Senior Manufacturing Engineer

Infinity Miles Inc.; Sullivan (MO); On-site; USD 80,000 - 100,000; Full time

Job summary

Infinity Miles Inc. is seeking an experienced Senior Manufacturing Engineer to join our team in Sullivan, Missouri. The ideal candidate will develop and optimize manufacturing processes for next-generation power electronics systems and lead initiatives in a fast-paced startup environment.

This role involves hands-on product builds, supporting prototype-to-production transitions, and creating assembly procedures. The company offers significant career advancement opportunities in a growing sector focused on renewable energy and advanced technology.

Qualifications

• 7+ years of manufacturing engineering experience.
• Experience with power electronics and electrical equipment.
• Ability to work in a fast-paced startup environment.

Responsibilities

• Develop and optimize manufacturing processes for power electronics systems.
• Support prototype-to-production transition and manufacturing scale-up.
• Create assembly procedures and quality control processes.

Skills

Mechanical Engineering

Electrical Engineering

Manufacturing Processes

Lean Manufacturing

Education

Bachelor's degree in Mechanical, Electrical, Manufacturing, or Industrial Engineering

Job description

Infinity Miles is seeking an experienced Senior Manufacturing Engineer to join our growing team in Sullivan, Missouri. We are developing next-generation medium-voltage power electronics and solid-state transformer technology for data centers, renewable energy, EV charging, and grid infrastructure applications.

Preferred

• Bachelor's degree in Mechanical, Electrical, Manufacturing, Industrial Engineering, or related field
• 7+ years of manufacturing engineering experience
• Experience with power electronics, electrical equipment, industrial systems, or energy products
• Strong understanding of manufacturing processes, tooling, fixtures, and production workflows
• Experience with lean manufacturing and continuous improvement methodologies
• Ability to work in a fast-paced startup environment and support hands-on product builds

Responsibilities

• Develop and optimize manufacturing processes for advanced power electronics systems
• Support prototype-to-production transition and manufacturing scale-up
• Create assembly procedures, work instructions, and quality control processes
• Drive Design for Manufacturing (DFM) and Design for Assembly (DFA) initiatives
• Work closely with electrical, mechanical, and software engineering teams
• Support supplier qualification, production planning, and process improvement activities
• Lead root-cause analysis and corrective actions for manufacturing and quality issues

Play a key role in building the future of power infrastructure at a high-growth company with significant career advancement opportunities.