Staff Mechanical Engineer Visa Sponsorship Jobs in South Carolina
Staff mechanical engineer jobs in South Carolina span aerospace manufacturing in Greenville-Spartanburg, automotive suppliers in the Upstate, and defense contractors along the coast. BMW, Michelin, Boeing, and Lockheed Martin are among the region's most active engineering employers, and several have established records of sponsoring work visas for qualified mechanical engineers at the staff level.
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Get Access To All JobsSUMMARY
infintium’s mission is to be the leader in power production through use of hydrogen fuel cell technology. infintium leverages innovative engineers from industries demanding superior design capabilities with talented green energy experts to rethink delivering the power of hydrogen from the ground up. The result is a growing portfolio of best-in-class solutions for the world’s most demanding industrial applications.
We are seeking a Staff Mechanical Engineer to serve as a senior technical leader on our Fuel Cell Power Systems (FCPS) development program for powered industrial trucks. This is a hands-on, high-ownership role. You will drive mechanical design and integration across multiple FCPS configurations, mentor junior engineers, and act as the mechanical discipline's technical authority through the full product development lifecycle from concept through design freeze, validation, and production readiness.
The company’s corporate headquarters is in Greenville, SC just minutes from the Greenville Spartanburg International Airport.
RESPONSIBILITIES / DUTIES
This role at Infintium is expected to:
- Lead mechanical design of fuel cell power systems, including structural frames, enclosures, ballast and counterweight integration, thermal management, and hydrogen storage and delivery hardware.
- Own mechanical work products through the phase-gate process, including design reviews, drawing releases, and engineering change control.
- Lead and influence development and maintenance of 3D CAD models, 2D drawings with GD&T, BOMs, and engineering documentation to release-quality standards.
- Perform and review engineering analysis: structural (FEA), thermal, vibration/shock, tolerance stack-ups, and pressure system calculations (e.g., PRV sizing per API 520).
- Design hydrogen-wetted components and plumbing in compliance with applicable codes and standards (NFPA 2, UL 2267, IEC 62282, CGA guidance); enforce hydrogen-compatible material selection and fitting practices.
- Lead root cause analysis and corrective action for mechanical failures in test and field units; feed lessons learned back into design standards.
- Define and support DV test plans; participate in design verification and production readiness reviews.
- Interface with suppliers to improve product design.
- Mentor and technically guide mechanical engineers and designers; review work products and raise the team's design standards.
REQUIRED QUALIFICATIONS / EXPERIENCE
The applicant for this position must meet these requisites:
- Bachelor’s degree in mechanical engineering (M.S. Preferred)
- 10+ years of mechanical design engineering experience
- Working knowledge of pressure systems design, fittings and tubing practices, and material compatibility for gaseous service.
- Strong fundamentals in structural and thermal analysis; able to perform hand calcs and direct FEA work.
- Proficiency in 3D CAD (SolidWorks, Creo, or NX) and drawing standards including GD&T (ASME Y14.5).
- Experience with formal engineering change control (ECO/CCB processes) and configuration management.
- Experience leading design reviews and mentoring engineers.
- Strong written and verbal communication, teamwork, and technical analysis.
- Ability to critically analyze data, new processes, and technical documents.
- Innovation and growth mindset.
- Desire to work in a hands-on environment.
PREFERRED QUALIFICATIONS
In addition, the ideal applicant would also meet the following:
- Experience with hydrogen systems, fuel cells or compressed gas.
- Familiarity with NFPA 2, UL 2267, IEC 60079.
- Experience with powered industrial trucks (forklifts) or comparable motive applications.
- Experience with DFMEA, root cause analysis methods (5 Whys, fishbone, 8D), and reliability engineering.
SUMMARY
infintium’s mission is to be the leader in power production through use of hydrogen fuel cell technology. infintium leverages innovative engineers from industries demanding superior design capabilities with talented green energy experts to rethink delivering the power of hydrogen from the ground up. The result is a growing portfolio of best-in-class solutions for the world’s most demanding industrial applications.
We are seeking a Staff Mechanical Engineer to serve as a senior technical leader on our Fuel Cell Power Systems (FCPS) development program for powered industrial trucks. This is a hands-on, high-ownership role. You will drive mechanical design and integration across multiple FCPS configurations, mentor junior engineers, and act as the mechanical discipline's technical authority through the full product development lifecycle from concept through design freeze, validation, and production readiness.
The company’s corporate headquarters is in Greenville, SC just minutes from the Greenville Spartanburg International Airport.
RESPONSIBILITIES / DUTIES
This role at Infintium is expected to:
- Lead mechanical design of fuel cell power systems, including structural frames, enclosures, ballast and counterweight integration, thermal management, and hydrogen storage and delivery hardware.
- Own mechanical work products through the phase-gate process, including design reviews, drawing releases, and engineering change control.
