Senior Application Engineer; HVAC)

Senior Application Engineer (HVAC)

Imagine working at the forefront of technology in mission-critical buildings/infrastructures industries, with over 1,400 colleagues across the globe, and contributing to a legacy of excellence of nearly 100 years that spans eight manufacturing facilities on four continents. Armstrong Fluid Technology is more than just a leader in our industry; we are a community of the brightest and most creative technical and marketing minds, united by a shared mission to help our customers elevate building performance.

Through smarter, more efficient solutions, we are helping to shape a more sustainable and carbon neutral world.

As part of our team, you'll be immersed in an environment that fosters growth, creativity, and collaboration. Here, you'll have the opportunity to push boundaries, tackle exciting challenges, and develop cutting-edge solutions that improve energy efficiency, reduce environmental impact, and support the infrastructure our communities depend on every day. Every contribution helps lower global carbon footprints and brings us closer to a cleaner, more resilient future.

Together, we're creating a legacy that goes beyond business, one that's making our cities, and the world, more sustainable.

As a Senior Application Engineer (HVAC), you will provide expert-level application engineering support for commercial and institutional HVAC projects across the United States. You will lead complex applications, system optimization, value engineering, and strategic project opportunities while working closely with Sales, representatives, consulting engineers, contractors, and customers.

The role will also serve as a Technical Subject Matter Expert (SME) for the USA Application Engineering team, support technical education and enablement of the USA Rep network, and contribute to the development of engineers through the USA Armstrong Graduate Program.

Specific Duties /

Essential Functions:

Sales Application Engineering

• Serve as a technical authority for complex HVAC and hydronic applications, providing expert guidance on system design, equipment selection, controls, and optimization.
• Lead technical development of strategic, high-value, and technically complex opportunities from concept through project conversion.
• Develop optimized and value-engineered solutions focused on energy efficiency, reliability, first cost, and lifecycle performance.
• Provide expert application guidance for central heating and cooling plants, pumping systems, heat exchangers, variable-flow systems, and system controls.
• Evaluate drawings, specifications, equipment schedules, P&IDs, and control schematics to identify design risks and optimization opportunities.
• Lead technical reviews, specification compliance, alternative solutions, and competitive differentiation.
• Engage with Sales, representatives, consultants, contractors, and customers through design reviews, technical workshops, site visits, and project discussions.
• Drive application engineering process improvements, standardization, and best practices.

Rep Enablement & Technical Training

• Lead technical education and application training for the USA Rep network.
• Lead strategic product introduction and adoption, ensuring effective application of new products and solutions.
• Develop and deliver application-focused workshops, technical presentations, and educational content.
• Strengthen Rep technical capability to identify, develop, and support engineered and system-level opportunities.

Technical SME & Team Development

• Serve as Technical SME for the USA Application Engineering team, providing guidance on complex applications and technical decisions.
• Mentor and develop Application Engineers to strengthen overall team technical capability.
• Support the USA Armstrong Graduate Program through structured technical development, mentorship, and practical project experience.
• Promote knowledge sharing, engineering best practices, and continuous technical development across the team.

What We're Looking For

Education & Experience

• Bachelor's degree in mechanical engineering or a related engineering discipline.
• 10–15 years of relevant HVAC and application engineering experience.
• Strong…