Technical Customer Support Visa Sponsorship Jobs in South Carolina
Technical customer support roles in South Carolina are concentrated in the Charlotte metro spillover corridor, Greenville's advanced manufacturing belt, and Columbia's growing technology sector. Companies like Michelin North America, Blackbaud, and Benefitfocus have established support operations here, creating openings for international candidates seeking visa sponsorship in this niche.
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Who We Are
At Allied Air Enterprises, we're proof of how effective good people can be. We've based our entire business on hiring talented, dedicated professionals and giving them the resources needed to thrive. Having the right people can elevate the attitude, ideas, quality and commitment of any facility, and we're proud to say our employees do so every day. The dedication we have for promoting environmental sustainability through innovation is only possible due to our employees’ creativity and their desire to improve the world. We believe they help us create products that are better for homeowners, better for the environment, and better for the professional dealers who install them every day.
Allied Air Enterprises is a separate division of Lennox International with corporate headquarters, manufacturing, and distribution facilities located in South Carolina. We’re committed to fostering a diverse and inclusive environment that is dedicated to supporting the growth and development of every team member to reach their fullest potential. At Allied Air, we expect a lot from one another. It's an environment built on principles of collaboration, mutual success, and transparency, with the goal of growing our business through the success of our customers and people. Does this sound like the kind of team for you?
What Drives Success
This senior engineer guides technical service teams in pre- and post-sales HVACR technical support, which includes commissioning, installation, testing and providing maintenance services to customers. Responsibilities include correctly applying the product portfolio.
Duties include, but are not limited to:
- Provide customer technical support in the setup, configuring, troubleshooting and operating of products.
- Provide necessary training to the sales group and customers on the features and proper use and application of product lines.
- Provide customer-specific programming and parameter settings for custom applications.
What We Are Looking For
Requires a bachelor's degree or an equivalent combination of education and experience. Requires at least 5 years related experience, HVAC experience preferred. Excellent customer service skills, strong math and mechanical knowledge. Has expert knowledge of calculations required for correctly applying equipment and equipment integration. Must have strong written and verbal communication skills. Able to use Microsoft Office.
What We Offer
Compensation: This is a salaried exempt role. The starting salary range for this role and market is between $97,000 - $127,050 annually. Factors that may affect starting salary include geography/market and the skills, education, experience, and other qualifications of the successful candidate. Employees in this role are also eligible for an annual bonus in accordance with the terms of the Company’s applicable plan. Employees in this role are not eligible for overtime.
Benefits: Subject to applicable eligibility requirements, the following benefits are offered for this role: tuition reimbursement; medical, dental, and vision insurance; prescription drug coverage; 401(k) retirement plan; short-term disability insurance; 8 weeks paid birthing leave; 2 weeks paid bonding leave; life and long-term disability insurance.
Depending on date of hire, and subject to applicable eligibility requirements, new employees in this role also receive up to: 12 days paid time off, 2 paid well-being days, 1 paid volunteer day, 12 paid holidays, and 3 floating holidays per year.
Our Culture
At Lennox, our Core Values of Integrity, Respect & Excellence are ingrained in the fabric of the organization. They define our culture – which is about how we do business and how we treat others. Lennox is not just a workplace; we are a global community that values each team member’s contributions. As an equal opportunity employer, we are committed to recruit, develop, and retain talented individuals from a wide range of backgrounds, ensuring that everyone has the opportunity to succeed and contribute to our continued growth and success. At Lennox, you’ll take pride in our brands, knowing you are part of something special. Come, stay, and grow with us!
Disclaimers: The compensation and benefits information is accurate as of the date of this posting. Lennox reserves the right to modify this information at any time, with or without notice, subject to applicable law.

Who We Are
At Allied Air Enterprises, we're proof of how effective good people can be. We've based our entire business on hiring talented, dedicated professionals and giving them the resources needed to thrive. Having the right people can elevate the attitude, ideas, quality and commitment of any facility, and we're proud to say our employees do so every day. The dedication we have for promoting environmental sustainability through innovation is only possible due to our employees’ creativity and their desire to improve the world. We believe they help us create products that are better for homeowners, better for the environment, and better for the professional dealers who install them every day.
Allied Air Enterprises is a separate division of Lennox International with corporate headquarters, manufacturing, and distribution facilities located in South Carolina. We’re committed to fostering a diverse and inclusive environment that is dedicated to supporting the growth and development of every team member to reach their fullest potential. At Allied Air, we expect a lot from one another. It's an environment built on principles of collaboration, mutual success, and transparency, with the goal of growing our business through the success of our customers and people. Does this sound like the kind of team for you?
