HVAC Mechanical Engineer

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 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.

About the Role

The HVAC Mechanical Engineer is responsible for the design, analysis, and development of HVAC and mechanical systems for commercial, industrial, and federal projects. This role prepares engineering calculations, drawings, and specifications, collaborates with multidisciplinary teams, and ensures designs meet applicable codes, client requirements, and project schedules while delivering high-quality, cost-effective solutions.

Responsibilities

• Provide engineering design, evaluation, and planning of mechanical systems for healthcare, science & technology, education, and commercial projects
• Perform Load/Energy calculations with software such as Trace 700, Carrier HAP, and similar programs
• Work with senior engineer to conduct building surveys and documentation of existing HVAC systems
• Develop system design calculations and selection of equipment for use in buildings
• Write/edit project specifications
• Prepare detailed design documents, reports, and studies
• Code compliance research
• Coordinate work with other disciplines
• Provide construction administration services

Qualifications and Experience

• 1-5 years of experience
• BS or MS in Mechanical Engineering or related field
• Proficient in Revit, AutoCAD, and MS Office
• Strong grasp of thermodynamics, fluid mechanics, and local building codes
• Familiarity with codes, standards, and design guidelines

Location: Philadelphia, PA

Some travel to US sites.

Pay

The expected base salary range for this role is $75,000 - $100,000 USD per year. Actual compensation will be determined based on skills, experience, qualifications, and location. This role is also eligible for performance-based bonuses.

Benefits

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