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Senior Manufacturing Engineer (Assembly)

H3X Technologies - Louisville, Colorado | OnSite

Posted Jun 10, 2026

Benefits

Parental leave
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Non-birth-parent leave
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Family-building benefits
  • Fertility benefits: Not verified
  • Adoption assistance: Not verified
  • Surrogacy assistance: Not verified
Mental health support
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Relocation assistance
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Childcare support
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Learning budget
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Verification
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Salary
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401(k) match
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Market context

U.S. role benchmark (BLS OEWS)
$116,543 U.S. median for this role
Projected growth (BLS Employment Projections)
+9.8% - Much faster than average

Matched to SOC 15-1252 - Software Engineering aggregate by role bucket.

Source: U.S. Bureau of Labor Statistics, OEWS, May 2024 and Employment Projections, 2024-2034.

Role

Role function
Engineering From the posting source checked Jun 20, 2026
Seniority
Senior From the posting source checked Jun 20, 2026
Work mode
Hybrid From the posting source checked Jun 20, 2026
In-office days
2 days From the posting source checked Jun 20, 2026

Schedule

Shift type
Not verified
Weekend work
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Company

Company stage
Growth-stage From the posting source checked Jun 20, 2026

Application

Cover letter
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Assessment
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Deadline
Not stated

Where they hire

State eligibility is not yet verified.

About this role

Senior Manufacturing Engineer (Assembly) Louisville, Colorado | OnSite About the Role At H3X https://www.h3x.tech/, we are building the most advanced electric motors in the world for sustainable aviation, marine, industrial, and defense applications. At 12 kW/kg continuous, the HPDM family of integrated motor drives is a step change in electric propulsion technology and removes one of the main barriers blocking widespread proliferation of electric and hybrid aircraft. Our motors range in size from 30 kW to 30 MW, include integrated drives, and are 3X lighter than competitors' systems. H3X is looking to hire a Senior Manufacturing Engineer to support production lines across all the HPDM products. The production team is rapidly deploying new processes and improvements to meet the growing demand for the HPDM products. A high degree of self-motivation and responsibility is required since this role will be given significant freedom and will be directly responsible for the production of a multitude of parts. Responsibilities - Scale mechanical manufacturing processes to meet growing company demand - Manage new product introduction (NPI) for sub-system and full system assemblies - Design and implement manufacturing tools and fixtures using SolidWorks - Troubleshoot and resolve assembly manufacturing issues - Own the non-conformance and corrective action process for respective production area - Identify and implement continuous improvement opportunities for yield, performance, and cost. - Create and maintain production work instructions and inspection plans. - Collaborate across departments to streamline processes and meet project timelines - Support design engineering with design for manufacturability (DFM) and

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