Senior Mechanical HVAC Designer

Base pay range

$/yr - $/yr

At Jacobs, we are challenging today to reinvent tomorrow by solving the world’s most critical problems for thriving cities, resilient environments, and mission‑critical outcomes. We drive positive impact on people’s lives everywhere by bringing solutions, adding value to communities and society as a whole. Grow your career with Jacobs, a company that inspires and empowers you to deliver your best work so you can evolve, grow, and succeed – today and into tomorrow.

This HVAC Designer role is available at any location in the United States. Ideally, selected candidates will be near a Jacobs U.S. based office, but we intend to hire the “best” candidates.

You will work alongside our team of engineers and designers performing field investigations, interfacing with clients & vendors, sizing and selecting equipment, and preparing construction design packages. You’ll be accountable for the schedule and technical quality of challenging engineering tasks as you gain familiarity with the client’s expectations, scope, budget, and schedule. You’ll work with a multi‑discipline, highly interactive team to establish to meet the needs of our clients.

Your role keeps our company connected, and we’ll support you with what you need to be successful.

• Layout and design of HVAC systems.
• Develop conceptual design and preliminary design documents, including calculations related to sizing and selecting systems, Air Flow Diagrams (AFDs), Process and Instrumentation Diagrams (P&IDs), and general arrangements.
• Develop final construction documents associated with these systems (chilled water, cooling water, etc.).
• Coordinate with other disciplines.

• At least ten (10) years’ experience in the design of HVAC systems for industrial facilities.
• Proficiency in Revit.
• Thorough knowledge of codes and standards related to the design of HVAC systems.
• Adaptability to work within a fast‑paced team environment with multiple deadlines.
• Ability to collaborate with the project team remotely.

• Software experience in AutoCAD, Carrier HAP, Trane Trace 700, and Trane Trace 3D.
• Experience in the design of plumbing/utility systems.

Our health and welfare benefits are designed to invest in you, and in the things you care about. Employees access medical, dental, vision, and basic life insurance, a 401(k) plan, and the ability to purchase company stock at a discount. Eligible employees may also enroll in a deferred compensation plan or the Executive Deferral Plan. Jacobs has an unlimited U.S. Personalized Paid Time Off (PPTO) policy for full‑time salaried/exempt employees, seven paid holidays, one floating holiday, and caregiver leave.

And certain roles may be eligible for additional rewards, including merit increases, performance discretionary bonus, and stock.

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status.

Job posted on October 16, 2025. This position will be open for at least 3 days.