Manufacturing Operator Visa Sponsorship Jobs in Maine
Manufacturing operator jobs in Maine span paper and pulp mills, shipbuilding facilities, and food processing plants, with major employers like Sappi North America in Skowhegan and Bath Iron Works in Bath. International candidates pursuing visa sponsorship will find opportunities concentrated in the Bangor, Augusta, and Portland corridors, where industrial hiring has remained steady.
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Get Access To All JobsLife 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
Innovation.
We design reliable technology that improves the world—while prioritizing sustainability, safety, and employee well‑being.
We have an exciting opportunity within Diodes for a Manufacturing Device/Wafer Acceptance Test (WAT) Engineer. This position will support semiconductor technology development and high-volume manufacturing at our South Portland, Maine wafer fabrication facility.
Location
South Portland
Compensation
Pay range $83,000 to $112,000/year. 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
This position offers an excellent opportunity for engineers with experience in semiconductor manufacturing, device engineering, wafer-level electrical testing, or process engineering to develop technical expertise while driving improvements in product quality, process capability, yield, and manufacturing performance.
You will work closely with Technology Development, Process, Quality, and Manufacturing teams to solve complex technical challenges, support new technologies, and develop automated wafer-level electrical test solutions.
What You’ll Do
- Develop, qualify, maintain, and optimize Wafer Acceptance Test (WAT) and device characterization programs using HP4062 and related semiconductor test platforms.
- Analyze wafer-level parametric data, process control monitor structures, and device electrical characteristics to identify process excursions and yield-impacting issues.
- Troubleshoot semiconductor device, process, and electrical test-related issues and implement effective corrective actions.
- Utilize Statistical Process Control (SPC), Design of Experiments (DOE), Six Sigma, 8D, and Root Cause Analysis methodologies to improve manufacturing performance.
- Monitor and improve key manufacturing metrics, including yield, process capability (CPK), and electrical performance.
- Support technology development, process evaluations, product characterization, and new product introduction activities.
- Develop software tools, automation solutions, and data analysis methods to increase engineering productivity and manufacturing efficiency.
- Collaborate cross-functionally to drive quality improvements, operational excellence, and cost reduction initiatives.
- Prepare technical reports and present engineering findings and recommendations to stakeholders and management.
Tool You'll Use
- HP4062 parametric test system with TEL P8XL automated probers
- Custom Built Electrical Testers
- Keithley /Tektronix 4200 with Signatone manual probe station
- C, PHP, Perl, HP RMB programming
- SAS JMP, Pdf Solutions Exensio, Yield Hub Yield Management Systems
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
- Bachelor's degree or higher in Electrical Engineering, Computer Engineering, Physics, Microelectronics Engineering, Materials Science, or a related technical field.
- Strong analytical and troubleshooting skills with the ability to interpret semiconductor electrical and process data.
- Excellent communication and teamwork skills.
- Ability to manage multiple priorities in a fast-paced manufacturing environment.
- Initiative-taking with strong ownership and problem-solving capabilities.
- 1-3 years of experience in semiconductor manufacturing, device engineering, process engineering, wafer acceptance testing (WAT), or related fields.
- Knowledge of semiconductor device physics and wafer fabrication processes.
- Experience with wafer-level parametric testing, semiconductor characterization, and process monitoring structures.
- Experience with automated semiconductor test equipment and electrical measurement systems.
- Programming experience in Python, C/C++, Perl, PHP, MATLAB, JMP Scripting Language (JSL), or similar tools.
- Experience using JMP, Minitab, or comparable statistical analysis software.
- Knowledge of SPC, DOE, Process Capability Analysis, Six Sigma, and continuous improvement methodologies.
- Familiarity with analog, mixed-signal, power management, discrete, or power semiconductor devices.
- Experience developing automation, scripting, or data analytics solutions in a manufacturing environment.
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.
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
Innovation.
We design reliable technology that improves the world—while prioritizing sustainability, safety, and employee well‑being.
We have an exciting opportunity within Diodes for a Manufacturing Device/Wafer Acceptance Test (WAT) Engineer. This position will support semiconductor technology development and high-volume manufacturing at our South Portland, Maine wafer fabrication facility.
Location
South Portland
Compensation
Pay range $83,000 to $112,000/year. 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
This position offers an excellent opportunity for engineers with experience in semiconductor manufacturing, device engineering, wafer-level electrical testing, or process engineering to develop technical expertise while driving improvements in product quality, process capability, yield, and manufacturing performance.
You will work closely with Technology Development, Process, Quality, and Manufacturing teams to solve complex technical challenges, support new technologies, and develop automated wafer-level electrical test solutions.
What You’ll Do
- Develop, qualify, maintain, and optimize Wafer Acceptance Test (WAT) and device characterization programs using HP4062 and related semiconductor test platforms.
- Analyze wafer-level parametric data, process control monitor structures, and device electrical characteristics to identify process excursions and yield-impacting issues.
- Troubleshoot semiconductor device, process, and electrical test-related issues and implement effective corrective actions.
- Utilize Statistical Process Control (SPC), Design of Experiments (DOE), Six Sigma, 8D, and Root Cause Analysis methodologies to improve manufacturing performance.
