Mechanical Commissioning Engineer

Rippling, Inc.; Town of Texas (WI); On-site; USD 120,000 - 150,000; Full time

Job summary

Pacifico Energy is seeking a Mechanical Commissioning Engineer for the Cedar Creek project in the United States. You will serve as the owner's witness and provide technical judgement on mechanical systems including inlet air, fuel gas, lube oil, water treatment, fire protection, HVAC and the mechanical balance of plant.

You will review commissioning procedures, witness tests, track readiness through turnover, resolve startup issues with contractors, and ensure preservation during commissioning.

Qualifications

• 10+ years commissioning mechanical systems on power or process plants.
• Hands-on experience with lube oil flushing and rotating equipment startup.
• Working knowledge of ASME codes.
• Proficiency with Bluebeam Revu, Procore and AI tools used with human verification.
• Bachelor's degree in mechanical engineering, or equivalent years of field experience.

Responsibilities

• Review mechanical commissioning procedures before execution.
• Witness flushing, cleaning, leak testing and functional testing.
• Track system readiness through to turnover.
• Drive resolution of mechanical startup issues with the contractor and vendors.
• Verify preservation is maintained through the commissioning period.
• Support performance testing of mechanical systems.

Skills

Commissioning experience

ASME codes

Field troubleshooting

Bluebeam Revu

Procore

AI tools

Education

Bachelor's degree in mechanical engineering

Tools

Bluebeam Revu

Procore

Job description

Pacifico Energy develops, finances, builds, and operates energy infrastructure that powers businesses and communities. In the U.S., we are tackling one of the biggest challenges facing AI and large-scale data centers: access to reliable power. Our private grids bring dedicated generation and energy storage directly to customers, helping projects move forward without waiting for traditional utility connections. We draw on Pacifico Energy Group’s experience across the U.S., Japan, South Korea, and Vietnam, spanning solar, wind, battery storage, and natural gas. Joining Pacifico means helping turn ambitious energy projects into operating infrastructure, with work that connects directly to the people and businesses building the future of AI.

Cedar Creek is a 1,100 MW simple-cycle gas turbine power project entering startup. As Mechanical Commissioning Engineer you are the owner's witness and technical judgement on the mechanical systems: inlet air, fuel gas, lube oil, water treatment, fire protection, HVAC and the mechanical balance of plant.

What you get to do:

• Review mechanical commissioning procedures before execution.
• Witness flushing, cleaning, leak testing and functional testing.
• Track system readiness through to turnover.
• Drive resolution of mechanical startup issues with the contractor and vendors.
• Verify preservation is maintained through the commissioning period.
• Support performance testing of mechanical systems.

What you bring to the role:

• 10+ years commissioning mechanical systems on power or process plants.
• Hands-on experience with lube oil flushing and rotating equipment startup.
• Working knowledge of ASME codes.
• Proficiency with Bluebeam Revu, Procore and AI tools used with human verification.
• Bachelor's degree in mechanical engineering, or equivalent years of field experience.

Nice to have:

• Owner-side commissioning experience.
• OSHA 30 — provided by the project after mobilization if you do not already hold it.