CNC Machinist IV

Zenix Aerospace is currently hiring the following position:

CNC Machinist IV

2nd Shift

Ketema, El Cajon, CA

We are a global leader uniting decades of expertise under one name. Zenix Aerospace™ is a leading supplier of structural airframe and engine components to the global aerospace and space industries. A critical supplier across all major fuel‑efficient commercial narrow body platforms with a global footprint in eight strategic locations across the US, UK, and South East Asia. We deliver on time, to the highest standards of quality and safety, as a trusted partner in aerospace excellence.

We are the leading partner in aerospace engineering uniting global expertise with a shared vision, we design and deliver high‑technology aerospace components that keep aircraft and space systems flying safely, reliably, and efficiently. With a global footprint, decades of engineering heritage, and a future‑focused approach to digital innovation, we are trusted by the world’s leading aerospace companies to deliver consistent excellence.

Together, we are elevating aerospace.

Zenix Aerospace Ketema is a leading provider of components for aircraft and turbine engine builders, as well as precision products for space, marine and ground‑based applications. Zenix Aerospace Ketema specializes in producing complex fabrications and machined components from titanium and nickel alloys.

The CNC Machinist IV is responsible for the setup and operation of 3 – 5 axis computer numerical control (CNC) machines to include Lathe, Mill and Vertical Turret Lathes (VTL) and modified Mill with dual heads to perform and produce precision metal parts and materials. Determines dimensions and tolerances of material for machining, sequences of operations required by studying specifications, makes adjustments to adhere to established specifications.

Plans and executes potentially difficult machining assignments. Uses precision measuring tools to check accuracy of work.

• Sets-up, adjusts and operates machine controls to position tools or regulate cutting depth, speed, feed or coolant flow to produce precision metal parts and materials as specified by work order, blueprints, drawing, templates or layout.
• Determines specifications or procedures for tooling requirements, set up procedures, machine operation, work‑piece dimensions or numerical control sequences using blueprints, instructions and machine knowledge.
• Mounts, aligns, and secures tooling, attachments and work‑piece on machine chuck. Starts and stops automatic operation of numerical control machine parts or test setup, work‑piece dimensions or programming. May adjust machine controls when automatic programming is faulty or if machine malfunctions.
• Monitors and maintains machines during use in order to diagnose machine malfunctions, need for adjustments or repairs. May perform routine machine maintenance including checking coolant and positioning of machine.
• Demonstrates ability to start and stop automatic operation of numerical control machine or test set up, work‑piece dimensions or programming.
• Ensures proper dimensions of finished material to ensure conformance to specifications.
• May clean machine, tooling and parts and area surrounding machine in accordance with 5S procedures.
• Demonstrates ability to appear for work on time, follows directions from a supervisor, interacts well with co‑workers, understands and follows work rules and procedures, complies with corporate policies, goals and objectives, accepts constructive feedback and exhibits initiative and commitment.
• Participates in Daily Management board meetings and willing to discuss Safety, Quality, Delivery, Efficiency and Utilization.
• Proactively identifies opportunities to improve machining processes and efficiency.
• Participates in Continuous Improvement activities as needed.

• Ability to read basic blueprints, drawings, or templates; including dimensional, true position, and circularity call outs.
• Shop mathematics, GD&T (Geometric Dimensioning & Tolerancing), and…