Senior Engineer - Thermal (Plant Construction & Operations)

About the role

If you are a current Idaho Power employee, please apply through the Employee Portal.

• Application Deadline: 11/30/2026 at 11:59 pm Mountain Time
• of Positions: 1
• Job Type: Regular

Job End Date

Exemption Status: Exempt

Pay Range

$130,062.40 - $156,644.80

About the role

Idaho Power - located in Mountain Home, Idaho - is looking for a Senior Engineer to join our Power Production Engineering and Resource Development team as a Thermal Engineer supporting the design, construction and performance of our gas turbine and/or reciprocating engine generation fleet. It's an exciting time to work for Idaho Power. Our work plays a critical role in communities we serve across Idaho and Oregon, and we're working hard to provide our customers with safe, reliable, and affordable energy they depend on.

What does a Senior Engineer do for us?

This role plans and leads moderately complex assignments and projects, interfaces with internal departments and external organizations, and receives high-level guidance from leaders and other engineers as needed. With a focus on thermal generation, this engineer monitors, analyzes, and improves the performance, efficiency, and reliability of reciprocating internal combustion engines (RICE), combined-cycle, and simple-cycle gas turbine plants.

Key responsibilities include

• Supporting the design and construction of new RICE and simple-cycle gas turbines.
• Tracking and trending key performance indicators such as heat rate, output, efficiency, availability, vibrations, and emissions for RICE and gas turbines
• Planning and conducting performance testing, including pre- and post-outage testing, to evaluate degradation and validate maintenance and upgrade results
• Analyzing plant historian and control system data to identify performance losses, root causes, and improvement opportunities
• Supporting outage planning, inspections, and condition assessments in coordination with plant operations, maintenance, and original equipment manufacturers (OEMs)
• Providing technical input on capital projects, upgrades, and future thermal generation development

Pay and benefits

In addition to the meaningful work we do, we offer work-life balance, competitive pay and benefits, an employee incentive plan, and both a 401k employer-match and a pension plan, making Idaho Power one of the best employers in the state.

Knowledge of

• Engineering principles
• Moderate degree of specific knowledge related to thermal performance
• Utilities and their business environment
• Reciprocating engine, gas turbine, and combined-cycle operation, performance, and maintenance practices
• Thermodynamics, including Brayton, Otto and combined-cycle (Brayton-Rankine) power cycles and heat rate analysis
• Heat transfer and fluid mechanics as applied to power generation
• Power plant design principles and construction practices

Skills in

• Interdisciplinary skills
• Effective oral and written communication
• Proficient use of computers and software related to position
• Performance testing, data trending, and use of plant historian and performance monitoring tools
• Heat rate, output, and degradation analysis, including correcting performance results to reference conditions
• Thermal performance modeling and data analysis tools (e.g., PI System, Thermoflow, Excel/Power BI)
• Vibration and dynamics analysis
• Root cause analysis and condition monitoring for thermal power plant equipment
• Cost-benefit analysis to support maintenance, upgrade, and capital project decisions
• Construction inspection

Ability to

• Manage and coordinate projects of increasing complexity
• Manage and coordinate contractors
• Establish and maintain effective working relationships
• Work both independently and on project teams
• Develop alternatives and work with others to evaluate their value and potential for meeting company needs
• Analyze complex datasets and databases
• Prepare written and oral reports of problems, alternatives, and recommendations
• Translate engine performance data into actionable recommendations that improve efficiency, reliability, and cost
• Manage construction activities and inspections

Minimum Requirements

Education

• Bachelor of Science degree in Engineering from an ABET accredited institution
• undefined
• Bachelor of Science degree in Engineering from a non-ABET accredited institution and a Professional Engineer (PE) license

Experience

• 6 years of related engineering experience OR 5 years of related engineering experience plus PE or advanced engineering degree, and 3 years in the area of expertise

Licenses & Certifications

• Valid driver's license with an acceptable driving record based on driving requirements for the position for all roles
• Preferred:
• Professional Engineer (PE) or Engineer in Training (EIT) designation
• Degree in Mechanical Engineering or related discipline
• Power plant experience, such as engineering, operations, or maintenance at a combined-cycle, simple-cycle, RICE or other thermal generating facility

Physical Requirements

• This position has both office and field requirements.
• This position requires working at a desk/computer for extended periods of time.
• It requires the use of office equipment, fine motor skills including typing on the computer, dialing phones, filing paper, and working in close proximity to other people.

• It also requires walking on even/uneven surfaces and ascents/descents, up to 5 miles daily, while carrying 14-26 lbs. of equipment.
• Lifting of up to 36 lbs. and carrying up to 30 lbs., (up to 50 feet), is performed occasionally.
• Climbing of ladders/racks and work within elevated lifts (up to 40 feet high) with competency in use of safety equipment is required.

Squatting, kneeling, crouching, crawling, and lying at ground level are performed to work within confined spaces of power plants/generators, for extended intervals up to a full shift. Driving is required to perform work throughout the IPC territory, (3-7 hours). The above is a summary of the primary essential functions of the position.

This job may require the performance of additional tasks assigned by company leaders or management. Questions regarding job requirements or accommodation requests should be directed to Human Resources.

Additional Requirements

• This position will require the support of both of Idaho Power's new RICE gas plants.
• The plants will be located in Mountain Home, Idaho (Bennett Mountain Power Plant) and Milner, Idaho (South Hills Power Plant).
• Daily travel to either plant will be required.
• Travel with out-of-town stays may be required.

#IPC1

Competencies

Adaptability, Building Partnerships, Communication, Decision Making, Planning and Organizing, Work Standards

Need Assistance Completing Your Application?

Please contact our Recruiting Office if you have questions, require assistance or accommodation while applying for employment with Idaho Power Company: Phone: or Email: