Senior CNC Machinist

Trillium Staffing; Elk Grove (CA); On-site; USD 55,000 - 66,000; Full time

Benefits offered by this job

401(k)

401(k) with 6% company match

Dental insurance

Flexible spending account

Health insurance

Health savings account

Life insurance

Paid time off

Vision insurance

Job summary

Trillium Engineering Services in Elk Grove, CA is seeking a highly skilled Senior Machinist (Machinist III) with hands-on experience programming, setting up, and machining large, complex components on Horizontal Boring Mills. The pay range is $40.00–$48.00 per hour, depending on experience.

The ideal candidate will independently manage custom, one-off, and short-run projects from blueprint interpretation and job planning through CNC programming, fixturing, setup, machining, and inspection,

Qualifications

• Experience programming and operating Horizontal Boring Mills.
• Ability to manage one-off and short-run machining from planning to inspection.
• Proficiency in blueprint reading and GD&T interpretation.
• Experience with large-part and weldment machining.
• Design and fabricate custom fixtures and workholding.

Responsibilities

• Program complex parts using CAM software and set up HBMs.
• Machine large, heavy components with tight tolerances.
• Develop efficient machining strategies for short runs.
• Plan setups considering distortion, deflection, and thermal movement.

Skills

CNC programming using CAM software (e2

Setup & operation of Horizontal Boring

Large-part machining

Custom fixtures design

Overhead crane rigging

GD&T interpretation

Stainless & alloy machining

Independent project ownership

Self-supervised work

Tools

Mastercam

CAM software

Job description

Trillium Engineering Services is seeking a highly skilledSenior Machinist (Machinist III)with extensive hands-on experience programming, setting up, and machining large, complex components onHorizontal Boring Mills (HBM).

Pay Range:$40.00–$48.00 per hour, depending on experience.This isnot a production CNC operator position. The ideal candidate will have the ability to independently take ownership of custom, one-off, and short-run machining projects fromblueprint interpretation and job planning through CNC programming, custom fixturing, setup, machining, and inspection.

This position offers a high level of technical responsibility and autonomy. The successful candidate will also serve as a technical resource for less experienced machinists and contribute to tooling, cutter selection, fixturing, and process-development decisions.

Important Qualifications

Applicants should have demonstrated experience in most of the following areas:

• CNC programming usingMastercam or similar CAM software
• Setup and operation ofHorizontal Boring Mills
• Large-part and large-weldment machining
• Designing, fabricating, and modifying custom fixtures
• Safe rigging and handling of large components using overhead cranes
• Advanced blueprint reading andGD&T interpretation
• Machining stainless steel and structural/specialty alloys
• Independently managing machining jobs from programming through completion
• Working with minimal supervision in a custom job-shop environment
• Candidates whose experience is primarily limited to running existing CNC programs, operating small vertical mills, or performing high-volume repetitive production work may not be a fit for this position.

Key Responsibilities

CNC Programming & Machining

• Program complex parts using Mastercam or comparable CAM software
• Set up and operate Horizontal Boring Mills
• Machine large, heavy, irregular, and high-value components
• Develop efficient machining strategies for one-off and short-run projects
• Establish machining approaches that account for distortion, deflection, vibration, and thermal movement
• Hold tight tolerances on complex and distortion-prone components
• Perform first-article and in-process inspections
• Troubleshoot machining and dimensional issues as they arise

Custom Fixturing & Job Planning

• Design, fabricate, and modify custom fixtures and workholding
• Plan complete machining setups before cutting material
• Consider load paths, workpiece deflection, thermal movement, accessibility, and rigidity
• Develop solutions for challenging alignment and workholding requirements
• Troubleshoot vibration, access, alignment, and setup challenges
• Provide input on manufacturability and process improvements

Crane & Large-Part Handling

• Safely rig, lift, rotate, and position large components
• Perform complex setups involving overhead crane movement and repositioning
• Understand center of gravity, load limits, rigging requirements, and safe handling practices
• Maintain a strong focus on safety when working with large and high-value components

Technical Leadership

• Serve as a senior technical resource on the shop floor
• Mentor and support less experienced machinists
• Recommend machining approaches, tooling, and best practices
• Assist with cutter, tooling, and fixturing selection
• Provide input regarding specialty tooling and cutters needed for upcoming projects
• Help improve machining processes, setup strategies, and overall shop efficiency

Benefits

• 401(k)
• 401(k) with 6% company match
• Dental insurance
• Flexible spending account
• Health insurance
• Health savings account
• Life insurance
• Paid time off
• Vision insurance

Application Requirements

To be considered, your resume should clearly identify your experience with:

• CNC programming and CAM software used
• Horizontal Boring Mills operated
• Largest parts/components you have machined
• Large weldment machining
• Custom fixture design and fabrication
• Setup and job-planning responsibilities
• Overhead crane and rigging experience
• Blueprint reading and GD&T
• Stainless steel and specialty/structural alloys

Trillium has been recruiting and placing professionals for over 30 years. From Fortune 100 companies to small businesses, our philosophy remains the same: to achieve excellence by providing quality employees and an uncompromising level of service. We believe in honesty, integrity, and a simple philosophy of providing value to our customers and our employees. We strive to be unsurpassed in the recruitment and placement of quality and skilled professionals. Trillium is an Equal Opportunity Employer.