Senior Machinist

Date:  Jan 20, 2026
Location: 

Fresno, CA, US, 93706

Requisition ID #:  2179

Machinist III/IV

Location: Fresno, CA
FLSA Status: Non-Exempt / Hourly
Compensation: $24.00-30.00 (Compensation is based on years of relevant experience and skillset level.) 


Position Summary

Trillium Flow Technologies is seeking a skilled Machinist III/IV (Advanced) to support machining operations within our Fresno Machine Shop. Under the direction of the Machine Shop Supervisor, this role is responsible for setting up and operating a variety of machine tools to manufacture, modify, and repair pump components. This position requires strong machining fundamentals, the ability to work from complex drawings, and a commitment to quality, safety, and continuous improvement.


Key Responsibilities

  • Set up and operate engine lathes, vertical turret lathes (VTL), mills, radial drill presses, and related special-purpose machine tools, with or without the use of D.R.O. or other computer-enhanced equipment

  • Demonstrate proficiency in a minimum of two to three work cells (machines), based on operational needs

  • Plan and perform machining operations for the construction, alteration, and repair of products, jigs, fixtures, and equipment

  • Accurately interpret complex drawings, sketches, and specifications

  • Machine parts with little to no quality defects and proactively identify potential issues that may impact quality

  • Detect and report faulty operations, defective materials, equipment malfunctions, and other unusual conditions to the appropriate Supervisor or Lead

  • Select, install, and replace cutting tools, drills, taps, grinding tools, blades, sanding belts, and discs as required

  • Deburr and inspect all parts prior to moving them to the next operation or to Quality Control for final inspection

  • Maintain a safe, clean, and organized work area in accordance with safety and housekeeping standards

  • Complete timekeeping, production, and operational reports or enter required information into designated systems

  • Comply with all safety requirements and ISO 9001/14001 quality and environmental standards

  • Perform other duties as assigned


Education/Experience

  • High School diploma or equivalent

  • 4–6 years of experience as a Machinist in a manufacturing or repair environment

  • Technical machinist certification or equivalent hands-on experience

  • Intermediate to advanced knowledge of metals and machining processes

  • Strong blueprint reading and interpretation skills

  • Proficiency using precision measuring tools and inspection equipment

Preferred (Plus)

  • Hands-on experience with manual lathes

  • Hands-on experience with Vertical Turret Lathes (VTL)


Physical Demands / Work Environment

  • Requires frequent lifting, pushing, or pulling of heavy objects over 50 pounds.
  • Involves moderate risks or discomforts such as working around moving parts and rotating equipment.
  • Routine use of personal protective equipment (PPE) is required, including safety glasses, steel-toed shoes, and ear plugs.
  • Must adhere to all safety precautions and company policies.


Nearest Major Market: Fresno