Bachelor's degree in mechanical engineering or related field.
5+ years of experience in thermal engineering and HVAC systems.
Experience in rail, aerospace, automotive, or transportation industries.
Strong understanding of thermodynamics, heat transfer, and fluid mechanics.
Proficient in engineering calculations and thermal load analyses.
Excellent communication and problem-solving skills.
Fluent in English; German is a plus.
Responsibilities
Develop concepts and technical documentation for thermal management systems.
Manage thermal system requirements throughout the project lifecycle.
Perform thermal load calculations and passenger comfort analyses.
Define thermal management strategies for HVAC and onboard systems.
Design and validate thermal systems within rail vehicles.
Act as the technical liaison between Stadler and suppliers.
Investigate and resolve thermal performance issues through analysis.
Benefits
Comprehensive Medical/Dental/Vision/Rx plans.
401(k) with employer match after 90 days.
Generous Paid Time Off and 9 Paid Holidays.
Paid training and career development opportunities.
Tuition and training reimbursement.
Paid maternity and parental leave.
Company-paid life and disability insurance.
Full Job Description
MECHANICAL ENGINEER (THERMAL SYSTEMS)
As a Mechanical Engineer (Thermal Systems), you will lead the development, integration, validation, and continuous improvement of thermal management systems for railway vehicles. Serve as both the thermal engineering subject matter expert and thermal system owner, ensuring thermal performance, passenger comfort, equipment cooling, regulatory compliance, reliability, maintainability, and customer requirements are achieved throughout the project lifecycle.
Key Responsibilities
Develop concepts, specifications, and technical documentation for rail vehicle thermal management systems.
Own and manage thermal system requirements throughout the project lifecycle.
Perform and review thermal load calculations, energy balance assessments, passenger comfort analyses, and equipment cooling evaluations.
Define thermal management strategies for HVAC systems, batteries (BTMS), power electronics (Traction Converter/ Battery Converter), and other onboard systems.
Responsible for the design, integration, and validation of thermal systems within rail vehicles.
Act as the primary technical liaison between Stadler and thermal/HVAC suppliers.
Review and approve supplier designs, calculations, technical documentation, and test reports.
Interpret and incorporate customer, regulatory, operational, and environmental requirements into system designs.
Define procurement documentation, technical specifications, verification plans, type testing requirements, and commissioning documentation.
Coordinate thermal system interfaces with mechanical, electrical, software, carbody, and vehicle engineering teams.
Support climatic chamber testing, static testing, dynamic testing, and vehicle commissioning activities.
Investigate and resolve thermal performance issues through engineering analysis and root-cause investigations.
Responsible for supporting First Article Inspections (FAI) and production implementation activities.
Ensure project deliverables are completed in accordance with project schedules, budgets, and quality requirements.
Support development of thermal engineering standards, tools, processes, and best practices within Stadler.
Ensure clear and effective cross-departmental collaboration.
Minimum Qualifications
Bachelor's degree in mechanical engineering or related engineering discipline.
5+ years of experience in thermal engineering, thermal management, HVAC systems, cooling systems, heat transfer, thermodynamics, or related fields.
Experience in rail, aerospace, automotive, defense, heavy equipment, industrial equipment, or transportation industries.
Strong understanding of:
Thermodynamics
Heat Transfer
Fluid Mechanics
HVAC and Refrigeration Systems
Thermal Management and Equipment Cooling
Environmental Testing and Validation
Experience performing engineering calculations, thermal load analyses, system evaluations, and technical investigations.
Independent and well-structured working methods for integrating multiple projects, conducting testing, and preparing deliverables associated with thermal systems.
Excellent communication, technical writing, and problem-solving skills.
Ability to work effectively in a fast-paced, collaborative environment.
Self-motivated attitude and ability to use initiative to meet project timelines.
Must be fluent in English (both verbal and written). German is a plus!
Preferred Qualifications
Experience with passenger rail, locomotives, light rail vehicles, or metro vehicles.
Experience with thermal modeling and simulation tools such as ANSYS, Icepak, Star-CCM+, FloTHERM, Simcenter, or similar.
Familiarity with systems engineering principles, requirements management, and technical interface management.
What we offer
Stadler US employee benefits package includes:
Competitive Pay (annual bonus potential)
Low-cost, comprehensive Medical / Dental / Vision / Rx plans
401(k) with generous employer match after 90 days
Generous Paid Time Off / 9 Paid Holidays / Extended Paid Holiday