- Lead and influence development and maintenance of 3D CAD models, 2D drawings with GD&T, BOMs, and engineering documentation to release-quality standards.
- Perform and review engineering analysis: structural (FEA), thermal, vibration/shock, tolerance stack-ups, and pressure system calculations (e.g., PRV sizing per API 520).
- Design hydrogen-wetted components and plumbing in compliance with applicable codes and standards (NFPA 2, UL 2267, IEC 62282, CGA guidance); enforce hydrogen-compatible material selection and fitting practices.
- Lead root cause analysis and corrective action for mechanical failures in test and field units; feed lessons learned back into design standards.
- Define and support DV test plans; participate in design verification and production readiness reviews.
- Interface with suppliers to improve product design.
- Mentor and technically guide mechanical engineers and designers; review work products and raise the team's design standards.
REQUIRED QUALIFICATIONS / EXPERIENCE
The applicant for this position must meet these requisites:
- Bachelor’s degree in mechanical engineering (M.S. Preferred)
- 10+ years of mechanical design engineering experience
- Working knowledge of pressure systems design, fittings and tubing practices, and material compatibility for gaseous service.
- Strong fundamentals in structural and thermal analysis; able to perform hand calcs and direct FEA work.
- Proficiency in 3D CAD (SolidWorks, Creo, or NX) and drawing standards including GD&T (ASME Y14.5).
- Experience with formal engineering change control (ECO/CCB processes) and configuration management.
- Experience leading design reviews and mentoring engineers.
- Strong written and verbal communication, teamwork, and technical analysis.
- Ability to critically analyze data, new processes, and technical documents.
- Innovation and growth mindset.
- Desire to work in a hands-on environment.
PREFERRED QUALIFICATIONS
In addition, the ideal applicant would also meet the following:
- Experience with hydrogen systems, fuel cells or compressed gas.
- Familiarity with NFPA 2, UL 2267, IEC 60079.
- Experience with powered industrial trucks (forklifts) or comparable motive applications.
- Experience with DFMEA, root cause analysis methods (5 Whys, fishbone, 8D), and reliability engineering.
Staff Mechanical Engineer Job Roles in South Carolina
See all Staff Mechanical Engineer Jobs in South Carolina
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Search Staff Mechanical Engineer Jobs in South CarolinaStaff Mechanical Engineer Jobs in South Carolina: Frequently Asked Questions
Which companies sponsor visas for staff mechanical engineers in South Carolina?
BMW Manufacturing in Spartanburg, Michelin North America in Greenville, Boeing in North Charleston, and Lockheed Martin in Greenville have all sponsored work visas for mechanical engineers in South Carolina. Tier-one automotive and aerospace suppliers clustered in the Upstate region, including companies such as ZF and Bosch, also appear in DOL Labor Condition Application records for engineering roles at the staff level.
Which visa types realistically fit staff mechanical engineer roles in South Carolina?
Staff mechanical engineer roles typically qualify as specialty occupations requiring a bachelor's degree in mechanical engineering or a closely related field. The H-1B visa is the most common path, granting up to three years of initial status extendable to six, though it is subject to an annual cap and selection process. Canadian and Mexican nationals may qualify under the TN visa as engineers. Australian nationals can pursue the E-3 visa, which has its own annual cap and requires an LCA. EB-2 and EB-3 employment-based green cards are available for longer-term permanent residence.
Which cities in South Carolina have the most staff mechanical engineer sponsorship jobs?
Greenville and Spartanburg in the Upstate region account for the highest concentration of staff mechanical engineer positions, driven by BMW, Michelin, and a dense network of automotive and advanced manufacturing suppliers. North Charleston is the second major hub due to Boeing's commercial aircraft operations and associated defense contractors. Columbia attracts engineering roles through government-related facilities and manufacturing operations in the Midlands corridor.
How to find staff mechanical engineer visa sponsorship jobs in South Carolina?
Migrate Mate lists staff mechanical engineer positions in South Carolina from employers with verified visa sponsorship history, letting you search specifically for companies that have filed Labor Condition Applications for engineering roles. Filtering by South Carolina narrows results to Upstate, Lowcountry, and Midlands employers actively hiring at the staff level, which saves significant time compared to reviewing unverified postings elsewhere.
Are there state-specific factors that affect visa sponsorship for staff mechanical engineers in South Carolina?
South Carolina's concentration of foreign-owned manufacturers, including BMW from Germany and Michelin from France, means many employers already have established immigration compliance programs and in-house or retained immigration counsel familiar with H-1B and TN visa filings. Clemson University's engineering programs and partnerships with Upstate manufacturers also create a pipeline that keeps local employers experienced with F-1 OPT transitions for mechanical engineering graduates entering staff-level roles.
What is the prevailing wage for sponsored staff mechanical engineer jobs in South Carolina?
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.