Principal Heat Exchanger Design Engineer

Watlow Recruitment Team • Hannibal, MO

3d

About The Position

Watlow is a global technology and manufacturing leader who provides world class engineering expertise through innovative thermal products and systems, enabling our customers to thrive. We are making a positive impact every day as our solutions enrich the lives of people everywhere. We have been providing breakthrough thermal solutions for over 100 years! Our corporate values guide us uncompromisingly to always do the right thing, continually learn and improve, respect everyone, and lead with service and humility. Watlow is seeking an experienced Staff Engineer to serve as our global subject matter expert (SME) for pressure vessel design and Watlow electric style shell-and-tube heat exchanger technology. Based in Hannibal, Missouri, this critical role supports the development of electrified heat exchanger systems that are central to our renewable energy and decarbonization initiatives. The ideal candidate will have deep expertise in ASME code, mechanical design, fabrication processes, and be a trusted technical resource to engineers across the globe. This hands-on role includes full design ownership—from concept through drawings to shop floor collaboration—and offers the opportunity to help shape the next generation of clean thermal technology. Experience with thermal and dynamic heat transfer analysis is a strong plus.

Requirements

• Bachelor’s or Master’s degree in Mechanical Engineering or related field.
• 10+ years of experience in pressure vessel and shell-and-tube heat exchanger design.
• Deep, working knowledge of ASME Code Section VIII and related pressure vessel standards.
• Ability to create and review mechanical drawings using CAD tools.
• Hands-on experience working with fabrication teams and operators in a manufacturing environment.
• Strong communication skills and a collaborative, mentoring approach.
• Passion for sustainable engineering and advancing clean energy technologies

Nice To Haves

• Familiarity with thermal/dynamic heat transfer analysis is a plus.

Responsibilities

• Act as the global SME for mechanical design and fabrication of shell-and-tube heat exchangers and pressure vessels.
• Lead the application of ASME Boiler & Pressure Vessel Code (Section VIII) in all relevant designs.
• Create and review detailed engineering drawings and documentation.
• Collaborate directly with fabrication shops and operations teams to ensure manufacturability, safety, and performance.
• Support and mentor global design engineers on pressure vessel-related projects and standards.
• Ensure consistency, quality, and innovation across heat exchanger platforms worldwide.
• Engage with thermal teams to enhance system performance through collaborative design.
• Contribute to Watlow’s electrification product roadmap and decarbonization goal

Benefits

• Annual Incentive Program
• 401(k) plan that includes a company match on your contribution and an annual company contribution that is tied to company performance
• Wellness incentives
• Employee Personal Assistance Program
• Dental, medical, vision and short-term and long-term disability insurance
• Paid holidays, personal time, and vacation
• Parental leave
• Tuition reimbursement

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Number of Employees: 1,001-5,000 employees