Tool Maker (Sinker EDM)

Viant Medical Inc.; Fremont, Northern (CA, KY); Hybrid; USD 87,000 - 100,000; Full time

Benefits offered by this job

Medical insurance

401k plan with company match

Paid time off + 11 holidays

Tuition reimbursement

Life insurance

Job summary

Viant Medical Inc. in Fremont, CA is seeking a seasoned Toolmaker to design, build, repair, and maintain high-precision medical tooling.

You will work on new tool builds, perform Sinker and Wire EDM, and ensure tolerances up to .0002 inches while collaborating with cross-functional teams in a clean, regulated environment. The role emphasizes micro molding expertise, precision tooling, and mentorship of apprentices, with opportunities for career growth and advancement within Viant’s global

Qualifications

• High School Diploma or equivalent.
• Journeyman Toolmaker certification or equivalent experience.
• 8+ years of moldmaking experience, including Class 101-105 tooling, or equivalent experience.
• 7+ years of Sinker EDM experience, including electrode design.
• 3+ years of Wire EDM (WEDM) experience.
• Experience with CNC programming, setup, and operation.

Responsibilities

• Build, repair, modify, and maintain Class 101-105 molds, including modular, multi-cavity, and hot runner tooling.
• Operate Makino EDAF3 Sinker EDM equipment to manufacture precision mold components.
• Design and manufacture electrodes for EDM operations.
• Perform Wire EDM (GF) machining to precise specifications.
• Execute new tool builds while consistently achieving tolerances up to .0002.”
• Apply expertise in hardened tooling, hot runner systems, and multi-cavity mold construction.
• Review tool designs and provide feedback to improve manufacturability and performance.
• Program, set up, and operate 3-axis CNC milling equipment.
• Track and communicate workload progress to support project timelines.

Skills

Moldmaking

Sinker EDM

Wire EDM

CNC programming

English communication

Team collaboration

Education

High School Diploma or equivalent

Journeyman Toolmaker certification

Tools

Makino EDAF3

Electrode design

3-axis CNC milling

Job description

We partner and innovate with our customers to provide the highest-quality, life-enhancing medical devices in the world. At Viant, you’ll help bring life-changing technologies to patients worldwide while growing your career in a collaborative, people-first culture. Guided by our promise—We’re In It For Life—we invest in your development, well-being, and ability to make a meaningful impact every day.

Compensation:

We offer market competitive compensation. Potential salary range for this role is $42-$48 per hour. Actual pay will be determined based on experience, qualifications, geographic location, and other job-related factors permitted by law.

Work Schedule:

1st Shift (07:00am-3:30pm)

Instrumental role within a growing Injection Molding Toolroom located in Fremont, CA.

Benefits:

• Medical, dental, and vision benefits-effective on date of hire!
• 401k plan with company match
• Generous paid time off benefits and 11 paid Holidays
• 104 Hours of PTO
• Low-cost nutrition and mental health visits
• Tuition Reimbursement
• Paid lunch time
• Company-paid life insurance
• Access to individualized financial planning meetings
• Up to $150-off your gym membership annually
• Discounted Pet Insurances for your furry friends
• Employee Discount Program with savings on electronics, home goods, gym equipment, and more
• Discounted family caregiving support
• On-site Training Programs
• Defined Career Path for advancement in role and compensation
• New Hire On-boarding Training Plans
• Climate control during summer months.
• Clean & comfortable setting

About the role:

As a Toolmaker, you will work on new tool builds, repairs, modifications, and spare components, utilizing cutting-edge micro tooling technologies and machining techniques to deliver high-performance, tight-tolerance tooling solutions. This role offers the opportunity to develop expertise in micro molding, complex medical device tooling, and lights-out manufacturing, while working alongside a highly skilled team focused on innovation, precision, and continuous improvement. Ideal for experienced toolmakers who thrive on solving complex technical challenges and producing world-class tooling with exceptional quality and efficiency.

Job Rsponsibilities:

• Build, repair, modify, and maintain Class 101-105 molds, including modular, multi-cavity, and hot runner tooling.
• Operate Makino EDAF3 Sinker EDM equipment to manufacture precision mold components.
• Design and manufacture electrodes for EDM operations.
• Perform Wire EDM (GF) machining to precise specifications.
• Execute new tool builds while consistently achieving tolerances up to .0002”.
• Apply expertise in hardened tooling, hot runner systems, and multi-cavity mold construction.
• Review tool designs and provide feedback to improve manufacturability and performance.
• Program, set up, and operate 3-axis CNC milling equipment.
• Track and communicate workload progress to support project timelines.
• Utilize and maintain personal tooling required for precision moldmaking.
• Represent the company with a high level of professionalism, precision, and attention to detail.
• Demonstrate ownership, diligence, and integrity in delivering high-quality work.
• Contribute to team success by prioritizing collective results and continuous improvement.
• Collaborate closely with Toolmakers and cross-functional teams to deliver tooling solutions.
• Mentor, train, and support apprentices and team members to build technical capability.
• Maintain accurate design control records and organized digital documentation.
• Communicate project status, technical issues, and improvement opportunities effectively.
• Ensure compliance with ISO, QMS, and applicable quality standards.
• Follow established safety procedures and best practices.
• Maintain a clean, safe, and organized work area.
• Care for company equipment and tooling assets to maximize reliability and performance.
• Work extended hours as needed to meet project and customer requirements.
• Perform other duties as assigned by management.

Job Requirements:

Education

• High School Diploma or equivalent.
• Journeyman Toolmaker certification or equivalent experience.

Experience

• 8+ years of moldmaking experience, including Class 101-105 tooling, or equivalent experience.
• 7+ years of Sinker EDM experience, including electrode design.
• 3+ years of Wire EDM (WEDM) experience.
• Experience with CNC programming, setup, and operation.

Knowledge & Skills

• Strong knowledge of mold tolerancing, print reading, and precision inspection methods.
• Strong troubleshooting, mechanical aptitude, and project management skills.
• Ability to communicate effectively in English (written and verbal)

Physical Requirements

• Ability to lift up to 50 lbs.
• Must be able to use precision measurement tools and work safely around machining equipment.

Preferred Qualifications

• Experience with micro molding or micro tooling.
• Experience with hot runner, multi-cavity, and hardened tooling.
• Experience with reverse engineering and mold troubleshooting.
• Experience with molds in the 20-200 ton press range.
• Strong proficiency in Microsoft Office applications.

About the site:

Our Fremont micro-molding facility specializes in high-precision injection molding within a clean room environment, supporting complex, small-scale medical components.

About the company:

Viant is a global medical device partner providing design, development, manufacturing, and assembly services through capabilities in materials, plastics, metals, extrusion, and automation. With nearly 6,000 employees across 24 locations worldwide, it delivers high-quality, life-enhancing products with the scale and expertise to bring devices to market efficiently.
Learn more at Viant Medical’s website or in LinkedIn