Ultra Clean Technologies

Engineer III (Manufacturing)

Ultra Clean Technologies • $89K — $143K *
Manufacturing & Automotive
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in Engineering, Physical Sciences, or related field with 2 years of relevant experience, or an Associate's degree with over 5 years of manufacturing experience.
  • 5+ years in high-technology manufacturing, ideally semiconductor capital equipment or similar.
  • Proficient in lean manufacturing principles; Six Sigma Greenbelt certification preferred.
  • Experience with electronic work instruction software (e.g., Sequence) and ERP systems.
  • Strong computer skills, particularly in Microsoft Excel and Office applications.
  • Proven leadership and ability to drive project success in small teams.
  • Effective interpersonal and communication skills, capable of working independently and collaboratively.

Responsibilities

  • Create and update manufacturing documentation, including Sequence of Events and assembly process workflows.
  • Provide technical direction and hands-on training for production staff.
  • Plan and coordinate engineering support for system builds.
  • Facilitate communication and coordination across diverse project teams.
  • Address internal and customer-reported issues, recommending corrective actions.
  • Evaluate and process Engineering Change Orders (ECOs) and support cost estimation for projects.
  • Ensure timely project completion while adhering to budget constraints.

Benefits

  • Dynamic work environment that promotes innovation and problem-solving.
  • Opportunities for continuous improvement and professional growth.
  • Interdisciplinary collaboration across teams for diverse project exposure.
  • Support for training and development programs to enhance skills.
  • Potential for travel to attend training and meetings.
Full Job Description
The Manufacturing Engineer III leads the development of manufacturing documentation, process workflows, and system builds to support high-technology production environments. This role ensures product quality, operational efficiency, and compliance by coordinating cross-functional efforts, conducting technical reviews, and driving continuous improvement. The engineer interfaces with customers and vendors, manages engineering changes, and supports cost estimation and capital planning to deliver reliable, scalable manufacturing solutions.

Essential Duties and Responsibilities:

  • Create and revise manufacturing documentation including Sequence of Events (SOEs) and assembly process workflows using engineering prints and bills of materials.
  • Provide technical direction and hands-on training to production staff.
  • Plan, schedule, and coordinate engineering support for system builds.
  • Prepare and update work instructions, BOM structures, and training materials.
  • Facilitate interdisciplinary communication and coordination across project teams.
  • Participate in customer and vendor meetings to support technical discussions and project alignment.
  • Collaborate with engineering, manufacturing, and quality teams to ensure systems meet design, safety, and operational standards.
  • Investigate and resolve internal and customer-reported issues, recommending corrective actions.
  • Support cost estimation and capital project planning for new equipment and major repairs.
  • Evaluate and process Engineering Change Orders (ECOs).
  • Ensure projects are completed on time and within budget.
  • Perform system inspections and partner with quality teams to ensure compliance with specifications and standards.
  • Maintain regular attendance and perform other duties as assigned.


Other Duties

  • Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities, and activities may change at any time with or without notice.


Knowledge, Skills, and Abilities:

  • Proficiency in lean manufacturing principles; Six Sigma Greenbelt preferred.
  • Familiarity with semiconductor capital equipment and engineer-to-order environments.
  • Experience with electronic work instruction software (e.g., Sequence).
  • Working knowledge of ERP systems and manufacturing documentation tools.
  • Strong computer skills, especially in Microsoft Excel and other MS Office applications.
  • Proven ability to lead small teams and drive project success.
  • Effective interpersonal skills with the ability to work independently and collaboratively.
  • Professional demeanor with a positive attitude and strong communication skills.
  • Demonstrated experience in high-technology manufacturing environments.


Educational/Certification Requirement:

  • Bachelor of Science/ Bachelor of Arts degree in Engineering, Physical Sciences, Manufacturing, or related field preferred with 2 years of experience in related manufacturing/ production position; or
  • Associate of Arts (AA) in a technical field with more than 5 years of manufacturing experience.


Work Experience:

  • 5+ years related experience in high-technology manufacturing, preferably in semiconductor capital equipment or related industry.


Work Environment:

  • Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions
  • Work is performed primarily in a manufacturing, office, warehouse, and/or cleanroom environment


Physical Demands:

The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

  • Ability to climb, stoop, kneel, crouch, reach, walk, push, pull, and grasp.
  • Ability to lift up to 25 lbs.
  • Ability to lift over 25 lbs. with assistance.
  • Ability to move arms, hands, and fingers.
  • Ability to sit or stand for sustained periods.
  • Required to have visual acuity to perform assigned tasks.
  • Ability to sit for sustained periods.


Environmental Exposure:

  • Subject to hazards including electrical current, moving mechanical parts, and exposure to chemicals
  • Required to wear personal protective equipment where applicable.
  • May involve exposure to moderate noise levels from printers, faxes, computers, etc.
  • The ability to talk on the phone and use a computer for extended periods may be required.
  • May involve exposure to moderate noise levels from printers, faxes, computers, etc.


Overnight Travel:

  • Work may require out-of-town travel depending upon assignment (training and meeting).

About Ultra Clean Technologies

Ultra Clean Holdings, Inc. is a leading developer and supplier of critical subsystems, ultra-high purity cleaning and analytical services primarily for the semiconductor industry. The company is headquartered in Hayward, California and has operations in Asia, Europe, and the United States. Ultra Clean Holdings was founded in 1991 and has since grown to become a leading provider of critical subsystems and services for the semiconductor industry. The company's products and services are used in the production of semiconductors, flat panel displays, and other high-tech products.
Learn more about Ultra Clean Technologies
Size
7,066 employees
Market Cap
$1.5 billion
Industry
Net Income
$77.6 million
5 Year Trend
+30.2%
Revenue
$1.3 billion
NASDAQ

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