Mechanical HVAC Engineer
Darwin Chambers
Job Description
Job Description
Design the Future of Environmental Testing Solutions
At Darwin Chambers, we design and manufacture industry-leading walk-in environmental chambers that support groundbreaking work in pharmaceuticals, biotechnology, university research, and industrial testing. We're seeking an experienced Mechanical/HVAC Engineer II to join our growing engineering team and contribute to the design of custom temperature, humidity, and environmental testing systems.
This is an excellent opportunity for an engineer with HVAC, refrigeration, thermal systems, or environmental testing experience who enjoys solving complex technical challenges and wants to grow into a leadership role.
As a Mechanical/HVAC Engineer II, you will:
- Design and support the development of scientific walk-in environmental chambers.
- Create robust mechanical, thermal, refrigeration, and humidity control system designs.
- Perform thermal and moisture load calculations.
- Develop humidification and dehumidification system designs.
- Generate project parts, assemblies, and design documentation using CAD software.
- Prepare accurate project submittals that meet customer specifications.
- Collaborate with Engineering, Project Management, Production, and Quality Control teams.
- Troubleshoot fabrication and manufacturing issues and help develop engineering best practices.
- Support continuous product improvements and innovation initiatives.
- Travel to customer sites as needed (up to 20%).
Required Qualifications
- Bachelor's degree in Mechanical Engineering, HVAC Engineering, or a related engineering discipline.
- 3-7 years of engineering experience.
- Strong analytical and problem-solving skills.
- Experience with HVAC, refrigeration, thermal systems, or environmental control equipment.
- Ability to manage multiple projects and meet deadlines.
- Strong communication and collaboration skills.
- Proficiency with CAD software; Autodesk Fusion 360 experience preferred.
- Ability to work independently while contributing to a team environment.
Why Join Darwin Chambers?
- Work on highly specialized engineering projects that support scientific discovery and innovation.
- Collaborate with a talented and growing team of engineers and industry experts.
- Gain exposure to custom-engineered environmental systems and advanced HVAC technologies.
- Opportunity for professional growth and advancement into team leadership.
- Contribute to products used by leading pharmaceutical, biotechnology, research, and industrial organizations.
Darwin Chambers Company, LLC is a dynamic, privately owned manufacturer specializing in controlled environment chambers for research laboratories across universities, pharmaceutical firms, and government agencies. We are dedicated to innovation and quality, offering comprehensive benefits and opportunities growth.
Company Description
Darwin Chambers Company, LLC is a dynamic, privately owned manufacturer specializing in controlled environment chambers for research laboratories across universities, pharmaceutical firms, and government agencies. We are dedicated to innovation and quality, offering comprehensive benefits and opportunities growth.
- Donohue & Associates, Inc. is seeking a Mechanical HVAC/Plumbing Engineer to join our multi-disciplinary team. You will design HVAC and plumbing systems for municipal and industrial clients in the Midwest and collaborate with engineers and project managers to contribute...MechanicalFlexible hours
- Donohue & Associates in St. Louis, Missouri is seeking a Mechanical HVAC/Plumbing Engineer to join their multi-disciplinary team. In this role, you'll be responsible for designing HVAC and plumbing systems for various municipalities and industrial clients across the Midwest...Mechanical
- ...posted here as they become available. Donohue & Associates, a preferred provider of water and wastewater engineering services, is looking for a Mechanical HVAC/Plumbing Engineer to join our multi-disciplinary team. In this position, you will be involved in designing...MechanicalTemporary workImmediate startFlexible hours
- ...Job Description Job Description Growing firm with offices in multiple states is seeking a Mechanical HVAC/Plumbing Engineer for their team in St. Louis, Missouri! Responsibilities: Assist with the design of HVAC and plumbing systems for municipalities and...Mechanical
$100k - $150k
...full-time position available for an Experienced Refrigeration Engineer to join our Food & Beverage group. This opportunity would be available... ...candidate must have:A bachelor's degree (or higher) in mechanical engineering from an accredited college or university AND at...MechanicalFull timeFor subcontractorH1bWork at officeVisa sponsorship- Summit is seeking a Mechanical Engineer in St. Louis, Missouri, responsible for completing HVAC design tasks and ensuring compliance during construction phases. Ideal candidates should have a BSME or BSAE degree and a PE license with 4+ years of experience. Skills in AutoCAD...MechanicalFull time
- Jacobs is seeking a Mechanical Engineer with strong HVAC design experience to develop conceptual designs, equipment plans, and BMS control philosophies for multi‑discipline building projects. You will perform load calculations, create airflow diagrams, and help manage...Mechanical
- Murphy Company in St. Louis, MO, is seeking a Mechanical Engineer with at least 2 years of experience to join their collaborative team. The role involves working in a Design-Build environment and requires solid knowledge of building codes and competencies in software like...Mechanical
- CDG Engineers in Saint Louis, MO, is seeking a Sr. Mechanical Engineer to design and implement complex industrial process or power utility systems. This hybrid... ...site visits and client meetings. Strong experience in HVAC, MEP, and fire protection will be essential. #J-18...MechanicalFull time
- A leading design firm is seeking a licensed Engineer to perform HVAC system design and project management. This role is fully remote but prefers candidates near major U.S. cities. The ideal candidate has 6+ years of experience, a relevant engineering degree, and proficiency...MechanicalRemote jobFlexible hours
- ...Job Description Job Description Description: As a Mechanical Engineer, you will play a critical role in designing and implementing complex... ...calculation software ~ Experience with design and plan for HVAC and MEP systems across various project types ~ Fire...MechanicalPermanent employmentFull timeTemporary workFor contractorsWork experience placementH1bWork at office
