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Be cautious with unsolicited job offers.

  • Authentic Ryzen emails always come from @ryzen.com.
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Verify any opportunity by contacting us at 408-993-1282 or info@ryzen.com.

Protecting Your Career Journey

At Ryzen, we know how important every career move is. Unfortunately, there are individuals impersonating Ryzen recruiters to trick job seekers with fraudulent offers. We want you to feel confident and safe as you explore opportunities with us.

Facts to Note

  • Authentic Ryzen job postings appear only on our official careers site.
  • Emails always come from @ryzen.com addresses.
  • We never ask for payment at any stage of recruitment.
  • We never conduct interviews or request personal details via text.
  • To verify the validity of a recruiter or job offer, you can reach us at 408-993-1282 | info@ryzen.com

If You Suspect Fraud:

  • Contact the company directly: If you received a fraudulent job offer from a company that you believe is legitimate, contact them to report the incident.
  • File a complaint with the FTC. The FTC protects consumers from fraudulent practices, including recruitment fraud.
  • Report to the IC3. The IC3 is a partnership between the FBI and the National White Collar Crime Center. They investigate crimes committed over the internet, including recruitment fraud.
  • Notify your local law enforcement
  • Review guidance from the California Attorney General s Office on identity theft protection.

Welding Process Engineer

Fremont, CA 94538

Posted: 03/21/2026 Employment Type: Contract Industry: Hardware Job Number: 55341347 Pay Rate: $65-84 / hour

Job Description

OverviewThe Welding Process Engineer serves as a technical expert in Electron Beam Welding, supporting product development, qualification, and production of semiconductor equipment hardware. This role operates in a fast-paced, high-impact environment, partnering with R&D, manufacturing, suppliers, and customers to solve complex welding and metallurgical challenges that directly affect product performance and reliability.Key Responsibilities
  • Serve as the subject matter expert (SME) for Electron Beam Welding (EBW) processes across development, qualification, and production
  • Lead weld process development, optimization, and qualification, including WPS definition, parameter development, and process window establishment
  • Support new product development from prototype builds through production release and initial field deployment
  • Design and execute experiments, metallurgical evaluations, and failure analyses to resolve weld-related issues
  • Analyze weld impacts on microstructure, heat-affected zones (HAZ), distortion, residual stress, and surface finish, including downstream effects (e.g., coating, anodization)
  • Collaborate cross-functionally with machining, surface treatment, coating, inspection, and manufacturing teams
  • Work with suppliers and external partners to qualify EBW capabilities and ensure process consistency
  • Provide technical support for installation, troubleshooting, and repair in cleanroom and semiconductor fab environments
  • Present data-driven findings and recommendations to internal stakeholders and customers
  • Maintain strong customer engagement, including up to 25% travel
Required Qualifications
  • Bachelor’s degree in Materials Science, Metallurgical Engineering, Mechanical Engineering, Manufacturing Engineering, or related field with 12+ years of experience; or PhD with 5+ years; or equivalent experience
  • Direct, hands-on experience as an Electron Beam Welding (EBW) process engineer
  • Strong understanding of weld metallurgy, including aluminum, ferrous, and nickel-based alloys
  • Experience developing and qualifying weld procedures and inspection strategies
  • Strong analytical, experimental design, and troubleshooting capabilities
  • Proven ability to lead cross-functional teams
  • Excellent written and verbal communication skills
Preferred Qualifications
  • Experience in semiconductor, aerospace, automotive, or defense hardware environments
  • Background in manufacturing engineering, including DFM/DFA and transition to production
  • Ability to interpret complex engineering drawings and 3D models
  • Experience developing manufacturing documentation and workmanship standards
  • Familiarity with industry standards (ASME, AMS, AS, SEMI, MIL)
  • Six Sigma Green or Black Belt certification
  • Experience qualifying or auditing supplier EBW facilities
Work Environment
  • Hands-on work in cleanroom labs and semiconductor fab environments
  • Up to 25% travel, including international customer and supplier visits
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About Fremont, CA

Join us in Fremont, California, where exciting job opportunities await! Nestled in the heart of the San Francisco Bay Area, Fremont offers a vibrant mix of culture, innovation, and natural beauty. Home to landmarks like the Niles Essanay Silent Film Museum and the Ardenwood Historic Farm, this diverse city boasts a rich arts scene, delicious cuisine, and proximity to major tech companies and Silicon Valley. With easy access to outdoor recreation at the Don Edwards National Wildlife Refuge and the Mission Peak Regional Preserve, Fremont is the perfect place to grow your career and enjoy a high quality of life. Explore our job listings today and discover the charm of Fremont!