What Drives Success
This senior engineer guides technical service teams in pre- and post-sales HVACR technical support, which includes commissioning, installation, testing and providing maintenance services to customers. Responsibilities include correctly applying the product portfolio.
Duties include, but are not limited to:
- Provide customer technical support in the setup, configuring, troubleshooting and operating of products.
- Provide necessary training to the sales group and customers on the features and proper use and application of product lines.
- Provide customer-specific programming and parameter settings for custom applications.
What We Are Looking For
Requires a bachelor's degree or an equivalent combination of education and experience. Requires at least 5 years related experience, HVAC experience preferred. Excellent customer service skills, strong math and mechanical knowledge. Has expert knowledge of calculations required for correctly applying equipment and equipment integration. Must have strong written and verbal communication skills. Able to use Microsoft Office.
What We Offer
Compensation: This is a salaried exempt role. The starting salary range for this role and market is between $97,000 - $127,050 annually. Factors that may affect starting salary include geography/market and the skills, education, experience, and other qualifications of the successful candidate. Employees in this role are also eligible for an annual bonus in accordance with the terms of the Company’s applicable plan. Employees in this role are not eligible for overtime.
Benefits: Subject to applicable eligibility requirements, the following benefits are offered for this role: tuition reimbursement; medical, dental, and vision insurance; prescription drug coverage; 401(k) retirement plan; short-term disability insurance; 8 weeks paid birthing leave; 2 weeks paid bonding leave; life and long-term disability insurance.
Depending on date of hire, and subject to applicable eligibility requirements, new employees in this role also receive up to: 12 days paid time off, 2 paid well-being days, 1 paid volunteer day, 12 paid holidays, and 3 floating holidays per year.
Our Culture
At Lennox, our Core Values of Integrity, Respect & Excellence are ingrained in the fabric of the organization. They define our culture – which is about how we do business and how we treat others. Lennox is not just a workplace; we are a global community that values each team member’s contributions. As an equal opportunity employer, we are committed to recruit, develop, and retain talented individuals from a wide range of backgrounds, ensuring that everyone has the opportunity to succeed and contribute to our continued growth and success. At Lennox, you’ll take pride in our brands, knowing you are part of something special. Come, stay, and grow with us!
Disclaimers: The compensation and benefits information is accurate as of the date of this posting. Lennox reserves the right to modify this information at any time, with or without notice, subject to applicable law.
Technical Customer Support Job Roles in South Carolina
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Search Technical Customer Support Jobs in South CarolinaTechnical Customer Support Jobs in South Carolina: Frequently Asked Questions
Which companies sponsor visas for technical customer support roles in South Carolina?
Blackbaud, headquartered in Charleston, and Benefitfocus are among the most active technology employers in South Carolina that have sponsored work visas for technical roles. Michelin North America's Greenville-area headquarters also supports technical customer-facing positions. Larger enterprise software and SaaS companies with South Carolina offices tend to have established immigration sponsorship programs more consistently than smaller regional firms.
Which visa types are most common for technical customer support roles in South Carolina?
The H-1B is the most common visa category for technical customer support roles, provided the position requires a bachelor's degree in a specific technical field such as computer science, information systems, or engineering. Some roles may qualify under the TN visa for Canadian and Mexican nationals if the position aligns with an eligible TN occupation. L-1 transfers are also possible for candidates moving from a foreign affiliate of a U.S. employer.
Which cities in South Carolina have the most technical customer support sponsorship jobs?
Charleston leads South Carolina for technical customer support sponsorship activity, driven by its concentration of software and fintech companies including Blackbaud and Benefitfocus. Greenville is the second-largest hub, anchored by Michelin and a growing cluster of manufacturing technology firms. Columbia, as the state capital and home to the University of South Carolina, also generates demand, particularly from healthcare IT and government technology contractors.
How to find technical customer support visa sponsorship jobs in South Carolina?
Migrate Mate is a job board built specifically for international candidates seeking visa sponsorship in the U.S., and you can filter directly for technical customer support roles in South Carolina. This saves significant time compared to manually screening postings, since Migrate Mate focuses on employers who have indicated sponsorship willingness. Targeting Charleston and Greenville when filtering gives you access to the highest concentration of relevant openings in the state.
Are there state-specific factors that affect visa sponsorship for technical customer support jobs in South Carolina?
South Carolina does not have a state income tax on wages in the same structure as some other states, which can affect how employers calculate prevailing wage obligations under Department of Labor requirements for H-1B petitions. The state's strong manufacturing and technology corridor around Greenville-Spartanburg means some technical support roles are tied to industrial software platforms, which can strengthen the specialty occupation argument for H-1B eligibility. University pipelines from Clemson and the University of South Carolina also supply OPT candidates who transition to sponsored roles.
What is the prevailing wage for sponsored technical customer support 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.
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