Design Engineer; on-site

Design Engineer – General Thermo Dynamics (an API Heat Transfer Company)

Location: Franklin, WI |
Department: Engineering |
FLSA: Exempt

Build what moves industry. At General Thermo Dynamics, we design and manufacture heat exchangers and thermal systems for demanding industrial applications. As a Design Engineer, you’ll turn customer requirements into robust, manufacturable designs—partnering with Applications and Manufacturing Engineering to launch reliable products on time and on cost.

• Develop 3D models, detailed drawings, and BOMs for heat exchangers and components.
• Apply thermal, structural, and fluid‑flow principles to meet performance and reliability targets.
• Collaborate across Applications, Manufacturing, Quality, and Operations from concept to release.
• Support feasibility, prototyping, validation testing, and ECN/ECO processes.
• Drive continuous improvement across designs, materials, and methods in a hands‑on manufacturing setting.

• Associates Degree in Mechanical Engineering (or related).
• 3+ years of design experience in thermal systems, heat exchangers, or fabricated metal products is a plus.
• Proficiency in 3D CAD and GD&T, strong design‑for‑manufacture mindset.
• Familiarity with ASME/TEMA/API codes and shop processes (welding, sheet metal, machining) is a plus.
• Strong problem‑solving, documentation, and communication skills.

• Office and manufacturing floor exposure; occasional standing/walking and lifting up to 25 lbs (PPE provided).
• Occasional overtime to meet project milestones; up to 10% travel.

• Impactful engineering work in real‑world industrial applications
• Cross‑functional collaboration with direct line‑of‑sight from design to production
• Opportunity to grow with a company dedicated to quality, safety, and innovation

Relocation assistance is not available for this position. Candidates must be able to commute or relocate at their own expense.