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Thermal Systems Mechanical Specialist

2 months ago


Herndon, Virginia, United States Wärtsilä Full time
Position Overview:
Wärtsilä Energy Storage & Optimization (ES&O) is at the forefront of global energy storage solutions. Our goal is to provide integrated energy systems that enhance resilience, intelligence, and flexibility in energy infrastructure, paving the way for a sustainable renewable future.

About Us:
By merging renewable energy sources, advanced energy management technologies, and storage solutions with traditional energy systems, we are transforming clean energy production across diverse settings, from extensive grids to essential microgrids.

Your Role:
We are seeking a Mechanical Engineer specializing in Thermal Management to join our hardware engineering team. The ideal candidate will be proactive, capable of working autonomously as well as collaboratively within a multidisciplinary team. You should excel in a dynamic environment that is rapidly evolving due to significant industry growth.

Key Responsibilities:
  • Design and enhance battery module architectures to fulfill specific criteria, including energy density, power output, thermal regulation, and safety standards.
  • Engineer mechanical, electrical, and thermal components that support battery modules, such as busbars, cooling systems, and protective enclosures.
  • Engage with module suppliers to guarantee compatibility and seamless integration into system designs.
  • Work alongside manufacturing teams to refine assembly processes, tooling, and fixtures.
  • Facilitate the transition from prototype development to mass production, including pilot builds and scaling activities.
  • Oversee supplier relationships and project timelines to ensure program deliverables are met within budget constraints.
  • Conduct various battery cell testing experiments, document methodologies, and execute tests in a laboratory setting.
  • Perform Computational Fluid Dynamics (CFD) analysis using Ansys Fluent to explore innovative thermal management solutions for battery systems.
  • Develop Digital Twin models of energy storage systems within the Matlab environment, focusing on energy circuit and thermal model generation.
  • Create mechanical enclosures, racks, and components intended for the energy storage sector.
  • Document testing procedures, assembly instructions, and other essential system documentation.
  • Collaborate effectively within a team to devise optimal solutions for clients and development initiatives.
  • Support manufacturing and system deployment by working collaboratively to resolve challenges and ensure compliance with specifications.

Qualifications:
  • Master's degree required; PhD preferred.
  • 3-5 years of experience in product development and mechanical engineering.
  • Proficiency in Creo, Inventor, AutoCAD, MATLAB, Simulink, and Ansys.
  • Experience with energy storage systems is advantageous.
  • Strong grasp of electrochemical energy storage principles and lithium-ion battery technologies.
  • Knowledge of heat transfer and thermodynamics.
  • Ability to address customer needs and challenges effectively.
  • Maintain positive relationships with customers, colleagues, and vendors in a fast-paced environment.
  • Excellent communication skills.
  • Team-oriented mindset.
  • Entrepreneurial spirit with a proactive approach.
  • Willingness to travel up to 20% of the time.

Why Join Us:
Be part of a global organization with a local presence, working in an exciting and dynamic environment alongside highly motivated and skilled colleagues. We offer engaging and challenging work tasks, along with opportunities for personal and professional growth within a supportive team.

At Wärtsilä, we celebrate diversity and are committed to creating an inclusive workplace where everyone can thrive based on their merits and abilities.