Senior Mechanical Engineer (HVAC)

Location: Oakland, California, USA; onsite role with up to 20% travel.

Base salary: $125,000–$150,000 per year.

Company

Salas O’Brien is an employee-owned engineering and professional services firm providing integrated engineering and consulting services across building, infrastructure, energy, science, education, healthcare, and technology projects.

What you will do

• Design HVAC and other mechanical systems for new facilities, additions, and renovation projects.
• Perform load and energy calculations using HAP, IES, and similar software, and select mechanical equipment.
• Prepare construction drawings, specifications, design documents, reports, and technical studies.
• Conduct existing-building surveys, document HVAC systems, and complete code compliance research.
• Coordinate multidisciplinary work, provide construction administration, and perform design QA/QC.
• Lead project teams, guide junior engineers, serve as a client contact, and support business development activities.

Requirements

• Bachelor’s degree in Mechanical Engineering.
• Professional Engineer (PE) license and LEED AP certification.
• At least 10 years of mechanical design experience.
• Knowledge of HVAC systems, mechanical design codes, standards, and guidelines.
• Proficiency in AutoCAD, Revit, and Microsoft Office.
• Ability to lead teams, communicate effectively, organize priorities, and travel as needed.

Nice to have

• LEED experience.
• Knowledge of process piping.

Culture & Benefits

• People-first, multidisciplinary working environment focused on sustainable, long-term solutions.
• Medical, dental, vision, and basic life insurance.
• 401(k) plan and the ability to purchase company stock at a discount.
• Paid holidays and leave programs, including military service and new-parent leave.
• Potential merit increases, discretionary performance bonuses, and stock awards for eligible roles.