Senior Thermal Engineer - Geothermal & Power Systems

Invenergy, LLC; Chicago (IL); Hybrid; USD 85,000 - 108,000; Full time

Benefits offered by this job

Medical, dental and vision insurance

401k

Paid time off

Hybrid schedule

Job summary

Invenergy LLC is seeking a Senior Staff Engineer, Thermal, to support development, engineering, permitting, construction, and commissioning of geothermal and thermal power projects across North America. The role requires coordinating with engineering teams, geophysicists, and contractors, reviewing bids, and managing major equipment suppliers while ensuring project performance and safety.

The position emphasizes thermodynamics, heat transfer, and turbine performance, with a hybrid work schedule

Qualifications

• BS in mechanical, electrical, civil, petroleum, chemical or related engineering.
• 2+ years’ experience in project engineering management of large capital projects with a focus on geothermal power generation or thermal power generation.
• Knowledge of regulatory, siting, and environmental permitting processes for large-scale industrial projects.
• Experience with geothermal production facilities focusing on translating subsurface energy into usable power, emphasizing facility design and fluid mechanics.
• Excel spreadsheet modeling.

Responsibilities

• Perform and review basic and detail design for power generation projects.
• Advise on feasibility using geothermal technologies and project constraints.
• Lead technical efforts during development and collaborate on reservoir modelling and detailed design.
• Perform and review thermal heat balances for thermal power generation projects.
• Coordinate with vendors and OEMs to define technical requirements and receive proposals.
• Provide engineering oversight during project design, construction, and commissioning.
• Coordinate internal teams to align development with financial objectives.

Skills

Geothermal power

Project engineering

Thermodynamics/heat transfer

Team collaboration

Education

BS in mechanical, electrical, civil, petroleum, chemical or related engineering

Tools

Microsoft Excel

ORC (Organic Rankine Cycle)

Steam turbines

Job description

Invenergy LLC is seeking a Senior Staff Engineer, Thermal, to support development, engineering, permitting, construction, and commissioning of geothermal and thermal power projects across North America. The role requires coordinating with engineering teams, geophysicists, and contractors, reviewing bids, and managing major equipment suppliers while ensuring project performance and safety.

The position emphasizes thermodynamics, heat transfer, and turbine performance, with a hybrid work schedule