Aerojet Rocketdyne Careers

  • Grinder Machinist (2nd Shift)

    Location US-CA-Canoga Park
    Job ID
    Manufacturing and Production - Machining
  • Overview

    Aerojet Rocketdyne is an innovative company delivering solutions that create value for its customers in the aerospace and defense markets. The company is a world-recognized aerospace and defense leader that provides propulsion and energetics to the space, missile defense and strategic systems, tactical systems and armaments areas, in support of domestic and international markets. Additional information about Aerojet Rocketdyne can be obtained by visiting our websites at and 


    We are seeking a Grinder Machinist to join our facility in Canoga Park, California (Los Angeles area). Union position. 2nd shift.

    Essential Job Functions (Including % of Time for Each)

    • Read and interpret information from planning documents, drawings, blueprints, sketches, specifications, charts, graphs and engineering orders to develop machining/grinding operations and tooling.
    • Calculate dimensions, reference points and lines, radii and angles using shop math, including geometric and trigonometric formulas.
    • Based on drawing requirements and the grinding characteristics of various metals, ceramics, plastics and composites, select the appropriate grinding tools, wheels, speeds and feeds.
    • Setup and operate various grinding/lapping machines to perform any operation within the capacity of the machine.
    • Visually and with the aid of precision measuring instruments check work for accuracy of dimensions and surface finish.
    • Record manufacturing data and statistics manually or with the aid of a personal computer.


    • High school diploma or equivalent preferred.
    • Preferred 3 years' experience operating NC/manual milling or grinding machine tools/wheels. Depending on experience will accept 5 years experience on 4 and/or 5 axis CNC Mills. 
    • Must have a proven safety record.
    • Working knowledge to be able to operate various types of conventional, and computer numerically controlled machines.
    • Working knowledge of grinding wheels, including the dressing, trimming, and forming of wheels to change shape of the wheel, metals and components.
    • Experience reading and interpreting information from planning documents, drawings, blueprints, sketches, specifications, charts, graphs and engineering orders to plan and check the planning of operational sequences and methods.
    • Experience using precision measuring instruments to check work for accuracy of dimensions and surface finish.
    • Ability to use electronic work instructions, specifications, and drawings to meet customer requirements.
    • Skilled at using precision hand tools, micrometers, indicators, Jo blocks, gages etc. to ensure parts are set-up and ground to meet blueprint requirements.
    • Working knowledge of basic shop math, geometry, trigonometry for determining speeds/feeds, part reference points, angles and positions.
    • Familiarity with Geometric Dimensioning and Tolerancing (GD&T).
    • Ability to follow work instructions, manage time efficiently and get along with co-workers.

    US Citizenship required. Must also be able to satisfy federal government requirements for access to government information, and having dual citizenship may preclude you from being able to meet this requirement.



    Work Environment/Physical Requirements:

    The work environment may require a combination of indoor and outdoor activity (hot, cold, wet, humid conditions) with a varied amount of walking, standing, sitting, climbing (i.e. ladders, stair, scaffolding, ramps), balance (maintaining body equilibrium to prevent falling when walking, standing, or crouching on narrow, slippery, or erratically moving surfaces), bending, reaching, handling/fingering (seizing, holding, grasping, turning picking, pinching), stooping, kneeling, crouching and ability to lift/carry/push/pull up to 50 pounds. Work may require the ability to operate material handling equipment (forklift, crane, hoist, man lift, etc.) in a safe manner. While performing the duties of this job, employees may work around variable noise levels or with fume or airborne particles, hazardous chemicals, etc. requiring the use of personal protective equipment such as face protection (safety glasses, goggles, face shield), foot protection (i.e. steel toed shoes, rubber boots, etc.), gloves, hard hat, shop coat and hearing protection. Work requires the ability to change into or out of personal protective equipment when entering or exiting manufacturing, laboratory, or other areas. Some employees may be required to drive between various locations within the Company facility or between locations. Work duties may also be required to work in a standard office setting and to use standard office equipment, including a computer and/or the ability to travel by air or auto. Ability to distinguish colors may also be necessary. This position may be expected to work varying shifts and hours to ensure successful operation of activities in the organization.


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