Senior Staff Facility Mechanical Engineer

Crowley Recruiting, LLC; Phoenix (AZ); On-site; USD 120,000 - 160,000; Full time

Job summary

Amkor Technology Arizona seeks an experienced Senior Staff Mechanical Facility Engineer (Wet) to lead design, installation, commissioning, and operation of process utility systems at our OSAT semiconductor factory in Phoenix.

You will oversee chilled water, cooling towers, steam, condensate, reclaim and process water systems, ensuring reliability and safe operations; collaborate with design consultants, support commissioning, and drive improvements across the facility.

Qualifications

• Must have design and operations experience with process utility systems.
• Strong ability to read and interpret engineering drawings and specs.
• Experience in semiconductor or high-tech manufacturing preferred.

Responsibilities

• Design, install, commission and operate process utility systems (wet utilities).
• Collaborate with design consultants to meet utility requirements and monitor progress.
• Support commissioning activities and performance testing; troubleshoot start-up issues.
• Perform system capacity planning and ongoing optimization for reliability and efficiency.
• Coordinate with operations and maintenance teams to sustain systems and drive improvements.

Skills

Process utilities design

Troubleshooting

Project management

Facility operations

Education

Bachelor's degree in Mechanical Engineering

Tools

AutoCAD

Revit

Bluebeam

Job description

Amkor Technology Arizona is seeking an experienced Senior Staff Mechanical Facility Engineer (Wet), responsible for the design, installation, commissioning, and operation of process utility systems for Amkor's OSAT Semiconductor factory. This includes chilled water, cooling towers, condenser water, process cooling, steam and hot water systems, reclaim water, potable water, and process vacuum systems. This role ensures reliable and efficient delivery of utilities to support cleanroom and manufacturing operations.

Essential Duties and Responsibilities:

Responsibilities will evolve throughout the project lifecycle, ranging from design and commissioning to full-scale operations, requiring adaptability and a proactive approach to each phase.

• Collaborate with design consultants to ensure process utility system requirements are met.
• Review engineering drawings, submittals, and monitor construction progress.
• Support commissioning activities, including equipment preparation and operational testing.
• Identify and resolve abnormalities during construction and start-up phases.
• Provide operational and maintenance support for chilled water systems, cooling towers, steam systems, and process vacuum systems.
• Address Out-of-Control Action Plan (OCAP) conditions in cleanroom environments related to temperature, humidity, and process utility pressure deviations.
• Monitor system performance through trend analysis, inspections, and technical reporting.
• Research and implement technology upgrades to improve reliability, efficiency, and safety.
• Perform system capacity planning, troubleshooting, and sustaining activities to meet production demands.
• Partner with operations and maintenance teams to optimize system performance and streamline maintenance strategies.
• Conduct system evaluations and implement improvements through capital and expense projects.
• Review tool process schematics during hook-up phase and perform engineering inspections.

Essential Duties and Responsibilities:

• Bachelor's degree in Mechanical Engineering or related field.
• 5+ years of experience in process utility systems engineering (design and operations), preferably in semiconductor or high-tech manufacturing.
• Strong understanding of chilled water systems, cooling towers, steam systems, and process vacuum systems.
• Ability to read and interpret engineering drawings and specifications.
• Familiarity with cleanroom standards and adjacent disciplines (HVAC, exhaust systems).
• Proficiency in AutoCAD, Revit, Bluebeam, or similar technologies
• Strong analytical, decision-making, and troubleshooting skills.
• Experience in semiconductor facility design, construction, commissioning, and start-up.