- HDR is seeking a Mechanical Engineer to design critical infrastructure and support spaces where people work and thrive. You will coordinate the mechanical design team through schematic and contract document phases, ensuring code compliance with reviews and meetings. You...MechanicalContract work
$75k - $95k
...Description Hybrid position - remote and on site. About the Role We are seeking an experienced Mechanical Engineer to join our MEP team. You will design and coordinate HVAC systems across a wide variety of project types. Responsibilities Designing HVAC systems...MechanicalLive inWork at officeLocal areaRemote workFlexible hours- An established industry player is looking for a skilled Mechanical Engineer to join their dynamic team. This role focuses on HVAC and plumbing system design, as well as conducting facilities condition assessments for government and military buildings. The ideal candidate...Mechanical
- A leading design firm in St. Louis is seeking an experienced engineer to lead HVAC design projects. You will manage the design of ductwork and piping, conduct calculations, and prepare construction drawings using Revit. Ideal candidates will have at least 6 years of experience...Mechanical
- ...employees across 40+ companies work together to deliver exceptional HVAC, mechanical, plumbing, refrigeration, and electrical solutions nationwide... .... We only accept direct applications. Mechanical Design Engineer – HVAC & Plumbing Systems About NDBS National Design...MechanicalFull timeLocal areaRemote work
- Mead & Hunt, Inc. is seeking a mechanical/utilities engineer for full-time employment. Responsibilities include surveying food and beverage plants and utility systems, and developing project documentation such as drawings, P&IDs, equipment schedules, and specifications....MechanicalFull timeFor subcontractor
- Jones Lang LaSalle Incorporated is seeking a Building Engineer for the 2ND SHIFT to operate, maintain, and repair critical... ...Louis, MO. The role requires extensive experience in mechanical, electrical, plumbing, and HVAC systems, ensuring our facilities operate at peak...MechanicalAfternoon shift
- DescriptionAs a Mechanical Engineer, you will work on project teams to create world-class designs for new projects, alterations and redevelopments... ...BIM (Revit), 3D Rendering Programs, hydraulic analysis, and HVAC analysis programs.Strong attention to detail, facilitation,...MechanicalContract workWork at office
- ...manufacturer handling everything that spins and moves, miniature to gigantic, with over 140,000 employees worldwide. This role supports engineers by performing motor tests, preparing fixtures, and analyzing data using MATLAB or ANSYS and MS Office tools. The position is 30...MechanicalWorldwide
- DescriptionBurns & McDonnell is seeking to hire a Senior Mechanical Engineer to support our Power global practice. The Senior Mechanical Engineer will lead mechanical design project teams to create world class designs for both new and existing power generation facilities...MechanicalFor contractorsWork at office
- ...Position Overview The Design Integration Manager (Mechanical) collaborates closely with our project... ...the design process for all mechanical scopes (HVAC, plumbing, piping, process equipment) on design-build, engineer-procure-construct, construction manager at-risk...MechanicalFor contractorsWork at office
- Colliers in St. Louis is seeking a Building Engineer to oversee maintenance of mechanical, electrical, HVAC, and plumbing systems. You will ensure efficient operations and the safety of clients' properties while managing service requests and repairs. The ideal candidate...MechanicalFor contractorsWork at office
- icon Mechanical is seeking a skilled Mechanical Engineer for its CSG team in Chesterfield, MO. The candidate should have 5+ years of experience in mechanical/HVAC design and a strong background in piping systems. Responsibilities include load calculations, equipment layouts...Mechanical
- A leading HVAC solutions provider located in St. Louis is seeking an HVAC Technical Sales Representative. The role involves promoting... ..., benefits, and commissions tailored to empower your success. Join this passionate team at Engineered Air! #J-18808-Ljbffr Engineered Air
- ...alongside people who think big and act bold - project managers, engineers, technologists, and strategists who blend real-world... ...WORK: You’ll perform independent design assurance reviews of mechanical engineering deliverables prepared by the EoR and major equipment...MechanicalTemporary workFor contractorsWork at officeLocal areaFlexible hours
$100k - $140k
icon Mechanical is seeking a Mechanical Engineer to join the CSG team at our Chesterfield, MO headquarters. Ideal candidates have 5+ years in Mechanical/HVAC design and a Bachelor’s in mechanical engineering. You will develop HVAC layouts, perform load calculations, and...Mechanical- Icon Mechanical is seeking a Mechanical Engineer to join the CSG team at our Chesterfield, MO headquarters. The ideal candidate has 5+ years in Mechanical/HVAC design and will contribute to heating/cooling load calculations, equipment layouts, and coordination drawings...Mechanical
- DescriptionBurns & McDonnell has an exciting opportunity for a Lead Mechanical Engineer to join the Power global practice. This position is responsible for the design and evaluation of mechanical systems associated with coal and natural gas fired generation facilities as...Mechanical
- ...The Mechanical Engineer will develop high-quality luminaire designs and be responsible for new product development from concept through production. This includes working on product enhancements, creating detailed drawings, and ensuring design quality and efficiency. Requirements...MechanicalTemporary workWork at office
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Mechanical HVAC Engineer. Be the first to apply!
- hvac engineer Saint Louis, MO
- air conditioning engineer Saint Louis, MO
- building services engineer Saint Louis, MO
- mechanical engineer hvac Saint Louis, MO
- refrigeration engineer Saint Louis, MO
- mechanical inspector Saint Louis, MO
- mechanical foreman Saint Louis, MO
- mechanical design Saint Louis, MO
- entry level mechanical design Saint Louis, MO
- mechanical installation Saint Louis, MO


