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Mechanical Engineer II

PROFESSIONAL POWER PRODUCTS INC
Darien, WI Full Time
POSTED ON 1/8/2026
AVAILABLE BEFORE 3/8/2026

Salary: $80,000 - $92,000 / year 

 

Power Solutions International (PSI) is a leader in large gen-set packaging and enclosures. We provide turnkey, custom power packages that integrate alternators, cooling systems, controls, switchgear, cabling, and protection, delivered as containerized, skid, or walk-in solutions. Our team manages the full lifecycle from application engineering and 3D design to structural fabrication, wiring and piping, sound and thermal management, code compliance, factory acceptance testing, and site support. With scalable production capacity and disciplined program management, PSI delivers repeatable quality and reliable performance on complex builds for mission-critical and industrial applications worldwide.

 

Position Summary: 

Under the direction of the Mechanical Engineering Manager and Lead Project Engineers, the Mechanical Engineer II is responsible for new product development and implementation and must demonstrate high levels of technical skill and experience related to the application of their discipline. 

 

Essential Responsibilities: 

  • Performs assignments of a complex nature requiring a high degree of technical competence while planning, organizing, and conducting technical projects related to power generation enclosure systems design 
  • Conceives and plans projects to explore and resolve product or process problems, defines and selects new concepts and approaches to the design or development of new or improved products, equipment or processes 
  • Consolidates and presents the results of design reviews of major projects to members of the engineering group 
  • Provide technical guidance and act as a mentor to less experienced engineers, designers, and technicians 
  • Create 3D models, 2D drawings, and bills of materials using the release process 
  • Adhere to all safety procedures, including the use of personal protective equipment and navigating the plant with alert behavior 
  • All other duties assigned by management 

Requirements: 

  • Bachelor’s degree in occupational health and safety or environmental engineering preferred; may substitute with directly applicable work experience on a year-for-year basis, which built competencies and subject matter expertise 
  • Knowledge of federal and state occupational, health and safety regulations, especially OSHA standards 
  • Demonstrated success in implementing, improving, and managing programs, communication, training, and reporting related to health and safety in a manufacturing environment 
  • Tech-savvy using MS Office (especially Excel)  

Preferred Qualifications: 

Requires Professional Certification or ability to obtain one within one year: 

  • GSP - Graduate Safety Professional 
  • ASP – Associate Safety Professional 
  • CSP – Certified Safety Professional 
  • Project management skills 
  • Effective communication at all levels of the organization 
  • Bilingual Spanish/English a plus 

 

PSI offers a wide range of benefits from medical, dental, and vision to pet insurance as well as discounted prescription plans. Additionally, we also provide a 401k match, life insurance and AD&D, short- and long-term disability, and an employee assistance program. Come join our team and learn more about PSI and what we have to offer! 

Power Solutions International/3Pi is an EOE disability/vet company offering a drug-free workplace. We celebrate diversity and are committed to creating an inclusive environment for all employees. 
 

 

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Salary : $80,000 - $92,000

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