Senior Thermal Fluid Engineer – Gas Turbines & Turbomachinery at Siemens Energy

Job description

A Snapshot of Your Day As a Senior Thermal Fluid Engineer, you will play a critical role in advancing the performance, reliability, and efficiency of world-class gas turbines. Using cutting-edge thermal-fluid, aerothermal, and CFD analysis techniques, you will develop innovative solutions for turbine cooling, secondary air systems, and clearance design. Working alongside a global team of engineering experts, you will support both new product development and fleet improvement initiatives that directly impact the future of energy generation. How You’ll Make an Impact Thermal-Fluid Modeling, Simulation & Analysis (60%) • Develop and maintain advanced thermal-fluid and flow-network models for gas turbine cooling and secondary air systems (SAS). • Perform CFD, heat transfer, and aerothermal analyses using commercial and proprietary simulation tools. • Conduct whole engine modeling (WEM) to evaluate thermal growth, transient heating, and component interactions. • Simulate turbine thermal expansion and clearance behavior to optimize assembly gaps and operational performance. • Analyze simulation results, correlate findings with test and operational data, and provide design recommendations. • Support validation activities through comparison of analytical predictions with engine and fleet data. Design, Development & Fleet Improvement (40%) • Lead thermal-fluid design activities supporting gas turbine product development and service engineering programs. • Develop and refine secondary air system architectures, cooling strategies, and clearance design concepts. • Evaluate prototype, test, and field performance data to identify opportunities for reliability, durability, and efficiency improvements. • Perform engineering assessments, root cause investigations, and risk analyses including FMEA. • Collaborate with cross-functional teams including component engineering, manufacturing, project management, systems engineering, and service engineering. • Drive continuous improvement initiatives focused on thermal performance, operability, and product lifecycle optimization. What You Bring Required Qualifications • Bachelor's degree in Mechanical Engineering, Aerospace Engineering, or a related engineering discipline. • 5+ years of experience in gas turbines, turbomachinery, aerospace propulsion, or rotating equipment engineering. • Strong understanding of: • Fluid Mechanics • Heat Transfer • Thermodynamics • Aerothermal Engineering • Thermal Management Systems • Experience performing numerical simulation, thermal analysis, CFD, or flow-network modeling. • Ability to analyze complex engineering problems and develop practical technical solutions. • Experience participating in engineering risk assessments such as FMEA. • Programming or scripting experience using tools such as Python, MATLAB, or similar. • Strong communication and collaboration skills within global engineering teams. • Export Control Requirement (ECC): Due to applicable export control laws and regulations, candidates must be a U.S. citizen or national, U.S. permanent resident (i.e., current Green Card holder), or lawfully admitted into the U.S. as a refugee or granted asylum. Preferred Qualifications • Bachelor's, Master's or PhD in Mechanical Engineering, Aerospace Engineering, or related field. • Direct experience with: • Gas Turbine Secondary Air Systems (SAS) • Whole Engine Modeling (WEM) • Clearance Design and Thermal Growth Analysis • Engine Integration • Hot Gas Path Cooling Systems • Experience with engineering software such as: • ANSYS Fluent • ANSYS CFX • STAR-CCM+ • MATLAB • Python • Knowledge of finite element analysis (FEA/FEM) and multidisciplinary design methods. • OEM experience supporting gas turbine, aerospace propulsion, or advanced turbomachinery products. About the Team Our Gas Services division offers Low-emission power generation through service and decarbonization. Zero or low emission power generation and all gas turbines under one roof, steam turbines and generators. Decarbonization opportunities through service offerings, modernization, and digitalization of the fleet. Who is Siemens Energy? At Siemens Energy, we are more than just an energy technology company. With ~100,000 dedicated employees in more than 90 countries, we develop the energy systems of the future, ensuring that the growing energy demand of the global community is met reliably and sustainably. The technologies created in our research departments and factories drive the energy transition and provide the base for one sixth of the world's electricity generation. Our global team is committed to making sustainable, reliable, and affordable energy a reality by pushing the boundaries of what is possible. We uphold a 150-year legacy of innovation that encourages our search for people who will support our focus on decarbonization, new technologies, and energy transformation. Find out how you can make a difference at Siemens Energy: siemens-energy.com Rewards/Benefits • Career growth and development opportunities • Supportive work culture • Company paid Health and wellness benefits • Paid Time Off and paid holidays • 401K savings plan with company match • Family building benefits • Parental leave Jobs & Careers: jobs.siemens-energy.com #TeamPurple #ELECTRON Equal Employment Opportunity Statement Siemens Energy and Siemens Gamesa Renewable Energy is an Equal Opportunity and Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to their race, color, creed, religion, national origin, citizenship status, ancestry, sex, age, physical or mental disability unrelated to ability, marital status, family responsibilities, pregnancy, genetic information, sexual orientation, gender expression, gender identity, transgender, sex stereotyping, order of protection status, protected veteran or military status, or an unfavorable discharge from military service, and other categories protected by federal, state or local law. California Privacy Notice California residents have the right to receive additional notices about their personal information. Click here to read more .

Requirements

Must-haves

A Snapshot of Your Day
How You’ll Make an Impact
Thermal-Fluid Modeling, Simulation & Analysis (60%)
Develop and maintain advanced thermal-fluid and flow-network models for gas turbine cooling and secondary air systems (SAS).
Perform CFD, heat transfer, and aerothermal analyses using commercial and proprietary simulation tools.
Conduct whole engine modeling (WEM) to evaluate thermal growth, transient heating, and component interactions.
Simulate turbine thermal expansion and clearance behavior to optimize assembly gaps and operational performance.
Analyze simulation results, correlate findings with test and operational data, and provide design recommendations.
Support validation activities through comparison of analytical predictions with engine and fleet data.
Design, Development & Fleet Improvement (40%)
Lead thermal-fluid design activities supporting gas turbine product development and service engineering programs.
Develop and refine secondary air system architectures, cooling strategies, and clearance design concepts.
Evaluate prototype, test, and field performance data to identify opportunities for reliability, durability, and efficiency improvements.
Perform engineering assessments, root cause investigations, and risk analyses including FMEA.
Collaborate with cross-functional teams including component engineering, manufacturing, project management, systems engineering, and service engineering.
Drive continuous improvement initiatives focused on thermal performance, operability, and product lifecycle optimization.
Bachelor's degree in Mechanical Engineering, Aerospace Engineering, or a related engineering discipline.

Nice-to-haves

Bachelor's, Master's or PhD in Mechanical Engineering, Aerospace Engineering, or related field.
Direct experience with: • Gas Turbine Secondary Air Systems (SAS)
Whole Engine Modeling (WEM)
Clearance Design and Thermal Growth Analysis
Engine Integration
Hot Gas Path Cooling Systems
Experience with engineering software such as: • ANSYS Fluent

Application prep

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python

Platform: avature
Effort: medium

Benefits

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Vision

401k

Paid Time Off

Parental Leave

Wellness