- Monitor and improve key manufacturing metrics, including yield, process capability (CPK), and electrical performance.
- Support technology development, process evaluations, product characterization, and new product introduction activities.
- Develop software tools, automation solutions, and data analysis methods to increase engineering productivity and manufacturing efficiency.
- Collaborate cross-functionally to drive quality improvements, operational excellence, and cost reduction initiatives.
- Prepare technical reports and present engineering findings and recommendations to stakeholders and management.
Tool You'll Use
- HP4062 parametric test system with TEL P8XL automated probers
- Custom Built Electrical Testers
- Keithley /Tektronix 4200 with Signatone manual probe station
- C, PHP, Perl, HP RMB programming
- SAS JMP, Pdf Solutions Exensio, Yield Hub Yield Management Systems
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
- Bachelor's degree or higher in Electrical Engineering, Computer Engineering, Physics, Microelectronics Engineering, Materials Science, or a related technical field.
- Strong analytical and troubleshooting skills with the ability to interpret semiconductor electrical and process data.
- Excellent communication and teamwork skills.
- Ability to manage multiple priorities in a fast-paced manufacturing environment.
- Initiative-taking with strong ownership and problem-solving capabilities.
- 1-3 years of experience in semiconductor manufacturing, device engineering, process engineering, wafer acceptance testing (WAT), or related fields.
- Knowledge of semiconductor device physics and wafer fabrication processes.
- Experience with wafer-level parametric testing, semiconductor characterization, and process monitoring structures.
- Experience with automated semiconductor test equipment and electrical measurement systems.
- Programming experience in Python, C/C++, Perl, PHP, MATLAB, JMP Scripting Language (JSL), or similar tools.
- Experience using JMP, Minitab, or comparable statistical analysis software.
- Knowledge of SPC, DOE, Process Capability Analysis, Six Sigma, and continuous improvement methodologies.
- Familiarity with analog, mixed-signal, power management, discrete, or power semiconductor devices.
- Experience developing automation, scripting, or data analytics solutions in a manufacturing environment.
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.
Manufacturing Operator Job Roles in Maine
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Search Manufacturing Operator Jobs in MaineManufacturing Operator Jobs in Maine: Frequently Asked Questions
Which companies in Maine sponsor visas for manufacturing operators?
A handful of Maine's larger industrial employers have histories of sponsoring work visas for manufacturing roles. Sappi North America operates paper manufacturing facilities in Skowhegan and Somerset County that draw skilled process operators. Bath Iron Works, a General Dynamics subsidiary, employs large numbers of production workers in the shipbuilding sector. Larger consumer goods and food processing companies in the Portland and Lewiston areas have also filed sponsorship petitions for qualified candidates.
What visa types are most commonly used for manufacturing operator roles in Maine?
H-1B visas require a specialty occupation with a related bachelor's degree, which most production operator roles do not meet. Manufacturing operators in Maine more commonly enter on H-2B visas for temporary non-agricultural work, or on EB-3 immigrant visas for skilled and unskilled workers. Candidates with engineering or quality assurance responsibilities tied to a four-year degree may qualify for H-1B sponsorship. Each pathway depends on the specific duties and employer willingness to file.
How to find manufacturing operator visa sponsorship jobs in Maine?
Migrate Mate is built specifically for international candidates seeking visa sponsorship in the U.S., including manufacturing operator roles in Maine. You can filter directly by state and job type to surface employers who have sponsored visas for similar production roles. This saves time compared to sifting through postings where sponsorship eligibility is unclear. Migrate Mate's job board is updated regularly to reflect active sponsoring employers across Maine's industrial sectors.
Which cities in Maine have the most manufacturing operator sponsorship opportunities?
Bath and Brunswick anchor Maine's defense manufacturing sector through shipbuilding at Bath Iron Works. Skowhegan, Rumford, and the western Maine mill corridor see consistent demand for paper and pulp process operators. The Greater Portland area, including Westbrook and Scarborough, hosts food manufacturing and packaging employers. Lewiston and Auburn, Maine's second-largest metro, have a mixed industrial base that includes textiles and light manufacturing with occasional sponsorship activity.
Are there any Maine-specific factors that affect visa sponsorship for manufacturing operators?
Maine's manufacturing sector leans heavily on legacy industries like paper, shipbuilding, and food processing, which affects which roles qualify for sponsorship. Employers must meet Department of Labor prevailing wage requirements for the specific occupation and county, which vary across Maine's rural and urban areas. The state's relatively small labor market means fewer total sponsorship filings compared to larger industrial states, but competition for qualified international candidates in specialized process roles can work in an applicant's favor.
What is the prevailing wage for sponsored manufacturing operator jobs in Maine?
U.S. employers sponsoring a visa must pay at least the prevailing wage, which is what workers in the same role, area, and experience level typically earn. The Department of Labor sets this rate to make sure companies aren't hiring foreign workers simply because they'd accept lower pay than a U.S. worker. It varies by job title, location, and experience. You can look up current prevailing wage rates for any occupation and location using the OFLC Wage Search page.