Diffusion/EPI Equipment Maintenance Technician - Nights

Cie Dfw; Portland (ME); On-site; USD 33,000 - 55,000; Full time

Benefits offered by this job

Medical, dental, vision

401k with company match

Short‑/Long‑term disability

Life insurance

Paid time off

Wellness program

Job summary

Diodes Incorporated is seeking an Experienced Equipment Maintenance Technician for the night shift at our South Portland, Maine facility. The role focuses on maintenance, troubleshooting and repairing semiconductor equipment in a fast-paced clean room environment.

The ideal candidate has an associate degree in electrical or electromechanical tech, strong electrical and vacuum system troubleshooting skills, and the ability to work 12‑hour nights with a 3‑on/3‑off schedule.

Qualifications

• Associate or military equivalent in electrical/electromechanical maintenance.
• Troubleshoot and repair electromechanical systems and vacuum equipment.
• Read electrical schematics and use test instruments safely.
• Comfortable handling hazardous chemicals and gases.

Responsibilities

• Perform maintenance, troubleshooting and repairs on semiconductor equipment.
• Follow safety protocols in a clean room environment.
• Assist with continuous improvements and preventative maintenance.
• Work rotating 12-hour nights with 3 days on/3 days off.

Skills

Safety awareness

Initiative

Team collaboration

Electrical troubleshooting

Reading schematics

Vacuum systems

Multimeter use

Chemical handling

Education

Associate’s in Electrical/EM tech

Military tech equivalent

Tools

Axcelis NV-GSD200

AG Associates 8108 RTP

Applied P5000/Centura CMP

Hitachi CS5000

ASML 5500 I-line/DUV

Job description

Diffusion/EPI Equipment Maintenance Technician - Nights

Regular Full-Time South Portland, ME, US

8 days ago Requisition ID: 4872

Life at Diodes

Join our organization and support our vision to inspire future technology through leading semiconductor solutions.

Diodes deliver advanced analog and power semiconductor solutions to the world’s leading technology companies, driving innovation, efficiency, and performance across high‑growth markets. Our teams collaborate across engineering, manufacturing, support and corporate functions in a fast‑paced, transparent culture guided by our core values:

Integrity

Commitment

We design reliable technology that improves the world—while prioritizing sustainability, safety, and employee well‑being.

We have an exciting opportunity within Diodes for an Equipment Maintenance Technician.

Location

South Portland, ME

Compensation

Pay range $24 to $40/hr. Actual compensation may vary based on experience, qualifications, skills, and geographic considerations. Incentive compensation and benefits may also be available.

Benefits Summary

We offer a competitive benefits package to include medical, dental, vision, FSA, 401k with company match, company paid Short-Term and Long-Term disability and standard life insurance policy. We also provide paid time off and have an employee wellness program.

About the Role

Diodes Incorporated is seeking Experienced Semiconductor Equipment Maintenance Technicians interested in nightshift to join our South Portland Maine Facility. These positions require a flexible schedule, and the willingness to work rotating 12-hour shifts, with 3 days on/3 days off.

• Nightshift provides a 15% shift differential on top of the base pay with working hours: 6:00pm to 6:00am.
• Initial work hours may involve daytime training, 8:00am to 5:0pm, 5 days per week for 10 to 52 weeks.
• Work is performed within a clean room environment that requires the wearing of a smock, hood, booties, latex gloves, and safety glasses.
• Position may require the use of airline respirators and may require occasional wearing of personal protective equipment including, but not limited to, aprons, gauntlets, and full-face masks.
• Requires standing for up to 75% of shift and lifting of objects that weigh up to 50 lbs.
• May require work with hazardous gases, chemicals, and high voltage.

What You’ll Do

Our Equipment Maintenance Technicians are responsible for multiple activities in support of manufacturing, focusing on equipment maintenance, troubleshooting and repairs, and continuous improvements. These repairs and procedures are performed in an environment where toxic gas, acids, solvents, high voltage, and kinetic energy hazards may exist. Candidate must be comfortable working around chemicals in a fast‑paced industrial setting.

Tools You’ll Use

• Axcelis NV-GSD200, GSD200E2, GSDHE, and NV8200P as well as AG Associates 8108 RTP tools and/or;
• Applied P5000, Endura and Centura tools and CMP tool sets and/or;
• CD SEMs: Hitachi CS5000, AMAT NanoSEM & AMAT VeraSEM, DDP: AMAT COMPLUS, AMAT G2 SEM & Rudolph AUGUST NSX-95, Fab Metrology: KLA Tencor, Rudolph, CDEs, Coat & Develop: TEL ACT8, FSI PS2100 tracks & SVG90 tracks, Lithography: ASML 5500 I‑line steppers & ASML 5500 DUV steppers.

What You’ll Gain

• Build strong connections through networking and mentoring with members of Diodes’ highly skilled workforce
• Collaboration and exposure to a global team and resources
• Gain Practical, project-based experience that strengthens your technical and professional skills.

Who You Are

• Possess an Associate's Degree in Electrical Engineering Technologies or Electromechanical Technologies or Military Equivalent, or other relevant equipment maintenance education/experience.
• Troubleshoot and repair electromechanical systems that may include support equipment such as servo motors and controllers, stepper motors and controllers, AC motors and controllers, and DC motors and controllers.
• Troubleshoot and repair electro‑pneumatic systems that include solenoid valves, gate valves, high vacuum isolation valves, vacuum pumps and pneumatic logic circuits.
• The completion of all scheduled and unscheduled preventative maintenance and repair procedures in a timely, accurate, and safe manner.

Knowledge, Skills and Abilities:

• A safety-minded approach is required: employees must be able to learn, understand and follow all safety documentation, specs and protocol, including LOTO. Must also be able to identify any/all safety concerns and regulatory violations in order to eradicate them.
• The ability to consistently take initiative and drive one’s own work at a high level.
• Be cross trained in other areas as needed.
• Comfortable handling chemicals, including acids, bases, and solvents.
• Comfortable handling gas systems, including toxic, corrosive, flammable, pyrophoric, and asphyxiant gases.
• Experience troubleshooting electrical issues and vacuum systems.
• Ability to read electrical schematics.
• Ability to use digital multimeters and voltage supplies.
• Semiconductor equipment knowledge preferred.
• Clear written and verbal communication skills.
• Ability to work well in a collaborative environment, and as part of a team.
• The flexibility to work outside of normal schedule, cross train, (learn more than one job or operation) and multi‑task as needed.

Diodes Incorporated is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.