Senior Mechanical Designer

Salas O'Brien, Inc.; Charlotte (NC); On-site; USD 95,000 - 125,000; Full time

Benefits offered by this job

Medical, dental, and vision insurance

401(k) with company match

Paid time off and company holidays

Wellness programs and employee-assist.

Job summary

Salas O’Brien in Charlotte, NC, is seeking a Senior Mechanical Designer to provide mechanical design services for construction drawings and specs across healthcare, federal, industrial, municipal, and commercial projects. The role emphasizes delivering high-impact, sustainable outcomes.

The candidate will develop HVAC and specialty ventilation designs, perform load calculations, coordinate with other disciplines, and support construction administration.

Qualifications

• Fifteen years of experience in mechanical design, including base building HVAC and specialty systems.
• LEED certification/experience is a plus but not required.
• Proficient in Revit, AutoCAD, and MS Office.

Responsibilities

• Develop HVAC and specialty ventilation system designs based on project scope and codes.
• Provide design, evaluation, and planning of mechanical systems for various building types.
• Perform load/energy calculations using software such as Trace 700 and HAP.
• Conduct existing building surveys and document HVAC systems for comparison.
• Develop system design calculations and equipment selection for buildings.
• Evaluate material compatibility and durability in corrosive environments.
• Prepare detailed design documents, reports, and studies.
• Complete code compliance research, including hazardous occupancy classifications.
• Coordinate work with plumbing, structural, electrical, fire protection, and security teams.
• Provide construction administration support, including RFI responses and field validation.

Skills

Communication

Time management

Interpersonal skills

Organizational skills

Tools

Revit

AutoCAD

MS Office

Job description

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.

Job Summary:

The Senior 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 15 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 with organizational skills, the ability to plan, balance, and prioritize work.
• Must be a US Citizen.

Location: Charlotte, NC

Actual compensation will be determined based on a number of factors including skills, experience, qualifications, and location.

This role is also eligible forperformance-based bonuses and a comprehensiveU.S. basedbenefits package, including:

• Medical, dental, and vision insurance
• 401(k) with company match
• Paid time off and company holidays
• Wellness programs and employee assistance resources

For more information, visit our full benefits overview here .

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.

Equal Opportunity Employment Statement

Salas O’Brien provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, colour, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state/provincial, or local laws. Salas O’Brien will accommodate the disability-related needs of applicants as required by law.

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities
This employer is required to notify all applicants of their rights pursuant to federal employment laws.For further information, please review the Know Your Rights notice from the Department of Labor.