Hanwha Energy USA, headquartered in Houston, Texas, is part of the Hanwha Group—a FORTUNE Global 300 company and one of South Korea’s most respected business enterprises. With over a decade of experience delivering high-quality, utility-scale energy projects across North America, Hanwha Energy USA has evolved into a comprehensive energy solutions provider. Our portfolio now spans utility-scale renewables, natural gas generation, retail electricity, and strategic partnerships that power America’s growing data center industry.
Our expertise covers the entire energy value chain—from project development and engineering to construction, operations, and maintenance. By integrating advanced technologies, proven processes, and strong partnerships, we deliver reliable, customized solutions that meet the dynamic needs of local energy markets.
Hanwha Energy USA is actively advancing strategic initiatives in natural gas generation and data center development, including hyperscaler solutions on both sides of the meter. We are proud to serve as the parent company of:
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Hanwha Renewables – specializing in utility-scale solar and battery energy storage systems (BESS)
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Chariot Energy – providing retail electricity services for residential, commercial, and industrial customers in deregulated markets
POSITION OVERVIEW
The Principal Mechanical Engineer is accountable for the overall mechanical engineering strategy, technical governance, and lifecycle performance of utility-scale gas-fired power plants, including gas turbine– and gas reciprocating engine–based generation facilities. This role serves as the owner-side mechanical authority across the full project lifecycle—from early development and Pre-FEED through EPC execution, commissioning, and operations.
The principal defines mechanical design philosophy with emphasis on heavy civil/structural, governs EPC and OEM designs, and ensures plant reliability, availability, and long-term operability, particularly for high-duty and mission-critical applications such as data center–driven power supply.
This position requires a blend high-level technical expertise with a general understanding of commercial aspects, regulatory awareness, and cross functional coordination to bring utility scale power projects to life. The employee may be required to perform other job-related duties as requested by management. All duties will be assigned in accordance with applicable laws and company policies.
Ensure mechanical systems support high availability targets (e.g., 99.9%+ where applicable).
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Oversee evaluation of:
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Mechanical bottlenecks and single points of failure
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Maintenance intervals and outage strategies
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Spare parts philosophy and long-lead items
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Drive continuous improvement of plant design based on operating experience.
Technology Strategy & Future Readiness
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Define long-term mechanical strategy to support:
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Future SCGT → CCGT conversion
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Carbon capture readiness (where applicable)
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Evaluate emerging technologies and equipment from an owner’s perspective, balancing innovation with bankability.
Leadership & Cross-Functional Alignment
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Provide technical direction and mentorship to senior and staff-level mechanical engineers.
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Coordinate closely with:
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Electrical and Controls engineering leadership
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Development, commercial, environmental, regulatory and operations teams
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Translate complex mechanical issues into clear, actionable recommendations for executive leadership.
REQUIRED QUALIFICATIONS
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Bachelor’s degree in Mechanical Engineering, or Industrial Engineering.
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10+ years of experience in power plant mechanical engineering, EPC, OEM, or owner-side roles.
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Proven experience with gas turbine and/or gas engine power plants.
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Demonstrated experience acting as a discipline lead or technical authority is strongly preferred.
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Deep expertise in:
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Rotating equipment and thermal systems
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Gas turbines, gas engines, and HRSGs
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Balance-of-plant mechanical systems
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Strong understanding of:
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High-temperature, high-cycle duty operation
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Mechanical reliability, fatigue, and vibration
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Plant availability and lifecycle cost drivers
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Familiarity with applicable standards (ASME, API, ISO, OEM standards).
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Ability to set mechanical engineering direction and enforce standards across multiple projects.
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Strong engineering judgement balancing reliability, cost, schedule, and risk.
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Confident communicator with EPCs, OEMs, and executive stakeholders.
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Comfortable operating in fast-moving project development environments.
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Experience supporting data center power supply projects or other high-availability applications.
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Exposure to engine-based generation or hybrid plant configurations.
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Experience with heavy civil/structural & piping design and construction.
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Experience with hydrogen-ready or low-carbon power technologies.
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Professional Engineer (PE) license.
Benefits
COMPENSATION: $180,000 - $200,000 salary
Attention external recruitment firms, we will not accept any unsolicited resumes at this time. Please do not contact any internal member of our company to discuss the position or to solicit candidates.
Legal
Hanwha Energy USA provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, sex, national origin, age, disability or genetics.