Senior Manufacturing Engineer (Assembly)

Senior Manufacturing Engineer

Bachelor’s or graduate degree in Mechanical Engineering; 5+ years manufacturing engineering; 5+ years CAD experience (SolidWorks); experience scaling complex assemblies; GD&T and part inspection expertise; strong communication; detail-oriented; proactive; CQI mindset.

Senior/Staff Mechanical Design Engineer

Mechanical Design Engineer

Bachelor’s or graduate degree in mechanical engineering; 6+ years CAD (SolidWorks); 6+ years 2D drawings & GD&T; FEA (ANSYS); flight-critical systems experience; strong communication and problem-solving.

H3X Technologies

Senior Manufacturing Engineer (Electronics)

Manufacturing Engineer

5+ years as Electronics Manufacturing or Design Engineer; PCB fabrication/assembly; HV systems; DFM; soldering; IPC standards; contract manufacturers.

Assembly Technician

2+ years hands-on mechanical assembly experience; HS diploma; ability to read and improve processes; troubleshoot; coordinate with engineers; strong communication and attention to detail; access to controlled information.

Senior/Staff Power Electronics Engineer

Power Electronics Engineer

5+ years in power electronics hardware; MS/PhD in Electrical Engineering; Altium PCB design; SiC/GaN devices; HV/HF design; strong debugging and documentation.

Manufacturing Engineer (Stator)

Bachelor’s or graduate degree in mechanical engineering; 4+ years manufacturing engineering; hands-on assembly; 5+ years CAD (SolidWorks); high voltage insulation and motor manufacturing experience; GD&T; strong communication; detail-oriented; able to learn quickly.

R&D Machinist

5+ years in machine shop; CNC experience; detail-oriented; strong communication; able to work with exotic metals; eligible for controlled information.

Quality Manager

Lead QMS development and AS9100/ISO9001 compliance; 5+ years aerospace QA; engineering/QA degree; strong communication; US Person for access to export-controlled data.

Title	Location	Date
Senior Manufacturing Engineer (Assembly) Full Time · $140K-$200K · 5+ YOE Louisville, Colorado, United States · Onsite	Louisville, Colorado, United States Onsite	Apr 8, 2026
Senior/Staff Mechanical Design Engineer Full Time · $135K-$200K · 6+ YOE Louisville, Colorado, United States · Onsite	Louisville, Colorado, United States Onsite	Mar 16, 2026
Senior Manufacturing Engineer (Electronics) Full Time · $120K-$180K · 5+ YOE Louisville, Colorado, United States · Onsite	Louisville, Colorado, United States Onsite	Mar 10, 2026
Assembly Technician Full Time · $46K-$71K/yr · 2+ YOE Louisville, Colorado, United States · Onsite	Louisville, Colorado, United States Onsite	Mar 10, 2026
Senior/Staff Power Electronics Engineer Full Time · 5+ YOE Louisville, Colorado, United States · Onsite	Louisville, Colorado, United States Onsite	Jan 14, 2026
Manufacturing Engineer (Stator) Full Time · $90K-$160K · 4+ YOE Louisville, Colorado, United States · Onsite	Louisville, Colorado, United States Onsite	Oct 16, 2025
R&D Machinist Full Time · $69K-$83K/yr · 5+ YOE Louisville, Colorado, United States · Onsite	Louisville, Colorado, United States Onsite	Sep 17, 2025
Quality Manager Full Time · $70K-$130K · 5+ YOE Louisville, Colorado, United States · Onsite	Louisville, Colorado, United States Onsite	Aug 27, 2025

Activities	Electric motor manufacturingIntegrated motor drive designPower electronics developmentAerospace propulsion engineeringDefense technology fabrication
Headquarters	US
Industries	Aerospace and DefenseElectrical Equipment
Name	H3X
Employees	58
Type	Private
Tagline	Manufacturer of high power density electric motors for sustainable aviation.
Founded	2,020
Website	h3x.tech
Latest Funding Round	Series A
Latest Funding Year	2,024
Latest Funding Amount	20,300,000
Latest Investors	Infinite Capital

H3X

About H3X