Refrigeration Engineer

CEJarrell Contracting; St. Louis (MO); On-site; USD 85,000 - 120,000; Full time

Benefits offered by this job

Full benefits package (health, dental,

401(k) with match

PTO

Job summary

CEJarrell Contracting in Saint Louis is seeking an experienced Mechanical Engineer to design and develop refrigeration systems for grocery, commercial, and industrial buildings. You will prepare refrigeration drawings, equipment selections, and system layouts based on project requirements and applicable codes.

Collaborate with the engineering supervisor, project managers, CAD/BIM teams, and field staff to ensure coordinated and constructible designs.

Qualifications

• Bachelor's degree in Mechanical Engineering or related technical field.
• Refrigeration design experience in commercial construction is a plus.
• Familiar with industry standards and codes (IIAR, ASHRAE, IECC, IMC).
• Proficient in refrigeration load calculations and software.

Responsibilities

• Design and develop refrigeration systems for grocery, commercial, and industrial buildings.
• Prepare refrigeration drawings, equipment selections, and system layouts based on project requirements and codes.
• Collaborate with engineering supervisor, project managers, CAD/BIM teams, and field staff to ensure coordinated and constructible designs.
• Prepare load calculations, energy code compliance, and system sizing.
• Support preconstruction efforts including budgeting, system selection, and value engineering.
• Participate in field walks, construction support, and final system review.

Skills

Refrigeration design

Load calculations

Code compliance

Cross-functional collaboration

Education

Bachelor's degree in Mechanical Engineering

Tools

Refrigeration software

Job description

Location: Saint Louis
Job Type: Full-Time
Education Level: Certification
Experience Level: Experienced (Non-Manager)

Overview

Jarrell has been building trusted partnerships since 1954 - right here in St. Louis and across the country. As a family-owned, full-service mechanical contractor, we offer complete design-build MEP solutions, including pre-construction, engineering, installation, and service. Our in-house capabilities and state-of-the-art prefabrication shop give us greater control over quality, safety, and schedules from day one. From HVAC and plumbing to refrigeration and mechanical systems, we deliver smart, efficient systems that are built to perform - and built to last. Whether it's data centers, manufacturing plants, schools, or multi-family housing, our team brings hands-on expertise, innovative thinking, and a commitment to doing the job right every time.

Responsibilities

• Design and develop Refrigeration systems for grocery, commercial, and industrial buildings.
• Prepare refrigeration drawings, equipment selections, and system layouts based on project requirements and applicable codes.
• Collaborate with engineering supervisor, project managers, CAD/BIM teams, and field staff to ensure coordinated and constructible designs.
• Prepare load calculations, energy code compliance, and system sizing.
• Support preconstruction efforts including budgeting, system selection, and value engineering.
• Participate in field walks, construction support, and final system review.

Skill Requirements

• Bachelor's degree in Mechanical Engineering or a related technical field.
• Refrigeration design experience in the commercial construction industry is a plus.
• Familiar with industry standards and codes (IIAR, ASHRAE, IECC, IMC).
• Proficient in refrigeration load calculation concepts and software utilization.
• Strong communicator who enjoys working across disciplines and seeing designs come to life.
• Curious, collaborative, and committed to delivering practical solutions that perform.

Compensation

• Competitive salary based on experience.
• Full benefits package including health, dental, vision, life, 401(k) with match, and PTO.
• Ongoing training and career development opportunities.
• Exposure to a wide variety of project types, tools, and technologies in an engineering-forward company.