Green Card Plant Engineer Jobs
Plant Engineer roles at U.S. manufacturing and industrial facilities qualify for EB-2 and EB-3 green card sponsorship through the PERM labor certification process. Employers document recruitment efforts, file an I-140 immigrant petition, and support your path to lawful permanent residency. Engineering roles tied to production systems and process optimization align well with PERM sponsorship requirements.
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Get Access To All JobsPlant Engineer
Location: On-site - Portsmouth, NH.
The Plant Engineer supports ongoing Lonza operations by providing technical assistance as it relates to manufacturing and process systems. The role acts as a technical resource to operations customers to ensure that equipment and facilities are designed, operated, and maintained to meet production needs. Responsibilities of the role include implementation of engineering projects to support manufacturing requirements.
What you will get:
- An agile career and dynamic working culture.
- An inclusive and ethical workplace.
- 401(k) matching plan.
- Competitive compensation programs that reward high performance.
- Comprehensive medical, dental, and vision insurance.
Access to our full list of global benefits: https://www.lonza.com/careers/benefits
What you will do:
- Manufacturing Support – Develop expertise in manufacturing equipment and processes; troubleshoot major breakdowns and quality issues; provide SME support for equipment design and operation.
- Technical Analysis – Perform troubleshooting and analyses such as PI data review, CIP/SIP circuit checks, MOC and flow path evaluations.
- Process Integration – Assist with tech transfer of new processes, update preventive maintenance plans, and manage spare parts inventory.
- Project Execution – Support planning and implementation of equipment changes and process improvements; execute commissioning protocols and manage change requests.
- Quality & Compliance – Participate in deviation investigations, root cause analyses (RCAs), and complete CAPA actions to ensure compliance.
- Documentation – Review and update SOPs, work instructions, batch records, and engineering documents; author commissioning protocols.
- Training & Systems – Maintain compliance with all training requirements (SAP Learning Portal, ComplianceWire, iComply, QSMRT) and ensure no overdue tasks.
What we are looking for:
- Bachelor's Degree in Engineering Discipline is required.
- Preferred area of study: Chemical Engineering or Mechanical Engineering.
- Entry level position to 4 years of experience.
- Practical experience in the application of engineering principles to plant systems; Biopharmaceutical/process experience preferred but not required at this level.
- Proficient with Microsoft Office Suite with focus on Outlook, Word, PowerPoint and Excel.
At Lonza, our people are our greatest strength. With 30+ sites across five continents, our globally connected teams work together every day to manufacture the medicines of tomorrow. Our core values of Collaboration, Accountability, Excellence, Passion and Integrity reflect who we are and how we work together. Everyone’s ideas, big or small, have the potential to improve millions of lives, and that’s the kind of work we want you to be part of.
Innovation thrives when people from all backgrounds bring their unique perspectives to the table. At Lonza, we offer equal employment opportunities to all qualified applicants regardless of race, religion, color, national origin, sex, sexual orientation, gender identity, age, disability, veteran status, or any other characteristic protected by law. If you’re ready to help turn our customers’ breakthrough ideas into viable therapies, we look forward to welcoming you on board.
Ready to shape the future of life sciences? Apply now.
Plant Engineer
Location: On-site - Portsmouth, NH.
The Plant Engineer supports ongoing Lonza operations by providing technical assistance as it relates to manufacturing and process systems. The role acts as a technical resource to operations customers to ensure that equipment and facilities are designed, operated, and maintained to meet production needs. Responsibilities of the role include implementation of engineering projects to support manufacturing requirements.
What you will get:
- An agile career and dynamic working culture.
- An inclusive and ethical workplace.
- 401(k) matching plan.
- Competitive compensation programs that reward high performance.
- Comprehensive medical, dental, and vision insurance.
Access to our full list of global benefits: https://www.lonza.com/careers/benefits
What you will do:
- Manufacturing Support – Develop expertise in manufacturing equipment and processes; troubleshoot major breakdowns and quality issues; provide SME support for equipment design and operation.
- Technical Analysis – Perform troubleshooting and analyses such as PI data review, CIP/SIP circuit checks, MOC and flow path evaluations.
- Process Integration – Assist with tech transfer of new processes, update preventive maintenance plans, and manage spare parts inventory.
- Project Execution – Support planning and implementation of equipment changes and process improvements; execute commissioning protocols and manage change requests.
- Quality & Compliance – Participate in deviation investigations, root cause analyses (RCAs), and complete CAPA actions to ensure compliance.
- Documentation – Review and update SOPs, work instructions, batch records, and engineering documents; author commissioning protocols.
- Training & Systems – Maintain compliance with all training requirements (SAP Learning Portal, ComplianceWire, iComply, QSMRT) and ensure no overdue tasks.
