As of August 01, 2026, the average salary for a Mechanical Systems Engineer I in Arizona is $77,490 per year, which breaks down to an hourly rate of $37.
However, a Mechanical Systems Engineer I's salary can vary significantly. Here’s a look at the typical salary range:
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A Mechanical Systems Engineer I'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 Mechanical Systems Engineer I'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 |
|---|---|---|
| Mechanical Systems Engineer I | 0-2 years | $77,465 |
| Intermediate Mechanical Engineer | 2-4 years | $91,346 |
| Senior Mechanical Engineer | 4-7 years | $105,567 |
| Specialist Mechanical Engineer | 7+ years | $125,789 |
| Expert Mechanical Engineer | 7-10 years | $144,740 |
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 Mechanical Systems Engineer Is. For example, consider the average annual salaries in these key locations:
Mechanical Systems Engineer I salary potential scales significantly with company size. Data shows that Enterprise companies (5,000+ employees) pay the highest average salary at around $86,746. While startup companies pay approximate $73,385.
| Company Size | Employees | Average Salary |
|---|---|---|
| Startup | 1~50 | $73,385 |
| Growth Stage | 51~500 | $77,613 |
| Established | 501~5000 | $83,768 |
| Enterprise | 5000+ | $86,746 |
For Mechanical Systems Engineer I roles, the industry you choose can affect earning potential by as much as 65% (the gap between the highest and lowest paying industries). Data shows that the Software & Networking and Internet sectors offer the strongest compensation, at 35% above the average. In contrast, Mechanical Systems Engineer positions in Transportation or Telecom typically offer lower base pay, as these industries often view Mechanical Systems Engineer I as a support function rather than a direct revenue driver.
| Industry Sector | Average Annual Salary | Average Hourly Rate | Pay vs.Avg |
|---|---|---|---|
| Software & Networking | $104,612 | $50.0 | 35% |
| Internet | $100,737 | $48.0 | 30% |
| Biotechnology | $96,862 | $47.0 | 25% |
| Financial Services | $92,988 | $45.0 | 20% |
| Pharmaceuticals | $89,114 | $43.0 | 15% |
Understanding how a Mechanical Systems Engineer I'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.
Last Updated on August 01, 2026Promotions are the fastest way to increase your earnings. As a Mechanical Systems Engineer I, 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 |
|---|---|---|
| Manufacturing Product Engineer II | $90,600 | 17% |
| Intermediate Mechanical Engineer | $91,400 | 18% |
Ready to take the next step in your career? Browse thousands of current Mechanical Systems Engineer I job openings on our job board. Use the search bar below to find your perfect match.
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