred.


Expertise in GD&T.


CNC programming utilizing Siemens NX CAM & Solid Modeling on various equipment including Lathes, Mills, Grinders, etc. (Familiarization with Fanuc controls).



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