Mechanical Designer

At Salas O’Brien we tell our clients that we’re engineered for impact. This passion for making a difference applies just as much to our team as it does to our projects. That’s why we’re committed to living our values every day: inspiring, achieving, and connecting as shared owners of our success with a focus on a sustainable future.

Building for the long-term means that all of our team members can expect to work on amazing projects with a people-first approach to problem solving. It also means that each member of our team has truly limitless potential to build a unique, meaningful, and high-impact career—and they’ll receive great total rewards along the way.

About Us:

Founded in 1975, Salas O’Brien is an employee-owned engineering and professional services firm focused on achieving impact for our clients, our team, and the world. We know that tomorrow’s requirements are today’s opportunities, and we are here to design lasting solutions for pressing challenges.

We work across a variety of industries providing integrated engineering and consulting services. Our specialized experience includes design for data centers, healthcare, science and technology, high-rise buildings, clean energy, education, and other building types as well as structural and building sciences, infrastructure asset management, advanced robotics, and more.

Our technical expertise is paired with an exceptional team of business development, human resources, finance and accounting, information technology, and marketing professionals, all of whom play a key role in bringing our commitments to life every day.

Job Summary:

The Mechanical Designer will provide mechanical design services to support production of construction drawings and specifications for our clients. The candidate will have the opportunity to work on projects in a variety of market sectors, such as healthcare, Federal, industrial, municipal, and commercial projects.

Duties and Responsibilities:

• Develop HVAC and specialized process ventilation system designs based on project scope, client RFPs, and hazardous occupancy classification requirements.
• Provide design, evaluation, and planning of mechanical systems for a variety of building types, including base building HVAC and specialty systems (fume/smoke exhaust, gas detection/monitoring, chemical treatment systems) for high-hazard process environments.
• Perform load/energy calculations using software such as Trace 700, Carrier HAP, IES, and similar programs.
• Conduct existing building surveys and documentation of existing HVAC systems, including comparative analysis between an existing reference facility and a target facility.
• Develop system design calculations and equipment selection for use in buildings.
• Evaluate material compatibility and equipment durability for mechanical systems operating in chemically aggressive or corrosive process environments.
• Prepare detailed design documents, reports, and studies.
• Complete code compliance research, including hazardous occupancy classification requirements.
• Coordinate work with other disciplines, including plumbing, structural, electrical, fire protection, process, and security systems.
• Provide construction administration support, including RFI response and field-condition validation.

Qualifications and

Experience:

• A minimum of 5 years of experience in mechanical design including base building HVAC and specialty systems (fume/smoke exhaust, gas detection/monitoring, chemical treatment systems).
• LEED certification/experience is not a requirement but is a plus.
• Proficient in Revit, AutoCAD, and MS Office.
• Familiarity with codes, standards, and design guidelines.
• Excellent work ethic and attitude.
• Good communication and time management skills.
• Interpersonal communication skills, combined…