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IT Administration Support Representative III Salary in South Carolina

How much does an IT Administration Support Representative III make in South Carolina?

As of July 01, 2026, the average salary for an IT Administration Support Representative III in South Carolina is $58,900 per year, which breaks down to an hourly rate of $28.

However, an IT Administration Support Representative III's salary can vary significantly. Here’s a look at the typical salary range:

  • Top Earners (90th percentile): $71,700
  • Majority Range (25th-75th percentile): $53,400 to $65,600
  • Entry-Level (10th percentile): $48,393
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View as table View as graph 25% $53,400 10% $48,393 90% $71,700 75% $65,600 $58,900 50%(Median) Didn’t find job title? Click

IT Administration Support Representative III Salaries by Percentile

Annual
Salary		 Monthly
Pay		 Weekly
Pay		 Hourly
Wage
75th Percentile $65,600 $5,467 $1,262 $32
Average $58,900 $4,908 $1,133 $28
25th Percentile $53,400 $4,450 $1,027 $26
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Key Factors That Influence IT Administration Support Representative III Salaries

An IT Administration Support Representative III's salary isn't a fixed number. It's shaped by several important factors. Below, we'll explore how your years of experience, geographic location, and company size can directly affect your earning potential.

How Experience Level Affects IT Administration Support Representative Salaries?

Experience is a primary driver of an IT Administration Support Representative III's salary. As you build your skills and take on more complex tasks, your compensation generally increases. Here's how the average salary grows at different career stages:

  • IT Administration Support Representative I (0-1 years): $46,288
  • IT Administration Support Representative II (1-3 years): $53,277
  • IT Administration Support Representative III (3-5 years): $58,845
  • IT Administration Support Representative IV (5-7 years): $68,710
  • Information Systems (IS) Supervisor I (7+ years): $86,081
Job Role Years of Experience Average Salary
IT Administration Support Representative I0-1 years$46,288
IT Administration Support Representative II1-3 years$53,277
IT Administration Support Representative III3-5 years$58,845
IT Administration Support Representative IV5-7 years$68,710
Information Systems (IS) Supervisor I7+ years$86,081
$46,288 IT Admini...
$53,277 IT Admini...
$58,845 IT Admini...
$68,710 IT Admini...
$86,081 Informati...
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What Am I Worth?

Top Paying Cities for IT Administration Support Representative IIIs

Salaries can also vary between different cities. Major metropolitan areas or cities with a high demand for technicians often offer more competitive pay. Here are a few examples of average annual salaries in different U.S. cities:

  • Spartanburg: $58,700
  • Boiling Springs: $58,700
  • Arcadia: $58,700

IT Administration Support Representative III Salary by Company Size: Startups vs. Enterprise

IT Administration Support Representative III salary potential scales significantly with company size. Data shows that Enterprise companies (5,000+ employees) pay the highest average salary at around $65,879. While startup companies pay approximate $55,714.

IT Administration Support Representative III Salary by Company Size

Company Size Employees Average Salary
Startup1~50$55,714
Growth Stage51~500$58,926
Established501~5000$63,619
Enterprise5000+$65,879

IT Administration Support Representative III Salary by Industry: Top Paying Sectors

For IT Administration Support Representative III roles, the industry you choose can affect earning potential by as much as 40% (the gap between the highest and lowest paying industries). Data shows that the Aerospace & Defense and Biotechnology sectors offer the strongest compensation, at 20% above the average. In contrast, IT Administration Support Representative positions in Transportation or Retail & Wholesale typically offer lower base pay, as these industries often view IT Administration Support Representative III as a support function rather than a direct revenue driver.

The top paying industries for an IT Administration Support Representative III

Industry Sector Average Annual Salary Average Hourly Rate Pay vs.Avg
Aerospace & Defense$70,680$34.020%
Biotechnology$70,680$34.020%
Financial Services$70,680$34.020%
Pharmaceuticals$70,680$34.020%
Software & Networking$70,680$34.020%

IT Administration Support Representative III Salary: Hourly Rate, Weekly Pay, and Monthly Pay

Understanding how an IT Administration Support Representative III's annual salary breaks down can help with budgeting. Below, you can see the average hourly rate, weekly pay, and monthly pay for this role. Use the buttons to switch between different pay periods.

  • Yearly
  • Monthly
  • Weekly
  • Hourly
  • Table View
Last Updated on July 01, 2026
$53,400
Average $58,900/year
$65,600
$4,450
Average $4,908/month
$5,467
$1,027
Average $1,133/week
$1,262
$26
Average $28/hour
$32
Annual Salary Monthly Pay Weekly Pay Hourly Wage
75th Percentile $65,600 $5,467 $1,262 $32
Average $58,900 $4,908 $1,133 $28
25th Percentile $53,400 $4,450 $1,027 $26

IT Administration Support Representative III Salary Growth & Career Path

IT Administration Support Representative III
IT Administration Support Representative IV
IT Production Operations Supervisor
Information Systems (IS) Manager
IT Production Operations Manager

Promotions are the fastest way to increase your earnings. As an IT Administration Support Representative III, you have the following paths for advancement. The table below compares the salary raises for common next-step roles. By comparing these figures, you can choose the career path that best meets your financial goals.

IT Administration Support Representative III Salary Growth and Career Path
Next Step Role Estimate Salary Projected Raise
IT Administration Support Representative IV $68,800 17%
IT Production Operations Supervisor $89,200 51%

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Cost of Living In South Carolina

Cost of Living in South Carolina is
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