Assistant Development Engineer Salary in Illinois

How much does an Assistant Development Engineer make in Illinois? As of November 01, 2026, the average salary for an Assistant Development Engineer in Illinois is $75,843 per year, which breaks down to an hourly rate of $36.

However, an Assistant Development Engineer's salary can vary significantly. Here's a look at the typical salary range:

  • Top Earners (90th percentile): $91,025
  • Majority Range (25th-75th percentile): $69,589 to $83,790
  • Entry-Level (10th percentile): $63,896

Key Factors That Influence Assistant Development Engineer Salaries

An Assistant Development Engineer'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 Assistant Development Engineer Salaries?

Experience is a primary driver of an Assistant Development Engineer'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:

  • Entry-Level (less than 1 year): $74,187
  • Early Career (1-2 years): $88,791
  • Mid-Level (2-4 years): $107,214
  • Senior-Level (5-8 years): $131,118
  • Expert (over 8 years): $160,084
Job RoleYears of ExperienceAverage Salary
Assistant Development Engineer less than 1 year $74,187
Environmental Health & Safety Administrator II 1-2 years $88,791
Environmental Health & Safety Administrator III 2-4 years $107,214
Environmental Health & Safety Administrator IV 5-8 years $131,118
Environmental Health & Safety Administrator V over 8 years $160,084

Top Paying Cities for Assistant Development Engineer

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:

  • Effingham: $69,912
  • Saint Peter: $69,816
  • Salem: $70,081

Assistant Development Engineer Salary by Industry: Top Paying Sectors

For Assistant Development Engineer roles, the industry you choose can affect earning potential by as much as 80% (the gap between the highest and lowest paying industries). Data shows that the Pharmaceuticals and Biotechnology sectors offer the strongest compensation, at 30% above the average. In contrast, Assistant Development Engineer positions in Transportation or Hospitality & Leisure typically offer lower base pay, as these industries often view Assistant Development Engineer as a support function rather than a direct revenue driver.

The top paying industries for an Assistant Development Engineer

Industry Sector Average Annual Salary Average Hourly Rate Pay vs.Avg
Pharmaceuticals $98,596 $47.0 30%
Biotechnology $94,803 $46.0 25%
Software & Networking $91,011 $44.0 20%
Energy & Utilities $87,219 $42.0 15%
Chemicals $83,427 $40.0 10%

Assistant Development Engineer Salary: Hourly Rate, Weekly Pay, and Monthly Pay

Understanding how an Assistant Development Engineer'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 November 01, 2026
$69,589
Average $75,843/year
$83,790
$5,799
Average $6,320/month
$6,982
$1,338
Average $1,459/week
$1,611
$33
Average $36/hour
$40
Annual Salary Monthly Pay Weekly Pay Hourly Wage
75th Percentile $83,790 $6,982 $1,611 $40
Average $75,843 $6,320 $1,459 $36
25th Percentile $69,589 $5,799 $1,338 $33

Find Your Next Assistant Development Engineer Job

Ready to take the next step in your career? Browse thousands of current Assistant Development Engineer job openings on our job board. Use the search bar below to find your perfect match.

  • InterSources Inc. | Elk Grove Village, IL

    InterSources Inc. | Elk Grove Village, IL

    Job Description. Job Description. Role: Software Development Engineer. Key Requirement: All proposed SDEs must have demonstrated experience with Amazon int... more

    7 Days Ago

  • Tekfortune Inc. | Peoria, IL

    Tekfortune Inc. | Peoria, IL

    Job Description. Job Description. Tekfortune is a fast-growing consulting firm specialized in permanent, contract & project-based staffing services for wor... more

    7 Days Ago

  • Q1 Technologies, Inc | Aurora, IL

    Q1 Technologies, Inc | Aurora, IL

    Job Description. Job Description. Job Description:Please strictly adhere to the following resume naming convention. ALL CAPS, NO SPACES B/T UNDERSCORES. Bi... more

    7 Days Ago

  • Tundra Technical Solutions | Mundelein, IL

    Tundra Technical Solutions | Mundelein, IL

    Job Description. What you will do. \n. \n. Take projects from requirements and use-case capture through proof of concept, testing, and mass deployment, the... more

    7 Days Ago

  • Woodstock Sterile Solutions | Woodstock, IL

    Woodstock Sterile Solutions | Woodstock, IL

    Job Description. Job Description. About Woodstock Sterile Solutions. Woodstock Sterile Solutions is a leading North American blow-fill-seal (BFS) sterile c... more

    8 Days Ago

  • Aditi Consulting | Chillicothe, IL

    Aditi Consulting | Chillicothe, IL

    Job Description. Job Description. Payrate. $52.00 - $53.00/hr.  . Position’s Contributions to Work Group. Ensuring the quality of supplies by conducting te... more

    8 Days Ago

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Where Does Our Salary Data Come From?

Salary.com salary estimates, histograms, trends, and comparisons are derived from both employer job postings and third-party data sources. We also provide multiple percentiles of salary information for your reference, click here to know Why the Salary Midpoint Formula Is Crucial to Getting Pay Equity Right. With more online, real-time compensation data than any other website, Salary.com helps you determine your exact pay target.

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