How much does an Assembly Process Engineer make in Montana? As of August 01, 2026, the average salary for an Assembly Process Engineer in Montana is $96,420 per year, which breaks down to an hourly rate of $46.

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

  • Top Earners (90th percentile): $110,936
  • Majority Range (25th-75th percentile): $89,914 to $104,018
  • Entry-Level (10th percentile): $83,991

Key Factors That Influence Assembly Process Engineer Salaries

An Assembly Process 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 Assembly Process Engineer Salaries?

Experience is a primary driver of an Assembly Process 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): $82,750
  • Early Career (1-2 years): $94,837
  • Mid-Level (2-4 years): $105,268
  • Senior-Level (5-8 years): $128,674
  • Expert (over 8 years): $112,257
Job RoleYears of ExperienceAverage Salary
Process Engineer I less than 1 year $82,750
Assembly Process Engineer 1-2 years $94,837
Process Engineer III 2-4 years $105,268
Process Engineer IV 5-8 years $128,674
Process Engineering Supervisor over 8 years $112,257

Top Paying Cities for Assembly Process 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:

  • Absarokee: $95,833
  • Acton: $98,153
  • Ashland: $95,759

Assembly Process Engineer Salary by Industry: Top Paying Sectors

For Assembly Process Engineer roles, the industry you choose can affect earning potential by as much as 120% (the gap between the highest and lowest paying industries). Data shows that the Software & Networking and Pharmaceuticals sectors offer the strongest compensation, at 50% above the average. In contrast, Assembly Process Engineer positions in Transportation or Telecom typically offer lower base pay, as these industries often view Assembly Process Engineer as a support function rather than a direct revenue driver.

The top paying industries for an Assembly Process Engineer

Industry Sector Average Annual Salary Average Hourly Rate Pay vs.Avg
Software & Networking $144,630 $70.0 50%
Pharmaceuticals $125,346 $60.0 30%
Biotechnology $120,525 $58.0 25%
Energy & Utilities $115,704 $56.0 20%
Aerospace & Defense $106,062 $51.0 10%

Assembly Process Engineer Salary: Hourly Rate, Weekly Pay, and Monthly Pay

Understanding how an Assembly Process 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 August 01, 2026
$89,914
Average $96,420/year
$104,018
$7,493
Average $8,035/month
$8,668
$1,729
Average $1,854/week
$2,000
$43
Average $46/hour
$50
Annual Salary Monthly Pay Weekly Pay Hourly Wage
75th Percentile $104,018 $8,668 $2,000 $50
Average $96,420 $8,035 $1,854 $46
25th Percentile $89,914 $7,493 $1,729 $43

Find Your Next Assembly Process Engineer Job

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

  • Weyerhaeuser | Missoula, MT

    Weyerhaeuser | Missoula, MT

    Weyerhaeuser is seeking a Process Control Engineer to support our manufacturing operations and drive safe, reliable, and efficient production. In this role... more

    5 Days Ago

  • Automationtechies | Billings Metropolitan Area, MT

    Automationtechies | Billings Metropolitan Area, MT

    Job Description. Job Description. Senior Process Control Engineer. Location: Billings, MT. Salary: $133,000–$199,000 per year. Take a lead role in refinery... more

    6 Days Ago

  • Sibanye Stillwater | Columbus, MT

    Sibanye Stillwater | Columbus, MT

    Job Description. Job Description. Process Control EngineerLocation: Columbus, MTSite - Stillwater Mine & East Boulder Mine Schedule:5x2, 4x3 9hr ShiftsJob ... more

    6 Days Ago

  • Express Employment Professionals - Libby | Libby, MT

    Express Employment Professionals - Libby | Libby, MT

    Job Description. Job Description. Senior Systems Industrial Engineer — Assembly Architecture. You orchestrate how an entire vehicle comes together — from f... more

    6 Days Ago

  • Ford Motor Company | ELIZABETHTOWN, KY

    Ford Motor Company | ELIZABETHTOWN, KY

    Ford Energy is a newly formed, wholly-owned subsidiary of Ford Motor Company dedicated to accelerating U.S. energy independence. Leveraging Ford's century ... more

    7 Days Ago

  • Johns Manville Corp - Berkshire Hathaway | WATERVILLE, OH

    Johns Manville Corp - Berkshire Hathaway | WATERVILLE, OH

    Process Engineer Waterville Plt 7 OH R26_1414 Full time Who We Are Johns Manville is a leading manufacturer and marketer of premium-quality insulation and ... more

    10 Days Ago

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