What we are looking for:
- Bachelor's Degree in Engineering Discipline is required.
- Preferred area of study: Chemical Engineering or Mechanical Engineering.
- Entry level position to 4 years of experience.
- Practical experience in the application of engineering principles to plant systems; Biopharmaceutical/process experience preferred but not required at this level.
- Proficient with Microsoft Office Suite with focus on Outlook, Word, PowerPoint and Excel.
At Lonza, our people are our greatest strength. With 30+ sites across five continents, our globally connected teams work together every day to manufacture the medicines of tomorrow. Our core values of Collaboration, Accountability, Excellence, Passion and Integrity reflect who we are and how we work together. Everyone’s ideas, big or small, have the potential to improve millions of lives, and that’s the kind of work we want you to be part of.
Innovation thrives when people from all backgrounds bring their unique perspectives to the table. At Lonza, we offer equal employment opportunities to all qualified applicants regardless of race, religion, color, national origin, sex, sexual orientation, gender identity, age, disability, veteran status, or any other characteristic protected by law. If you’re ready to help turn our customers’ breakthrough ideas into viable therapies, we look forward to welcoming you on board.
Ready to shape the future of life sciences? Apply now.
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Get Access To All JobsTips for Finding Green Card Sponsorship as a Plant Engineer
Align your credentials with PERM documentation
PERM requires your employer to define a minimum job requirement that matches your actual qualifications. Make sure your engineering degree, any professional licensure, and relevant certifications are translated, evaluated, and ready before your employer files with DOL.
Target manufacturers enrolled in E-Verify
Employers who use E-Verify are already integrated into federal employment verification systems, which signals familiarity with immigration compliance. Industrial manufacturers, automotive plants, and chemical processing facilities in this workforce tend to have in-house HR equipped to manage PERM filings.
Search EB-3 sponsors using Migrate Mate
Find Plant Engineer roles at companies with active green card sponsorship history using Migrate Mate. Filtering by EB-3 sponsors in manufacturing and industrial sectors saves you from applying to employers who have never navigated PERM for engineering positions.
Understand the EB-2 versus EB-3 classification decision
If your Plant Engineer role requires only a bachelor's degree, PERM typically routes to EB-3. If the position genuinely requires a master's or equivalent advanced degree, your employer may file under EB-2, which can affect your priority date and overall green card timeline.
Negotiate green card sponsorship before accepting an offer
Once you've received an offer, confirm in writing that the employer will initiate PERM within an agreed timeframe. Some manufacturers delay filing for months after hire. Clarifying the sponsorship timeline during the offer stage protects you from unexpected waits after you've already relocated.
Use O*NET to verify your role meets specialty occupation standards
Before PERM is filed, confirm your specific Plant Engineer duties map to the O*NET occupation profile for industrial or manufacturing engineers. USCIS and DOL both evaluate whether the job duties justify the degree requirement listed in the PERM application.
Green Card Plant Engineer: Frequently Asked Questions
Does a Plant Engineer role qualify for EB-2 or EB-3 green card sponsorship?
Most Plant Engineer positions qualify under EB-3 as skilled workers requiring at least a bachelor's degree in mechanical, industrial, or chemical engineering. If your employer structures the role to require a master's degree or equivalent advanced credentials, EB-2 may apply. The PERM application documents which classification fits the specific position.
How does PERM green card sponsorship differ from H-1B for a Plant Engineer?
H-1B visa is a temporary work visa with an annual cap and lottery selection, while PERM-based green card sponsorship leads to permanent residency with no annual cap at the EB-3 category level for most countries outside India and China. The PERM process takes longer overall, but once your I-140 is approved, your status isn't tied to a single employer in the same way an H-1B is.
What does the PERM labor certification process involve for a Plant Engineer employer?
Your employer must conduct a formal recruitment campaign to demonstrate no qualified U.S. workers are available for the Plant Engineer role. This includes job postings, newspaper advertisements, and internal notices. DOL reviews the recruitment results before certifying the PERM application, which is required before filing the I-140 immigrant petition with USCIS.
How do I find Plant Engineer jobs where the employer will sponsor a green card?
Search for Plant Engineer positions specifically filtered by EB-2 and EB-3 green card sponsorship history using Migrate Mate. Many manufacturing employers sponsor visas but don't advertise it in job postings. Focusing your search on companies with a documented PERM filing history in industrial and production engineering roles narrows your list to realistic opportunities.
Can my Plant Engineer job duties affect whether my PERM application gets certified?
Yes. DOL evaluates whether the duties listed in the PERM application genuinely require the stated degree. If your Plant Engineer role includes general operations management tasks that don't require an engineering degree, DOL may audit or deny the application. Ensure your employer's job description reflects the technical engineering functions that justify the PERM classification.