Salary data is based on the Rockford, IL metropolitan area and applied to Rockford using local cost-of-living adjustments.

Computer Hardware Engineers Salaries in Rockford, IL

Average Base Pay

$110,876/yr

14% below national average

Monthly

$9,240

Hourly

$53

Cost Index

Computer Hardware Engineers in Rockford, IL earn an average of $110,876 per year, with most salaries falling between $88,701 and $133,051 depending on experience, employer, and specialization. At 14% below the national average, Rockford offers a more modest rate for this role, in part reflecting a local cost of living index of 71. For professionals evaluating a move or negotiating an offer, the headline salary is only part of the picture—what matters most is how far that income actually goes once taxes, rent, and daily expenses are factored in. The sections below break that down in full for Rockford.

Salary Range

The chart below shows the full compensation spectrum for this role, from entry-level to senior positions. The highlighted center bars represent the 25th–75th percentile band where most professionals are paid.

$83K
Low

$111K
Median

$139K
High

25th percentile: $94K75th percentile: $128K

About Computer Hardware Engineers

Electrical Engineers design, develop, and test electrical systems and components including power generation and distribution systems, electronic circuits, communication systems, control systems, and embedded systems. The field spans power engineering, electronics, signal processing, telecommunications, and embedded systems design. Power engineers design high-voltage transmission systems, substations, and electrical distribution networks. Electronics engineers design printed circuit boards, analog and digital circuits, and microelectronic devices. Embedded systems engineers develop firmware and hardware for microcontrollers in products ranging from appliances to aerospace systems. Control engineers design feedback and automation systems for manufacturing, robotics, and process control. Electrical engineers use simulation tools such as MATLAB, Simulink, SPICE, and Altium Designer, and must translate theoretical designs into physical hardware that meets performance, reliability, and regulatory requirements. They work in energy, manufacturing, telecommunications, aerospace, automotive, and consumer electronics industries. PE licensure is required for power systems engineers working on public utility projects.

What Computer Hardware Engineers Do

Design electrical systems, circuits, and components for products or infrastructure
Develop schematics and PCB layouts using EDA tools
Perform circuit analysis, simulation, and validation testing
Specify electrical components and materials for design requirements
Develop firmware for embedded systems and microcontrollers
Ensure designs meet safety standards and regulatory requirements
Collaborate with mechanical engineers, software engineers, and manufacturing teams
Troubleshoot and resolve electrical system failures

Key Skills & Qualifications

Circuit design and analysis (analog and digital)
PCB design using Altium Designer, KiCad, or Eagle
MATLAB and Simulink for modeling and simulation
Embedded C/C++ programming for microcontrollers
Power systems fundamentals and electrical code knowledge
Oscilloscope, multimeter, and laboratory instrument proficiency
PE licensure (required for power engineering roles)
Cross-disciplinary collaboration with mechanical and software teams

Career Path

Electrical Engineer I / EIT
Electrical Engineer II
Senior Electrical Engineer
Principal / Staff Engineer
Engineering Manager / Chief Engineer

Computer Hardware Engineers Market in Rockford, IL

Salary Competitiveness

Rockford currently pays 14% below the national median for Computer Hardware Engineers. This gap can reflect a lower regional cost base, thinner employer density, or a surplus of qualified candidates relative to open roles—factors worth factoring into any offer negotiation or relocation calculation.

Cost of Living Impact

Rockford's cost of living runs below the national average, which works in favor of this salary. Essential monthly expenses account for approximately 28% of take-home pay—a ratio that leaves meaningful room for savings, debt reduction, and discretionary spending compared with higher-cost metros.

Effective Purchasing Power

After adjusting for local taxes and cost of living, a Computer Hardware Engineers earning $110,876 in Rockford reaches a strong purchasing-power position. The effective standard of living this income supports is materially higher than the gross number alone implies—a useful data point for professionals comparing offers across metro areas.

vs. National Avg

-14%

Cost Pressure

28%

Purchasing Power

Strong

Take-Home Pay Calculator

Enter any gross salary to see how federal and state taxes affect your actual take-home pay, broken down by year, month, and week. Results use an estimated effective tax rate of 27% based on this location and income level.

Annual Salary

Take-home (73%)Taxes (27%)

Annual Net

$80,939

Monthly

$6,745

Weekly

$1,557

Eff. Tax Rate

27%

A gross salary of $110,876 for a Computer Hardware Engineers in Rockford translates to roughly $6,745 in monthly take-home pay after estimated federal and state taxes. Set against monthly living costs of $1,907—covering housing, food, transportation, utilities, and healthcare—that leaves approximately $4,838 per month in disposable income. That margin, not the gross number, is what determines whether you can comfortably cover rent, build savings, and afford discretionary spending in Rockford's current market.

How far does this salary go in Rockford?

Cost of Living in Rockford

Estimated monthly expenses for a single person in Rockford, benchmarked against US regional price indices for housing, food, transportation, utilities, and healthcare.

Cost Index

Below Avg — US average is 100. Based on a single person (1-bed apartment).

🏠Housing / Rent$950/mo

🍔Food & Groceries$410/mo

🚗Transportation$120/mo

💡Utilities$165/mo

🏥Healthcare$262/mo

Monthly$1,907

Annual$22,884

Disposable Income$4,838

Financial Reality Check

This section compares estimated monthly take-home pay against typical living costs in Rockford to show your real disposable income—the amount remaining after essential bills are paid each month.

Monthly Take-Home

$6,745

Living Costs

$1,907

Disposable

$4,838

Cost Index

Lifestyle

Comfortable

With a monthly take-home of $6,745, your estimated living costs in Rockford are $1,907 ($22,884/yr). This leaves $4,838 per month in disposable income, indicating a comfortable standard of living. Rockford's cost of living is 29% below the national average.

Overall, a Computer Hardware Engineers earning $110,876 in Rockford falls into a comfortable lifestyle tier and has meaningful room to save, invest, and absorb unexpected expenses without financial stress. With a cost index of 71, Rockford is 29% more affordable than the national average, which extends your purchasing power. Regardless of tier, prioritizing retirement contributions, an emergency fund of three to six months' expenses, and incremental debt reduction will yield the greatest long-term financial stability—especially as living costs in Rockford continue to evolve.