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As of August 01, 2026, the average salary for a Systems Infrastructure Engineer II in Illinois is $103,550 per year, which breaks down to an hourly rate of $50.
However, a Systems Infrastructure Engineer II's salary can vary significantly. Here’s a look at the typical salary range:
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Systems Infrastructure Engineer II Salaries by Percentile
| Annual Salary |
Monthly Pay |
Weekly Pay |
Hourly Wage |
|
| 75th Percentile | $112,770 | $9,398 | $2,169 | $54 |
| Average | $103,550 | $8,629 | $1,991 | $50 |
| 25th Percentile | $95,880 | $7,990 | $1,844 | $46 |
Experity - Chicago, IL
Vail Systems Inc. - Mundelein, IL
Providence Management and Development Company Incorporated - Tinley Park, IL
F2Onsite - Chicago, IL
A Systems Infrastructure Engineer II'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.
Experience is a primary driver of a Systems Infrastructure Engineer II'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:
| Job Role | Years of Experience | Average Salary |
|---|---|---|
| Enterprise Systems Engineer I | 0-2 years | $84,329 |
| Systems Infrastructure Engineer II | 2-4 years | $103,549 |
| Enterprise Systems Engineer III | 4-7 years | $120,122 |
| Enterprise Systems Engineer IV | 7+ years | $147,034 |
| Enterprise Systems Engineer V | 7-10 years | $168,466 |
What Am I Worth?
Your salary can change significantly depending on where you work. States with a higher cost of living and strong industrial sectors often pay more to attract Systems Infrastructure Engineer IIs. For example, consider the average annual salaries in these key locations:
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:
Systems Infrastructure Engineer II salary potential scales significantly with company size. Data shows that Enterprise companies (5,000+ employees) pay the highest average salary at around $115,918. While startup companies pay approximate $98,064.
| Company Size | Employees | Average Salary |
|---|---|---|
| Startup | 1~50 | $98,064 |
| Growth Stage | 51~500 | $103,714 |
| Established | 501~5000 | $111,940 |
| Enterprise | 5000+ | $115,918 |
For Systems Infrastructure Engineer II roles, the industry you choose can affect earning potential by as much as 49% (the gap between the highest and lowest paying industries). Data shows that the Financial Services and Software & Networking sectors offer the strongest compensation, at 24% above the average. In contrast, Systems Infrastructure Engineer positions in Edu., Gov't. & Nonprofit or Hospitality & Leisure typically offer lower base pay, as these industries often view Systems Infrastructure Engineer II as a support function rather than a direct revenue driver.
| Industry Sector | Average Annual Salary | Average Hourly Rate | Pay vs.Avg |
|---|---|---|---|
| Financial Services | $128,402 | $62.0 | 24% |
| Software & Networking | $126,331 | $61.0 | 22% |
| Biotechnology | $124,260 | $60.0 | 20% |
| Pharmaceuticals | $122,189 | $59.0 | 18% |
| Internet | $119,082 | $57.0 | 15% |
Understanding how a Systems Infrastructure Engineer II'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.
| Annual Salary | Monthly Pay | Weekly Pay | Hourly Wage | |
|---|---|---|---|---|
| 75th Percentile | $112,770 | $9,398 | $2,169 | $54 |
| Average | $103,550 | $8,629 | $1,991 | $50 |
| 25th Percentile | $95,880 | $7,990 | $1,844 | $46 |
Promotions are the fastest way to increase your earnings. As a Systems Infrastructure Engineer II, 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.
| Next Step Role | Estimate Salary | Projected Raise |
|---|---|---|
| Senior Software Systems Developer | $131,300 | 27% |
| Enterprise Applications Developer III | $131,300 | 27% |
| Enterprise Systems Engineer III | $120,200 | 16% |
| IT Systems Programmer III | $120,700 | 17% |
Ready to take the next step in your career? Browse thousands of current Systems Infrastructure Engineer II job openings on our job board. Use the search bar below to find your perfect match.
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