1 With more than 120 operations and approximately 20,000 employees worldwide, Precision Castparts Corp. is the market leader in manufacturing large, complex structural investment castings, airfoil castings, forged components, aerostructures and highly engineered

Wax Assembler

Precision Castparts Corp. • 
Groton, Connecticut, United States
Position Type: Permanent
Job Description:

With more than 120 operations and approximately 20,000 employees worldwide, Precision Castparts Corp. is the market leader in manufacturing large, complex structural investment castings, airfoil castings, forged components, aerostructures and highly engineered, critical fasteners for aerospace applications. In addition, we are the leading producer of airfoil castings for the industrial gas turbine market. We also manufacture extruded seamless pipe, fittings, and forgings for power generation and oil & gas applications; commercial and military airframe aerostructures; and metal alloys and other materials for the casting and forging industries. With such critical applications, we insist on quality and dependability – not just in the materials and products we make, but in the people we recruit.

PCC is relentless in its dedication to being a high-quality, low-cost and on-time producer; delivering the highest value to its customers while continually pursuing strategic, profitable growth.

In 2016, Berkshire Hathaway, led by Chairman and CEO Warren E. Buffett, acquired Precision Castparts Corp.


Under general supervision, perform all required production operations to assemble basic to semi-complex assembled molds for shelling operations.


  • Visually check individual pattern parts for surface defects; makes required repairs.
  • Work from samples and any required special instructions to assemble patterns and runner systems, position and secure supports, metal chills, and other components and parts according to individual job requirements.
  • Blend and smooth joints and connections, perform other associated duties to insure proper setup and gating of pattern for molding.
  • Exercise care in the handling of patterns and completed units to avoid distortion of breakage, and to assure proper positioning of a wide variety of parts, components, supports, chills, vents, gates, and other features.
  • Upon completion, prepare necessary forms pertinent to operation, and dispose of patterns as directed.
  • Constructs complete runner systems for wax and plastic patterns; places and secures sprues, gates, cores, vents, risers, and other supports to obtain desired set-up.
  • Cuts and forms wax supports using hands and hand tools.
  • Constructs set-ups and notifies supervisor if completed dimension does not conform to engineering specifications.
  • Uses creative ability and experience in preparing and determining gating set-up to control cost of operations.
  • Work involves a variety of hand operations requiring a high degree of manual dexterity and close visual attention to properly position and blend a large number of parts, and to maintain complex inter-relationships and close dimensional tolerances in order to assure acceptable parts.
  • Detect and report defective materials, equipment and unusual conditions to proper supervision.
  • Follow prescribed safety regulations.
  • Perform a variety of other tasks of equal or less complexity as assigned by supervisor, or as required by position.


  • Maintain production standards with acceptable quality.
  • Must be willing and able to cross train and work in other departments/areas.
    Demonstrates the ability to read, understand and complete all department and/or production documents.
  • Must be able to set up and assemble all routine production molds and some experimental molds.
  • Ability to inspect patterns for defects such as air bubbles, repair and remove flash, and radius fillets and edges.
  • Ability to satisfy Repairer “C” job qualifications
  • Requires the use of judgment to construct set-ups and runner systems, positions and secure parts, check work, make repairs, and perform duties effectively.
  • Establishes written/photographic gating procedures for new jobs.
  • Occasionally lifts and moves material weighting 15-35 lbs.
  • Manual dexterity essential.
  • Continuous mental or visual attention in positioning and securing parts, maintaining relationships, checking work, and making required repairs.
  • Demonstrated proficiency to safely operate - Hot plates, Hot knives, Torches, Dip Tank


Reports to the Wax lead person and the Wax supervisor.


  • Over one year experience.
  • Use of basic mathematics, ability to read, write and speak English.
  • Ability to perform routine arithmetic computation.
  • Keep records, files, and makes reports.
  • Works from verbal/written instructions, sketches, specifications, and drawings.
  • Interprets scales, calipers, and gauges, etc., involving interpretation.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

This position requires use of information or access to production processes subject to national security controls under U.S. export control laws and regulations (including, but not limited to the International Traffic in Arms Regulations (ITAR) and the Export Administration Regulations (EAR)). To be qualified to work in this facility, a successful applicant must be a U.S. Person, as defined in those regulations, and able to supply evidence of that qualification prior to starting work or be authorized to receive controlled information under a specific license or permission from the relevant government agency. The U.S. export control regulations define a U.S. person as a U.S. Citizen, U.S. National, U.S. Permanent Resident (i.e. &39;Green Card Holder&39;), and certain categories of Asylees and Refugees.
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