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Gearbox Design Engineer Salary in Portsmouth, NH

How much does a Gearbox Design Engineer make in Portsmouth, NH?

$119,177 (USD)/year

Average Bonus

$4,088 (USD)

per Year
Total Compensation

$121,697.77

As of July, 23, 2026, the average gearbox design engineer gross salary in Portsmouth, New Hampshire is $119,177 or an equivalent hourly rate of $57. In addition, gearbox design engineers earn an average bonus of $4,088. An entry level gearbox design engineer with 1-3 years of experience earns an average salary of $83,778. At the higher end of the pay range, a senior level gearbox design engineer with 8+ years of experience earns an average salary of $133,817. Salary estimates are based on salary survey data collected directly from employers in Portsmouth, New Hampshire.
Data powered by ERI

Salary Potential for a Gearbox Design Engineer

Explore the estimated salary growth for a Gearbox Design Engineer in Portsmouth, NH for up to 5 years. The estimated salary of a Gearbox Design Engineer will be $122,360 in 1 year and $135,962 in 5 years.
View Salary by Year
Estimated Salary
$125,627
Average Growth
5.4 %
The estimated salary for a Gearbox Design Engineer in 2 years is $125,627, which is 5.4 % average growth. This information is based on ERI's compensation database.

Typical Gearbox Design Engineer Education

This chart displays the highest level of education for Gearbox Design Engineers.

  • 0% of Gearbox Design Engineers have less than a High School Diploma
  • 0% of Gearbox Design Engineers have a High School Diploma
  • 0% of Gearbox Design Engineers have an Associate's Degree
  • 100% of Gearbox Design Engineers have a Bachelor's Degree
  • 0% of Gearbox Design Engineers have a Master's Degree
  • 0% of Gearbox Design Engineers have a Doctorate Degree

The typical field of study for a Gearbox Design Engineer is Civil Engineering.

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Popular Skills for a Gearbox Design Engineer

Skills data not available for this job

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Cost of Living in Portsmouth, NH

The cost of living in Portsmouth, NH is 36% higher than the national average.
Cost of living trend higher
36% higher
than the national average
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Frequently Asked Questions

What does a Gearbox Design Engineer do?
Designs, conceives and engineers components and systems schematics for gearboxes and transmission systems. Reviews and validates completed design schematics to ensure gearbox designs conform to engineering standards and calculations are accurate. Prototypes, tests and trials gearbox models to determine fault points. Benchmarks, stress tests, and iterates gearbox designs. Participates in documentation reviews and technical manual writing for gearbox parts and systems.
How much does a Gearbox Design Engineer make in Portsmouth, NH?
The average salary for a Gearbox Design Engineer is $119,177 per year or $57.30 per hour in Portsmouth, NH. Top earners have reported making up to $133,817. However, the typical pay range in Portsmouth, NH is between $83,778 and $133,817 annually.
What is the salary trajectory for a Gearbox Design Engineer?
Gearbox Design Engineer is projected to see a 14.1 % salary change in 5 years.
How can you increase your salary?
Increasing your salary often starts with understanding your value in today’s job market. You can increase your earning potential by building your skills, advancing your education, moving into a new role or industry, switching companies, or negotiating pay.
How can you negotiate a salary offer? 
Negotiating a salary offer involves preparation and finding our your market value. Use our salary calculator to find out how much you should be paid based on what someone in your area, with similar experience, earns. Use this personalized report to help negotiate a higher salary offer or find your dream career. 
What are some factors that impact Gearbox Design Engineer salaries? 
Several factors can impact your salary, including experience, company size, job market, location, industry, and more. Understanding how these factors affect your role can help you spot pay gaps and provide opportunities for a competitive salary.

About Our Data

This page is an excerpt of the much more complete compensation information available in ERI's Assessor Series.

ERI compiles the most robust and accurate salary, cost-of-living, and executive compensation survey database available. Data are analyzed using AI and traditional statistics, depending on which approach is best for a particular application. ERI collects salary survey data from five different sources, which you can learn about here.

Verified Sources
Data sourced from internal salary surveys, purchased surveys, public sources, HRIS data, and proprietary databases.
Real-Time Data
Our salary database is updated and verified approximately every six weeks.
Quality Assurance
Along with our data scientists, we have included AI in our rigorous process to analyze and provide the highest quality data.

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