Sr. Manufacturing Engineer

Join us in pioneering breakthroughs in healthcare. For everyone. Everywhere. Sustainably.

Our inspiring and caring environment forms a global community that celebrates diversity and individuality. We encourage you to step beyond your comfort zone, offering resources and flexibility to foster your professional and personal growth, all while valuing your unique contributions.

Varian Medical Systems is hiring a Senior Manufacturing Engineer to support our team onsite in Palo Alto, California. We provide a supportive and inclusive culture fostering a global community that embraces diversity and individuality. We empower you to grow beyond your comfort zone by providing the resources, flexibility, and encouragement needed to advance both professionally and personally—while recognizing and valuing your unique contributions.

The Senior Manufacturing Engineer (Materials/Mechanical) will lead and optimize manufacturing processes within the machine shop, brazing, welding, and linear accelerator assembly areas. This position is responsible for maintaining the highest standards of safety, quality, and efficiency, while driving continuous improvement, automation initiatives, and supporting new product introductions. The ideal candidate brings a strong background in materials science, machining, metal joining, fixturing, and mechanical assembly, along with hands-on experience in process design, tooling, and production support.

What You will do:

Manufacturing Process Ownership

• Develop, document, and optimize manufacturing processes for machining, brazing, welding, and linear accelerator assembly.
• Own the development and maintenance of process parameters, work instructions, and control plans to ensure consistent product quality and reliability.
• Troubleshoot process and equipment issues to maintain production efficiency and minimize downtime.
• Drive root-cause analysis and corrective actions for non-conformances or process deviations.

Equipment & Tooling Management

• Specify, procure, and validate manufacturing equipment, tooling, and fixturing for brazing, machine shop and joining processes, including required equipment programming.
• Develop optimized tooling solutions to enhance manufacturing efficiency and minimize defects.
• Collaborate with maintenance and production teams to ensure equipment reliability and calibration compliance.
• Implement preventive maintenance plans and process capability studies.

Materials & Process Engineering

• Evaluate and select appropriate materials, brazing alloys, and filler metals based on mechanical and thermal requirements.
• Develop and qualify welding and brazing procedures in accordance with relevant standards (e.g., AWS, ASME).
• Support metallurgical analysis and materials testing for process validation and failure investigations.

Continuous Improvement & Lean Manufacturing

• Lead continuous improvement initiatives to reduce waste, improve cycle time, and enhance throughput.
• Apply Lean, Six Sigma, and DFMA principles to optimize production layouts and process flow.
• Drive standardization of best practices across production areas.
• Promote innovative and automated solutions to optimize production performance and reduce cycle time.

Cross-functional Collaboration

• Partner with Design Engineering, Quality, and Production teams to support design-for-manufacturability (DFM) and new product introduction (NPI).
• Train and mentor operators and junior engineers in best practices for machining, brazing, and welding.
• Ensure compliance with EHS (Environmental, Health, and Safety) and ISO quality standards.

What You will have:

Education:

• Engineering or technical bachelor's degree (or equivalent experience) and 8 years of related experience OR master's degree with 6 years of related experience.
• Desired: Mechanical Engineering/Materials degree plus 8 years' experience, or Master's with 6 years' experience.

Experience:

• 8+ years of experience in manufacturing or process engineering, preferably in precision machining, welding, and brazing environments. OR master's degree with 6 years of related experience.
• Proven experience with CNC machining processes, metal fabrication, and assembly of mechanical systems.
• Familiarity with enclosure or guide system builds, structural assemblies, and heat transfer considerations.

Technical Skills:

• Proficient in creating, reviewing, and editing relevant technical documents and drawings (Solidworks and/or ProE desired).
• Strong understanding of GD&T, welding symbols, and fabrication drawings.
• Hands-on experience with process control, SPC, and quality systems.
• Knowledge of AWS, ASME, and ASTM material and welding standards.
• Proficiency in Lean manufacturing and Six Sigma methodologies (Green/Black Belt preferred).

Soft Skills:

• Excellent communication skills, ability to partner with technicians and management, and communicate complex issues to various levels of the organization.
• Strong project management and organizational skills.
• Ability to work cross-functionally and lead process improvement teams.

#LS-OS1

Who we are: We are a team of more than 72,000 highly dedicated Healthineers in more than 70 countries. As a leader in medical technology, we constantly push the boundaries to create better outcomes and experiences for patients, no matter where they live or what health issues they are facing. Our portfolio is crucial for clinical decision-making and treatment pathways.

How we work: When you join Siemens Healthineers, you become one in a global team of scientists, clinicians, developers, researchers, professionals, and skilled specialists, who believe in each individual's potential to contribute with diverse ideas. We are from different backgrounds, cultures, religions, political and/or sexual orientations, and work together, to fight the world's most threatening diseases and enable access to care, united by one purpose: to pioneer breakthroughs in healthcare. For everyone. Everywhere. Sustainably.

To find out more about Siemens Healthineers businesses, please visit our company page here.

The base pay range for this position is:

Min $139,180 - Max $208,780

Factors which may affect starting pay within this range may include geography/market, skills, education, experience, and other qualifications of the successful candidate.

If this is a commission eligible position the commission eligibility will be in accordance with the terms of the Company's plan. Commissions are based on individual performance and/or company performance.

The Company offers the following benefits for this position, subject to applicable eligibility requirements: medical insurance, dental insurance, vision insurance, 401(k) retirement plan. life insurance, long-term and short-term disability insurance, paid parking/public transportation, paid time off, paid sick and safe time.

Equal Employment Opportunity Statement: Siemens Healthineers is an Equal Opportunity and Affirmative Action Employer encouraging diversity in the workplace. All qualified applicants will receive consideration for employment without regard to their race, color, creed, religion, national origin, citizenship status, ancestry, sex, age, physical or mental disability unrelated to ability, marital status, family responsibilities, pregnancy, genetic information, sexual orientation, gender expression, gender identity, transgender, sex stereotyping, order of protection status, protected veteran or military status, or an unfavorable discharge from military service, and other categories protected by federal, state or local law.

EEO is the Law: Applicants and employees are protected under Federal law from discrimination. To learn more, click here.

Reasonable Accommodations: Siemens Healthineers is committed to equal employment opportunity. As part of this commitment, we will ensure that persons with disabilities are provided reasonable accommodations.

If you require a reasonable accommodation in completing a job application, interviewing, completing any pre-employment testing, or otherwise participating in the employee selection process, please fill out the accommodations form here. If you're unable to complete the form, you can reach out to our HR People Connect People Contact Center for support at Please note HR People Connect People Contact Center will not have visibility of your application or interview status.

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Export Control: "A successful candidate must be able to work with controlled technology in accordance with US export control law." "It is Siemens Healthineers' policy to comply fully and completely with all United States export control laws and regulations, including those implemented by the Department of Commerce through the Export Administration Regulations (EAR), by the Department of State through the International Traffic in Arms Regulations (ITAR), and by the Treasury Department through the Office of Foreign Assets Control (OFAC) sanctions regulations."

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