Principal Design and Simulation Engineer

Re:Build Manufacturing; City of Rochester (NY); On-site; USD 140,000 - 190,000; Full time

Job summary

Re:Build Optimation is seeking an experienced Principal Design and Simulation Engineer to lead structural, thermal, and fluid simulation for industrial machinery and equipment. You will apply your expertise in Finite Element Analysis (FEA) and Computational Fluid Dynamics (CFD) to tackle complex engineering challenges, validate designs, and help deliver reliable, high-performing manufacturing solutions.

You’ll work closely with mechanical design engineers, project teams, and customers to

Responsibilities

• Lead structural, thermal, and fluid simulation efforts using FEA/CFD for industrial machinery and equipment.
• Collaborate with mechanical design engineers, project teams, and customers to translate simulation results into practical design improvements.
• Mentor engineers, share knowledge, and help teams make informed technical decisions across concept through commissioning.

Job description

Principal Design and Simulation Engineer

AboutRe:Build

AtRe:Build, our mission is to ensure the next generation of important products are made, at scale, in America. We are laying the foundation for a better future for our customers, employees, and communities by revitalizing America's manufacturing base and creating meaningful jobs across the country, including in historically deindustrialized regions.

We operate an advanced, end-to-end manufacturing platform that partners with industrial companies and innovators to take products from first concept to full-scale production in critical verticals including aerospace and defense, electrification, medical, energy and environment, and robotics and automation.

The way we operate is as important as the work we do. It's guided by TheRe:BuildWay, 16 principles that shape how we collaborate with each other, partner with our customers and vendors, and contribute to the communities where we operate. (link to The Re:Build Way principles)

About Re:Build Optimation

At Re:Build Optimation, we specialize in delivering custom-engineered process equipment and automated systems to clients across the globe. With nearly 40 years of experience in complex chemical process systems, we have built a reputation for precision, reliability, and innovation. Our multidisciplinary team of 70+ engineers, designers, and programmers, combined with 150,000 square feet of fabrication space and over 70 skilled tradespeople, allows us to provide full turnkey solutions—from initial concept through fabrication, installation, and commissioning.

As part of Re:Build Manufacturing, we leverage the strength of a national industrial powerhouse while maintaining the agility and personalized service of a niche firm. We serve industries ranging from traditional and green energy to chemicals, pharmaceuticals, food & beverage, glass, and advanced manufacturing, offering tailored solutions that optimize efficiency and performance.

At Re:Build Optimation, we believe in a collaborative approach, working closely with our clients to develop solutions that align with their unique operational goals. Our deep industry expertise and end-to-end capabilities make us the ideal partner for companies seeking cutting-edge automation, process control, and engineered systems.

Who We Are Looking For

Re:Build Optimation is seeking an experienced Principal Design and Simulation Engineer to serve as a technical expert in structural, thermal, and fluid simulation for industrial machinery and equipment. In this role, you'll apply your expertise in Finite Element Analysis (FEA) and Computational Fluid Dynamics (CFD) to tackle complex engineering challenges, validate designs, and help deliver reliable, high-performing manufacturing solutions.

You’ll work closely with mechanical design engineers, project teams, and customers to translate simulation results into practical design improvements. We're looking for someone who combines deep technical knowledge with strong problem-solving skills, enjoys mentoring others, and can confidently guide engineering decisions.

This opportunity is ideal for an experienced engineer who enjoys technical leadership, collaboration, and contributing to diverse industrial machine design projects from concept through commissioning.

Who We Are Looking For

Re:Build Optimation is seeking an experienced Principal Design and Simulation Engineer to lead structural, thermal, and fluid simulation efforts for industrial machinery and equipment. You'll use your expertise in Finite Element Analysis (FEA) and Computational Fluid Dynamics (CFD) to solve engineering challenges, improve equipment performance, and support innovative manufacturing solutions.

In this role, you'll collaborate with mechanical design engineers, project teams, and customers to turn simulation results into practical design improvements. We're looking for a collaborative problem-solver who enjoys sharing knowledge, mentoring engineers, and helping teams make informed technical decisions.