Senior Mechanical Engineer | Chiller Systems

Leonardo DRS; Missouri; On-site; USD 110,000 - 140,000; Full time

Job summary

Leonardo DRS in High Ridge, MO is seeking a Senior Mechanical Engineer to develop marine, water‑cooled chiller systems and lead new product development for defense markets. The role focuses on heat exchangers, heating, air conditioning, refrigeration, and air handling along with supporting legacy products.

You will guide engineering projects, size and predict performance of HVAC&R equipment, evaluate supplier components, and help create fabrication drawings, BOMs, and technical documentation

Qualifications

• Bachelor’s degree in Mechanical Engineering or related technical field.
• Experience designing chiller systems, especially centrifugal water‑cooled chiller systems, and a strong understanding of the theory of operation of both.
• Experience leading engineering projects especially developing new systems.
• Knowledge of standards and LGWP refrigerants used in HVAC&R systems.
• Engineering or design experience with mechanical equipment, assemblies and components including machined components, welded structures; comfortable and competent writing and creating technical documentation.

Responsibilities

• Lead and support projects in the development of marine chiller systems including centrifugal compressor systems.
• Engineering of HVAC&R equipment for component sizing, selection, and performance predictions.
• Specify and evaluate supplier components, subsystems, and services.
• Participate in supplier scouting, evaluation and engagement activities in support of new projects.
• Evaluate and recommend design approaches to meet production requirements for new or improved products or services.
• Investigate and recommend solutions to product or process problems.
• Support development of product designs, manufacturing drawings, bills of material and associated supporting documentation for fabrication and delivery of products and prototypes.
• Review customer specifications and requirements in support of bids and proposals and develop compliant designs for product development.
• Develop technical documentation, manuals, and procedures.

Skills

Chiller systems design

HVAC&R systems

Project leadership

Navy/MIL Standards knowledge

Education

Bachelor's Degree in Mechanical Engineering

Tools

PTC Creo

AutoCAD Mechanical 2D

ASME Y14.100 drafting documentation

Job description

Senior Mechanical Engineer | Chiller Systems

Location: High Ridge, MO, US, 63049

Job ID:114912

The Leonardo DRS Naval Power Systems business is a trusted provider of innovative naval gas and hybrid power systems, control technology and support solutions for the U.S. Navy and navies around the world.

Job Summary

Join our High Ridge, MO Engineering team as a Senior Mechanical Engineer primarily focused on developing marine, water‑cooled chiller systems. In this role, you will lead the development of new products (heat exchangers, heating, air conditioning, refrigeration, and air handling systems for commercial and defense markets) and support legacy products.

What You Will Do

• Lead and support projects in the development of marine chiller systems including centrifugal compressor systems.
• Engineering of HVAC&R equipment for component sizing, selection, and performance predictions.
• Specify and evaluate supplier components, subsystems, and services.
• Participate in supplier scouting, evaluation and engagement activities in support of new projects.
• Evaluate and recommend design approaches to meet production requirements for new or improved products or services.
• Investigate and recommend solutions to product or process problems.
• Support development of product designs, manufacturing drawings, bills of material and associated supporting documentation for fabrication and delivery of products and prototypes.
• Review customer specifications and requirements in support of bids and proposals and develop compliant designs for product development.
• Develop technical documentation, manuals, and procedures.

Education & Education Requirements

• Bachelor’s Degree in Mechanical Engineering or related technical field.
• Experience designing chiller systems, especially centrifugal water‑cooled chiller systems, and a strong understanding of the theory of operation of both.
• Experience leading engineering projects especially developing new systems.
• Knowledge of standards and LGWP refrigerants used in HVAC&R systems.
• Engineering or design experience with mechanical equipment, assemblies and components including machined components, welded structures; comfortable and competent writing and creating technical documentation.

Additional Desired Qualifications

• Experience with HVAC&R (air conditioning, air handling and refrigeration) equipment and suppliers.
• Experience designing and drafting with PTC CREO, AutoCAD Mechanical 2D or similar CAD/PLM platforms.
• Basic experience creating drawings (drafting) following ASME Y14.100 and associated documentation such as bill of materials.
• Understanding of ASHRAE test requirements and certification of Air Conditioning, Refrigeration, and Air Handling systems.
• Experience conducting product design/technology reviews with customers and capturing product needs.
• Experience designing defense products, especially for the US Navy and good working knowledge of Navy/MIL Standards.

U.S. Citizenship required. This position may require an active DOD security clearance or the ability to obtain such clearance within a reasonable time after commencement of employment.

Leonardo DRS, Inc. and its subsidiaries provide equal opportunities to all employees and applicants for employment and prohibit discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, protected veteran status, or any other characteristic protected by federal, state, or local laws.